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1 Commits

Author SHA1 Message Date
Ferdinand Schober
b48d7127f3 layer-shell: drop hard-dep on shortcut-inhibit
soften dependency off layer-shell backend to make
https://wayland.app/protocols/keyboard-shortcuts-inhibit-unstable-v1
optional.

This allows partial functionality on compositors that don't support
the protocol, e.g. labwc.
2024-09-03 22:49:51 +02:00
135 changed files with 6385 additions and 12876 deletions

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@@ -1,24 +0,0 @@
root = true
[*]
end_of_line = lf
insert_final_newline = true
trim_trailing_whitespace = true
charset = utf-8
[*.rs]
indent_style = space
indent_size = 4
max_line_length = 100
[*.{yml,yaml}]
indent_style = space
indent_size = 2
[*.toml]
indent_style = space
indent_size = 4
[*.nix]
indent_style = space
indent_size = 2

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@@ -1,34 +0,0 @@
#!/usr/bin/env bash
set -euo pipefail
# Ensure we're at the repo root
cd "$(git rev-parse --show-toplevel)" || exit 1
echo "Running cargo fmt (auto-format)..."
# Run formatter to apply fixes but do not stage them. If formatting changed,
# fail the commit so the user can review and stage the changes manually.
cargo fmt --all
if ! git diff --quiet --exit-code; then
echo "" >&2
echo "ERROR: cargo fmt modified files. Review changes, stage them, and commit again." >&2
git --no-pager diff --name-only
exit 1
fi
echo "Running cargo clippy..."
# Matches CI: deny warnings to keep code health strict
if ! cargo clippy --workspace --all-targets --all-features -- -D warnings; then
echo "" >&2
echo "ERROR: clippy found warnings/errors. Fix them before committing." >&2
exit 1
fi
echo "Running cargo test..."
if ! cargo test --workspace --all-features; then
echo "" >&2
echo "ERROR: Some tests failed. Fix tests before committing." >&2
exit 1
fi
echo "All pre-commit checks passed."
exit 0

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@@ -1,50 +1,40 @@
name: Nix Binary Cache
on:
push:
branches: ["main"]
pull_request:
branches: ["main"]
workflow_dispatch:
concurrency:
group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
cancel-in-progress: true
name: Binary Cache
on: [push, pull_request, workflow_dispatch]
jobs:
nix:
strategy:
matrix:
os:
- ubuntu-latest
- macos-15-intel
- macos-latest
os:
- ubuntu-latest
- macos-13
- macos-14
name: "Build"
runs-on: ${{ matrix.os }}
runs-on: ${{ matrix.os }}
steps:
- name: Checkout
uses: actions/checkout@v6
with:
submodules: recursive
- name: Checkout
uses: actions/checkout@v4
with:
submodules: recursive
# - uses: DeterminateSystems/nix-installer-action@main
# with:
# logger: pretty
# - uses: DeterminateSystems/magic-nix-cache-action@main
- uses: cachix/install-nix-action@v31
- uses: cachix/cachix-action@v16
with:
name: lan-mouse
authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
- uses: DeterminateSystems/nix-installer-action@main
with:
logger: pretty
- uses: DeterminateSystems/magic-nix-cache-action@main
- uses: cachix/cachix-action@v14
with:
name: lan-mouse
authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
- name: Build lan-mouse (x86_64-linux)
if: matrix.os == 'ubuntu-latest'
run: nix build --print-build-logs --show-trace .#packages.x86_64-linux.lan-mouse
- name: Build lan-mouse (x86_64-linux)
if: matrix.os == 'ubuntu-latest'
run: nix build --print-build-logs --show-trace .#packages.x86_64-linux.lan-mouse
- name: Build lan-mouse (x86_64-darwin)
if: matrix.os == 'macos-15-intel'
run: nix build --print-build-logs --show-trace .#packages.x86_64-darwin.lan-mouse
- name: Build lan-mouse (x86_64-darwin)
if: matrix.os == 'macos-13'
run: nix build --print-build-logs --show-trace .#packages.x86_64-darwin.lan-mouse
- name: Build lan-mouse (aarch64-darwin)
if: matrix.os == 'macos-14'
run: nix build --print-build-logs --show-trace .#packages.aarch64-darwin.lan-mouse
- name: Build lan-mouse (aarch64-darwin)
if: matrix.os == 'macos-latest'
run: nix build --print-build-logs --show-trace .#packages.aarch64-darwin.lan-mouse

130
.github/workflows/pre-release.yml vendored Normal file
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@@ -0,0 +1,130 @@
name: "pre-release"
on:
push:
branches: [ "main" ]
env:
CARGO_TERM_COLOR: always
jobs:
linux-release-build:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
- name: install dependencies
run: |
sudo apt-get update
sudo apt-get install libx11-dev libxtst-dev
sudo apt-get install libadwaita-1-dev libgtk-4-dev
- name: Release Build
run: cargo build --release
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-linux
path: target/release/lan-mouse
windows-release-build:
runs-on: windows-latest
steps:
- uses: actions/setup-python@v5
with:
python-version: '3.11'
# needed for cache restore
- name: create gtk dir
run: mkdir C:\gtk-build\gtk\x64\release
- uses: actions/cache@v3
id: cache
with:
path: c:/gtk-build/gtk/x64/release/**
key: gtk-windows-build
restore-keys: gtk-windows-build
- name: Update path
run: |
echo "PKG_CONFIG=C:\gtk-build\gtk\x64\release\bin\pkgconf.exe" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
echo "C:\pkg-config-lite-0.28-1\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
echo "C:\gtk-build\gtk\x64\release\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
echo $env:GITHUB_PATH
echo $env:PATH
- name: Install dependencies
if: steps.cache.outputs.cache-hit != 'true'
run: |
# choco install msys2
# choco install visualstudio2022-workload-vctools
# choco install pkgconfiglite
pipx install gvsbuild
# see https://github.com/wingtk/gvsbuild/pull/1004
Move-Item "C:\Program Files\Git\usr\bin" "C:\Program Files\Git\usr\notbin"
Move-Item "C:\Program Files\Git\bin" "C:\Program Files\Git\notbin"
gvsbuild build --msys-dir=C:\msys64 gtk4 libadwaita librsvg
Move-Item "C:\Program Files\Git\usr\notbin" "C:\Program Files\Git\usr\bin"
Move-Item "C:\Program Files\Git\notbin" "C:\Program Files\Git\bin"
- uses: actions/checkout@v4
- name: Release Build
run: cargo build --release
- name: Create Archive
run: |
mkdir "lan-mouse-windows"
Get-Childitem -Path "C:\\gtk-build\\gtk\\x64\\release\\bin\\*.dll" -File -Recurse | Copy-Item -Destination "lan-mouse-windows"
Copy-Item -Path "target\release\lan-mouse.exe" -Destination "lan-mouse-windows"
Compress-Archive -Path "lan-mouse-windows\*" -DestinationPath lan-mouse-windows.zip
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-windows
path: lan-mouse-windows.zip
macos-release-build:
runs-on: macos-13
steps:
- uses: actions/checkout@v4
- name: install dependencies
run: brew install gtk4 libadwaita
- name: Release Build
run: |
cargo build --release
cp target/release/lan-mouse lan-mouse-macos-intel
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-macos-intel
path: lan-mouse-macos-intel
macos-aarch64-release-build:
runs-on: macos-14
steps:
- uses: actions/checkout@v4
- name: install dependencies
run: brew install gtk4 libadwaita
- name: Release Build
run: |
cargo build --release
cp target/release/lan-mouse lan-mouse-macos-aarch64
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-macos-aarch64
path: lan-mouse-macos-aarch64
pre-release:
name: "Pre Release"
needs: [windows-release-build, linux-release-build, macos-release-build]
runs-on: "ubuntu-latest"
steps:
- name: Download build artifacts
uses: actions/download-artifact@v4
- name: Create Release
uses: "marvinpinto/action-automatic-releases@latest"
with:
repo_token: "${{ secrets.GITHUB_TOKEN }}"
automatic_release_tag: "latest"
prerelease: true
title: "Development Build"
files: |
lan-mouse-linux/lan-mouse
lan-mouse-macos-intel/lan-mouse-macos-intel
lan-mouse-macos-aarch64/lan-mouse-macos-aarch64
lan-mouse-windows/lan-mouse-windows.zip

View File

@@ -1,204 +0,0 @@
name: "Release"
run-name: "Release - ${{ startsWith(github.ref, 'refs/tags/') && github.ref_name || github.event.inputs.name || github.ref_name }}"
on:
push:
branches: [ "main" ]
tags:
- v**
workflow_dispatch:
inputs:
name:
description: 'Development release name'
required: false
default: ''
env:
CARGO_TERM_COLOR: always
jobs:
linux-release-build:
runs-on: ubuntu-22.04
steps:
- uses: actions/checkout@v6
- name: install dependencies
run: |
sudo apt-get update
sudo apt-get install libx11-dev libxtst-dev
sudo apt-get install libadwaita-1-dev libgtk-4-dev
- name: Release Build
run: |
cargo build --release
cp target/release/lan-mouse lan-mouse-linux-x86_64
- name: Upload build artifact
uses: actions/upload-artifact@v6
with:
name: lan-mouse-linux-x86_64
path: lan-mouse-linux-x86_64
linux-arm64-release-build:
runs-on: ubuntu-22.04-arm
steps:
- uses: actions/checkout@v6
- name: install dependencies
run: |
sudo apt-get update
sudo apt-get install libx11-dev libxtst-dev
sudo apt-get install libadwaita-1-dev libgtk-4-dev
- name: Release Build
run: |
cargo build --release
cp target/release/lan-mouse lan-mouse-linux-arm64
- name: Upload build artifact
uses: actions/upload-artifact@v6
with:
name: lan-mouse-linux-arm64
path: lan-mouse-linux-arm64
windows-release-build:
runs-on: windows-latest
steps:
- uses: actions/setup-python@v5
with:
python-version: '3.11'
# needed for cache restore
- name: create gtk dir
run: mkdir C:\gtk-build\gtk\x64\release
- uses: actions/cache@v3
id: cache
with:
path: c:/gtk-build/gtk/x64/release/**
key: gtk-windows-build
restore-keys: gtk-windows-build
- name: Update path
run: |
echo "PKG_CONFIG=C:\gtk-build\gtk\x64\release\bin\pkgconf.exe" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
echo "C:\pkg-config-lite-0.28-1\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
echo "C:\gtk-build\gtk\x64\release\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
echo $env:GITHUB_PATH
echo $env:PATH
- name: Install dependencies
if: steps.cache.outputs.cache-hit != 'true'
run: |
# choco install msys2
# choco install visualstudio2022-workload-vctools
# choco install pkgconfiglite
py -m venv .venv
.venv\Scripts\activate.ps1
py -m pip install gvsbuild
# see https://github.com/wingtk/gvsbuild/pull/1004
Move-Item "C:\Program Files\Git\usr\bin" "C:\Program Files\Git\usr\notbin"
Move-Item "C:\Program Files\Git\bin" "C:\Program Files\Git\notbin"
gvsbuild build --msys-dir=C:\msys64 gtk4 libadwaita librsvg
Move-Item "C:\Program Files\Git\usr\notbin" "C:\Program Files\Git\usr\bin"
Move-Item "C:\Program Files\Git\notbin" "C:\Program Files\Git\bin"
- uses: actions/checkout@v6
- name: Release Build
run: cargo build --release
- name: Create Archive
run: |
mkdir "lan-mouse-windows"
Get-Childitem -Path "C:\\gtk-build\\gtk\\x64\\release\\bin\\*.dll" -File -Recurse | Copy-Item -Destination "lan-mouse-windows"
Copy-Item -Path "target\release\lan-mouse.exe" -Destination "lan-mouse-windows"
Compress-Archive -Path "lan-mouse-windows\*" -DestinationPath lan-mouse-windows-x86_64.zip
- name: Upload build artifact
uses: actions/upload-artifact@v6
with:
name: lan-mouse-windows-x86_64
path: lan-mouse-windows-x86_64.zip
macos-release-build:
runs-on: macos-15-intel
steps:
- uses: actions/checkout@v6
- name: install dependencies
run: |
brew install --cask inkscape
brew install gtk4 libadwaita imagemagick librsvg
- name: Release Build
run: |
cargo build --release
cp target/release/lan-mouse lan-mouse-macos-intel
- name: Make icns
run: scripts/makeicns.sh
- name: Install cargo bundle
run: cargo install cargo-bundle
- name: Bundle
run: |
cargo bundle --release
scripts/copy-macos-dylib.sh "target/release/bundle/osx/Lan Mouse.app/Contents/MacOS/lan-mouse"
- name: Zip bundle
run: |
cd target/release/bundle/osx
zip -r "lan-mouse-macos-intel.zip" "Lan Mouse.app"
- name: Upload build artifact
uses: actions/upload-artifact@v6
with:
name: lan-mouse-macos-intel
path: target/release/bundle/osx/lan-mouse-macos-intel.zip
macos-arm64-release-build:
runs-on: macos-15
steps:
- uses: actions/checkout@v6
- name: install dependencies
run: |
brew install --cask inkscape
brew install gtk4 libadwaita imagemagick librsvg
- name: Release Build
run: |
cargo build --release
cp target/release/lan-mouse lan-mouse-macos-arm64
- name: Make icns
run: scripts/makeicns.sh
- name: Install cargo bundle
run: cargo install cargo-bundle
- name: Bundle
run: |
cargo bundle --release
scripts/copy-macos-dylib.sh "target/release/bundle/osx/Lan Mouse.app/Contents/MacOS/lan-mouse"
- name: Zip bundle
run: |
cd target/release/bundle/osx
zip -r "lan-mouse-macos-arm64.zip" "Lan Mouse.app"
- name: Upload build artifact
uses: actions/upload-artifact@v6
with:
name: lan-mouse-macos-arm64
path: target/release/bundle/osx/lan-mouse-macos-arm64.zip
release:
name: "Release"
needs: [windows-release-build, linux-release-build, linux-arm64-release-build, macos-release-build, macos-arm64-release-build]
runs-on: "ubuntu-latest"
steps:
- name: Download build artifacts
uses: actions/download-artifact@v4
- name: Create Pre-Release
if: ${{ !startsWith(github.ref, 'refs/tags/') }}
uses: softprops/action-gh-release@v2
with:
token: ${{ secrets.GITHUB_TOKEN }}
tag_name: ${{ github.event.inputs.name || github.ref_name }}
name: ${{ github.event.inputs.name || github.ref_name }}
prerelease: true
generate_release_notes: true
files: |
lan-mouse-linux-x86_64/lan-mouse-linux-x86_64
lan-mouse-linux-arm64/lan-mouse-linux-arm64
lan-mouse-macos-intel/lan-mouse-macos-intel.zip
lan-mouse-macos-arm64/lan-mouse-macos-arm64.zip
lan-mouse-windows-x86_64/lan-mouse-windows-x86_64.zip
- name: Create Tagged Release
if: startsWith(github.ref, 'refs/tags/')
uses: softprops/action-gh-release@v2
with:
token: ${{ secrets.GITHUB_TOKEN }}
name: ${{ github.ref_name }}
generate_release_notes: true
files: |
lan-mouse-linux-x86_64/lan-mouse-linux-x86_64
lan-mouse-linux-arm64/lan-mouse-linux-arm64
lan-mouse-macos-intel/lan-mouse-macos-intel.zip
lan-mouse-macos-arm64/lan-mouse-macos-arm64.zip
lan-mouse-windows-x86_64/lan-mouse-windows-x86_64.zip

View File

@@ -9,92 +9,124 @@ on:
env:
CARGO_TERM_COLOR: always
concurrency:
group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
cancel-in-progress: true
jobs:
fmt:
name: Formatting
build-linux:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v6
- name: cargo fmt
run: cargo fmt --check
- uses: actions/checkout@v4
- name: install dependencies
run: |
sudo apt-get update
sudo apt-get install libx11-dev libxtst-dev
sudo apt-get install libadwaita-1-dev libgtk-4-dev
- name: Build
run: cargo build --verbose
- name: Run tests
run: cargo test --verbose
- name: Check Formatting
run: cargo fmt --check
- name: Clippy
run: cargo clippy --all-features --all-targets -- --deny warnings
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse
path: target/debug/lan-mouse
build-windows:
runs-on: windows-latest
ci:
name: ${{ matrix.job }} ${{ matrix.os }}
runs-on: ${{ matrix.os }}
strategy:
fail-fast: false
matrix:
os:
- ubuntu-latest
- windows-latest
- macos-latest
- macos-15-intel
job:
- build
- check
- clippy
- test
steps:
- uses: actions/checkout@v6
- uses: Swatinem/rust-cache@v2
- name: Install Linux deps
if: runner.os == 'Linux'
run: |
sudo apt-get update
sudo apt-get install libx11-dev libxtst-dev libadwaita-1-dev libgtk-4-dev
- name: Install macOS dependencies
if: runner.os == 'macOS'
run: brew install gtk4 libadwaita imagemagick
- name: Install Windows Dependencies - create gtk dir
if: runner.os == 'Windows'
run: mkdir C:\gtk-build\gtk\x64\release
- name: Install Windows Dependencies - install gtk from cache
uses: actions/cache@v3
if: runner.os == 'Windows'
id: cache
with:
path: c:/gtk-build/gtk/x64/release/**
key: gtk-windows-build
restore-keys: gtk-windows-build
- name: Install Windows Dependencies - update PATH
if: runner.os == 'Windows'
run: |
echo "PKG_CONFIG=C:\gtk-build\gtk\x64\release\bin\pkgconf.exe" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
echo "C:\pkg-config-lite-0.28-1\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
echo "C:\gtk-build\gtk\x64\release\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
echo $env:GITHUB_PATH
echo $env:PATH
- name: Install Windows dependencies - build gtk
if: runner.os == 'Windows' && steps.cache.outputs.cache-hit != 'true'
run: |
# choco install msys2
# choco install visualstudio2022-workload-vctools
# choco install pkgconfiglite
py -m venv .venv
.venv\Scripts\activate.ps1
py -m pip install gvsbuild
gvsbuild build --msys-dir=C:\msys64 gtk4 libadwaita librsvg
- name: cargo build
if: matrix.job == 'build'
run: cargo build
- uses: actions/checkout@v4
- uses: actions/setup-python@v5
with:
python-version: '3.11'
# needed for cache restore
- name: create gtk dir
run: mkdir C:\gtk-build\gtk\x64\release
- uses: actions/cache@v3
id: cache
with:
path: c:/gtk-build/gtk/x64/release/**
key: gtk-windows-build
restore-keys: gtk-windows-build
- name: Update path
run: |
echo "PKG_CONFIG=C:\gtk-build\gtk\x64\release\bin\pkgconf.exe" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
echo "C:\pkg-config-lite-0.28-1\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
echo "C:\gtk-build\gtk\x64\release\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
echo $env:GITHUB_PATH
echo $env:PATH
- name: Install dependencies
if: steps.cache.outputs.cache-hit != 'true'
run: |
# choco install msys2
# choco install visualstudio2022-workload-vctools
# choco install pkgconfiglite
pipx install gvsbuild
# see https://github.com/wingtk/gvsbuild/pull/1004
Move-Item "C:\Program Files\Git\usr\bin" "C:\Program Files\Git\usr\notbin"
Move-Item "C:\Program Files\Git\bin" "C:\Program Files\Git\notbin"
gvsbuild build --msys-dir=C:\msys64 gtk4 libadwaita librsvg
Move-Item "C:\Program Files\Git\usr\notbin" "C:\Program Files\Git\usr\bin"
Move-Item "C:\Program Files\Git\notbin" "C:\Program Files\Git\bin"
- name: Build
run: cargo build --verbose
- name: Run tests
run: cargo test --verbose
- name: Check Formatting
run: cargo fmt --check
- name: Clippy
run: cargo clippy --all-features --all-targets -- --deny warnings
- name: Copy Gtk Dlls
run: Get-Childitem -Path "C:\\gtk-build\\gtk\\x64\\release\\bin\\*.dll" -File -Recurse | Copy-Item -Destination "target\\debug"
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-windows
path: |
target/debug/lan-mouse.exe
target/debug/*.dll
- name: cargo check
if: matrix.job == 'check'
run: cargo check --workspace --all-targets --all-features
build-macos:
runs-on: macos-13
steps:
- uses: actions/checkout@v4
- name: install dependencies
run: brew install gtk4 libadwaita
- name: Build
run: cargo build --verbose
- name: Run tests
run: cargo test --verbose
- name: Check Formatting
run: cargo fmt --check
- name: Clippy
run: cargo clippy --all-features --all-targets -- --deny warnings
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-macos
path: target/debug/lan-mouse
- name: cargo test
if: matrix.job == 'test'
run: cargo test --workspace --all-features
- name: cargo clippy
if: matrix.job == 'clippy'
run: cargo clippy --workspace --all-targets --all-features -- -D warnings
- uses: clechasseur/rs-clippy-check@v4
if: matrix.job == 'clippy'
with:
args: --workspace --all-targets --all-features
build-macos-aarch64:
runs-on: macos-14
steps:
- uses: actions/checkout@v4
- name: install dependencies
run: brew install gtk4 libadwaita
- name: Build
run: cargo build --verbose
- name: Run tests
run: cargo test --verbose
- name: Check Formatting
run: cargo fmt --check
- name: Clippy
run: cargo clippy --all-features --all-targets -- --deny warnings
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-macos-aarch64
path: target/debug/lan-mouse

124
.github/workflows/tagged-release.yml vendored Normal file
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@@ -0,0 +1,124 @@
name: "Tagged Release"
on:
push:
tags:
- "v*"
jobs:
linux-release-build:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
- name: install dependencies
run: |
sudo apt-get update
sudo apt-get install libx11-dev libxtst-dev
sudo apt-get install libadwaita-1-dev libgtk-4-dev
- name: Release Build
run: cargo build --release
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-linux
path: target/release/lan-mouse
windows-release-build:
runs-on: windows-latest
steps:
- uses: actions/setup-python@v5
with:
python-version: '3.11'
# needed for cache restore
- name: create gtk dir
run: mkdir C:\gtk-build\gtk\x64\release
- uses: actions/cache@v3
id: cache
with:
path: c:/gtk-build/gtk/x64/release/**
key: gtk-windows-build
restore-keys: gtk-windows-build
- name: Update path
run: |
echo "PKG_CONFIG=C:\gtk-build\gtk\x64\release\bin\pkgconf.exe" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
echo "C:\pkg-config-lite-0.28-1\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
echo "C:\gtk-build\gtk\x64\release\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
echo $env:GITHUB_PATH
echo $env:PATH
- name: Install dependencies
if: steps.cache.outputs.cache-hit != 'true'
run: |
# choco install msys2
# choco install visualstudio2022-workload-vctools
# choco install pkgconfiglite
pipx install gvsbuild
# see https://github.com/wingtk/gvsbuild/pull/1004
Move-Item "C:\Program Files\Git\usr\bin" "C:\Program Files\Git\usr\notbin"
Move-Item "C:\Program Files\Git\bin" "C:\Program Files\Git\notbin"
gvsbuild build --msys-dir=C:\msys64 gtk4 libadwaita librsvg
Move-Item "C:\Program Files\Git\usr\notbin" "C:\Program Files\Git\usr\bin"
Move-Item "C:\Program Files\Git\notbin" "C:\Program Files\Git\bin"
- uses: actions/checkout@v4
- name: Release Build
run: cargo build --release
- name: Create Archive
run: |
mkdir "lan-mouse-windows"
Get-Childitem -Path "C:\\gtk-build\\gtk\\x64\\release\\bin\\*.dll" -File -Recurse | Copy-Item -Destination "lan-mouse-windows"
Copy-Item -Path "target\release\lan-mouse.exe" -Destination "lan-mouse-windows"
Compress-Archive -Path "lan-mouse-windows\*" -DestinationPath lan-mouse-windows.zip
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-windows
path: lan-mouse-windows.zip
macos-release-build:
runs-on: macos-13
steps:
- uses: actions/checkout@v4
- name: install dependencies
run: brew install gtk4 libadwaita
- name: Release Build
run: |
cargo build --release
cp target/release/lan-mouse lan-mouse-macos-intel
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-macos-intel
path: lan-mouse-macos-intel
macos-aarch64-release-build:
runs-on: macos-14
steps:
- uses: actions/checkout@v4
- name: install dependencies
run: brew install gtk4 libadwaita
- name: Release Build
run: |
cargo build --release
cp target/release/lan-mouse lan-mouse-macos-aarch64
- name: Upload build artifact
uses: actions/upload-artifact@v4
with:
name: lan-mouse-macos-aarch64
path: lan-mouse-macos-aarch64
tagged-release:
name: "Tagged Release"
needs: [windows-release-build, linux-release-build, macos-release-build]
runs-on: "ubuntu-latest"
steps:
- name: Download build artifacts
uses: actions/download-artifact@v4
- name: "Create Release"
uses: "marvinpinto/action-automatic-releases@latest"
with:
repo_token: "${{ secrets.GITHUB_TOKEN }}"
prerelease: false
files: |
lan-mouse-linux/lan-mouse
lan-mouse-macos-intel/lan-mouse-macos-intel
lan-mouse-macos-aarch64/lan-mouse-macos-aarch64
lan-mouse-windows/lan-mouse-windows.zip

9
.gitignore vendored
View File

@@ -4,11 +4,4 @@
.vs/
.vscode/
.direnv/
result
*.pem
*.csr
extfile.conf
# flatpak files
.flatpak-builder
repo
result

View File

@@ -1,4 +0,0 @@
style_edition = "2024"
max_width = 100
tab_spaces = 4

View File

@@ -1,65 +0,0 @@
# Lan Mouse Agent Instructions
## Overview
Lan Mouse is an open-source Software KVM sharing mouse/keyboard input across local networks. The Rust workspace combines a GTK frontend, CLI/daemon mode, and multi-OS capture/emulation backends for Linux, Windows, and macOS.
## Core principles
- **Scope discipline.** Only implement what was requested; describe follow-up work instead of absorbing it.
- **Clarify OS behavior.** Ask when requirements touch OS-specific capture/emulation (they differ significantly).
- **Docs stay current.** Update [README.md](README.md) or [DOC.md](DOC.md) when touching public APIs or platform support.
- **Rust idioms.** Use `Result`/`Option`, `thiserror` for errors, descriptive logs, and concise comments for non-obvious invariants.
## Terminology
- **Client:** A remote machine that can receive or send input events. Each client is either _active_ (receiving events) or _inactive_ (can send events back). This mutual exclusion prevents feedback loops.
- **Backend:** OS-specific implementation for capture or emulation (e.g., libei, layer-shell, wlroots, X11, Windows, macOS).
- **Handle:** A per-client identifier used to route events and track state (pressed keys, position).
## Architecture
**Pipeline:** `input-capture``lan-mouse-ipc``input-emulation`
- **input-capture:** Reads OS events into a `Stream<CaptureEvent>`. Backends tried in priority order (libei → layer-shell → X11 → fallback). Tracks `pressed_keys` to avoid stuck modifiers. `position_map` queues events when multiple clients share a screen edge.
- **input-emulation:** Replays events via the `Emulation` trait (`consume`, `create`, `destroy`, `terminate`). Maintains `pressed_keys` and releases them on disconnect.
- **lan-mouse-ipc / lan-mouse-proto:** Protocol glue and serialization. Events are UDP; connection requests are TCP on the same port. Version bumps required when serialization changes.
- **input-event:** Shared scancode enums and abstract event types—extend here, don't duplicate translations.
## Feature & cfg discipline
- Feature flags live in root `Cargo.toml`. Gate OS-specific modules with tight cfgs (e.g., `cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))`).
- Prefer module-level gating over per-function cfgs to avoid empty stubs.
- New backends: add feature in `Cargo.toml`, create gated module, log backend selection.
## Async patterns
- Tokio runtime with `futures` streams and `async_trait`. Model new flows as streams or async methods.
- Avoid blocking; use `spawn_blocking` if needed. Prefer existing single-threaded stream handling.
- `InputCapture` implements `Stream` and manually pumps backends—don't short-circuit this logic.
## Commands
```sh
cargo build --workspace # full build
cargo build -p <crate> # single crate
cargo test --workspace # all tests
cargo fmt && cargo clippy --workspace --all-targets --all-features # lint
RUST_LOG=lan_mouse=debug cargo run # debug logging
```
Run from repo root—no `cd` in scripts.
## Testing
- Unit tests for utilities; integration tests for protocol behavior.
- OS-specific backends: test via GTK/CLI on target OS or document manual verification.
- Dummy backend exercises pipeline without real dependencies.
- Verify `terminate()` releases keys on unexpected disconnect.
## Workflow
1. Clarify ambiguous requirements, especially OS-specific behavior.
2. Implement minimal change; flag follow-up work.
3. Add proportional tests; run `cargo test` on affected crates.
4. Run `cargo fmt` and `cargo clippy --workspace --all-targets --all-features`.

3252
Cargo.lock generated

File diff suppressed because it is too large Load Diff

View File

@@ -1,45 +1,28 @@
[workspace]
members = [
"input-capture",
"input-emulation",
"input-event",
"lan-mouse-ipc",
"lan-mouse-cli",
"lan-mouse-gtk",
"lan-mouse-proto",
]
members = ["input-capture", "input-emulation", "input-event", "lan-mouse-proto"]
[package]
name = "lan-mouse"
description = "Software KVM Switch / mouse & keyboard sharing software for Local Area Networks"
version = "0.10.0"
version = "0.9.1"
edition = "2021"
license = "GPL-3.0-or-later"
repository = "https://github.com/feschber/lan-mouse"
[profile.release]
codegen-units = 1
lto = "fat"
strip = true
panic = "abort"
[build-dependencies]
shadow-rs = "1.2.0"
lto = "fat"
[dependencies]
input-event = { path = "input-event", version = "0.3.0" }
input-emulation = { path = "input-emulation", version = "0.3.0", default-features = false }
input-capture = { path = "input-capture", version = "0.3.0", default-features = false }
lan-mouse-cli = { path = "lan-mouse-cli", version = "0.2.0" }
lan-mouse-gtk = { path = "lan-mouse-gtk", version = "0.2.0", optional = true }
lan-mouse-ipc = { path = "lan-mouse-ipc", version = "0.2.0" }
lan-mouse-proto = { path = "lan-mouse-proto", version = "0.2.0" }
shadow-rs = { version = "1.2.0", features = ["metadata"] }
input-event = { path = "input-event", version = "0.2.1" }
input-emulation = { path = "input-emulation", version = "0.2.1", default-features = false }
input-capture = { path = "input-capture", version = "0.2.0", default-features = false }
lan-mouse-proto = { path = "lan-mouse-proto", version = "0.1.0" }
hickory-resolver = "0.25.2"
hickory-resolver = "0.24.1"
toml = "0.8"
toml_edit = { version = "0.22", features = ["serde"] }
serde = { version = "1.0", features = ["derive"] }
anyhow = "1.0.71"
log = "0.4.20"
env_logger = "0.11.3"
serde_json = "1.0.107"
@@ -55,46 +38,30 @@ tokio = { version = "1.32.0", features = [
] }
futures = "0.3.28"
clap = { version = "4.4.11", features = ["derive"] }
gtk = { package = "gtk4", version = "0.9.0", features = [
"v4_2",
], optional = true }
adw = { package = "libadwaita", version = "0.7.0", features = [
"v1_1",
], optional = true }
async-channel = { version = "2.1.1", optional = true }
hostname = "0.4.0"
slab = "0.4.9"
thiserror = "2.0.0"
endi = "1.1.0"
thiserror = "1.0.61"
tokio-util = "0.7.11"
local-channel = "0.1.5"
webrtc-dtls = { version = "0.12.0", features = ["pem"] }
webrtc-util = "0.11.0"
rustls = { version = "0.23.12", default-features = false, features = [
"std",
"ring",
] }
rcgen = "0.13.1"
sha2 = "0.10.8"
notify = "8.2.0"
[target.'cfg(unix)'.dependencies]
libc = "0.2.148"
[features]
default = [
"gtk",
"layer_shell_capture",
"x11_capture",
"libei_capture",
"wlroots_emulation",
"libei_emulation",
"rdp_emulation",
"x11_emulation",
]
gtk = ["dep:lan-mouse-gtk"]
layer_shell_capture = ["input-capture/layer_shell"]
x11_capture = ["input-capture/x11"]
libei_capture = ["input-event/libei", "input-capture/libei"]
libei_emulation = ["input-event/libei", "input-emulation/libei"]
wlroots_emulation = ["input-emulation/wlroots"]
x11_emulation = ["input-emulation/x11"]
rdp_emulation = ["input-emulation/remote_desktop_portal"]
[build-dependencies]
glib-build-tools = { version = "0.20.0", optional = true }
[package.metadata.bundle]
name = "Lan Mouse"
icon = ["target/icon.icns"]
identifier = "de.feschber.LanMouse"
osx_info_plist_exts = ["build-aux/macos-lsui-element.plist"]
resources = ["target/menubar-template.png"]
[features]
default = ["wayland", "x11", "xdg_desktop_portal", "libei", "gtk"]
wayland = ["input-capture/wayland", "input-emulation/wayland"]
x11 = ["input-capture/x11", "input-emulation/x11"]
xdg_desktop_portal = ["input-emulation/xdg_desktop_portal"]
libei = ["input-event/libei", "input-capture/libei", "input-emulation/libei"]
gtk = ["dep:gtk", "dep:adw", "dep:async-channel", "dep:glib-build-tools"]

454
README.md
View File

@@ -1,69 +1,78 @@
# Lan Mouse
[![CI](https://github.com/feschber/lan-mouse/actions/workflows/rust.yml/badge.svg)](https://github.com/feschber/lan-mouse/actions/workflows/rust.yml) [![Cachix](https://github.com/feschber/lan-mouse/actions/workflows/cachix.yml/badge.svg)](https://github.com/feschber/lan-mouse/actions/workflows/cachix.yml) [![Release](https://github.com/feschber/lan-mouse/actions/workflows/release.yml/badge.svg)](https://github.com/feschber/lan-mouse/actions/workflows/release.yml)
[![crates.io](https://img.shields.io/crates/v/lan-mouse.svg)](https://crates.io/crates/lan-mouse) [![license](https://img.shields.io/crates/l/lan-mouse.svg)](https://github.com/feschber/lan-mouse/blob/main/Cargo.toml)
Lan Mouse is a *cross-platform* mouse and keyboard sharing software similar to universal-control on Apple devices.
It allows for using multiple PCs via a single set of mouse and keyboard.
Lan Mouse is a mouse and keyboard sharing software similar to universal-control on Apple devices.
It allows for using multiple pcs with a single set of mouse and keyboard.
This is also known as a Software KVM switch.
Goal of this project is to be an open-source alternative to proprietary tools like [Synergy 2/3](https://symless.com/synergy), [Share Mouse](https://www.sharemouse.com/de/)
and other open source tools like [Deskflow](https://github.com/deskflow/deskflow) or [Input Leap](https://github.com/input-leap) (Synergy fork).
Focus lies on performance, ease of use and a maintainable implementation that can be expanded to support additional backends for e.g. Android, iOS, ... in the future.
***blazingly fast™*** because it's written in rust.
The primary target is Wayland on Linux but Windows and MacOS and Linux on Xorg have partial support as well (see below for more details).
- _Now with a gtk frontend_
<picture>
<source media="(prefers-color-scheme: dark)" srcset="/screenshots/dark.png?raw=true">
<source media="(prefers-color-scheme: light)" srcset="/screenshots/light.png?raw=true">
<img alt="Screenshot of Lan-Mouse" srcset="/screenshots/dark.png">
<source media="(prefers-color-scheme: dark)" srcset="https://github.com/feschber/lan-mouse/assets/40996949/016a06a9-76db-4951-9dcc-127d012c59df">
<source media="(prefers-color-scheme: light)" srcset="https://github.com/feschber/lan-mouse/assets/40996949/d6318340-f811-4e16-9d6e-d1b79883c709">
<img alt="Screenshot of Lan-Mouse" srcset="https://github.com/feschber/lan-mouse/assets/40996949/016a06a9-76db-4951-9dcc-127d012c59df">
</picture>
## Encryption
Goal of this project is to be an open-source replacement for proprietary tools like [Synergy 2/3](https://symless.com/synergy), [Share Mouse](https://www.sharemouse.com/de/).
Focus lies on performance and a clean, manageable implementation that can easily be expanded to support additional backends like e.g. Android, iOS, ... .
***blazingly fast™*** because it's written in rust.
For an alternative (with slightly different goals) you may check out [Input Leap](https://github.com/input-leap).
> [!WARNING]
> Since this tool has gained a bit of popularity over the past couple of days:
>
> All network traffic is currently **unencrypted** and sent in **plaintext**.
>
> A malicious actor with access to the network could read input data or send input events with spoofed IPs to take control over a device.
>
> Therefore you should only use this tool in your local network with trusted devices for now
> and I take no responsibility for any leakage of data!
Lan Mouse encrypts all network traffic using the DTLS implementation provided by [WebRTC.rs](https://github.com/webrtc-rs/webrtc).
There are currently no mitigations in place for timing side-channel attacks.
## OS Support
Most current desktop environments and operating systems are fully supported, this includes
- GNOME >= 45
- KDE Plasma >= 6.1
- Most wlroots based compositors, including Sway (>= 1.8), Hyprland and Wayfire
- Windows
- MacOS
The following table shows support for input emulation (to emulate events received from other clients) and
input capture (to send events *to* other clients) on different operating systems:
### Caveats / Known Issues
| OS / Desktop Environment | input emulation | input capture |
|---------------------------|--------------------------|--------------------------------------|
| Wayland (wlroots) | :heavy_check_mark: | :heavy_check_mark: |
| Wayland (KDE) | :heavy_check_mark: | :heavy_check_mark: |
| Wayland (Gnome) | :heavy_check_mark: | :heavy_check_mark: (starting at GNOME 45) |
| Windows | :heavy_check_mark: | :heavy_check_mark: |
| X11 | :heavy_check_mark: | WIP |
| MacOS | :heavy_check_mark: | WIP |
> [!Important]
> - **X11** currently only has support for input emulation, i.e. can only be used on the receiving end.
> Gnome -> Sway only partially works (modifier events are not handled correctly)
> [!Important]
> **Wayfire**
>
> - **Sway / wlroots**: Wlroots based compositors without libei support on the receiving end currently do not handle modifier events on the client side.
> This results in CTRL / SHIFT / ALT / SUPER keys not working with a sending device that is NOT using the `layer-shell` backend
>
> - **Wayfire**: If you are using [Wayfire](https://github.com/WayfireWM/wayfire), make sure to use a recent version (must be newer than October 23rd) and **add `shortcuts-inhibit` to the list of plugins in your wayfire config!**
> If you are using [Wayfire](https://github.com/WayfireWM/wayfire), make sure to use a recent version (must be newer than October 23rd) and **add `shortcuts-inhibit` to the list of plugins in your wayfire config!**
> Otherwise input capture will not work.
>
> - **Windows**: The mouse cursor will be invisible when sending input to a Windows system if
> [!Important]
> The mouse cursor will be invisible when sending input to a Windows system if
> there is no real mouse connected to the machine.
For more detailed information about os support see [Detailed OS Support](#detailed-os-support)
### Android & IOS
A proof of concept for an Android / IOS Application by [rohitsangwan01](https://github.com/rohitsangwan01) can be found [here](https://github.com/rohitsangwan01/lan-mouse-mobile).
It can be used as a remote control for any device supported by Lan Mouse.
## Installation
### Install via cargo
```sh
cargo install lan-mouse
```
<details>
<summary>Arch Linux</summary>
### Download from Releases
Precompiled release binaries for Windows, MacOS and Linux are available in the [releases section](https://github.com/feschber/lan-mouse/releases).
For Windows, the depenedencies are included in the .zip file, for other operating systems see [Installing Dependencies](#installing-dependencies).
### Arch Linux
Lan Mouse can be installed from the [official repositories](https://archlinux.org/packages/extra/x86_64/lan-mouse/):
@@ -71,64 +80,43 @@ Lan Mouse can be installed from the [official repositories](https://archlinux.or
pacman -S lan-mouse
```
The prerelease version (following `main`) is available on the AUR:
It is also available on the AUR:
```sh
# git version (includes latest changes)
paru -S lan-mouse-git
# alternatively
paru -S lan-mouse-bin
```
</details>
<details>
<summary>Nix (OS)</summary>
### Nix
- nixpkgs: [search.nixos.org](https://search.nixos.org/packages?channel=unstable&show=lan-mouse&from=0&size=50&sort=relevance&type=packages&query=lan-mouse)
- flake: [README.md](./nix/README.md)
</details>
<details>
<summary>Fedora</summary>
You can install Lan Mouse from the [Terra Repository](https://terra.fyralabs.com).
After enabling Terra:
### Manual Installation
First make sure to [install the necessary dependencies](#installing-dependencies).
Build in release mode:
```sh
dnf install lan-mouse
cargo build --release
```
</details>
<details>
<summary>MacOS</summary>
- Download the package for your Mac (Intel or ARM) from the releases page
- Unzip it
- Remove the quarantine with `xattr -rd com.apple.quarantine "Lan Mouse.app"`
- Launch the app
- Use the menu bar item to open the settings window or quit Lan Mouse. Bundled macOS builds run as a menu bar app and do not keep a Dock icon visible.
- Grant accessibility permissions in System Preferences
</details>
<details>
<summary>Manual Installation</summary>
First make sure to [install the necessary dependencies](#installing-dependencies-for-development--compiling-from-source).
Precompiled release binaries for Windows, MacOS and Linux are available in the [releases section](https://github.com/feschber/lan-mouse/releases).
For Windows, the depenedencies are included in the .zip file, for other operating systems see [Installing Dependencies](#installing-dependencies-for-development--compiling-from-source).
Alternatively, the `lan-mouse` binary can be compiled from source (see below).
### Installing desktop file, app icon and firewall rules (optional)
Run directly:
```sh
# install lan-mouse (replace path/to/ with the correct path)
sudo cp path/to/lan-mouse /usr/local/bin/
cargo run --release
```
Install the files:
```sh
# install lan-mouse
sudo cp target/release/lan-mouse /usr/local/bin/
# install app icon
sudo mkdir -p /usr/local/share/icons/hicolor/scalable/apps
sudo cp lan-mouse-gtk/resources/de.feschber.LanMouse.svg /usr/local/share/icons/hicolor/scalable/apps
sudo cp resources/de.feschber.LanMouse.svg /usr/local/share/icons/hicolor/scalable/apps
# update icon cache
gtk-update-icon-cache /usr/local/share/icons/hicolor/
@@ -142,81 +130,33 @@ sudo cp firewall/lan-mouse.xml /etc/firewalld/services
# -> enable the service in firewalld settings
```
Instead of downloading from the releases, the `lan-mouse` binary
can be easily compiled via cargo or nix:
### Conditional Compilation
### Compiling and installing manually:
```sh
# compile in release mode
cargo build --release
Currently only x11, wayland, windows and MacOS are supported backends.
Depending on the toolchain used, support for other platforms is omitted
automatically (it does not make sense to build a Windows `.exe` with
support for x11 and wayland backends).
# install lan-mouse
sudo cp target/release/lan-mouse /usr/local/bin/
```
However one might still want to omit support for e.g. wayland, x11 or libei on
a Linux system.
### Compiling and installing via cargo:
```sh
# will end up in ~/.cargo/bin
cargo install lan-mouse
```
### Compiling and installing via nix:
```sh
# you can find the executable in result/bin/lan-mouse
nix-build
```
### Conditional compilation
Support for other platforms is omitted automatically based on the active
rust toolchain.
Additionally, available backends and frontends can be configured manually via
This is possible through
[cargo features](https://doc.rust-lang.org/cargo/reference/features.html).
E.g. if only support for sway is needed, the following command produces
an executable with support for only the `layer-shell` capture backend
and `wlroots` emulation backend:
E.g. if only wayland support is needed, the following command produces
an executable with just support for wayland:
```sh
cargo build --no-default-features --features layer_shell_capture,wlroots_emulation
cargo build --no-default-features --features wayland
```
For a detailed list of available features, checkout the [Cargo.toml](./Cargo.toml)
</details>
## Development
### Git pre-commit hook
This repository includes a local git hooks directory `.githooks/` with a `pre-commit` script that enforces formatting, lints, and tests before allowing a commit. It is optional to enable it, but it will prevent you from committing code with failing unit tests or that needs clippy/fmt fixes. To enable the hook locally:
1. Make the hook executable:
```sh
chmod +x .githooks/pre-commit
```
2. Point git to the hooks directory (one-time per clone):
```sh
git config core.hooksPath .githooks
```
The `pre-commit` script runs `cargo fmt --all` (and fails if files were modified), `cargo clippy --workspace --all-targets --all-features -- -D warnings`, and `cargo test --workspace --all-features`.
### Dependencies & Compiling from Source
## Installing Dependencies
<details>
<summary>MacOS</summary>
```sh
# Install dependencies
brew install libadwaita pkg-config imagemagick
cargo install cargo-bundle
# Create the macOS icon file
scripts/makeicns.sh
# Create the .app bundle
cargo bundle
# Copy all dynamic libraries into the bundle, and update the bundle to find them there
scripts/copy-macos-dylib.sh
brew install libadwaita
```
</details>
@@ -243,24 +183,12 @@ sudo pacman -S libadwaita gtk libx11 libxtst
sudo dnf install libadwaita-devel libXtst-devel libX11-devel
```
</details>
<details>
<summary>Nix</summary>
```sh
nix-shell .
```
</details>
<details>
<summary>Nix (flake)</summary>
```sh
nix develop
```
</details>
<details>
<summary>Windows</summary>
> [!NOTE]
> This is only necessary when building lan-mouse from source. The windows release comes with precompiled gtk dlls.
- First install [Rust](https://www.rust-lang.org/tools/install).
- Then follow the instructions at [gtk-rs.org](https://gtk-rs.org/gtk4-rs/stable/latest/book/installation_windows.html)
@@ -291,64 +219,48 @@ python -m pipx ensurepath
pipx install gvsbuild
# build gtk + libadwaita
gvsbuild build gtk4 libadwaita librsvg adwaita-icon-theme
gvsbuild build gtk4 libadwaita librsvg
```
- **Make sure to add the directory** `C:\gtk-build\gtk\x64\release\bin`
[**to the `PATH` environment variable**]((https://learn.microsoft.com/en-us/previous-versions/office/developer/sharepoint-2010/ee537574(v=office.14))). Otherwise the project will fail to build.
To avoid building GTK from source, it is possible to disable
the gtk frontend (see conditional compilation).
the gtk frontend (see conditional compilation below).
</details>
## Usage
<details>
<summary>Gtk Frontend</summary>
### Gtk Frontend
By default the gtk frontend will open when running `lan-mouse`.
To connect a device you want to control, simply click the `Add` button and enter the hostname
of the device.
To add a new connection, simply click the `Add` button on *both* devices,
enter the corresponding hostname and activate it.
On the *remote* device, authorize your *local* device for incoming traffic using the `Authorize` button
under the "Incoming Connections" section.
The fingerprint for authorization can be found under the general section of your *local* device.
It is of the form "aa:bb:cc:..."
If the mouse can not be moved onto a device, make sure you have port `4242` (or the one selected)
opened up in your firewall.
Authorized devices can be persisted using the configuration file (see [Configuration](#configuration)).
### Command Line Interface
The cli interface can be enabled using `--frontend cli` as commandline arguments.
Type `help` to list the available commands.
If the device still can not be entered, make sure you have UDP port `4242` (or the one selected) opened up in your firewall.
</details>
<details>
<summary>Command Line Interface</summary>
The cli interface can be accessed by passing `cli` as a commandline argument.
Use
E.g.:
```sh
lan-mouse cli help
$ cargo run --release -- --frontend cli
(...)
> connect <host> left|right|top|bottom
(...)
> list
(...)
> activate 0
```
to list the available commands and
```sh
lan-mouse cli <cmd> help
```
for information on how to use a specific command.
</details>
<details>
<summary>Daemon Mode</summary>
Lan Mouse can be launched in daemon mode to keep it running in the background (e.g. for use in a systemd-service).
To do so, use the `daemon` subcommand:
### Daemon
Lan Mouse can be launched in daemon mode to keep it running in the background.
To do so, add `--daemon` to the commandline args:
```sh
lan-mouse daemon
$ cargo run --release -- --daemon
```
</details>
## Systemd Service
In order to start lan-mouse with a graphical session automatically,
the [systemd-service](service/lan-mouse.service) can be used:
@@ -360,9 +272,6 @@ cp service/lan-mouse.service ~/.config/systemd/user
systemctl --user daemon-reload
systemctl --user enable --now lan-mouse.service
```
> [!Important]
> Make sure to point `ExecStart=/usr/bin/lan-mouse daemon` to the actual `lan-mouse` binary (in case it is not under `/usr/bin`, e.g. when installed manually.
## Configuration
To automatically load clients on startup, the file `$XDG_CONFIG_HOME/lan-mouse/config.toml` is parsed.
@@ -373,7 +282,7 @@ To create this file you can copy the following example config:
### Example config
> [!TIP]
> key symbols in the release bind are named according
> to their names in [input-event/src/scancode.rs#L172](input-event/src/scancode.rs#L176).
> to their names in [src/scancode.rs#L172](src/scancode.rs#L172).
> This is bound to change
```toml
@@ -384,16 +293,12 @@ release_bind = [ "KeyA", "KeyS", "KeyD", "KeyF" ]
# optional port (defaults to 4242)
port = 4242
# list of authorized tls certificate fingerprints that
# are accepted for incoming traffic
[authorized_fingerprints]
"bc:05:ab:7a:a4:de:88:8c:2f:92:ac:bc:b8:49:b8:24:0d:44:b3:e6:a4:ef:d7:0b:6c:69:6d:77:53:0b:14:80" = "iridium"
# # optional frontend -> defaults to gtk if available
# # possible values are "cli" and "gtk"
# frontend = "gtk"
# define a client on the right side with host name "iridium"
[[clients]]
# position (left | right | top | bottom)
position = "right"
[right]
# hostname
hostname = "iridium"
# activate this client immediately when lan-mouse is started
@@ -402,8 +307,7 @@ activate_on_startup = true
ips = ["192.168.178.156"]
# define a client on the left side with IP address 192.168.178.189
[[clients]]
position = "left"
[left]
# The hostname is optional: When no hostname is specified,
# at least one ip address needs to be specified.
hostname = "thorium"
@@ -423,57 +327,109 @@ Where `left` can be either `left`, `right`, `top` or `bottom`.
- [x] Liveness tracking: Automatically release keys, when server offline
- [x] MacOS KeyCode Translation
- [x] Libei Input Capture
- [x] MacOS Input Capture
- [x] Windows Input Capture
- [x] Encryption
- [ ] X11 Input Capture
- [ ] Windows Input Capture
- [ ] MacOS Input Capture
- [ ] Latency measurement and visualization
- [ ] Bandwidth usage measurement and visualization
- [ ] Clipboard support
- [ ] *Encryption*
## Protocol
Currently *all* mouse and keyboard events are sent via **UDP** for performance reasons.
Each event is sent as one single datagram, currently without any acknowledgement to guarantee 0% packet loss.
This means, any packet that is lost results in a discarded mouse / key event, which is ignored for now.
**UDP** also has the additional benefit that no reconnection logic is required.
Any client can just go offline and it will simply start working again as soon as it comes back online.
Additionally a tcp server is hosted for data that needs to be sent reliably (e.g. the keymap from the server or clipboard contents in the future) can be requested via a tcp connection.
## Bandwidth considerations
The most bandwidth is taken up by mouse events. A typical office mouse has a polling rate of 125Hz
while gaming mice typically have a much higher polling rate of 1000Hz.
A mouse Event consists of 21 Bytes:
- 1 Byte for the event type enum,
- 4 Bytes (u32) for the timestamp,
- 8 Bytes (f64) for dx,
- 8 Bytes (f64) for dy.
Additionally the IP header with 20 Bytes and the udp header with 8 Bytes take up another 28 Byte.
So in total there is 49 * 1000 Bytes/s for a 1000Hz gaming mouse.
This makes for a bandwidth requirement of 392 kbit/s in total _even_ for a high end gaming mouse.
So bandwidth is a non-issue.
Larger data chunks, like the keymap are offered by the server via tcp listening on the same port.
This way we dont need to implement any congestion control and leave this up to tcp.
In the future this can be used for e.g. clipboard contents as well.
## Packets per Second
While on LAN the performance is great,
some WIFI cards seem to struggle with the amount of packets per second,
particularly on high-end gaming mice with 1000Hz+ polling rates.
The plan is to implement a way of accumulating packets and sending them as
one single key event to reduce the packet rate (basically reducing the polling
rate artificially).
The way movement data is currently sent is also quite wasteful since even a 16bit integer
is likely enough to represent even the fastest possible mouse movement.
A different encoding that is more efficient for smaller values like
[Protocol Buffers](https://protobuf.dev/programming-guides/encoding/)
would be a better choice for the future and could also help for WIFI connections.
## Security
Sending key and mouse event data over the local network might not be the biggest security concern but in any public network or business environment it's *QUITE* a problem to basically broadcast your keystrokes.
- There should be an encryption layer below the application to enable a secure link.
- The encryption keys could be generated by the graphical frontend.
## Detailed OS Support
## Wayland support
### Input Emulation (for receiving events)
On wayland input-emulation is in an early/unstable state as of writing this.
In order to use a device for sending events, an **input-capture** backend is required, while receiving events requires
a supported **input-emulation** *and* **input-capture** backend.
For this reason a suitable backend is chosen based on the active desktop environment / compositor.
A suitable backend is chosen automatically based on the active desktop environment / compositor.
Different compositors have different ways of enabling input emulation:
The following sections detail the emulation and capture backends provided by lan-mouse and their support in desktop environments / operating systems.
#### Wlroots
Most wlroots-based compositors like Hyprland and Sway support the following
unstable wayland protocols for keyboard and mouse emulation:
- [virtual-keyboard-unstable-v1](https://wayland.app/protocols/virtual-keyboard-unstable-v1)
- [wlr-virtual-pointer-unstable-v1](https://wayland.app/protocols/wlr-virtual-pointer-unstable-v1)
### Input Emulation Support
#### KDE
KDE also has a protocol for input emulation ([kde-fake-input](https://wayland.app/protocols/kde-fake-input)),
it is however not exposed to third party applications.
| Desktop / Backend | wlroots | libei | remote-desktop portal | windows | macos | x11 |
|---------------------------|--------------------------|--------------------------|--------------------------|--------------------------|----------------------------------------|--------------------|
| Wayland (wlroots) | :heavy_check_mark: | | | | | |
| Wayland (KDE) | | :heavy_check_mark: | :heavy_check_mark: | | | |
| Wayland (Gnome) | | :heavy_check_mark: | :heavy_check_mark: | | | |
| Windows | | | | :heavy_check_mark: | | |
| MacOS | | | | | :heavy_check_mark: | |
| X11 | | | | | | :heavy_check_mark: |
The recommended way to emulate input on KDE is the
[freedesktop remote-desktop-portal](https://flatpak.github.io/xdg-desktop-portal/#gdbus-org.freedesktop.portal.RemoteDesktop).
- `wlroots`: This backend makes use of the [wlr-virtual-pointer-unstable-v1](https://wayland.app/protocols/wlr-virtual-pointer-unstable-v1) and [virtual-keyboard-unstable-v1](https://wayland.app/protocols/virtual-keyboard-unstable-v1) protocols and is supported by most wlroots based compositors.
- `libei`: This backend uses [libei](https://gitlab.freedesktop.org/libinput/libei) and is supported by GNOME >= 45 or KDE Plasma >= 6.1.
- `xdp`: This backend uses the [freedesktop remote-desktop-portal](https://flatpak.github.io/xdg-desktop-portal/#gdbus-org.freedesktop.portal.RemoteDesktop) and is supported on GNOME and Plasma.
- `x11`: Backend for X11 sessions.
- `windows`: Backend for Windows.
- `macos`: Backend for MacOS.
#### Gnome
Gnome uses [libei](https://gitlab.freedesktop.org/libinput/libei) for input emulation and capture,
which has the goal to become the general approach for emulating and capturing Input on Wayland.
### Input capture
To capture mouse and keyboard input, a few things are necessary:
- Displaying an immovable surface at screen edges
- Locking the mouse in place
- (optionally but highly recommended) reading unaccelerated mouse input
### Input Capture Support
| Required Protocols (Event Emitting) | Sway | Kwin | Gnome |
|----------------------------------------|--------------------|----------------------|----------------------|
| pointer-constraints-unstable-v1 | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: |
| relative-pointer-unstable-v1 | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: |
| keyboard-shortcuts-inhibit-unstable-v1 | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: |
| wlr-layer-shell-unstable-v1 | :heavy_check_mark: | :heavy_check_mark: | :x: |
| Desktop / Backend | layer-shell | libei | windows | macos | x11 |
|---------------------------|--------------------------|--------------------------|--------------------------|----------------------------------------|-----|
| Wayland (wlroots) | :heavy_check_mark: | | | | |
| Wayland (KDE) | :heavy_check_mark: | :heavy_check_mark: | | | |
| Wayland (Gnome) | | :heavy_check_mark: | | | |
| Windows | | | :heavy_check_mark: | | |
| MacOS | | | | :heavy_check_mark: | |
| X11 | | | | | WIP |
The [zwlr\_virtual\_pointer\_manager\_v1](wlr-virtual-pointer-unstable-v1) is required
to display surfaces on screen edges and used to display the immovable window on
both wlroots based compositors and KDE.
Gnome unfortunately does not support this protocol
and [likely won't ever support it](https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/1141).
~In order for layershell surfaces to be able to lock the pointer using the pointer\_constraints protocol [this patch](https://github.com/swaywm/sway/pull/7178) needs to be applied to sway.~
(this works natively on sway versions >= 1.8)
- `layer-shell`: This backend creates a single pixel wide window on the edges of Displays to capture the cursor using the [layer-shell protocol](https://wayland.app/protocols/wlr-layer-shell-unstable-v1).
- `libei`: This backend uses [libei](https://gitlab.freedesktop.org/libinput/libei) and is supported by GNOME >= 45 or KDE Plasma >= 6.1.
- `windows`: Backend for input capture on Windows.
- `macos`: Backend for input capture on MacOS.
- `x11`: TODO (not yet supported)

View File

@@ -1,50 +0,0 @@
# yaml-language-server: $schema=https://raw.githubusercontent.com/flatpak/flatpak-builder/refs/heads/main/data/flatpak-manifest.schema.json
app-id: de.feschber.LanMouse
runtime: org.gnome.Platform
runtime-version: "48"
sdk: org.gnome.Sdk
sdk-extensions:
- org.freedesktop.Sdk.Extension.rust-stable
- org.freedesktop.Sdk.Extension.llvm20
command: /app/bin/lan-mouse
build-options:
append-path: "/usr/lib/sdk/rust-stable/bin:/usr/lib/sdk/llvm20/bin"
env:
"CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_LINKER": "clang"
"CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_RUSTFLAGS": "-C link-arg=-fuse-ld=/usr/lib/sdk/rust-stable/bin/mold"
"CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER": "clang"
"CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_RUSTFLAGS": "-C link-arg=-fuse-ld=/usr/lib/sdk/rust-stable/bin/mold"
build-args:
"--share=network"
prepend-ld-library-path:
"/usr/lib/sdk/llvm19/lib"
finish-args:
- "--socket=wayland"
- "--socket=fallback-x11"
- "--device=dri"
- "--socket=session-bus"
- "--share=network"
- "--filesystem=xdg-config"
- "--env=RUST_BACKTRACE=1"
- "--env=RUST_LOG=lan-mouse=debug"
- "--env=GTK_PATH=/app/lib/gtk-4.0"
modules:
- name: lan-mouse
buildsystem: simple
build-options:
build-args:
- "--share=network"
append-path: /usr/lib/sdk/rust-stable/bin
env:
CARGO_HOME: /run/build/lan-mouse/cargo
build-commands:
- cargo fetch --manifest-path Cargo.toml --verbose
- cargo build
- install -Dm0755 target/debug/lan-mouse /app/bin/lan-mouse
- install -Dm0644 lan-mouse-gtk/resources/de.feschber.LanMouse.svg ${FLATPAK_DEST}/share/icons/hicolor/scalable/apps/${FLATPAK_ID}.svg
- install -Dm0644 de.feschber.LanMouse.desktop ${FLATPAK_DEST}/share/applications/${FLATPAK_ID}.desktop
sources:
- type: dir
path: ..

View File

@@ -1,8 +0,0 @@
<key>LSUIElement</key>
<true/>
<key>NSAppSleepDisabled</key>
<true/>
<key>NSInputMonitoringUsageDescription</key>
<string>Lan Mouse needs Input Monitoring access to capture keyboard and mouse input and forward it to remote machines on your network.</string>
<key>NSAppleEventsUsageDescription</key>
<string>Lan Mouse uses Apple Events to deliver synthesized keyboard and mouse events to the system.</string>

View File

@@ -1,8 +1,23 @@
use shadow_rs::ShadowBuilder;
use std::process::Command;
fn main() {
ShadowBuilder::builder()
.deny_const(Default::default())
.build()
.expect("shadow build");
// commit hash
let git_describe = Command::new("git")
.arg("describe")
.arg("--always")
.arg("--dirty")
.arg("--tags")
.output()
.unwrap();
let git_describe = String::from_utf8(git_describe.stdout).unwrap();
println!("cargo::rustc-env=GIT_DESCRIBE={git_describe}");
// composite_templates
#[cfg(feature = "gtk")]
glib_build_tools::compile_resources(
&["resources"],
"resources/resources.gresource.xml",
"lan-mouse.gresource",
);
}

View File

@@ -1,30 +1,24 @@
# example configuration
# configure release bind
# capture_backend = "LayerShell"
# release bind
release_bind = [ "KeyA", "KeyS", "KeyD", "KeyF" ]
# optional port (defaults to 4242)
port = 4242
# list of authorized tls certificate fingerprints that
# are accepted for incoming traffic
[authorized_fingerprints]
"bc:05:ab:7a:a4:de:88:8c:2f:92:ac:bc:b8:49:b8:24:0d:44:b3:e6:a4:ef:d7:0b:6c:69:6d:77:53:0b:14:80" = "iridium"
# optional frontend -> defaults to gtk if available
# frontend = "gtk"
# define a client on the right side with host name "iridium"
[[clients]]
# position (left | right | top | bottom)
position = "right"
[right]
# hostname
hostname = "iridium"
# activate this client immediately when lan-mouse is started
activate_on_startup = true
# optional list of (known) ip addresses
ips = ["192.168.178.156"]
# define a client on the left side with IP address 192.168.178.189
[[clients]]
position = "left"
[left]
# The hostname is optional: When no hostname is specified,
# at least one ip address needs to be specified.
hostname = "thorium"

14
de.feschber.LanMouse.yml Normal file
View File

@@ -0,0 +1,14 @@
app-id: de.feschber.LanMouse
runtime: org.freedesktop.Platform
runtime-version: '22.08'
sdk: org.freedesktop.Sdk
command: target/release/lan-mouse
modules:
- name: hello
buildsystem: simple
build-commands:
- cargo build --release
- install -D lan-mouse /app/bin/lan-mouse
sources:
- type: file
path: target/release/lan-mouse

View File

@@ -1,3 +0,0 @@
{ pkgs ? import <nixpkgs> { }
}:
pkgs.callPackage nix/default.nix { }

1
dylibs/.gitignore vendored
View File

@@ -1 +0,0 @@
*

46
flake.lock generated
View File

@@ -1,12 +1,30 @@
{
"nodes": {
"flake-utils": {
"inputs": {
"systems": "systems"
},
"locked": {
"lastModified": 1705309234,
"narHash": "sha256-uNRRNRKmJyCRC/8y1RqBkqWBLM034y4qN7EprSdmgyA=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "1ef2e671c3b0c19053962c07dbda38332dcebf26",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1772963539,
"narHash": "sha256-9jVDGZnvCckTGdYT53d/EfznygLskyLQXYwJLKMPsZs=",
"lastModified": 1716293225,
"narHash": "sha256-pU9ViBVE3XYb70xZx+jK6SEVphvt7xMTbm6yDIF4xPs=",
"owner": "nixos",
"repo": "nixpkgs",
"rev": "9dcb002ca1690658be4a04645215baea8b95f31d",
"rev": "3eaeaeb6b1e08a016380c279f8846e0bd8808916",
"type": "github"
},
"original": {
@@ -24,16 +42,17 @@
},
"rust-overlay": {
"inputs": {
"flake-utils": "flake-utils",
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1773025773,
"narHash": "sha256-Wik8+xApNfldpUFjPmJkPdg0RrvUPSWGIZis+A/0N1w=",
"lastModified": 1716257780,
"narHash": "sha256-R+NjvJzKEkTVCmdrKRfPE4liX/KMGVqGUwwS5H8ET8A=",
"owner": "oxalica",
"repo": "rust-overlay",
"rev": "3c06fdbbd36ff60386a1e590ee0cd52dcd1892bf",
"rev": "4e5e3d2c5c9b2721bd266f9e43c14e96811b89d2",
"type": "github"
},
"original": {
@@ -41,6 +60,21 @@
"repo": "rust-overlay",
"type": "github"
}
},
"systems": {
"locked": {
"lastModified": 1681028828,
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
"owner": "nix-systems",
"repo": "default",
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
"type": "github"
},
"original": {
"owner": "nix-systems",
"repo": "default",
"type": "github"
}
}
},
"root": "root",

139
flake.nix
View File

@@ -7,87 +7,60 @@
inputs.nixpkgs.follows = "nixpkgs";
};
};
outputs =
{
nixpkgs,
rust-overlay,
self,
...
}:
let
inherit (nixpkgs) lib;
forEachPkgs =
f:
lib.genAttrs
[
"aarch64-darwin"
"aarch64-linux"
"x86_64-darwin"
"x86_64-linux"
]
(
system:
let
pkgs = import nixpkgs {
inherit system;
overlays = [ rust-overlay.overlays.default ];
};
# Default toolchain for devshell
rustToolchain = pkgs.rust-bin.stable.latest.default.override {
extensions = [
# includes already:
# rustc
# cargo
# rust-std
# rust-docs
# rustfmt-preview
# clippy-preview
"rust-analyzer"
"rust-src"
];
};
# Minimal toolchain for builds (rustc + cargo + rust-std only)
rustToolchainForBuild = pkgs.rust-bin.stable.latest.minimal;
in
f { inherit pkgs rustToolchain rustToolchainForBuild; }
);
in
{
packages = forEachPkgs (
{ pkgs, rustToolchainForBuild, ... }:
let
customRustPlatform = pkgs.makeRustPlatform {
cargo = rustToolchainForBuild;
rustc = rustToolchainForBuild;
};
lan-mouse = pkgs.callPackage ./nix { rustPlatform = customRustPlatform; };
in
{
default = lan-mouse;
inherit lan-mouse;
}
);
devShells = forEachPkgs (
{ pkgs, rustToolchain, ... }:
{
default = pkgs.mkShell {
packages =
with pkgs;
[
rustToolchain
pkg-config
gtk4
libadwaita
librsvg
]
++ lib.optionals pkgs.stdenv.isLinux [
libX11
libXtst
];
env.RUST_SRC_PATH = "${rustToolchain}/lib/rustlib/src/rust/library";
};
}
);
homeManagerModules.default = import ./nix/hm-module.nix self;
};
outputs = {
self,
nixpkgs,
rust-overlay,
...
}: let
inherit (nixpkgs) lib;
genSystems = lib.genAttrs [
"aarch64-darwin"
"aarch64-linux"
"x86_64-darwin"
"x86_64-linux"
];
pkgsFor = system:
import nixpkgs {
inherit system;
overlays = [
rust-overlay.overlays.default
];
};
mkRustToolchain = pkgs:
pkgs.rust-bin.stable.latest.default.override {
extensions = ["rust-src"];
};
pkgs = genSystems (system: import nixpkgs {inherit system;});
in {
packages = genSystems (system: rec {
default = pkgs.${system}.callPackage ./nix {};
lan-mouse = default;
});
homeManagerModules.default = import ./nix/hm-module.nix self;
devShells = genSystems (system: let
pkgs = pkgsFor system;
rust = mkRustToolchain pkgs;
in {
default = pkgs.mkShell {
packages = with pkgs; [
rust
rust-analyzer-unwrapped
pkg-config
xorg.libX11
gtk4
libadwaita
librsvg
xorg.libXtst
] ++ lib.optionals stdenv.isDarwin
(with darwin.apple_sdk_11_0.frameworks; [
CoreGraphics
ApplicationServices
]);
RUST_SRC_PATH = "${rust}/lib/rustlib/src/rust/library";
};
});
};
}

View File

@@ -1,7 +1,7 @@
[package]
name = "input-capture"
description = "cross-platform input-capture library used by lan-mouse"
version = "0.3.0"
version = "0.2.0"
edition = "2021"
license = "GPL-3.0-or-later"
repository = "https://github.com/feschber/lan-mouse"
@@ -10,10 +10,10 @@ repository = "https://github.com/feschber/lan-mouse"
futures = "0.3.28"
futures-core = "0.3.30"
log = "0.4.22"
input-event = { path = "../input-event", version = "0.3.0" }
input-event = { path = "../input-event", version = "0.2.1" }
memmap = "0.7"
tempfile = "3.25.0"
thiserror = "2.0.0"
tempfile = "3.8"
thiserror = "1.0.61"
tokio = { version = "1.32.0", features = [
"io-util",
"io-std",
@@ -23,7 +23,6 @@ tokio = { version = "1.32.0", features = [
"rt",
"sync",
"signal",
"time",
] }
once_cell = "1.19.0"
async-trait = "0.1.81"
@@ -41,22 +40,21 @@ wayland-protocols-wlr = { version = "0.3.1", features = [
"client",
], optional = true }
x11 = { version = "2.21.0", features = ["xlib", "xtest"], optional = true }
ashpd = { version = "0.13.9", default-features = false, features = [
"input_capture",
ashpd = { version = "0.9", default-features = false, features = [
"tokio",
], optional = true }
reis = { version = "0.5.0", features = ["tokio"], optional = true }
reis = { version = "0.2", features = ["tokio"], optional = true }
[target.'cfg(target_os="macos")'.dependencies]
core-graphics = { version = "0.25.0", features = ["highsierra"] }
core-foundation = "0.10.0"
core-graphics = { version = "0.23", features = ["highsierra"] }
core-foundation = "0.9.4"
core-foundation-sys = "0.8.6"
libc = "0.2.155"
keycode = "1.0.0"
bitflags = "2.6.0"
keycode = "0.4.0"
bitflags = "2.5.0"
[target.'cfg(windows)'.dependencies]
windows = { version = "0.61.2", features = [
windows = { version = "0.58.0", features = [
"Win32_System_LibraryLoader",
"Win32_System_Threading",
"Win32_Foundation",
@@ -67,8 +65,8 @@ windows = { version = "0.61.2", features = [
] }
[features]
default = ["layer_shell", "x11", "libei"]
layer_shell = [
default = ["wayland", "x11", "libei"]
wayland = [
"dep:wayland-client",
"dep:wayland-protocols",
"dep:wayland-protocols-wlr",

View File

@@ -1,6 +1,6 @@
use std::f64::consts::PI;
use std::pin::Pin;
use std::task::{Context, Poll, ready};
use std::task::{ready, Context, Poll};
use std::time::Duration;
use async_trait::async_trait;
@@ -8,7 +8,7 @@ use futures_core::Stream;
use input_event::PointerEvent;
use tokio::time::{self, Instant, Interval};
use super::{Capture, CaptureError, CaptureEvent, Position};
use super::{Capture, CaptureError, CaptureEvent, CaptureHandle, Position};
pub struct DummyInputCapture {
start: Option<Instant>,
@@ -34,11 +34,11 @@ impl Default for DummyInputCapture {
#[async_trait]
impl Capture for DummyInputCapture {
async fn create(&mut self, _pos: Position) -> Result<(), CaptureError> {
async fn create(&mut self, _handle: CaptureHandle, _pos: Position) -> Result<(), CaptureError> {
Ok(())
}
async fn destroy(&mut self, _pos: Position) -> Result<(), CaptureError> {
async fn destroy(&mut self, _handle: CaptureHandle) -> Result<(), CaptureError> {
Ok(())
}
@@ -55,7 +55,7 @@ const FREQUENCY_HZ: f64 = 1.0;
const RADIUS: f64 = 100.0;
impl Stream for DummyInputCapture {
type Item = Result<(Position, CaptureEvent), CaptureError>;
type Item = Result<(CaptureHandle, CaptureEvent), CaptureError>;
fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Option<Self::Item>> {
let current = ready!(self.interval.poll_tick(cx));
@@ -81,6 +81,6 @@ impl Stream for DummyInputCapture {
}))
}
};
Poll::Ready(Some(Ok((Position::Left, event))))
Poll::Ready(Some(Ok((0, event))))
}
}

View File

@@ -8,21 +8,37 @@ pub enum InputCaptureError {
Capture(#[from] CaptureError),
}
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
use std::io;
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
use wayland_client::{
ConnectError, DispatchError,
backend::WaylandError,
globals::{BindError, GlobalError},
ConnectError, DispatchError,
};
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
use ashpd::desktop::ResponseError;
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
use reis::tokio::{EiConvertEventStreamError, HandshakeError};
#[cfg(target_os = "macos")]
use core_graphics::base::CGError;
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
#[derive(Debug, Error)]
#[error("error in libei stream: {inner:?}")]
pub struct ReisConvertEventStreamError {
inner: EiConvertEventStreamError,
}
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
impl From<EiConvertEventStreamError> for ReisConvertEventStreamError {
fn from(e: EiConvertEventStreamError) -> Self {
Self { inner: e }
}
}
#[derive(Debug, Error)]
pub enum CaptureError {
#[error("activation stream closed unexpectedly")]
@@ -32,8 +48,11 @@ pub enum CaptureError {
#[error("io error: `{0}`")]
Io(#[from] std::io::Error),
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
#[error("libei error: `{0}`")]
Reis(#[from] reis::Error),
#[error("error in libei stream: `{0}`")]
Reis(#[from] ReisConvertEventStreamError),
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
#[error("libei handshake failed: `{0}`")]
Handshake(#[from] HandshakeError),
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
#[error(transparent)]
Portal(#[from] ashpd::Error),
@@ -64,7 +83,7 @@ pub enum CaptureCreationError {
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
#[error("error creating input-capture-portal backend: `{0}`")]
Libei(#[from] LibeiCaptureCreationError),
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
#[error("error creating layer-shell capture backend: `{0}`")]
LayerShell(#[from] LayerShellCaptureCreationError),
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
@@ -74,7 +93,7 @@ pub enum CaptureCreationError {
#[error("error creating windows capture backend")]
Windows,
#[cfg(target_os = "macos")]
#[error("error creating macos capture backend: `{0}`")]
#[error("error creating macos capture backend")]
MacOS(#[from] MacosCaptureCreationError),
}
@@ -102,7 +121,7 @@ pub enum LibeiCaptureCreationError {
Ashpd(#[from] ashpd::Error),
}
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
#[derive(Debug, Error)]
#[error("{protocol} protocol not supported: {inner}")]
pub struct WaylandBindError {
@@ -110,14 +129,14 @@ pub struct WaylandBindError {
protocol: &'static str,
}
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
impl WaylandBindError {
pub(crate) fn new(inner: BindError, protocol: &'static str) -> Self {
Self { inner, protocol }
}
}
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
#[derive(Debug, Error)]
pub enum LayerShellCaptureCreationError {
#[error(transparent)]
@@ -146,13 +165,6 @@ pub enum X11InputCaptureCreationError {
pub enum MacosCaptureCreationError {
#[error("event source creation failed!")]
EventSourceCreation,
#[cfg(target_os = "macos")]
#[error("event tap creation failed")]
EventTapCreation,
#[error("accessibility permission is required")]
AccessibilityPermission,
#[error("input monitoring permission is required")]
InputMonitoringPermission,
#[error("failed to set CG Cursor property")]
CGCursorProperty,
#[cfg(target_os = "macos")]

View File

@@ -1,15 +1,10 @@
use std::{
collections::{HashMap, HashSet, VecDeque},
fmt::Display,
mem::swap,
task::{Poll, ready},
};
use std::{collections::HashSet, fmt::Display, task::Poll};
use async_trait::async_trait;
use futures::StreamExt;
use futures_core::Stream;
use input_event::{Event, KeyboardEvent, scancode};
use input_event::{scancode, Event, KeyboardEvent};
pub use error::{CaptureCreationError, CaptureError, InputCaptureError};
@@ -21,8 +16,8 @@ mod libei;
#[cfg(target_os = "macos")]
mod macos;
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
mod layer_shell;
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
mod wayland;
#[cfg(windows)]
mod windows;
@@ -79,7 +74,7 @@ impl Display for Position {
Position::Top => "top",
Position::Bottom => "bottom",
};
write!(f, "{pos}")
write!(f, "{}", pos)
}
}
@@ -87,7 +82,7 @@ impl Display for Position {
pub enum Backend {
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
InputCapturePortal,
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
LayerShell,
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
X11,
@@ -103,7 +98,7 @@ impl Display for Backend {
match self {
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
Backend::InputCapturePortal => write!(f, "input-capture-portal"),
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
Backend::LayerShell => write!(f, "layer-shell"),
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
Backend::X11 => write!(f, "X11"),
@@ -117,52 +112,19 @@ impl Display for Backend {
}
pub struct InputCapture {
/// capture backend
capture: Box<dyn Capture>,
/// keys pressed by active capture
pressed_keys: HashSet<scancode::Linux>,
/// map from position to ids
position_map: HashMap<Position, Vec<CaptureHandle>>,
/// map from id to position
id_map: HashMap<CaptureHandle, Position>,
/// pending events
pending: VecDeque<(CaptureHandle, CaptureEvent)>,
}
impl InputCapture {
/// create a new client with the given id
pub async fn create(&mut self, id: CaptureHandle, pos: Position) -> Result<(), CaptureError> {
assert!(!self.id_map.contains_key(&id));
self.id_map.insert(id, pos);
if let Some(v) = self.position_map.get_mut(&pos) {
v.push(id);
Ok(())
} else {
self.position_map.insert(pos, vec![id]);
self.capture.create(pos).await
}
self.capture.create(id, pos).await
}
/// destroy the client with the given id, if it exists
pub async fn destroy(&mut self, id: CaptureHandle) -> Result<(), CaptureError> {
let pos = self
.id_map
.remove(&id)
.expect("no position for this handle");
log::debug!("destroying capture {id} @ {pos}");
let remaining = self.position_map.get_mut(&pos).expect("id vector");
remaining.retain(|&i| i != id);
log::debug!("remaining ids @ {pos}: {remaining:?}");
if remaining.is_empty() {
log::debug!("destroying capture @ {pos} - no remaining ids");
self.position_map.remove(&pos);
self.capture.destroy(pos).await?;
}
Ok(())
self.capture.destroy(id).await
}
/// release mouse
@@ -171,19 +133,6 @@ impl InputCapture {
self.capture.release().await
}
/// Drain and return every key the capture has forwarded as
/// down-but-not-up. The caller is expected to synthesize key-up
/// events to the remote peer for each — otherwise the peer
/// retains phantom-held keys after capture is released. The
/// canonical case is the release-bind chord
/// (Ctrl+Shift+Alt+Meta): the down events were sent while
/// capture was active, but the matching up events arrive after
/// the local tap has flipped to passthrough and never reach
/// the peer.
pub fn take_pressed_keys(&mut self) -> HashSet<scancode::Linux> {
std::mem::take(&mut self.pressed_keys)
}
/// destroy the input capture
pub async fn terminate(&mut self) -> Result<(), CaptureError> {
self.capture.terminate().await
@@ -194,9 +143,6 @@ impl InputCapture {
let capture = create(backend).await?;
Ok(Self {
capture,
id_map: Default::default(),
pending: Default::default(),
position_map: Default::default(),
pressed_keys: HashSet::new(),
})
}
@@ -224,65 +170,29 @@ impl Stream for InputCapture {
mut self: std::pin::Pin<&mut Self>,
cx: &mut std::task::Context<'_>,
) -> Poll<Option<Self::Item>> {
if let Some(e) = self.pending.pop_front() {
return Poll::Ready(Some(Ok(e)));
}
// ready
let event = ready!(self.capture.poll_next_unpin(cx));
// stream closed
let event = match event {
Some(e) => e,
None => return Poll::Ready(None),
};
// error occurred
let (pos, event) = match event {
Ok(e) => e,
Err(e) => return Poll::Ready(Some(Err(e))),
};
// handle key presses
if let CaptureEvent::Input(Event::Keyboard(KeyboardEvent::Key { key, state, .. })) = event {
self.update_pressed_keys(key, state);
}
let len = self
.position_map
.get(&pos)
.map(|ids| ids.len())
.unwrap_or(0);
match len {
0 => Poll::Pending,
1 => Poll::Ready(Some(Ok((
self.position_map.get(&pos).expect("no id")[0],
event,
)))),
_ => {
let mut position_map = HashMap::new();
swap(&mut self.position_map, &mut position_map);
match self.capture.poll_next_unpin(cx) {
Poll::Ready(e) => {
if let Some(Ok((
_,
CaptureEvent::Input(Event::Keyboard(KeyboardEvent::Key { key, state, .. })),
))) = e
{
for &id in position_map.get(&pos).expect("position") {
self.pending.push_back((id, event));
}
self.update_pressed_keys(key, state);
}
swap(&mut self.position_map, &mut position_map);
Poll::Ready(Some(Ok(self.pending.pop_front().expect("event"))))
Poll::Ready(e)
}
Poll::Pending => Poll::Pending,
}
}
}
#[async_trait]
trait Capture: Stream<Item = Result<(Position, CaptureEvent), CaptureError>> + Unpin {
trait Capture: Stream<Item = Result<(CaptureHandle, CaptureEvent), CaptureError>> + Unpin {
/// create a new client with the given id
async fn create(&mut self, pos: Position) -> Result<(), CaptureError>;
async fn create(&mut self, id: CaptureHandle, pos: Position) -> Result<(), CaptureError>;
/// destroy the client with the given id, if it exists
async fn destroy(&mut self, pos: Position) -> Result<(), CaptureError>;
async fn destroy(&mut self, id: CaptureHandle) -> Result<(), CaptureError>;
/// release mouse
async fn release(&mut self) -> Result<(), CaptureError>;
@@ -294,14 +204,14 @@ trait Capture: Stream<Item = Result<(Position, CaptureEvent), CaptureError>> + U
async fn create_backend(
backend: Backend,
) -> Result<
Box<dyn Capture<Item = Result<(Position, CaptureEvent), CaptureError>>>,
Box<dyn Capture<Item = Result<(CaptureHandle, CaptureEvent), CaptureError>>>,
CaptureCreationError,
> {
match backend {
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
Backend::InputCapturePortal => Ok(Box::new(libei::LibeiInputCapture::new().await?)),
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
Backend::LayerShell => Ok(Box::new(layer_shell::LayerShellInputCapture::new()?)),
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
Backend::LayerShell => Ok(Box::new(wayland::WaylandInputCapture::new()?)),
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
Backend::X11 => Ok(Box::new(x11::X11InputCapture::new()?)),
#[cfg(windows)]
@@ -315,7 +225,7 @@ async fn create_backend(
async fn create(
backend: Option<Backend>,
) -> Result<
Box<dyn Capture<Item = Result<(Position, CaptureEvent), CaptureError>>>,
Box<dyn Capture<Item = Result<(CaptureHandle, CaptureEvent), CaptureError>>>,
CaptureCreationError,
> {
if let Some(backend) = backend {
@@ -329,7 +239,7 @@ async fn create(
for backend in [
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
Backend::InputCapturePortal,
#[cfg(all(unix, feature = "layer_shell", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
Backend::LayerShell,
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
Backend::X11,

View File

@@ -1,25 +1,21 @@
use ashpd::{
desktop::{
input_capture::{Activated, Barrier, BarrierID, Capabilities, InputCapture, Region, Zones},
Session,
input_capture::{
Activated, ActivatedBarrier, Barrier, BarrierID, Capabilities, CreateSessionOptions,
InputCapture, Region, ReleaseOptions, Zones,
},
},
enumflags2::BitFlags,
};
use async_trait::async_trait;
use futures::{FutureExt, StreamExt};
use reis::{
ei::{self, handshake::ContextType},
event::{Connection, DeviceCapability, EiEvent},
tokio::EiConvertEventStream,
ei,
event::{DeviceCapability, EiEvent},
tokio::{EiConvertEventStream, EiEventStream},
};
use std::{
cell::Cell,
collections::HashMap,
io,
num::NonZeroU32,
os::unix::net::UnixStream,
pin::Pin,
rc::Rc,
@@ -28,22 +24,23 @@ use std::{
};
use tokio::{
sync::{
Notify,
mpsc::{self, Receiver, Sender},
Notify,
},
task::JoinHandle,
};
use tokio_util::sync::CancellationToken;
use futures_core::Stream;
use once_cell::sync::Lazy;
use input_event::Event;
use crate::CaptureEvent;
use super::{
Capture as LanMouseInputCapture, Position,
error::{CaptureError, LibeiCaptureCreationError},
error::{CaptureError, LibeiCaptureCreationError, ReisConvertEventStreamError},
Capture as LanMouseInputCapture, CaptureHandle, Position,
};
/* there is a bug in xdg-remote-desktop-portal-gnome / mutter that
@@ -53,21 +50,37 @@ use super::{
/// events that necessitate restarting the capture session
#[derive(Clone, Copy, Debug)]
enum LibeiNotifyEvent {
Create(Position),
Destroy(Position),
Create(CaptureHandle, Position),
Destroy(CaptureHandle),
}
#[allow(dead_code)]
pub struct LibeiInputCapture {
input_capture: Pin<Box<InputCapture>>,
pub struct LibeiInputCapture<'a> {
input_capture: Pin<Box<InputCapture<'a>>>,
capture_task: JoinHandle<Result<(), CaptureError>>,
event_rx: Receiver<(Position, CaptureEvent)>,
event_rx: Receiver<(CaptureHandle, CaptureEvent)>,
notify_capture: Sender<LibeiNotifyEvent>,
notify_release: Arc<Notify>,
cancellation_token: CancellationToken,
terminated: bool,
}
static INTERFACES: Lazy<HashMap<&'static str, u32>> = Lazy::new(|| {
let mut m = HashMap::new();
m.insert("ei_connection", 1);
m.insert("ei_callback", 1);
m.insert("ei_pingpong", 1);
m.insert("ei_seat", 1);
m.insert("ei_device", 2);
m.insert("ei_pointer", 1);
m.insert("ei_pointer_absolute", 1);
m.insert("ei_scroll", 1);
m.insert("ei_button", 1);
m.insert("ei_keyboard", 1);
m.insert("ei_touchscreen", 1);
m
});
/// returns (start pos, end pos), inclusive
fn pos_to_barrier(r: &Region, pos: Position) -> (i32, i32, i32, i32) {
let (x, y) = (r.x_offset(), r.y_offset());
@@ -104,41 +117,36 @@ impl From<ICBarrier> for Barrier {
fn select_barriers(
zones: &Zones,
clients: &[Position],
next_barrier_id: &mut NonZeroU32,
) -> (Vec<ICBarrier>, HashMap<BarrierID, Position>) {
let mut pos_for_barrier = HashMap::new();
clients: &[(CaptureHandle, Position)],
next_barrier_id: &mut u32,
) -> (Vec<ICBarrier>, HashMap<BarrierID, CaptureHandle>) {
let mut client_for_barrier = HashMap::new();
let mut barriers: Vec<ICBarrier> = vec![];
for pos in clients {
for (handle, pos) in clients {
let mut client_barriers = zones
.regions()
.iter()
.map(|r| {
let id = *next_barrier_id;
*next_barrier_id = next_barrier_id
.checked_add(1)
.expect("barrier id out of range");
*next_barrier_id = id + 1;
let position = pos_to_barrier(r, *pos);
pos_for_barrier.insert(id, *pos);
client_for_barrier.insert(id, *handle);
ICBarrier::new(id, position)
})
.collect();
barriers.append(&mut client_barriers);
}
(barriers, pos_for_barrier)
(barriers, client_for_barrier)
}
async fn update_barriers(
input_capture: &InputCapture,
session: &Session<InputCapture>,
active_clients: &[Position],
next_barrier_id: &mut NonZeroU32,
) -> Result<(Vec<ICBarrier>, HashMap<BarrierID, Position>), ashpd::Error> {
let zones = input_capture
.zones(session, Default::default())
.await?
.response()?;
input_capture: &InputCapture<'_>,
session: &Session<'_, InputCapture<'_>>,
active_clients: &[(CaptureHandle, Position)],
next_barrier_id: &mut u32,
) -> Result<(Vec<ICBarrier>, HashMap<BarrierID, CaptureHandle>), ashpd::Error> {
let zones = input_capture.zones(session).await?.response()?;
log::debug!("zones: {zones:?}");
let (barriers, id_map) = select_barriers(&zones, active_clients, next_barrier_id);
@@ -147,38 +155,31 @@ async fn update_barriers(
let ashpd_barriers: Vec<Barrier> = barriers.iter().copied().map(|b| b.into()).collect();
let response = input_capture
.set_pointer_barriers(
session,
&ashpd_barriers,
zones.zone_set(),
Default::default(),
)
.set_pointer_barriers(session, &ashpd_barriers, zones.zone_set())
.await?;
let response = response.response()?;
log::debug!("{response:?}");
Ok((barriers, id_map))
}
async fn create_session(
input_capture: &InputCapture,
) -> std::result::Result<(Session<InputCapture>, BitFlags<Capabilities>), ashpd::Error> {
async fn create_session<'a>(
input_capture: &'a InputCapture<'a>,
) -> std::result::Result<(Session<'_, InputCapture<'_>>, BitFlags<Capabilities>), ashpd::Error> {
log::debug!("creating input capture session");
let create_session_options = CreateSessionOptions::default().set_capabilities(
Capabilities::Keyboard | Capabilities::Pointer | Capabilities::Touchscreen,
);
input_capture
.create_session(None, create_session_options)
.create_session(
&ashpd::WindowIdentifier::default(),
Capabilities::Keyboard | Capabilities::Pointer | Capabilities::Touchscreen,
)
.await
}
async fn connect_to_eis(
input_capture: &InputCapture,
session: &Session<InputCapture>,
) -> Result<(ei::Context, Connection, EiConvertEventStream), CaptureError> {
input_capture: &InputCapture<'_>,
session: &Session<'_, InputCapture<'_>>,
) -> Result<(ei::Context, EiConvertEventStream), CaptureError> {
log::debug!("connect_to_eis");
let fd = input_capture
.connect_to_eis(session, Default::default())
.await?;
let fd = input_capture.connect_to_eis(session).await?;
// create unix stream from fd
let stream = UnixStream::from(fd);
@@ -186,35 +187,42 @@ async fn connect_to_eis(
// create ei context
let context = ei::Context::new(stream)?;
let (conn, event_stream) = context
.handshake_tokio("de.feschber.LanMouse", ContextType::Receiver)
.await?;
let mut event_stream = EiEventStream::new(context.clone())?;
let response = reis::tokio::ei_handshake(
&mut event_stream,
"de.feschber.LanMouse",
ei::handshake::ContextType::Receiver,
&INTERFACES,
)
.await?;
let event_stream = EiConvertEventStream::new(event_stream, response.serial);
Ok((context, conn, event_stream))
Ok((context, event_stream))
}
async fn libei_event_handler(
mut ei_event_stream: EiConvertEventStream,
context: ei::Context,
event_tx: Sender<(Position, CaptureEvent)>,
event_tx: Sender<(CaptureHandle, CaptureEvent)>,
release_session: Arc<Notify>,
current_pos: Rc<Cell<Option<Position>>>,
current_client: Rc<Cell<Option<CaptureHandle>>>,
) -> Result<(), CaptureError> {
loop {
let ei_event = ei_event_stream
.next()
.await
.ok_or(CaptureError::EndOfStream)??;
.ok_or(CaptureError::EndOfStream)?
.map_err(ReisConvertEventStreamError::from)?;
log::trace!("from ei: {ei_event:?}");
let client = current_pos.get();
let client = current_client.get();
handle_ei_event(ei_event, client, &context, &event_tx, &release_session).await?;
}
}
impl LibeiInputCapture {
impl<'a> LibeiInputCapture<'a> {
pub async fn new() -> std::result::Result<Self, LibeiCaptureCreationError> {
let input_capture = Box::pin(InputCapture::new().await?);
let input_capture_ptr = input_capture.as_ref().get_ref() as *const InputCapture;
let input_capture_ptr = input_capture.as_ref().get_ref() as *const InputCapture<'static>;
let first_session = Some(create_session(unsafe { &*input_capture_ptr }).await?);
let (event_tx, event_rx) = mpsc::channel(1);
@@ -248,19 +256,19 @@ impl LibeiInputCapture {
}
async fn do_capture(
input_capture: *const InputCapture,
input_capture: *const InputCapture<'static>,
mut capture_event: Receiver<LibeiNotifyEvent>,
notify_release: Arc<Notify>,
session: Option<(Session<InputCapture>, BitFlags<Capabilities>)>,
event_tx: Sender<(Position, CaptureEvent)>,
session: Option<(Session<'_, InputCapture<'_>>, BitFlags<Capabilities>)>,
event_tx: Sender<(CaptureHandle, CaptureEvent)>,
cancellation_token: CancellationToken,
) -> Result<(), CaptureError> {
let mut session = session.map(|s| s.0);
/* safety: libei_task does not outlive Self */
let input_capture = unsafe { &*input_capture };
let mut active_clients: Vec<Position> = vec![];
let mut next_barrier_id = NonZeroU32::new(1).expect("id must be non-zero");
let mut active_clients: Vec<(CaptureHandle, Position)> = vec![];
let mut next_barrier_id = 1u32;
let mut zones_changed = input_capture.receive_zones_changed().await?;
@@ -317,7 +325,7 @@ async fn do_capture(
// disable capture
log::debug!("disabling input capture");
if let Err(e) = input_capture.disable(&session, Default::default()).await {
if let Err(e) = input_capture.disable(&session).await {
log::warn!("input_capture.disable(&session) {e}");
}
if let Err(e) = session.close().await {
@@ -333,8 +341,8 @@ async fn do_capture(
// update clients if requested
if let Some(event) = capture_event_occured.take() {
match event {
LibeiNotifyEvent::Create(p) => active_clients.push(p),
LibeiNotifyEvent::Destroy(p) => active_clients.retain(|&pos| pos != p),
LibeiNotifyEvent::Create(c, p) => active_clients.push((c, p)),
LibeiNotifyEvent::Destroy(c) => active_clients.retain(|(h, _)| *h != c),
}
}
@@ -346,27 +354,27 @@ async fn do_capture(
}
async fn do_capture_session(
input_capture: &InputCapture,
session: &mut Session<InputCapture>,
event_tx: &Sender<(Position, CaptureEvent)>,
active_clients: &[Position],
next_barrier_id: &mut NonZeroU32,
input_capture: &InputCapture<'_>,
session: &mut Session<'_, InputCapture<'_>>,
event_tx: &Sender<(CaptureHandle, CaptureEvent)>,
active_clients: &[(CaptureHandle, Position)],
next_barrier_id: &mut u32,
notify_release: &Notify,
cancel: (CancellationToken, CancellationToken),
) -> Result<(), CaptureError> {
let (cancel_session, cancel_update) = cancel;
// current client
let current_pos = Rc::new(Cell::new(None));
let current_client = Rc::new(Cell::new(None));
// connect to eis server
let (context, _conn, ei_event_stream) = connect_to_eis(input_capture, session).await?;
let (context, ei_event_stream) = connect_to_eis(input_capture, session).await?;
// set barriers
let (barriers, pos_for_barrier_id) =
let (barriers, client_for_barrier_id) =
update_barriers(input_capture, session, active_clients, next_barrier_id).await?;
log::debug!("enabling session");
input_capture.enable(session, Default::default()).await?;
input_capture.enable(session).await?;
// cancellation token to release session
let release_session = Arc::new(Notify::new());
@@ -374,7 +382,7 @@ async fn do_capture_session(
// async event task
let cancel_ei_handler = CancellationToken::new();
let event_chan = event_tx.clone();
let pos = current_pos.clone();
let client = current_client.clone();
let cancel_session_clone = cancel_session.clone();
let release_session_clone = release_session.clone();
let cancel_ei_handler_clone = cancel_ei_handler.clone();
@@ -385,7 +393,7 @@ async fn do_capture_session(
context,
event_chan,
release_session_clone,
pos,
client,
) => {
log::debug!("libei exited: {r:?} cancelling session task");
cancel_session_clone.cancel();
@@ -407,17 +415,17 @@ async fn do_capture_session(
// get barrier id from activation
let barrier_id = match activated.barrier_id() {
Some(ActivatedBarrier::Barrier(id)) => id,
Some(bid) => bid,
// workaround for KDE plasma not reporting barrier ids
Some(ActivatedBarrier::UnknownBarrier) | None => find_corresponding_client(&barriers, activated.cursor_position().expect("no cursor position reported by compositor")),
None => find_corresponding_client(&barriers, activated.cursor_position().expect("no cursor position reported by compositor")),
};
// find client corresponding to barrier
let pos = *pos_for_barrier_id.get(&barrier_id).expect("invalid barrier id");
current_pos.replace(Some(pos));
let client = *client_for_barrier_id.get(&barrier_id).expect("invalid barrier id");
current_client.replace(Some(client));
// client entered => send event
event_tx.send((pos, CaptureEvent::Begin)).await.expect("no channel");
event_tx.send((client, CaptureEvent::Begin)).await.expect("no channel");
tokio::select! {
_ = notify_release.notified() => { /* capture release */
@@ -433,7 +441,7 @@ async fn do_capture_session(
},
}
release_capture(input_capture, session, activated, pos).await?;
release_capture(input_capture, session, activated, client, active_clients).await?;
}
_ = notify_release.notified() => { /* capture release -> we are not capturing anyway, so ignore */
@@ -472,11 +480,12 @@ async fn do_capture_session(
Ok(())
}
async fn release_capture(
input_capture: &InputCapture,
session: &Session<InputCapture>,
async fn release_capture<'a>(
input_capture: &InputCapture<'a>,
session: &Session<'a, InputCapture<'a>>,
activated: Activated,
current_pos: Position,
current_client: CaptureHandle,
active_clients: &[(CaptureHandle, Position)],
) -> Result<(), CaptureError> {
if let Some(activation_id) = activated.activation_id() {
log::debug!("releasing input capture {activation_id}");
@@ -485,7 +494,13 @@ async fn release_capture(
.cursor_position()
.expect("compositor did not report cursor position!");
log::debug!("client entered @ ({x}, {y})");
let (dx, dy) = match current_pos {
let pos = active_clients
.iter()
.filter(|(c, _)| *c == current_client)
.map(|(_, p)| p)
.next()
.unwrap(); // FIXME
let (dx, dy) = match pos {
// offset cursor position to not enter again immediately
Position::Left => (1., 0.),
Position::Right => (-1., 0.),
@@ -494,10 +509,9 @@ async fn release_capture(
};
// release 1px to the right of the entered zone
let cursor_position = (x as f64 + dx, y as f64 + dy);
let release_options = ReleaseOptions::default()
.set_activation_id(activated.activation_id())
.set_cursor_position(Some(cursor_position));
input_capture.release(session, release_options).await?;
input_capture
.release(session, activated.activation_id(), Some(cursor_position))
.await?;
Ok(())
}
@@ -540,9 +554,9 @@ static ALL_CAPABILITIES: &[DeviceCapability] = &[
async fn handle_ei_event(
ei_event: EiEvent,
current_client: Option<Position>,
current_client: Option<CaptureHandle>,
context: &ei::Context,
event_tx: &Sender<(Position, CaptureEvent)>,
event_tx: &Sender<(CaptureHandle, CaptureEvent)>,
release_session: &Notify,
) -> Result<(), CaptureError> {
match ei_event {
@@ -561,9 +575,9 @@ async fn handle_ei_event(
return Err(CaptureError::Disconnected(format!("{:?}", d.reason)))
}
_ => {
if let Some(pos) = current_client {
if let Some(handle) = current_client {
for event in Event::from_ei_event(ei_event) {
event_tx.send((pos, CaptureEvent::Input(event))).await.expect("no channel");
event_tx.send((handle, CaptureEvent::Input(event))).await.expect("no channel");
}
}
}
@@ -572,19 +586,19 @@ async fn handle_ei_event(
}
#[async_trait]
impl LanMouseInputCapture for LibeiInputCapture {
async fn create(&mut self, pos: Position) -> Result<(), CaptureError> {
impl<'a> LanMouseInputCapture for LibeiInputCapture<'a> {
async fn create(&mut self, handle: CaptureHandle, pos: Position) -> Result<(), CaptureError> {
let _ = self
.notify_capture
.send(LibeiNotifyEvent::Create(pos))
.send(LibeiNotifyEvent::Create(handle, pos))
.await;
Ok(())
}
async fn destroy(&mut self, pos: Position) -> Result<(), CaptureError> {
async fn destroy(&mut self, handle: CaptureHandle) -> Result<(), CaptureError> {
let _ = self
.notify_capture
.send(LibeiNotifyEvent::Destroy(pos))
.send(LibeiNotifyEvent::Destroy(handle))
.await;
Ok(())
}
@@ -598,18 +612,14 @@ impl LanMouseInputCapture for LibeiInputCapture {
self.cancellation_token.cancel();
let task = &mut self.capture_task;
log::debug!("waiting for capture to terminate...");
let res = if !task.is_finished() {
task.await.expect("libei task panic")
} else {
Ok(())
};
self.terminated = true;
let res = task.await.expect("libei task panic");
log::debug!("done!");
self.terminated = true;
res
}
}
impl Drop for LibeiInputCapture {
impl<'a> Drop for LibeiInputCapture<'a> {
fn drop(&mut self) {
if !self.terminated {
/* this workaround is needed until async drop is stabilized */
@@ -618,10 +628,10 @@ impl Drop for LibeiInputCapture {
}
}
impl Stream for LibeiInputCapture {
type Item = Result<(Position, CaptureEvent), CaptureError>;
impl<'a> Stream for LibeiInputCapture<'a> {
type Item = Result<(CaptureHandle, CaptureEvent), CaptureError>;
fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll<Option<Self::Item>> {
fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Option<Self::Item>> {
match self.capture_task.poll_unpin(cx) {
Poll::Ready(r) => match r.expect("failed to join") {
Ok(()) => Poll::Ready(None),

View File

@@ -1,42 +1,33 @@
use super::{Capture, CaptureError, CaptureEvent, Position, error::MacosCaptureCreationError};
use super::{
error::MacosCaptureCreationError, Capture, CaptureError, CaptureEvent, CaptureHandle, Position,
};
use async_trait::async_trait;
use bitflags::bitflags;
use core_foundation::{
base::{CFRelease, TCFType, kCFAllocatorDefault},
date::CFTimeInterval,
number::{CFBooleanRef, kCFBooleanTrue},
runloop::{CFRunLoop, CFRunLoopSource, kCFRunLoopCommonModes},
string::{CFStringCreateWithCString, CFStringRef, kCFStringEncodingUTF8},
};
use core_graphics::{
base::{CGError, kCGErrorSuccess},
display::{CGDisplay, CGPoint},
event::{
CGEvent, CGEventFlags, CGEventTap, CGEventTapLocation, CGEventTapOptions,
CGEventTapPlacement, CGEventTapProxy, CGEventType, CallbackResult, EventField,
},
event_source::{CGEventSource, CGEventSourceStateID},
use core_foundation::base::{kCFAllocatorDefault, CFRelease};
use core_foundation::date::CFTimeInterval;
use core_foundation::number::{kCFBooleanTrue, CFBooleanRef};
use core_foundation::runloop::{kCFRunLoopCommonModes, CFRunLoop, CFRunLoopSource};
use core_foundation::string::{kCFStringEncodingUTF8, CFStringCreateWithCString, CFStringRef};
use core_graphics::base::{kCGErrorSuccess, CGError};
use core_graphics::display::{CGDisplay, CGPoint};
use core_graphics::event::{
CGEvent, CGEventFlags, CGEventTap, CGEventTapLocation, CGEventTapOptions, CGEventTapPlacement,
CGEventTapProxy, CGEventType, EventField,
};
use core_graphics::event_source::{CGEventSource, CGEventSourceStateID};
use futures_core::Stream;
use input_event::{
BTN_BACK, BTN_FORWARD, BTN_LEFT, BTN_MIDDLE, BTN_RIGHT, Event, KeyboardEvent, PointerEvent,
};
use input_event::{Event, KeyboardEvent, PointerEvent, BTN_LEFT, BTN_MIDDLE, BTN_RIGHT};
use keycode::{KeyMap, KeyMapping};
use libc::c_void;
use once_cell::unsync::Lazy;
use std::{
collections::HashSet,
ffi::{CString, c_char},
pin::Pin,
sync::{Arc, OnceLock},
task::{Context, Poll, ready},
thread::{self},
};
use tokio::sync::{
Mutex,
mpsc::{self, Receiver, Sender},
oneshot,
};
use std::collections::HashMap;
use std::ffi::{c_char, CString};
use std::pin::Pin;
use std::sync::Arc;
use std::task::{ready, Context, Poll};
use std::thread::{self};
use tokio::sync::mpsc::{Receiver, Sender};
use tokio::sync::Mutex;
#[derive(Debug, Default)]
struct Bounds {
@@ -48,54 +39,44 @@ struct Bounds {
#[derive(Debug)]
struct InputCaptureState {
/// active capture positions
active_clients: Lazy<HashSet<Position>>,
/// the currently entered capture position, if any
current_pos: Option<Position>,
/// position where the cursor was captured
enter_position: Option<CGPoint>,
/// bounds of the input capture area
client_for_pos: Lazy<HashMap<Position, CaptureHandle>>,
current_client: Option<(CaptureHandle, Position)>,
bounds: Bounds,
/// current state of modifier keys
modifier_state: XMods,
}
#[derive(Debug)]
enum ProducerEvent {
Release,
Create(Position),
Destroy(Position),
Grab(Position),
Create(CaptureHandle, Position),
Destroy(CaptureHandle),
Grab((CaptureHandle, Position)),
EventTapDisabled,
DisplayReconfigured,
}
impl InputCaptureState {
fn new() -> Result<Self, MacosCaptureCreationError> {
let mut res = Self {
active_clients: Lazy::new(HashSet::new),
current_pos: None,
enter_position: None,
client_for_pos: Lazy::new(HashMap::new),
current_client: None,
bounds: Bounds::default(),
modifier_state: Default::default(),
};
res.update_bounds()?;
Ok(res)
}
fn crossed(&mut self, event: &CGEvent) -> Option<Position> {
fn crossed(&mut self, event: &CGEvent) -> Option<(CaptureHandle, Position)> {
let location = event.location();
let relative_x = event.get_double_value_field(EventField::MOUSE_EVENT_DELTA_X);
let relative_y = event.get_double_value_field(EventField::MOUSE_EVENT_DELTA_Y);
for &position in self.active_clients.iter() {
if (position == Position::Left && (location.x + relative_x) <= self.bounds.xmin)
|| (position == Position::Right && (location.x + relative_x) >= self.bounds.xmax)
|| (position == Position::Top && (location.y + relative_y) <= self.bounds.ymin)
|| (position == Position::Bottom && (location.y + relative_y) >= self.bounds.ymax)
for (position, client) in self.client_for_pos.iter() {
if (position == &Position::Left && (location.x + relative_x) <= self.bounds.xmin)
|| (position == &Position::Right && (location.x + relative_x) >= self.bounds.xmax)
|| (position == &Position::Top && (location.y + relative_y) <= self.bounds.ymin)
|| (position == &Position::Bottom && (location.y + relative_y) >= self.bounds.ymax)
{
log::debug!("Crossed barrier into position: {position:?}");
return Some(position);
log::debug!("Crossed barrier into client: {client}, {position:?}");
return Some((*client, *position));
}
}
None
@@ -117,34 +98,45 @@ impl InputCaptureState {
Ok(())
}
/// start the input capture by
fn start_capture(&mut self, event: &CGEvent, position: Position) -> Result<(), CaptureError> {
let mut location = event.location();
let edge_offset = 1.0;
// move cursor location to display bounds
match position {
Position::Left => location.x = self.bounds.xmin + edge_offset,
Position::Right => location.x = self.bounds.xmax - edge_offset,
Position::Top => location.y = self.bounds.ymin + edge_offset,
Position::Bottom => location.y = self.bounds.ymax - edge_offset,
};
self.enter_position = Some(location);
self.reset_cursor()
}
// We can't disable mouse movement when in a client so we need to reset the cursor position
// to the edge of the screen, the cursor will be hidden but we dont want it to appear in a
// random location when we exit the client
fn reset_mouse_position(&self, event: &CGEvent) -> Result<(), CaptureError> {
if let Some((_, pos)) = self.current_client {
let location = event.location();
let edge_offset = 1.0;
/// resets the cursor to the position, where the capture started
fn reset_cursor(&mut self) -> Result<(), CaptureError> {
let pos = self.enter_position.expect("capture active");
log::trace!("Resetting cursor position to: {}, {}", pos.x, pos.y);
CGDisplay::warp_mouse_cursor_position(pos).map_err(CaptureError::WarpCursor)
}
// After the cursor is warped no event is produced but the next event
// will carry the delta from the warp so only half the delta is needed to move the cursor
let delta_y = event.get_double_value_field(EventField::MOUSE_EVENT_DELTA_Y) / 2.0;
let delta_x = event.get_double_value_field(EventField::MOUSE_EVENT_DELTA_X) / 2.0;
fn hide_cursor(&self) -> Result<(), CaptureError> {
CGDisplay::hide_cursor(&CGDisplay::main()).map_err(CaptureError::CoreGraphics)
}
let mut new_x = location.x + delta_x;
let mut new_y = location.y + delta_y;
fn show_cursor(&self) -> Result<(), CaptureError> {
CGDisplay::show_cursor(&CGDisplay::main()).map_err(CaptureError::CoreGraphics)
match pos {
Position::Left => {
new_x = self.bounds.xmin + edge_offset;
}
Position::Right => {
new_x = self.bounds.xmax - edge_offset;
}
Position::Top => {
new_y = self.bounds.ymin + edge_offset;
}
Position::Bottom => {
new_y = self.bounds.ymax - edge_offset;
}
}
let new_pos = CGPoint::new(new_x, new_y);
log::trace!("Resetting cursor position to: {new_x}, {new_y}");
return CGDisplay::warp_mouse_cursor_position(new_pos)
.map_err(CaptureError::WarpCursor);
}
Err(CaptureError::ResetMouseWithoutClient)
}
async fn handle_producer_event(
@@ -154,54 +146,42 @@ impl InputCaptureState {
log::debug!("handling event: {producer_event:?}");
match producer_event {
ProducerEvent::Release => {
if self.current_pos.is_some() {
self.show_cursor()?;
self.current_pos = None;
if self.current_client.is_some() {
CGDisplay::show_cursor(&CGDisplay::main())
.map_err(CaptureError::CoreGraphics)?;
self.current_client = None;
}
}
ProducerEvent::Grab(pos) => {
if self.current_pos.is_none() {
self.hide_cursor()?;
self.current_pos = Some(pos);
ProducerEvent::Grab(client) => {
if self.current_client.is_none() {
CGDisplay::hide_cursor(&CGDisplay::main())
.map_err(CaptureError::CoreGraphics)?;
self.current_client = Some(client);
}
}
ProducerEvent::Create(p) => {
self.active_clients.insert(p);
ProducerEvent::Create(c, p) => {
self.client_for_pos.insert(p, c);
}
ProducerEvent::Destroy(p) => {
if let Some(current) = self.current_pos {
if current == p {
self.show_cursor()?;
self.current_pos = None;
};
}
self.active_clients.remove(&p);
}
ProducerEvent::EventTapDisabled => {
// Tap death can happen mid-capture (TCC Accessibility
// revoked, tap-timeout, etc). Release state so we
// don't leave the cursor hidden even if the outer
// task only logs this error rather than propagating.
if self.current_pos.is_some() {
self.show_cursor()?;
self.current_pos = None;
}
return Err(CaptureError::EventTapDisabled);
}
ProducerEvent::DisplayReconfigured => {
// The macOS display configuration changed — a monitor
// was plugged in/out, the resolution changed, the
// arrangement was rearranged, etc. Re-fetch the
// active-display bounds so barrier crossings and the
// cursor-warp on capture-start use the current
// geometry instead of whatever was true at process
// start.
if let Err(e) = self.update_bounds() {
log::warn!("failed to refresh display bounds: {e}");
} else {
log::info!("display reconfigured: {:?}", self.bounds);
ProducerEvent::Destroy(c) => {
for pos in [
Position::Left,
Position::Right,
Position::Top,
Position::Bottom,
] {
if let Some((current_c, _)) = self.current_client {
if current_c == c {
CGDisplay::show_cursor(&CGDisplay::main())
.map_err(CaptureError::CoreGraphics)?;
self.current_client = None;
};
}
if self.client_for_pos.get(&pos).copied() == Some(c) {
self.client_for_pos.remove(&pos);
}
}
}
ProducerEvent::EventTapDisabled => return Err(CaptureError::EventTapDisabled),
};
Ok(())
}
@@ -211,7 +191,6 @@ fn get_events(
ev_type: &CGEventType,
ev: &CGEvent,
result: &mut Vec<CaptureEvent>,
modifier_state: &mut XMods,
) -> Result<(), CaptureError> {
fn map_pointer_event(ev: &CGEvent) -> PointerEvent {
PointerEvent::Motion {
@@ -247,42 +226,29 @@ fn get_events(
})));
}
CGEventType::FlagsChanged => {
let mut depressed = XMods::empty();
let mut mods = XMods::empty();
let mut mods_locked = XMods::empty();
let cg_flags = ev.get_flags();
if cg_flags.contains(CGEventFlags::CGEventFlagShift) {
depressed |= XMods::ShiftMask;
mods |= XMods::ShiftMask;
}
if cg_flags.contains(CGEventFlags::CGEventFlagControl) {
depressed |= XMods::ControlMask;
mods |= XMods::ControlMask;
}
if cg_flags.contains(CGEventFlags::CGEventFlagAlternate) {
depressed |= XMods::Mod1Mask;
mods |= XMods::Mod1Mask;
}
if cg_flags.contains(CGEventFlags::CGEventFlagCommand) {
depressed |= XMods::Mod4Mask;
mods |= XMods::Mod4Mask;
}
if cg_flags.contains(CGEventFlags::CGEventFlagAlphaShift) {
depressed |= XMods::LockMask;
mods |= XMods::LockMask;
mods_locked |= XMods::LockMask;
}
// check if pressed or released
let state = if depressed > *modifier_state { 1 } else { 0 };
*modifier_state = depressed;
if let Ok(key) = map_key(ev) {
let key_event = CaptureEvent::Input(Event::Keyboard(KeyboardEvent::Key {
time: 0,
key,
state,
}));
result.push(key_event);
}
let modifier_event = KeyboardEvent::Modifiers {
depressed: depressed.bits(),
depressed: mods.bits(),
latched: 0,
locked: mods_locked.bits(),
group: 0,
@@ -331,73 +297,35 @@ fn get_events(
})))
}
CGEventType::OtherMouseDown => {
let btn_num = ev.get_integer_value_field(EventField::MOUSE_EVENT_BUTTON_NUMBER);
let button = match btn_num {
3 => BTN_BACK,
4 => BTN_FORWARD,
_ => BTN_MIDDLE,
};
result.push(CaptureEvent::Input(Event::Pointer(PointerEvent::Button {
time: 0,
button,
button: BTN_MIDDLE,
state: 1,
})))
}
CGEventType::OtherMouseUp => {
let btn_num = ev.get_integer_value_field(EventField::MOUSE_EVENT_BUTTON_NUMBER);
let button = match btn_num {
3 => BTN_BACK,
4 => BTN_FORWARD,
_ => BTN_MIDDLE,
};
result.push(CaptureEvent::Input(Event::Pointer(PointerEvent::Button {
time: 0,
button,
button: BTN_MIDDLE,
state: 0,
})))
}
CGEventType::ScrollWheel => {
if ev.get_integer_value_field(EventField::SCROLL_WHEEL_EVENT_IS_CONTINUOUS) != 0 {
let v =
ev.get_integer_value_field(EventField::SCROLL_WHEEL_EVENT_POINT_DELTA_AXIS_1);
let h =
ev.get_integer_value_field(EventField::SCROLL_WHEEL_EVENT_POINT_DELTA_AXIS_2);
if v != 0 {
result.push(CaptureEvent::Input(Event::Pointer(PointerEvent::Axis {
time: 0,
axis: 0, // Vertical
value: v as f64,
})));
}
if h != 0 {
result.push(CaptureEvent::Input(Event::Pointer(PointerEvent::Axis {
time: 0,
axis: 1, // Horizontal
value: h as f64,
})));
}
} else {
// line based scrolling
const LINES_PER_STEP: i32 = 3;
const V120_STEPS_PER_LINE: i32 = 120 / LINES_PER_STEP;
let v = ev.get_integer_value_field(EventField::SCROLL_WHEEL_EVENT_DELTA_AXIS_1);
let h = ev.get_integer_value_field(EventField::SCROLL_WHEEL_EVENT_DELTA_AXIS_2);
if v != 0 {
result.push(CaptureEvent::Input(Event::Pointer(
PointerEvent::AxisDiscrete120 {
axis: 0, // Vertical
value: V120_STEPS_PER_LINE * v as i32,
},
)));
}
if h != 0 {
result.push(CaptureEvent::Input(Event::Pointer(
PointerEvent::AxisDiscrete120 {
axis: 1, // Horizontal
value: V120_STEPS_PER_LINE * h as i32,
},
)));
}
let v = ev.get_integer_value_field(EventField::SCROLL_WHEEL_EVENT_POINT_DELTA_AXIS_1);
let h = ev.get_integer_value_field(EventField::SCROLL_WHEEL_EVENT_POINT_DELTA_AXIS_2);
if v != 0 {
result.push(CaptureEvent::Input(Event::Pointer(PointerEvent::Axis {
time: 0,
axis: 0, // Vertical
value: v as f64,
})));
}
if h != 0 {
result.push(CaptureEvent::Input(Event::Pointer(PointerEvent::Axis {
time: 0,
axis: 1, // Horizontal
value: h as f64,
})));
}
}
_ => (),
@@ -405,19 +333,12 @@ fn get_events(
Ok(())
}
fn create_event_tap<'a>(
fn event_tap_thread(
client_state: Arc<Mutex<InputCaptureState>>,
event_tx: Sender<(CaptureHandle, CaptureEvent)>,
notify_tx: Sender<ProducerEvent>,
event_tx: Sender<(Position, CaptureEvent)>,
) -> Result<CGEventTap<'a>, MacosCaptureCreationError> {
// Shared slot for the tap's mach port pointer. Stored as `usize`
// because raw pointers aren't `Send`, but the integer
// representation is — and CGEventTapEnable is documented as
// thread-safe. Set immediately after CGEventTap::new returns;
// read by the callback to recover from a TapDisabledByTimeout.
let tap_mach_port: Arc<OnceLock<usize>> = Arc::new(OnceLock::new());
let tap_mach_port_cb = Arc::clone(&tap_mach_port);
exit: tokio::sync::oneshot::Sender<Result<(), &'static str>>,
) {
let cg_events_of_interest: Vec<CGEventType> = vec![
CGEventType::LeftMouseDown,
CGEventType::LeftMouseUp,
@@ -435,133 +356,71 @@ fn create_event_tap<'a>(
CGEventType::FlagsChanged,
];
let event_tap_callback = move |_proxy: CGEventTapProxy,
event_type: CGEventType,
cg_ev: &CGEvent| {
log::trace!("Got event from tap: {event_type:?}");
let mut state = client_state.blocking_lock();
let mut capture_position = None;
let mut res_events = vec![];
if matches!(event_type, CGEventType::TapDisabledByTimeout) {
// The kernel disables the tap when our callback runs
// longer than ~1s on a single event — typical causes
// are heavy load, scheduler contention, or this
// process being briefly suspended (e.g. App Nap on a
// long idle). It is NOT a fatal condition: Apple's
// documented recovery is to call CGEventTapEnable
// and resume processing. Re-enable in place and KEEP
// existing capture state so the user doesn't see the
// cursor pop back to the local screen mid-session.
if let Some(&port) = tap_mach_port_cb.get() {
log::warn!("CGEventTap disabled by timeout — re-enabling");
unsafe {
CGEventTapEnable(port as *mut c_void, true);
}
} else {
log::error!(
"CGEventTap disabled by timeout, but mach port not yet stored — cannot re-enable"
);
}
return CallbackResult::Keep;
}
if matches!(event_type, CGEventType::TapDisabledByUserInput) {
// Deliberate kill — secure-input mode (e.g. password
// field), TCC Accessibility revoked mid-session, or
// the user disabling event-monitoring. We can't
// recover from this; drop captured state synchronously
// and return Keep on this event. Otherwise the
// `current_pos.is_some()` branch below would drop this
// event (and any racing callback still in flight) back
// into `CallbackResult::Drop`, silently eating the
// user's clicks and keypresses while the tap winds
// down. Clear state + show the cursor here, then
// notify the producer loop so the service can tear
// down cleanly.
log::error!("CGEventTap disabled by user input, releasing capture state");
if state.current_pos.is_some() {
let _ = CGDisplay::show_cursor(&CGDisplay::main());
state.current_pos = None;
}
notify_tx
.blocking_send(ProducerEvent::EventTapDisabled)
.unwrap_or_else(|e| {
log::error!("Failed to send notification: {e}");
});
return CallbackResult::Keep;
}
// Are we in a client?
if let Some(current_pos) = state.current_pos {
capture_position = Some(current_pos);
get_events(
&event_type,
cg_ev,
&mut res_events,
&mut state.modifier_state,
)
.unwrap_or_else(|e| {
log::error!("Failed to get events: {e}");
});
// Keep (hidden) cursor at the edge of the screen
if matches!(
event_type,
CGEventType::MouseMoved
| CGEventType::LeftMouseDragged
| CGEventType::RightMouseDragged
| CGEventType::OtherMouseDragged
) {
state.reset_cursor().unwrap_or_else(|e| log::warn!("{e}"));
}
} else if matches!(event_type, CGEventType::MouseMoved) {
// Did we cross a barrier?
if let Some(new_pos) = state.crossed(cg_ev) {
capture_position = Some(new_pos);
state
.start_capture(cg_ev, new_pos)
.unwrap_or_else(|e| log::warn!("{e}"));
res_events.push(CaptureEvent::Begin);
notify_tx
.blocking_send(ProducerEvent::Grab(new_pos))
.expect("Failed to send notification");
}
}
if let Some(pos) = capture_position {
res_events.iter().for_each(|e| {
// error must be ignored, since the event channel
// may already be closed when the InputCapture instance is dropped.
let _ = event_tx.blocking_send((pos, *e));
});
// Returning Drop should stop the event from being processed
// but core fundation still returns the event
cg_ev.set_type(CGEventType::Null);
CallbackResult::Drop
} else {
CallbackResult::Keep
}
};
let tap = CGEventTap::new(
CGEventTapLocation::Session,
CGEventTapPlacement::HeadInsertEventTap,
CGEventTapOptions::Default,
cg_events_of_interest,
event_tap_callback,
)
.map_err(|_| MacosCaptureCreationError::EventTapCreation)?;
|_proxy: CGEventTapProxy, event_type: CGEventType, cg_ev: &CGEvent| {
log::trace!("Got event from tap: {event_type:?}");
let mut state = client_state.blocking_lock();
let mut client = None;
let mut res_events = vec![];
// Hand the mach port pointer to the callback so it can re-enable
// the tap on TapDisabledByTimeout. The pointer is valid for the
// lifetime of `tap` (which lives on the event-tap thread until
// the run loop exits).
let port_ptr = tap.mach_port().as_concrete_TypeRef() as usize;
let _ = tap_mach_port.set(port_ptr);
if matches!(
event_type,
CGEventType::TapDisabledByTimeout | CGEventType::TapDisabledByUserInput
) {
log::error!("CGEventTap disabled");
notify_tx
.blocking_send(ProducerEvent::EventTapDisabled)
.unwrap_or_else(|e| {
log::error!("Failed to send notification: {e}");
});
}
// Are we in a client?
if let Some((current_client, _)) = state.current_client {
client = Some(current_client);
get_events(&event_type, cg_ev, &mut res_events).unwrap_or_else(|e| {
log::error!("Failed to get events: {e}");
});
// Keep (hidden) cursor at the edge of the screen
if matches!(event_type, CGEventType::MouseMoved) {
state.reset_mouse_position(cg_ev).unwrap_or_else(|e| {
log::error!("Failed to reset mouse position: {e}");
})
}
}
// Did we cross a barrier?
else if matches!(event_type, CGEventType::MouseMoved) {
if let Some((new_client, pos)) = state.crossed(cg_ev) {
client = Some(new_client);
res_events.push(CaptureEvent::Begin);
notify_tx
.blocking_send(ProducerEvent::Grab((new_client, pos)))
.expect("Failed to send notification");
}
}
if let Some(client) = client {
res_events.iter().for_each(|e| {
event_tx
.blocking_send((client, *e))
.expect("Failed to send event");
});
// Returning None should stop the event from being processed
// but core fundation still returns the event
cg_ev.set_type(CGEventType::Null);
}
Some(cg_ev.to_owned())
},
)
.expect("Failed creating tap");
let tap_source: CFRunLoopSource = tap
.mach_port()
.mach_port
.create_runloop_source(0)
.expect("Failed creating loop source");
@@ -569,101 +428,22 @@ fn create_event_tap<'a>(
CFRunLoop::get_current().add_source(&tap_source, kCFRunLoopCommonModes);
}
Ok(tap)
}
fn event_tap_thread(
client_state: Arc<Mutex<InputCaptureState>>,
event_tx: Sender<(Position, CaptureEvent)>,
notify_tx: Sender<ProducerEvent>,
ready: std::sync::mpsc::Sender<Result<CFRunLoop, MacosCaptureCreationError>>,
exit: oneshot::Sender<()>,
) {
// Clone now: create_event_tap consumes notify_tx into its closure.
let display_notify_tx = notify_tx.clone();
let _tap = match create_event_tap(client_state, notify_tx, event_tx) {
Err(e) => {
ready.send(Err(e)).expect("channel closed");
return;
}
Ok(tap) => {
let run_loop = CFRunLoop::get_current();
ready.send(Ok(run_loop)).expect("channel closed");
tap
}
};
// Register a Quartz display-reconfiguration callback so the
// capture state's bounds get refreshed when the user plugs in a
// monitor, changes resolution, or rearranges displays. The
// callback runs on this thread's CFRunLoop. Box-leak the sender
// so the C side has a stable user_info pointer; reclaim it after
// the run loop exits.
let display_user_info = Box::into_raw(Box::new(display_notify_tx)) as *mut c_void;
unsafe {
CGDisplayRegisterReconfigurationCallback(
display_reconfiguration_callback,
display_user_info,
);
}
log::debug!("running CFRunLoop...");
CFRunLoop::run_current();
log::debug!("event tap thread exiting!...");
unsafe {
CGDisplayRemoveReconfigurationCallback(display_reconfiguration_callback, display_user_info);
// Reclaim the leaked sender Box so we don't leak a tokio
// channel sender on every capture create/destroy cycle.
drop(Box::from_raw(
display_user_info as *mut Sender<ProducerEvent>,
));
}
let _ = exit.send(());
}
/// Quartz display-reconfiguration callback. Fires twice per change:
/// once with `kCGDisplayBeginConfigurationFlag` set (BEFORE the
/// change is applied — the bounds are still stale at this point),
/// then again afterwards with the actual change flags (Add, Remove,
/// Mode, DesktopShapeChanged, etc.). Skip the begin phase; on the
/// real notification, kick the producer task to refresh bounds.
extern "C" fn display_reconfiguration_callback(_display: u32, flags: u32, user_info: *mut c_void) {
const K_CG_DISPLAY_BEGIN_CONFIGURATION_FLAG: u32 = 1 << 0;
if flags & K_CG_DISPLAY_BEGIN_CONFIGURATION_FLAG != 0 {
return;
}
if user_info.is_null() {
return;
}
// SAFETY: user_info is a Box::into_raw of Sender<ProducerEvent>
// owned by `event_tap_thread`. It's valid for the lifetime of
// that thread; the registration is removed before the box is
// freed. The callback only fires while the run loop is running
// on that thread, so we know the box is live here.
let sender = unsafe { &*(user_info as *const Sender<ProducerEvent>) };
if let Err(e) = sender.blocking_send(ProducerEvent::DisplayReconfigured) {
log::warn!("failed to notify display reconfiguration: {e}");
}
let _ = exit.send(Err("tap thread exited"));
}
pub struct MacOSInputCapture {
event_rx: Receiver<(Position, CaptureEvent)>,
event_rx: Receiver<(CaptureHandle, CaptureEvent)>,
notify_tx: Sender<ProducerEvent>,
run_loop: CFRunLoop,
}
impl MacOSInputCapture {
pub async fn new() -> Result<Self, MacosCaptureCreationError> {
request_macos_capture_permissions()?;
let state = Arc::new(Mutex::new(InputCaptureState::new()?));
let (event_tx, event_rx) = mpsc::channel(32);
let (notify_tx, mut notify_rx) = mpsc::channel(32);
let (ready_tx, ready_rx) = std::sync::mpsc::channel();
let (tap_exit_tx, mut tap_exit_rx) = oneshot::channel();
let (event_tx, event_rx) = tokio::sync::mpsc::channel(32);
let (notify_tx, mut notify_rx) = tokio::sync::mpsc::channel(32);
let (tap_exit_tx, mut tap_exit_rx) = tokio::sync::oneshot::channel();
unsafe {
configure_cf_settings()?;
@@ -677,96 +457,55 @@ impl MacOSInputCapture {
event_tap_thread_state,
event_tx,
event_tap_notify,
ready_tx,
tap_exit_tx,
)
});
// wait for event tap creation result
let run_loop = ready_rx.recv().expect("channel closed")?;
let _tap_task: tokio::task::JoinHandle<()> = tokio::task::spawn_local(async move {
loop {
tokio::select! {
producer_event = notify_rx.recv() => {
let Some(producer_event) = producer_event else {
break;
};
let producer_event = producer_event.expect("channel closed");
let mut state = state.lock().await;
state.handle_producer_event(producer_event).await.unwrap_or_else(|e| {
log::error!("Failed to handle producer event: {e}");
})
}
_ = &mut tap_exit_rx => break,
res = &mut tap_exit_rx => {
if let Err(e) = res.expect("channel closed") {
log::error!("Tap thread failed: {:?}", e);
break;
}
}
}
}
// show cursor
let _ = CGDisplay::show_cursor(&CGDisplay::main());
});
Ok(Self {
event_rx,
notify_tx,
run_loop,
})
}
}
fn request_macos_capture_permissions() -> Result<(), MacosCaptureCreationError> {
// Call both request functions unconditionally so macOS surfaces both
// TCC prompts on the very first launch. TCC always returns `false` the
// first time a permission is requested (the grant only becomes visible
// on the next process launch), so returning early on the first failure
// would skip the second prompt and force the user through an extra
// relaunch just to see it.
let accessibility = request_accessibility_permission();
let input_monitoring = request_input_monitoring_permission();
if !accessibility {
return Err(MacosCaptureCreationError::AccessibilityPermission);
}
if !input_monitoring {
return Err(MacosCaptureCreationError::InputMonitoringPermission);
}
Ok(())
}
fn request_accessibility_permission() -> bool {
// Silent check. The GUI owns the one-time user-visible prompt at
// startup (see lan_mouse_gtk::macos_privacy) so retries triggered by
// clicking the "Reenable" button don't pop a fresh Accessibility
// alert every time.
unsafe { AXIsProcessTrusted() }
}
fn request_input_monitoring_permission() -> bool {
// Silent check, same reasoning as above.
unsafe { CGPreflightListenEventAccess() }
}
impl Drop for MacOSInputCapture {
fn drop(&mut self) {
self.run_loop.stop();
}
}
#[async_trait]
impl Capture for MacOSInputCapture {
async fn create(&mut self, pos: Position) -> Result<(), CaptureError> {
async fn create(&mut self, id: CaptureHandle, pos: Position) -> Result<(), CaptureError> {
let notify_tx = self.notify_tx.clone();
tokio::task::spawn_local(async move {
log::debug!("creating capture, {pos}");
let _ = notify_tx.send(ProducerEvent::Create(pos)).await;
log::debug!("creating client {id}, {pos}");
let _ = notify_tx.send(ProducerEvent::Create(id, pos)).await;
log::debug!("done !");
});
Ok(())
}
async fn destroy(&mut self, pos: Position) -> Result<(), CaptureError> {
async fn destroy(&mut self, id: CaptureHandle) -> Result<(), CaptureError> {
let notify_tx = self.notify_tx.clone();
tokio::task::spawn_local(async move {
log::debug!("destroying capture {pos}");
let _ = notify_tx.send(ProducerEvent::Destroy(pos)).await;
log::debug!("destroying client {id}");
let _ = notify_tx.send(ProducerEvent::Destroy(id)).await;
log::debug!("done !");
});
Ok(())
@@ -787,7 +526,7 @@ impl Capture for MacOSInputCapture {
}
impl Stream for MacOSInputCapture {
type Item = Result<(Position, CaptureEvent), CaptureError>;
type Item = Result<(CaptureHandle, CaptureEvent), CaptureError>;
fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Option<Self::Item>> {
match ready!(self.event_rx.poll_recv(cx)) {
@@ -815,30 +554,6 @@ extern "C" {
event_source: CGEventSource,
seconds: CFTimeInterval,
);
fn CGPreflightListenEventAccess() -> bool;
/// Re-enable an event tap that was disabled by a
/// `kCGEventTapDisabledByTimeout` event. The Apple-documented
/// recovery path: see Quartz Event Services Reference. The `tap`
/// argument is a `CFMachPortRef`; we pass the raw pointer so we
/// can store it as `usize` for cross-thread sharing.
fn CGEventTapEnable(tap: *mut c_void, enable: bool);
/// Register a callback invoked when the display configuration
/// changes (monitor add/remove, resolution change, mirror,
/// rearrange, etc). See Quartz Display Services Reference.
fn CGDisplayRegisterReconfigurationCallback(
callback: extern "C" fn(u32, u32, *mut c_void),
user_info: *mut c_void,
) -> CGError;
fn CGDisplayRemoveReconfigurationCallback(
callback: extern "C" fn(u32, u32, *mut c_void),
user_info: *mut c_void,
) -> CGError;
}
#[link(name = "ApplicationServices", kind = "framework")]
extern "C" {
fn AXIsProcessTrusted() -> bool;
}
unsafe fn configure_cf_settings() -> Result<(), MacosCaptureCreationError> {
@@ -848,7 +563,6 @@ unsafe fn configure_cf_settings() -> Result<(), MacosCaptureCreationError> {
let event_source = CGEventSource::new(CGEventSourceStateID::CombinedSessionState)
.map_err(|_| MacosCaptureCreationError::EventSourceCreation)?;
CGEventSourceSetLocalEventsSuppressionInterval(event_source, 0.05);
// FIXME Memory Leak
// This is a private settings that allows the cursor to be hidden while in the background.
// It is used by Barrier and other apps.

View File

@@ -1,13 +1,12 @@
use async_trait::async_trait;
use futures_core::Stream;
use std::{
collections::{HashSet, VecDeque},
collections::VecDeque,
env,
fmt::{self, Display},
io::{self, ErrorKind},
os::fd::{AsFd, RawFd},
pin::Pin,
task::{Context, Poll, ready},
task::{ready, Context, Poll},
};
use tokio::io::unix::AsyncFd;
@@ -45,20 +44,18 @@ use wayland_protocols_wlr::layer_shell::v1::client::{
};
use wayland_client::{
Connection, Dispatch, DispatchError, EventQueue, QueueHandle, WEnum,
backend::{ReadEventsGuard, WaylandError},
delegate_noop,
globals::{Global, GlobalList, GlobalListContents, registry_queue_init},
globals::{registry_queue_init, GlobalListContents},
protocol::{
wl_buffer, wl_compositor,
wl_keyboard::{self, WlKeyboard},
wl_output::{self, WlOutput},
wl_pointer::{self, WlPointer},
wl_region,
wl_registry::{self, WlRegistry},
wl_seat, wl_shm, wl_shm_pool,
wl_region, wl_registry, wl_seat, wl_shm, wl_shm_pool,
wl_surface::WlSurface,
},
Connection, Dispatch, DispatchError, EventQueue, QueueHandle, WEnum,
};
use input_event::{Event, KeyboardEvent, PointerEvent};
@@ -66,8 +63,8 @@ use input_event::{Event, KeyboardEvent, PointerEvent};
use crate::{CaptureError, CaptureEvent};
use super::{
Capture, Position,
error::{LayerShellCaptureCreationError, WaylandBindError},
Capture, CaptureHandle, Position,
};
struct Globals {
@@ -78,56 +75,41 @@ struct Globals {
seat: wl_seat::WlSeat,
shm: wl_shm::WlShm,
layer_shell: ZwlrLayerShellV1,
outputs: Vec<WlOutput>,
xdg_output_manager: ZxdgOutputManagerV1,
}
#[derive(Clone, Debug)]
struct Output {
wl_output: WlOutput,
global: Global,
info: Option<OutputInfo>,
pending_info: OutputInfo,
has_xdg_info: bool,
}
impl Display for Output {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
if let Some(info) = &self.info {
write!(
f,
"{} {}x{} @pos {:?} ({})",
info.name, info.size.0, info.size.1, info.position, info.description
)
} else {
write!(f, "unknown output")
}
}
}
#[derive(Clone, Debug, Default)]
#[derive(Debug, Clone)]
struct OutputInfo {
description: String,
name: String,
position: (i32, i32),
size: (i32, i32),
}
impl OutputInfo {
fn new() -> Self {
Self {
name: "".to_string(),
position: (0, 0),
size: (0, 0),
}
}
}
struct State {
active_positions: HashSet<Position>,
pointer: Option<WlPointer>,
keyboard: Option<WlKeyboard>,
pointer_lock: Option<ZwpLockedPointerV1>,
rel_pointer: Option<ZwpRelativePointerV1>,
shortcut_inhibitor: Option<ZwpKeyboardShortcutsInhibitorV1>,
active_windows: Vec<Arc<Window>>,
focused: Option<Arc<Window>>,
global_list: GlobalList,
globals: Globals,
client_for_window: Vec<(Arc<Window>, CaptureHandle)>,
focused: Option<(Arc<Window>, CaptureHandle)>,
g: Globals,
wayland_fd: RawFd,
read_guard: Option<ReadEventsGuard>,
qh: QueueHandle<Self>,
pending_events: VecDeque<(Position, CaptureEvent)>,
outputs: Vec<Output>,
pending_events: VecDeque<(CaptureHandle, CaptureEvent)>,
output_info: Vec<(WlOutput, OutputInfo)>,
scroll_discrete_pending: bool,
}
@@ -142,7 +124,7 @@ impl AsRawFd for Inner {
}
}
pub struct LayerShellInputCapture(AsyncFd<Inner>);
pub struct WaylandInputCapture(AsyncFd<Inner>);
struct Window {
buffer: wl_buffer::WlBuffer,
@@ -160,7 +142,7 @@ impl Window {
size: (i32, i32),
) -> Window {
log::debug!("creating window output: {output:?}, size: {size:?}");
let g = &state.globals;
let g = &state.g;
let (width, height) = match pos {
Position::Left | Position::Right => (1, size.1 as u32),
@@ -221,36 +203,41 @@ impl Drop for Window {
}
}
fn get_edges(outputs: &[Output], pos: Position) -> Vec<(Output, i32)> {
fn get_edges(outputs: &[(WlOutput, OutputInfo)], pos: Position) -> Vec<(WlOutput, i32)> {
outputs
.iter()
.filter_map(|output| {
output.info.as_ref().map(|info| {
(
output.clone(),
match pos {
Position::Left => info.position.0,
Position::Right => info.position.0 + info.size.0,
Position::Top => info.position.1,
Position::Bottom => info.position.1 + info.size.1,
},
)
})
.map(|(o, i)| {
(
o.clone(),
match pos {
Position::Left => i.position.0,
Position::Right => i.position.0 + i.size.0,
Position::Top => i.position.1,
Position::Bottom => i.position.1 + i.size.1,
},
)
})
.collect()
}
fn get_output_configuration(state: &State, pos: Position) -> Vec<Output> {
fn get_output_configuration(state: &State, pos: Position) -> Vec<(WlOutput, OutputInfo)> {
// get all output edges corresponding to the position
let edges = get_edges(&state.outputs, pos);
let opposite_edges = get_edges(&state.outputs, pos.opposite());
let edges = get_edges(&state.output_info, pos);
log::debug!("edges: {edges:?}");
let opposite_edges = get_edges(&state.output_info, pos.opposite());
// remove those edges that are at the same position
// as an opposite edge of a different output
edges
let outputs: Vec<WlOutput> = edges
.iter()
.filter(|(_, edge)| !opposite_edges.iter().map(|(_, e)| *e).any(|e| &e == edge))
.map(|(o, _)| o.clone())
.collect();
state
.output_info
.iter()
.filter(|(o, _)| outputs.contains(o))
.map(|(o, i)| (o.clone(), i.clone()))
.collect()
}
@@ -269,39 +256,39 @@ fn draw(f: &mut File, (width, height): (u32, u32)) {
}
}
impl LayerShellInputCapture {
impl WaylandInputCapture {
pub fn new() -> std::result::Result<Self, LayerShellCaptureCreationError> {
let conn = Connection::connect_to_env()?;
let (global_list, mut queue) = registry_queue_init::<State>(&conn)?;
let (g, mut queue) = registry_queue_init::<State>(&conn)?;
let qh = queue.handle();
let compositor: wl_compositor::WlCompositor = global_list
let compositor: wl_compositor::WlCompositor = g
.bind(&qh, 4..=5, ())
.map_err(|e| WaylandBindError::new(e, "wl_compositor 4..=5"))?;
let xdg_output_manager: ZxdgOutputManagerV1 = global_list
let xdg_output_manager: ZxdgOutputManagerV1 = g
.bind(&qh, 1..=3, ())
.map_err(|e| WaylandBindError::new(e, "xdg_output_manager 1..=3"))?;
let shm: wl_shm::WlShm = global_list
let shm: wl_shm::WlShm = g
.bind(&qh, 1..=1, ())
.map_err(|e| WaylandBindError::new(e, "wl_shm"))?;
let layer_shell: ZwlrLayerShellV1 = global_list
let layer_shell: ZwlrLayerShellV1 = g
.bind(&qh, 3..=4, ())
.map_err(|e| WaylandBindError::new(e, "wlr_layer_shell 3..=4"))?;
let seat: wl_seat::WlSeat = global_list
let seat: wl_seat::WlSeat = g
.bind(&qh, 7..=8, ())
.map_err(|e| WaylandBindError::new(e, "wl_seat 7..=8"))?;
let pointer_constraints: ZwpPointerConstraintsV1 = global_list
let pointer_constraints: ZwpPointerConstraintsV1 = g
.bind(&qh, 1..=1, ())
.map_err(|e| WaylandBindError::new(e, "zwp_pointer_constraints_v1"))?;
let relative_pointer_manager: ZwpRelativePointerManagerV1 = global_list
let relative_pointer_manager: ZwpRelativePointerManagerV1 = g
.bind(&qh, 1..=1, ())
.map_err(|e| WaylandBindError::new(e, "zwp_relative_pointer_manager_v1"))?;
let shortcut_inhibit_manager: Result<
ZwpKeyboardShortcutsInhibitManagerV1,
WaylandBindError,
> = global_list
> = g
.bind(&qh, 1..=1, ())
.map_err(|e| WaylandBindError::new(e, "zwp_keyboard_shortcuts_inhibit_manager_v1"));
// layer-shell backend still works without this protocol so we make it an optional dependency
@@ -310,42 +297,66 @@ impl LayerShellInputCapture {
to the client");
}
let shortcut_inhibit_manager = shortcut_inhibit_manager.ok();
let outputs = vec![];
let mut state = State {
active_positions: Default::default(),
pointer: None,
keyboard: None,
global_list,
globals: Globals {
compositor,
shm,
layer_shell,
seat,
pointer_constraints,
relative_pointer_manager,
shortcut_inhibit_manager,
xdg_output_manager,
},
pointer_lock: None,
rel_pointer: None,
shortcut_inhibitor: None,
active_windows: Vec::new(),
focused: None,
qh,
wayland_fd: queue.as_fd().as_raw_fd(),
read_guard: None,
pending_events: VecDeque::new(),
outputs: vec![],
scroll_discrete_pending: false,
let g = Globals {
compositor,
shm,
layer_shell,
seat,
pointer_constraints,
relative_pointer_manager,
shortcut_inhibit_manager,
outputs,
xdg_output_manager,
};
for global in state.global_list.contents().clone_list() {
state.register_global(global);
}
// flush outgoing events
queue.flush()?;
let wayland_fd = queue.as_fd().as_raw_fd();
let mut state = State {
pointer: None,
keyboard: None,
g,
pointer_lock: None,
rel_pointer: None,
shortcut_inhibitor: None,
client_for_window: Vec::new(),
focused: None,
qh,
wayland_fd,
read_guard: None,
pending_events: VecDeque::new(),
output_info: vec![],
scroll_discrete_pending: false,
};
// dispatch registry to () again, in order to read all wl_outputs
conn.display().get_registry(&state.qh, ());
log::debug!("==============> requested registry");
// roundtrip to read wl_output globals
queue.roundtrip(&mut state)?;
log::debug!("==============> roundtrip 1 done");
// read outputs
for output in state.g.outputs.iter() {
state
.g
.xdg_output_manager
.get_xdg_output(output, &state.qh, output.clone());
}
// roundtrip to read xdg_output events
queue.roundtrip(&mut state)?;
log::debug!("==============> roundtrip 2 done");
for i in &state.output_info {
log::debug!("{:#?}", i.1);
}
let read_guard = loop {
match queue.prepare_read() {
Some(r) => break r,
@@ -359,71 +370,29 @@ impl LayerShellInputCapture {
let inner = AsyncFd::new(Inner { queue, state })?;
Ok(LayerShellInputCapture(inner))
Ok(WaylandInputCapture(inner))
}
fn add_client(&mut self, pos: Position) {
self.0.get_mut().state.add_client(pos);
fn add_client(&mut self, handle: CaptureHandle, pos: Position) {
self.0.get_mut().state.add_client(handle, pos);
}
fn delete_client(&mut self, pos: Position) {
fn delete_client(&mut self, handle: CaptureHandle) {
let inner = self.0.get_mut();
inner.state.active_positions.remove(&pos);
// remove all windows corresponding to this client
while let Some(i) = inner.state.active_windows.iter().position(|w| w.pos == pos) {
inner.state.active_windows.remove(i);
while let Some(i) = inner
.state
.client_for_window
.iter()
.position(|(_, c)| *c == handle)
{
inner.state.client_for_window.remove(i);
inner.state.focused = None;
}
}
}
impl State {
fn update_output_info(&mut self, name: u32) {
let output = self
.outputs
.iter_mut()
.find(|o| o.global.name == name)
.expect("output not found");
if output.has_xdg_info {
output.info.replace(output.pending_info.clone());
self.update_windows();
}
}
fn register_global(&mut self, global: Global) {
if global.interface.as_str() == "wl_output" {
log::debug!("new output global: wl_output {}", global.name);
let wl_output = self.global_list.registry().bind::<WlOutput, _, _>(
global.name,
4,
&self.qh,
global.name,
);
self.globals
.xdg_output_manager
.get_xdg_output(&wl_output, &self.qh, global.name);
self.outputs.push(Output {
wl_output,
global,
info: None,
has_xdg_info: false,
pending_info: Default::default(),
})
}
}
fn deregister_global(&mut self, name: u32) {
self.outputs.retain(|o| {
if o.global.name == name {
log::debug!("{o} (global {:?}) removed", o.global);
o.wl_output.release();
false
} else {
true
}
});
}
fn grab(
&mut self,
surface: &WlSurface,
@@ -431,7 +400,7 @@ impl State {
serial: u32,
qh: &QueueHandle<State>,
) {
let window = self.focused.as_ref().unwrap();
let (window, _) = self.focused.as_ref().unwrap();
// hide the cursor
pointer.set_cursor(serial, None, 0, 0);
@@ -444,7 +413,7 @@ impl State {
// lock pointer
if self.pointer_lock.is_none() {
self.pointer_lock = Some(self.globals.pointer_constraints.lock_pointer(
self.pointer_lock = Some(self.g.pointer_constraints.lock_pointer(
surface,
pointer,
None,
@@ -456,7 +425,7 @@ impl State {
// request relative input
if self.rel_pointer.is_none() {
self.rel_pointer = Some(self.globals.relative_pointer_manager.get_relative_pointer(
self.rel_pointer = Some(self.g.relative_pointer_manager.get_relative_pointer(
pointer,
qh,
(),
@@ -464,21 +433,17 @@ impl State {
}
// capture modifier keys
if let Some(shortcut_inhibit_manager) = &self.globals.shortcut_inhibit_manager {
if let Some(shortcut_inhibit_manager) = &self.g.shortcut_inhibit_manager {
if self.shortcut_inhibitor.is_none() {
self.shortcut_inhibitor = Some(shortcut_inhibit_manager.inhibit_shortcuts(
surface,
&self.globals.seat,
qh,
(),
));
self.shortcut_inhibitor =
Some(shortcut_inhibit_manager.inhibit_shortcuts(surface, &self.g.seat, qh, ()));
}
}
}
fn ungrab(&mut self) {
// get focused client
let window = match self.focused.as_ref() {
let (window, _client) = match self.focused.as_ref() {
Some(focused) => focused,
None => return,
};
@@ -508,41 +473,27 @@ impl State {
}
}
fn add_client(&mut self, pos: Position) {
self.active_positions.insert(pos);
fn add_client(&mut self, client: CaptureHandle, pos: Position) {
let outputs = get_output_configuration(self, pos);
log::info!(
"adding capture for position {pos} - using outputs: {:?}",
outputs
.iter()
.map(|o| o
.info
.as_ref()
.map(|i| i.name.to_owned())
.unwrap_or("unknown output".to_owned()))
.collect::<Vec<_>>()
);
outputs.iter().for_each(|o| {
if let Some(info) = o.info.as_ref() {
let window = Window::new(self, &self.qh, &o.wl_output, pos, info.size);
let window = Arc::new(window);
self.active_windows.push(window);
}
log::debug!("outputs: {outputs:?}");
outputs.iter().for_each(|(o, i)| {
let window = Window::new(self, &self.qh, o, pos, i.size);
let window = Arc::new(window);
self.client_for_window.push((window, client));
});
}
fn update_windows(&mut self) {
log::info!("active outputs: ");
for output in self.outputs.iter().filter(|o| o.info.is_some()) {
log::info!(" * {output}");
}
self.active_windows.clear();
let active_positions = self.active_positions.iter().cloned().collect::<Vec<_>>();
for pos in active_positions {
self.add_client(pos);
log::debug!("updating windows");
log::debug!("output info: {:?}", self.output_info);
let clients: Vec<_> = self
.client_for_window
.drain(..)
.map(|(w, c)| (c, w.pos))
.collect();
for (client, pos) in clients {
self.add_client(client, pos);
}
}
}
@@ -582,17 +533,17 @@ impl Inner {
match self.queue.dispatch_pending(&mut self.state) {
Ok(_) => {}
Err(DispatchError::Backend(WaylandError::Io(e))) => {
log::error!("Wayland Error: {e}");
log::error!("Wayland Error: {}", e);
}
Err(DispatchError::Backend(e)) => {
panic!("backend error: {e}");
panic!("backend error: {}", e);
}
Err(DispatchError::BadMessage {
sender_id,
interface,
opcode,
}) => {
panic!("bad message {sender_id}, {interface} , {opcode}");
panic!("bad message {}, {} , {}", sender_id, interface, opcode);
}
}
}
@@ -615,15 +566,15 @@ impl Inner {
}
#[async_trait]
impl Capture for LayerShellInputCapture {
async fn create(&mut self, pos: Position) -> Result<(), CaptureError> {
self.add_client(pos);
impl Capture for WaylandInputCapture {
async fn create(&mut self, handle: CaptureHandle, pos: Position) -> Result<(), CaptureError> {
self.add_client(handle, pos);
let inner = self.0.get_mut();
Ok(inner.flush_events()?)
}
async fn destroy(&mut self, pos: Position) -> Result<(), CaptureError> {
self.delete_client(pos);
async fn destroy(&mut self, handle: CaptureHandle) -> Result<(), CaptureError> {
self.delete_client(handle);
let inner = self.0.get_mut();
Ok(inner.flush_events()?)
}
@@ -640,8 +591,8 @@ impl Capture for LayerShellInputCapture {
}
}
impl Stream for LayerShellInputCapture {
type Item = Result<(Position, CaptureEvent), CaptureError>;
impl Stream for WaylandInputCapture {
type Item = Result<(CaptureHandle, CaptureEvent), CaptureError>;
fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Option<Self::Item>> {
if let Some(event) = self.0.get_mut().state.pending_events.pop_front() {
@@ -706,16 +657,10 @@ impl Dispatch<wl_seat::WlSeat, ()> for State {
capabilities: WEnum::Value(capabilities),
} = event
{
if capabilities.contains(wl_seat::Capability::Pointer) {
if let Some(p) = state.pointer.take() {
p.release();
}
if capabilities.contains(wl_seat::Capability::Pointer) && state.pointer.is_none() {
state.pointer.replace(seat.get_pointer(qh, ()));
}
if capabilities.contains(wl_seat::Capability::Keyboard) {
if let Some(k) = state.keyboard.take() {
k.release();
}
if capabilities.contains(wl_seat::Capability::Keyboard) && state.keyboard.is_none() {
seat.get_keyboard(qh, ());
}
}
@@ -740,20 +685,23 @@ impl Dispatch<WlPointer, ()> for State {
} => {
// get client corresponding to the focused surface
{
if let Some(window) = app.active_windows.iter().find(|w| w.surface == surface) {
app.focused = Some(window.clone());
if let Some((window, client)) = app
.client_for_window
.iter()
.find(|(w, _c)| w.surface == surface)
{
app.focused = Some((window.clone(), *client));
app.grab(&surface, pointer, serial, qh);
} else {
return;
}
}
let pos = app
.active_windows
let (_, client) = app
.client_for_window
.iter()
.find(|w| w.surface == surface)
.map(|w| w.pos)
.find(|(w, _c)| w.surface == surface)
.unwrap();
app.pending_events.push_back((pos, CaptureEvent::Begin));
app.pending_events.push_back((*client, CaptureEvent::Begin));
}
wl_pointer::Event::Leave { .. } => {
/* There are rare cases, where when a window is opened in
@@ -774,9 +722,9 @@ impl Dispatch<WlPointer, ()> for State {
button,
state,
} => {
let window = app.focused.as_ref().unwrap();
let (_, client) = app.focused.as_ref().unwrap();
app.pending_events.push_back((
window.pos,
*client,
CaptureEvent::Input(Event::Pointer(PointerEvent::Button {
time,
button,
@@ -785,7 +733,7 @@ impl Dispatch<WlPointer, ()> for State {
));
}
wl_pointer::Event::Axis { time, axis, value } => {
let window = app.focused.as_ref().unwrap();
let (_, client) = app.focused.as_ref().unwrap();
if app.scroll_discrete_pending {
// each axisvalue120 event is coupled with
// a corresponding axis event, which needs to
@@ -793,7 +741,7 @@ impl Dispatch<WlPointer, ()> for State {
app.scroll_discrete_pending = false;
} else {
app.pending_events.push_back((
window.pos,
*client,
CaptureEvent::Input(Event::Pointer(PointerEvent::Axis {
time,
axis: u32::from(axis) as u8,
@@ -803,17 +751,17 @@ impl Dispatch<WlPointer, ()> for State {
}
}
wl_pointer::Event::AxisValue120 { axis, value120 } => {
let window = app.focused.as_ref().unwrap();
let (_, client) = app.focused.as_ref().unwrap();
app.scroll_discrete_pending = true;
app.pending_events.push_back((
window.pos,
*client,
CaptureEvent::Input(Event::Pointer(PointerEvent::AxisDiscrete120 {
axis: u32::from(axis) as u8,
value: value120,
})),
));
}
wl_pointer::Event::Frame => {
wl_pointer::Event::Frame {} => {
// TODO properly handle frame events
// we simply insert a frame event on the client side
// after each event for now
@@ -832,7 +780,10 @@ impl Dispatch<WlKeyboard, ()> for State {
_: &Connection,
_: &QueueHandle<Self>,
) {
let window = &app.focused;
let (_window, client) = match &app.focused {
Some(focused) => (Some(&focused.0), Some(&focused.1)),
None => (None, None),
};
match event {
wl_keyboard::Event::Key {
serial: _,
@@ -840,9 +791,9 @@ impl Dispatch<WlKeyboard, ()> for State {
key,
state,
} => {
if let Some(window) = window {
if let Some(client) = client {
app.pending_events.push_back((
window.pos,
*client,
CaptureEvent::Input(Event::Keyboard(KeyboardEvent::Key {
time,
key,
@@ -858,9 +809,9 @@ impl Dispatch<WlKeyboard, ()> for State {
mods_locked,
group,
} => {
if let Some(window) = window {
if let Some(client) = client {
app.pending_events.push_back((
window.pos,
*client,
CaptureEvent::Input(Event::Keyboard(KeyboardEvent::Modifiers {
depressed: mods_depressed,
latched: mods_latched,
@@ -892,10 +843,10 @@ impl Dispatch<ZwpRelativePointerV1, ()> for State {
..
} = event
{
if let Some(window) = &app.focused {
let time = ((((utime_hi as u64) << 32) | utime_lo as u64) / 1000) as u32;
if let Some((_window, client)) = &app.focused {
let time = (((utime_hi as u64) << 32 | utime_lo as u64) / 1000) as u32;
app.pending_events.push_back((
window.pos,
*client,
CaptureEvent::Input(Event::Pointer(PointerEvent::Motion { time, dx, dy })),
));
}
@@ -913,10 +864,10 @@ impl Dispatch<ZwlrLayerSurfaceV1, ()> for State {
_: &QueueHandle<Self>,
) {
if let zwlr_layer_surface_v1::Event::Configure { serial, .. } = event {
if let Some(window) = app
.active_windows
if let Some((window, _client)) = app
.client_for_window
.iter()
.find(|w| &w.layer_surface == layer_surface)
.find(|(w, _c)| &w.layer_surface == layer_surface)
{
// client corresponding to the layer_surface
let surface = &window.surface;
@@ -930,89 +881,94 @@ impl Dispatch<ZwlrLayerSurfaceV1, ()> for State {
}
// delegate wl_registry events to App itself
impl Dispatch<WlRegistry, GlobalListContents> for State {
impl Dispatch<wl_registry::WlRegistry, GlobalListContents> for State {
fn event(
state: &mut Self,
_registry: &WlRegistry,
event: <WlRegistry as wayland_client::Proxy>::Event,
_state: &mut Self,
_proxy: &wl_registry::WlRegistry,
_event: <wl_registry::WlRegistry as wayland_client::Proxy>::Event,
_data: &GlobalListContents,
_conn: &Connection,
_qh: &QueueHandle<Self>,
_qhandle: &QueueHandle<Self>,
) {
}
}
impl Dispatch<wl_registry::WlRegistry, ()> for State {
fn event(
state: &mut Self,
registry: &wl_registry::WlRegistry,
event: <wl_registry::WlRegistry as wayland_client::Proxy>::Event,
_: &(),
_: &Connection,
qh: &QueueHandle<Self>,
) {
match event {
wl_registry::Event::Global {
name,
interface,
version,
version: _,
} => {
state.register_global(Global {
name,
interface,
version,
});
}
wl_registry::Event::GlobalRemove { name } => {
state.deregister_global(name);
if interface.as_str() == "wl_output" {
log::debug!("wl_output global");
state
.g
.outputs
.push(registry.bind::<WlOutput, _, _>(name, 4, qh, ()))
}
}
wl_registry::Event::GlobalRemove { .. } => {}
_ => {}
}
}
}
impl Dispatch<ZxdgOutputV1, u32> for State {
impl Dispatch<ZxdgOutputV1, WlOutput> for State {
fn event(
state: &mut Self,
_: &ZxdgOutputV1,
event: <ZxdgOutputV1 as wayland_client::Proxy>::Event,
name: &u32,
wl_output: &WlOutput,
_: &Connection,
_: &QueueHandle<Self>,
) {
let output = state
.outputs
.iter_mut()
.find(|o| o.global.name == *name)
.expect("output");
log::debug!("xdg-output - {event:?}");
let output_info = match state.output_info.iter_mut().find(|(o, _)| o == wl_output) {
Some((_, c)) => c,
None => {
let output_info = OutputInfo::new();
state.output_info.push((wl_output.clone(), output_info));
&mut state.output_info.last_mut().unwrap().1
}
};
log::debug!("xdg_output {name} - {event:?}");
match event {
zxdg_output_v1::Event::LogicalPosition { x, y } => {
output.pending_info.position = (x, y);
output.has_xdg_info = true;
output_info.position = (x, y);
}
zxdg_output_v1::Event::LogicalSize { width, height } => {
output.pending_info.size = (width, height);
output.has_xdg_info = true;
}
zxdg_output_v1::Event::Done => {
log::warn!("Use of deprecated xdg-output event \"done\"");
state.update_output_info(*name);
output_info.size = (width, height);
}
zxdg_output_v1::Event::Done => {}
zxdg_output_v1::Event::Name { name } => {
output.pending_info.name = name;
output.has_xdg_info = true;
output_info.name = name;
}
zxdg_output_v1::Event::Description { description } => {
output.pending_info.description = description;
output.has_xdg_info = true;
}
_ => todo!(),
zxdg_output_v1::Event::Description { .. } => {}
_ => {}
}
}
}
impl Dispatch<WlOutput, u32> for State {
impl Dispatch<WlOutput, ()> for State {
fn event(
state: &mut Self,
_wl_output: &WlOutput,
_proxy: &WlOutput,
event: <WlOutput as wayland_client::Proxy>::Event,
name: &u32,
_data: &(),
_conn: &Connection,
_qhandle: &QueueHandle<Self>,
) {
log::debug!("wl_output {name} - {event:?}");
if let wl_output::Event::Done = event {
state.update_output_info(*name);
state.update_windows();
}
}
}

View File

@@ -1,36 +1,94 @@
use async_trait::async_trait;
use core::task::{Context, Poll};
use event_thread::EventThread;
use futures::Stream;
use std::pin::Pin;
use once_cell::unsync::Lazy;
use std::collections::HashMap;
use std::ptr::{addr_of, addr_of_mut};
use futures::executor::block_on;
use std::default::Default;
use std::sync::atomic::{AtomicU32, Ordering};
use std::sync::{mpsc, Mutex};
use std::task::ready;
use tokio::sync::mpsc::{Receiver, channel};
use std::{pin::Pin, thread};
use tokio::sync::mpsc::{channel, Receiver, Sender};
use windows::core::{w, PCWSTR};
use windows::Win32::Foundation::{FALSE, HINSTANCE, HWND, LPARAM, LRESULT, RECT, WPARAM};
use windows::Win32::Graphics::Gdi::{
EnumDisplayDevicesW, EnumDisplaySettingsW, DEVMODEW, DISPLAY_DEVICEW,
DISPLAY_DEVICE_ATTACHED_TO_DESKTOP, ENUM_CURRENT_SETTINGS,
};
use windows::Win32::System::LibraryLoader::GetModuleHandleW;
use windows::Win32::System::Threading::GetCurrentThreadId;
use super::{Capture, CaptureError, CaptureEvent, Position};
use windows::Win32::UI::WindowsAndMessaging::{
CallNextHookEx, CreateWindowExW, DispatchMessageW, GetMessageW, PostThreadMessageW,
RegisterClassW, SetWindowsHookExW, TranslateMessage, EDD_GET_DEVICE_INTERFACE_NAME, HHOOK,
HMENU, HOOKPROC, KBDLLHOOKSTRUCT, LLKHF_EXTENDED, MSG, MSLLHOOKSTRUCT, WH_KEYBOARD_LL,
WH_MOUSE_LL, WINDOW_STYLE, WM_DISPLAYCHANGE, WM_KEYDOWN, WM_KEYUP, WM_LBUTTONDOWN,
WM_LBUTTONUP, WM_MBUTTONDOWN, WM_MBUTTONUP, WM_MOUSEMOVE, WM_MOUSEWHEEL, WM_RBUTTONDOWN,
WM_RBUTTONUP, WM_SYSKEYDOWN, WM_SYSKEYUP, WM_USER, WM_XBUTTONDOWN, WM_XBUTTONUP, WNDCLASSW,
WNDPROC,
};
mod display_util;
mod event_thread;
use input_event::{
scancode::{self, Linux},
Event, KeyboardEvent, PointerEvent, BTN_BACK, BTN_FORWARD, BTN_LEFT, BTN_MIDDLE, BTN_RIGHT,
};
use super::{Capture, CaptureError, CaptureEvent, CaptureHandle, Position};
enum Request {
Create(CaptureHandle, Position),
Destroy(CaptureHandle),
}
pub struct WindowsInputCapture {
event_rx: Receiver<(Position, CaptureEvent)>,
event_thread: EventThread,
event_rx: Receiver<(CaptureHandle, CaptureEvent)>,
msg_thread: Option<std::thread::JoinHandle<()>>,
}
enum EventType {
Request = 0,
Release = 1,
Exit = 2,
}
unsafe fn signal_message_thread(event_type: EventType) {
if let Some(event_tid) = get_event_tid() {
PostThreadMessageW(event_tid, WM_USER, WPARAM(event_type as usize), LPARAM(0)).unwrap();
} else {
panic!();
}
}
#[async_trait]
impl Capture for WindowsInputCapture {
async fn create(&mut self, pos: Position) -> Result<(), CaptureError> {
self.event_thread.create(pos);
async fn create(&mut self, handle: CaptureHandle, pos: Position) -> Result<(), CaptureError> {
unsafe {
{
let mut requests = REQUEST_BUFFER.lock().unwrap();
requests.push(Request::Create(handle, pos));
}
signal_message_thread(EventType::Request);
}
Ok(())
}
async fn destroy(&mut self, pos: Position) -> Result<(), CaptureError> {
self.event_thread.destroy(pos);
async fn destroy(&mut self, handle: CaptureHandle) -> Result<(), CaptureError> {
unsafe {
{
let mut requests = REQUEST_BUFFER.lock().unwrap();
requests.push(Request::Destroy(handle));
}
signal_message_thread(EventType::Request);
}
Ok(())
}
async fn release(&mut self) -> Result<(), CaptureError> {
self.event_thread.release_capture();
unsafe { signal_message_thread(EventType::Release) };
Ok(())
}
@@ -39,19 +97,524 @@ impl Capture for WindowsInputCapture {
}
}
static mut REQUEST_BUFFER: Mutex<Vec<Request>> = Mutex::new(Vec::new());
static mut ACTIVE_CLIENT: Option<CaptureHandle> = None;
static mut CLIENT_FOR_POS: Lazy<HashMap<Position, CaptureHandle>> = Lazy::new(HashMap::new);
static mut EVENT_TX: Option<Sender<(CaptureHandle, CaptureEvent)>> = None;
static mut EVENT_THREAD_ID: AtomicU32 = AtomicU32::new(0);
unsafe fn set_event_tid(tid: u32) {
EVENT_THREAD_ID.store(tid, Ordering::SeqCst);
}
unsafe fn get_event_tid() -> Option<u32> {
match EVENT_THREAD_ID.load(Ordering::SeqCst) {
0 => None,
id => Some(id),
}
}
static mut ENTRY_POINT: (i32, i32) = (0, 0);
fn to_mouse_event(wparam: WPARAM, lparam: LPARAM) -> Option<PointerEvent> {
let mouse_low_level: MSLLHOOKSTRUCT = unsafe { *(lparam.0 as *const MSLLHOOKSTRUCT) };
match wparam {
WPARAM(p) if p == WM_LBUTTONDOWN as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_LEFT,
state: 1,
}),
WPARAM(p) if p == WM_MBUTTONDOWN as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_MIDDLE,
state: 1,
}),
WPARAM(p) if p == WM_RBUTTONDOWN as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_RIGHT,
state: 1,
}),
WPARAM(p) if p == WM_LBUTTONUP as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_LEFT,
state: 0,
}),
WPARAM(p) if p == WM_MBUTTONUP as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_MIDDLE,
state: 0,
}),
WPARAM(p) if p == WM_RBUTTONUP as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_RIGHT,
state: 0,
}),
WPARAM(p) if p == WM_MOUSEMOVE as usize => unsafe {
let (x, y) = (mouse_low_level.pt.x, mouse_low_level.pt.y);
let (ex, ey) = ENTRY_POINT;
let (dx, dy) = (x - ex, y - ey);
let (dx, dy) = (dx as f64, dy as f64);
Some(PointerEvent::Motion { time: 0, dx, dy })
},
WPARAM(p) if p == WM_MOUSEWHEEL as usize => Some(PointerEvent::AxisDiscrete120 {
axis: 0,
value: -(mouse_low_level.mouseData as i32 >> 16),
}),
WPARAM(p) if p == WM_XBUTTONDOWN as usize || p == WM_XBUTTONUP as usize => {
let hb = mouse_low_level.mouseData >> 16;
let button = match hb {
1 => BTN_BACK,
2 => BTN_FORWARD,
_ => {
log::warn!("unknown mouse button");
return None;
}
};
Some(PointerEvent::Button {
time: 0,
button,
state: if p == WM_XBUTTONDOWN as usize { 1 } else { 0 },
})
}
w => {
log::warn!("unknown mouse event: {w:?}");
None
}
}
}
unsafe fn to_key_event(wparam: WPARAM, lparam: LPARAM) -> Option<KeyboardEvent> {
let kybrdllhookstruct: KBDLLHOOKSTRUCT = *(lparam.0 as *const KBDLLHOOKSTRUCT);
let mut scan_code = kybrdllhookstruct.scanCode;
log::trace!("scan_code: {scan_code}");
if kybrdllhookstruct.flags.contains(LLKHF_EXTENDED) {
scan_code |= 0xE000;
}
let Ok(win_scan_code) = scancode::Windows::try_from(scan_code) else {
log::warn!("failed to translate to windows scancode: {scan_code}");
return None;
};
log::trace!("windows_scan: {win_scan_code:?}");
let Ok(linux_scan_code): Result<Linux, ()> = win_scan_code.try_into() else {
log::warn!("failed to translate into linux scancode: {win_scan_code:?}");
return None;
};
log::trace!("windows_scan: {linux_scan_code:?}");
let scan_code = linux_scan_code as u32;
match wparam {
WPARAM(p) if p == WM_KEYDOWN as usize => Some(KeyboardEvent::Key {
time: 0,
key: scan_code,
state: 1,
}),
WPARAM(p) if p == WM_KEYUP as usize => Some(KeyboardEvent::Key {
time: 0,
key: scan_code,
state: 0,
}),
WPARAM(p) if p == WM_SYSKEYDOWN as usize => Some(KeyboardEvent::Key {
time: 0,
key: scan_code,
state: 1,
}),
WPARAM(p) if p == WM_SYSKEYUP as usize => Some(KeyboardEvent::Key {
time: 0,
key: scan_code,
state: 1,
}),
_ => None,
}
}
///
/// clamp point to display bounds
///
/// # Arguments
///
/// * `prev_point`: coordinates, the cursor was before entering, within bounds of a display
/// * `entry_point`: point to clamp
///
/// returns: (i32, i32), the corrected entry point
///
fn clamp_to_display_bounds(prev_point: (i32, i32), point: (i32, i32)) -> (i32, i32) {
/* find display where movement came from */
let display_regions = unsafe { get_display_regions() };
let display = display_regions
.iter()
.find(|&d| is_within_dp_region(prev_point, d))
.unwrap();
/* clamp to bounds (inclusive) */
let (x, y) = point;
let (min_x, max_x) = (display.left, display.right - 1);
let (min_y, max_y) = (display.top, display.bottom - 1);
(x.clamp(min_x, max_x), y.clamp(min_y, max_y))
}
unsafe fn send_blocking(event: CaptureEvent) {
if let Some(active) = ACTIVE_CLIENT {
block_on(async move {
let _ = EVENT_TX.as_ref().unwrap().send((active, event)).await;
});
}
}
unsafe fn check_client_activation(wparam: WPARAM, lparam: LPARAM) -> bool {
if wparam.0 != WM_MOUSEMOVE as usize {
return ACTIVE_CLIENT.is_some();
}
let mouse_low_level: MSLLHOOKSTRUCT = *(lparam.0 as *const MSLLHOOKSTRUCT);
static mut PREV_POS: Option<(i32, i32)> = None;
let curr_pos = (mouse_low_level.pt.x, mouse_low_level.pt.y);
let prev_pos = PREV_POS.unwrap_or(curr_pos);
PREV_POS.replace(curr_pos);
/* next event is the first actual event */
let ret = ACTIVE_CLIENT.is_some();
/* client already active, no need to check */
if ACTIVE_CLIENT.is_some() {
return ret;
}
/* check if a client was activated */
let Some(pos) = entered_barrier(prev_pos, curr_pos, get_display_regions()) else {
return ret;
};
/* check if a client is registered for the barrier */
let Some(client) = CLIENT_FOR_POS.get(&pos) else {
return ret;
};
/* update active client and entry point */
ACTIVE_CLIENT.replace(*client);
ENTRY_POINT = clamp_to_display_bounds(prev_pos, curr_pos);
/* notify main thread */
log::debug!("ENTERED @ {prev_pos:?} -> {curr_pos:?}");
send_blocking(CaptureEvent::Begin);
ret
}
unsafe extern "system" fn mouse_proc(ncode: i32, wparam: WPARAM, lparam: LPARAM) -> LRESULT {
let active = check_client_activation(wparam, lparam);
/* no client was active */
if !active {
return CallNextHookEx(HHOOK::default(), ncode, wparam, lparam);
}
/* get active client if any */
let Some(client) = ACTIVE_CLIENT else {
return LRESULT(1);
};
/* convert to lan-mouse event */
let Some(pointer_event) = to_mouse_event(wparam, lparam) else {
return LRESULT(1);
};
let event = (client, CaptureEvent::Input(Event::Pointer(pointer_event)));
/* notify mainthread (drop events if sending too fast) */
if let Err(e) = EVENT_TX.as_ref().unwrap().try_send(event) {
log::warn!("e: {e}");
}
/* don't pass event to applications */
LRESULT(1)
}
unsafe extern "system" fn kybrd_proc(ncode: i32, wparam: WPARAM, lparam: LPARAM) -> LRESULT {
/* get active client if any */
let Some(client) = ACTIVE_CLIENT else {
return CallNextHookEx(HHOOK::default(), ncode, wparam, lparam);
};
/* convert to key event */
let Some(key_event) = to_key_event(wparam, lparam) else {
return LRESULT(1);
};
let event = (client, CaptureEvent::Input(Event::Keyboard(key_event)));
if let Err(e) = EVENT_TX.as_ref().unwrap().try_send(event) {
log::warn!("e: {e}");
}
/* don't pass event to applications */
LRESULT(1)
}
unsafe extern "system" fn window_proc(
_hwnd: HWND,
uint: u32,
_wparam: WPARAM,
_lparam: LPARAM,
) -> LRESULT {
match uint {
x if x == WM_DISPLAYCHANGE => {
log::debug!("display resolution changed");
DISPLAY_RESOLUTION_CHANGED = true;
}
_ => {}
}
LRESULT(1)
}
fn enumerate_displays() -> Vec<RECT> {
unsafe {
let mut display_rects = vec![];
let mut devices = vec![];
for i in 0.. {
let mut device: DISPLAY_DEVICEW = std::mem::zeroed();
device.cb = std::mem::size_of::<DISPLAY_DEVICEW>() as u32;
let ret = EnumDisplayDevicesW(None, i, &mut device, EDD_GET_DEVICE_INTERFACE_NAME);
if ret == FALSE {
break;
}
if device.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP != 0 {
devices.push(device.DeviceName);
}
}
for device in devices {
let mut dev_mode: DEVMODEW = std::mem::zeroed();
dev_mode.dmSize = std::mem::size_of::<DEVMODEW>() as u16;
let ret = EnumDisplaySettingsW(
PCWSTR::from_raw(&device as *const _),
ENUM_CURRENT_SETTINGS,
&mut dev_mode,
);
if ret == FALSE {
log::warn!("no display mode");
}
let pos = dev_mode.Anonymous1.Anonymous2.dmPosition;
let (x, y) = (pos.x, pos.y);
let (width, height) = (dev_mode.dmPelsWidth, dev_mode.dmPelsHeight);
display_rects.push(RECT {
left: x,
right: x + width as i32,
top: y,
bottom: y + height as i32,
});
}
display_rects
}
}
static mut DISPLAY_RESOLUTION_CHANGED: bool = true;
unsafe fn get_display_regions() -> &'static Vec<RECT> {
static mut DISPLAYS: Vec<RECT> = vec![];
if DISPLAY_RESOLUTION_CHANGED {
DISPLAYS = enumerate_displays();
DISPLAY_RESOLUTION_CHANGED = false;
log::debug!("displays: {DISPLAYS:?}");
}
&*addr_of!(DISPLAYS)
}
fn is_within_dp_region(point: (i32, i32), display: &RECT) -> bool {
[
Position::Left,
Position::Right,
Position::Top,
Position::Bottom,
]
.iter()
.all(|&pos| is_within_dp_boundary(point, display, pos))
}
fn is_within_dp_boundary(point: (i32, i32), display: &RECT, pos: Position) -> bool {
let (x, y) = point;
match pos {
Position::Left => display.left <= x,
Position::Right => display.right > x,
Position::Top => display.top <= y,
Position::Bottom => display.bottom > y,
}
}
/// returns whether the given position is within the display bounds with respect to the given
/// barrier position
///
/// # Arguments
///
/// * `x`:
/// * `y`:
/// * `displays`:
/// * `pos`:
///
/// returns: bool
///
fn in_bounds(point: (i32, i32), displays: &[RECT], pos: Position) -> bool {
displays
.iter()
.any(|d| is_within_dp_boundary(point, d, pos))
}
fn in_display_region(point: (i32, i32), displays: &[RECT]) -> bool {
displays.iter().any(|d| is_within_dp_region(point, d))
}
fn moved_across_boundary(
prev_pos: (i32, i32),
curr_pos: (i32, i32),
displays: &[RECT],
pos: Position,
) -> bool {
/* was within bounds, but is not anymore */
in_display_region(prev_pos, displays) && !in_bounds(curr_pos, displays, pos)
}
fn entered_barrier(
prev_pos: (i32, i32),
curr_pos: (i32, i32),
displays: &[RECT],
) -> Option<Position> {
[
Position::Left,
Position::Right,
Position::Top,
Position::Bottom,
]
.into_iter()
.find(|&pos| moved_across_boundary(prev_pos, curr_pos, displays, pos))
}
fn get_msg() -> Option<MSG> {
unsafe {
let mut msg = std::mem::zeroed();
let ret = GetMessageW(addr_of_mut!(msg), HWND::default(), 0, 0);
match ret.0 {
0 => None,
x if x > 0 => Some(msg),
_ => panic!("error in GetMessageW"),
}
}
}
fn message_thread(ready_tx: mpsc::Sender<()>) {
unsafe {
set_event_tid(GetCurrentThreadId());
ready_tx.send(()).expect("channel closed");
let mouse_proc: HOOKPROC = Some(mouse_proc);
let kybrd_proc: HOOKPROC = Some(kybrd_proc);
let window_proc: WNDPROC = Some(window_proc);
/* register hooks */
let _ = SetWindowsHookExW(WH_MOUSE_LL, mouse_proc, HINSTANCE::default(), 0).unwrap();
let _ = SetWindowsHookExW(WH_KEYBOARD_LL, kybrd_proc, HINSTANCE::default(), 0).unwrap();
let instance = GetModuleHandleW(None).unwrap();
let window_class: WNDCLASSW = WNDCLASSW {
lpfnWndProc: window_proc,
hInstance: instance.into(),
lpszClassName: w!("lan-mouse-message-window-class"),
..Default::default()
};
let ret = RegisterClassW(&window_class);
if ret == 0 {
panic!("RegisterClassW");
}
/* window is used ro receive WM_DISPLAYCHANGE messages */
CreateWindowExW(
Default::default(),
w!("lan-mouse-message-window-class"),
w!("lan-mouse-msg-window"),
WINDOW_STYLE::default(),
0,
0,
0,
0,
HWND::default(),
HMENU::default(),
instance,
None,
)
.expect("CreateWindowExW");
/* run message loop */
loop {
// mouse / keybrd proc do not actually return a message
let Some(msg) = get_msg() else {
break;
};
if msg.hwnd.0.is_null() {
/* messages sent via PostThreadMessage */
match msg.wParam.0 {
x if x == EventType::Exit as usize => break,
x if x == EventType::Release as usize => {
ACTIVE_CLIENT.take();
}
x if x == EventType::Request as usize => {
let requests = {
let mut res = vec![];
let mut requests = REQUEST_BUFFER.lock().unwrap();
for request in requests.drain(..) {
res.push(request);
}
res
};
for request in requests {
update_clients(request)
}
}
_ => {}
}
} else {
/* other messages for window_procs */
let _ = TranslateMessage(&msg);
DispatchMessageW(&msg);
}
}
}
}
fn update_clients(request: Request) {
match request {
Request::Create(handle, pos) => {
unsafe { CLIENT_FOR_POS.insert(pos, handle) };
}
Request::Destroy(handle) => unsafe {
for pos in [
Position::Left,
Position::Right,
Position::Top,
Position::Bottom,
] {
if ACTIVE_CLIENT == Some(handle) {
ACTIVE_CLIENT.take();
}
if CLIENT_FOR_POS.get(&pos).copied() == Some(handle) {
CLIENT_FOR_POS.remove(&pos);
}
}
},
}
}
impl WindowsInputCapture {
pub(crate) fn new() -> Self {
let (event_tx, event_rx) = channel(10);
let event_thread = EventThread::new(event_tx);
Self {
event_thread,
event_rx,
unsafe {
let (tx, rx) = channel(10);
EVENT_TX.replace(tx);
let (ready_tx, ready_rx) = mpsc::channel();
let msg_thread = Some(thread::spawn(|| message_thread(ready_tx)));
/* wait for thread to set its id */
ready_rx.recv().expect("channel closed");
Self {
msg_thread,
event_rx: rx,
}
}
}
}
impl Stream for WindowsInputCapture {
type Item = Result<(Position, CaptureEvent), CaptureError>;
type Item = Result<(CaptureHandle, CaptureEvent), CaptureError>;
fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Option<Self::Item>> {
match ready!(self.event_rx.poll_recv(cx)) {
None => Poll::Ready(None),
@@ -59,3 +622,10 @@ impl Stream for WindowsInputCapture {
}
}
}
impl Drop for WindowsInputCapture {
fn drop(&mut self) {
unsafe { signal_message_thread(EventType::Exit) };
let _ = self.msg_thread.take().unwrap().join();
}
}

View File

@@ -1,99 +0,0 @@
use windows::Win32::Foundation::RECT;
use crate::Position;
fn is_within_dp_region(point: (i32, i32), display: &RECT) -> bool {
[
Position::Left,
Position::Right,
Position::Top,
Position::Bottom,
]
.iter()
.all(|&pos| is_within_dp_boundary(point, display, pos))
}
fn is_within_dp_boundary(point: (i32, i32), display: &RECT, pos: Position) -> bool {
let (x, y) = point;
match pos {
Position::Left => display.left <= x,
Position::Right => display.right > x,
Position::Top => display.top <= y,
Position::Bottom => display.bottom > y,
}
}
/// returns whether the given position is within the display bounds with respect to the given
/// barrier position
///
/// # Arguments
///
/// * `x`:
/// * `y`:
/// * `displays`:
/// * `pos`:
///
/// returns: bool
///
fn in_bounds(point: (i32, i32), displays: &[RECT], pos: Position) -> bool {
displays
.iter()
.any(|d| is_within_dp_boundary(point, d, pos))
}
fn in_display_region(point: (i32, i32), displays: &[RECT]) -> bool {
displays.iter().any(|d| is_within_dp_region(point, d))
}
fn moved_across_boundary(
prev_pos: (i32, i32),
curr_pos: (i32, i32),
displays: &[RECT],
pos: Position,
) -> bool {
/* was within bounds, but is not anymore */
in_display_region(prev_pos, displays) && !in_bounds(curr_pos, displays, pos)
}
pub(crate) fn entered_barrier(
prev_pos: (i32, i32),
curr_pos: (i32, i32),
displays: &[RECT],
) -> Option<Position> {
[
Position::Left,
Position::Right,
Position::Top,
Position::Bottom,
]
.into_iter()
.find(|&pos| moved_across_boundary(prev_pos, curr_pos, displays, pos))
}
///
/// clamp point to display bounds
///
/// # Arguments
///
/// * `prev_point`: coordinates, the cursor was before entering, within bounds of a display
/// * `entry_point`: point to clamp
///
/// returns: (i32, i32), the corrected entry point
///
pub(crate) fn clamp_to_display_bounds(
display_regions: &[RECT],
prev_point: (i32, i32),
point: (i32, i32),
) -> (i32, i32) {
/* find display where movement came from */
let display = display_regions
.iter()
.find(|&d| is_within_dp_region(prev_point, d))
.unwrap();
/* clamp to bounds (inclusive) */
let (x, y) = point;
let (min_x, max_x) = (display.left, display.right - 1);
let (min_y, max_y) = (display.top, display.bottom - 1);
(x.clamp(min_x, max_x), y.clamp(min_y, max_y))
}

View File

@@ -1,552 +0,0 @@
use std::cell::{Cell, RefCell};
use std::collections::HashSet;
use std::ptr::addr_of_mut;
use std::default::Default;
use std::sync::atomic::{AtomicBool, AtomicI32, Ordering};
use std::sync::{Arc, Condvar, Mutex};
use std::thread;
use tokio::sync::mpsc::Sender;
use tokio::sync::mpsc::error::TrySendError;
use windows::Win32::Foundation::{FALSE, HWND, LPARAM, LRESULT, RECT, WPARAM};
use windows::Win32::Graphics::Gdi::{
DEVMODEW, DISPLAY_DEVICE_ATTACHED_TO_DESKTOP, DISPLAY_DEVICEW, ENUM_CURRENT_SETTINGS,
EnumDisplayDevicesW, EnumDisplaySettingsW,
};
use windows::Win32::System::LibraryLoader::GetModuleHandleW;
use windows::Win32::System::Threading::GetCurrentThreadId;
use windows::core::{PCWSTR, w};
use windows::Win32::UI::WindowsAndMessaging::{
CallNextHookEx, CreateWindowExW, DispatchMessageW, EDD_GET_DEVICE_INTERFACE_NAME, GetMessageW,
HOOKPROC, KBDLLHOOKSTRUCT, LLKHF_EXTENDED, MSG, MSLLHOOKSTRUCT, PostThreadMessageW,
RegisterClassW, SetWindowsHookExW, TranslateMessage, WH_KEYBOARD_LL, WH_MOUSE_LL, WINDOW_STYLE,
WM_DISPLAYCHANGE, WM_KEYDOWN, WM_KEYUP, WM_LBUTTONDOWN, WM_LBUTTONUP, WM_MBUTTONDOWN,
WM_MBUTTONUP, WM_MOUSEHWHEEL, WM_MOUSEMOVE, WM_MOUSEWHEEL, WM_RBUTTONDOWN, WM_RBUTTONUP,
WM_SYSKEYDOWN, WM_SYSKEYUP, WM_USER, WM_XBUTTONDOWN, WM_XBUTTONUP, WNDCLASSW, WNDPROC,
};
use input_event::{
BTN_BACK, BTN_FORWARD, BTN_LEFT, BTN_MIDDLE, BTN_RIGHT, Event, KeyboardEvent, PointerEvent,
scancode::{self, Linux},
};
use super::{CaptureEvent, Position, display_util};
pub(crate) struct EventThread {
request_buffer: Arc<Mutex<Vec<ClientUpdate>>>,
thread: Option<thread::JoinHandle<()>>,
thread_id: u32,
}
impl EventThread {
pub(crate) fn new(event_tx: Sender<(Position, CaptureEvent)>) -> Self {
let request_buffer = Default::default();
let (thread, thread_id) = start(event_tx, Arc::clone(&request_buffer));
Self {
request_buffer,
thread: Some(thread),
thread_id,
}
}
pub(crate) fn release_capture(&self) {
self.signal(RequestType::Release);
}
pub(crate) fn create(&self, pos: Position) {
self.client_update(ClientUpdate::Create(pos));
}
pub(crate) fn destroy(&self, pos: Position) {
self.client_update(ClientUpdate::Destroy(pos));
}
fn exit(&self) {
self.signal(RequestType::Exit);
}
fn client_update(&self, request: ClientUpdate) {
{
let mut requests = self.request_buffer.lock().unwrap();
requests.push(request);
}
self.signal(RequestType::ClientUpdate);
}
fn signal(&self, event_type: RequestType) {
let id = self.thread_id;
unsafe { PostThreadMessageW(id, WM_USER, WPARAM(event_type as usize), LPARAM(0)).unwrap() };
}
}
impl Drop for EventThread {
fn drop(&mut self) {
self.exit();
let _ = self.thread.take().expect("thread").join();
}
}
enum RequestType {
ClientUpdate = 0,
Release = 1,
Exit = 2,
}
enum ClientUpdate {
Create(Position),
Destroy(Position),
}
fn blocking_send_event(pos: Position, event: CaptureEvent) {
EVENT_TX.with_borrow_mut(|tx| tx.as_mut().unwrap().blocking_send((pos, event)).unwrap())
}
fn try_send_event(
pos: Position,
event: CaptureEvent,
) -> Result<(), TrySendError<(Position, CaptureEvent)>> {
EVENT_TX.with_borrow_mut(|tx| tx.as_mut().unwrap().try_send((pos, event)))
}
thread_local! {
/// all configured clients
static CLIENTS: RefCell<HashSet<Position>> = RefCell::new(HashSet::new());
/// currently active client
static ACTIVE_CLIENT: Cell<Option<Position>> = const { Cell::new(None) };
/// input event channel
static EVENT_TX: RefCell<Option<Sender<(Position, CaptureEvent)>>> = const { RefCell::new(None) };
/// position of barrier entry
static ENTRY_POINT: Cell<(i32, i32)> = const { Cell::new((0, 0)) };
/// previous mouse position
static PREV_POS: Cell<Option<(i32, i32)>> = const { Cell::new(None) };
/// displays and generation counter
static DISPLAYS: RefCell<(Vec<RECT>, i32)> = const { RefCell::new((Vec::new(), 0)) };
}
fn get_msg() -> Option<MSG> {
unsafe {
let mut msg = std::mem::zeroed();
let ret = GetMessageW(addr_of_mut!(msg), None, 0, 0);
match ret.0 {
0 => None,
x if x > 0 => Some(msg),
_ => panic!("error in GetMessageW"),
}
}
}
fn start(
event_tx: Sender<(Position, CaptureEvent)>,
request_buffer: Arc<Mutex<Vec<ClientUpdate>>>,
) -> (thread::JoinHandle<()>, u32) {
/* condition variable to wait for thead id */
let thread_id = Arc::new((Condvar::new(), Mutex::new(None)));
let thread_id_ = Arc::clone(&thread_id);
let msg_thread = thread::spawn(|| start_routine(thread_id_, event_tx, request_buffer));
/* wait for thread to set its id */
let (cond, thread_id) = &*thread_id;
let mut thread_id = thread_id.lock().unwrap();
while (*thread_id).is_none() {
thread_id = cond.wait(thread_id).expect("channel closed");
}
(msg_thread, thread_id.expect("thread id"))
}
fn start_routine(
ready: Arc<(Condvar, Mutex<Option<u32>>)>,
event_tx: Sender<(Position, CaptureEvent)>,
request_buffer: Arc<Mutex<Vec<ClientUpdate>>>,
) {
EVENT_TX.replace(Some(event_tx));
/* communicate thread id */
{
let (cnd, mtx) = &*ready;
let mut ready = mtx.lock().unwrap();
*ready = Some(unsafe { GetCurrentThreadId() });
cnd.notify_one();
}
let mouse_proc: HOOKPROC = Some(mouse_proc);
let kybrd_proc: HOOKPROC = Some(kybrd_proc);
let window_proc: WNDPROC = Some(window_proc);
/* register hooks */
unsafe {
let _ = SetWindowsHookExW(WH_MOUSE_LL, mouse_proc, None, 0).unwrap();
let _ = SetWindowsHookExW(WH_KEYBOARD_LL, kybrd_proc, None, 0).unwrap();
}
let instance = unsafe { GetModuleHandleW(None).unwrap() };
let instance = instance.into();
let window_class: WNDCLASSW = WNDCLASSW {
lpfnWndProc: window_proc,
hInstance: instance,
lpszClassName: w!("lan-mouse-message-window-class"),
..Default::default()
};
static WINDOW_CLASS_REGISTERED: AtomicBool = AtomicBool::new(false);
if WINDOW_CLASS_REGISTERED
.compare_exchange(false, true, Ordering::SeqCst, Ordering::SeqCst)
.is_ok()
{
/* register window class if not yet done so */
unsafe {
let ret = RegisterClassW(&window_class);
if ret == 0 {
panic!("RegisterClassW");
}
}
}
/* window is used ro receive WM_DISPLAYCHANGE messages */
unsafe {
CreateWindowExW(
Default::default(),
w!("lan-mouse-message-window-class"),
w!("lan-mouse-msg-window"),
WINDOW_STYLE::default(),
0,
0,
0,
0,
None,
None,
Some(instance),
None,
)
.expect("CreateWindowExW");
}
/* run message loop */
loop {
// mouse / keybrd proc do not actually return a message
let Some(msg) = get_msg() else {
break;
};
if msg.hwnd.0.is_null() {
/* messages sent via PostThreadMessage */
match msg.wParam.0 {
x if x == RequestType::Exit as usize => break,
x if x == RequestType::Release as usize => {
ACTIVE_CLIENT.take();
}
x if x == RequestType::ClientUpdate as usize => {
let requests = {
let mut res = vec![];
let mut requests = request_buffer.lock().unwrap();
for request in requests.drain(..) {
res.push(request);
}
res
};
for request in requests {
update_clients(request)
}
}
_ => {}
}
} else {
/* other messages for window_procs */
unsafe {
let _ = TranslateMessage(&msg);
DispatchMessageW(&msg);
}
}
}
}
fn check_client_activation(wparam: WPARAM, lparam: LPARAM) -> bool {
if wparam.0 != WM_MOUSEMOVE as usize {
return ACTIVE_CLIENT.get().is_some();
}
let mouse_low_level: MSLLHOOKSTRUCT = unsafe { *(lparam.0 as *const MSLLHOOKSTRUCT) };
let curr_pos = (mouse_low_level.pt.x, mouse_low_level.pt.y);
let prev_pos = PREV_POS.get().unwrap_or(curr_pos);
PREV_POS.replace(Some(curr_pos));
/* next event is the first actual event */
let ret = ACTIVE_CLIENT.get().is_some();
/* client already active, no need to check */
if ACTIVE_CLIENT.get().is_some() {
return ret;
}
/* check if a client was activated */
let entered = DISPLAYS.with_borrow_mut(|(displays, generation)| {
update_display_regions(displays, generation);
display_util::entered_barrier(prev_pos, curr_pos, displays)
});
let Some(pos) = entered else {
return ret;
};
/* check if a client is registered for the barrier */
if !CLIENTS.with_borrow(|clients| clients.contains(&pos)) {
return ret;
}
/* update active client and entry point */
ACTIVE_CLIENT.replace(Some(pos));
let entry_point = DISPLAYS.with_borrow(|(displays, _)| {
display_util::clamp_to_display_bounds(displays, prev_pos, curr_pos)
});
ENTRY_POINT.replace(entry_point);
/* notify main thread */
log::debug!("ENTERED @ {prev_pos:?} -> {curr_pos:?}");
let active = ACTIVE_CLIENT.get().expect("active client");
blocking_send_event(active, CaptureEvent::Begin);
ret
}
unsafe extern "system" fn mouse_proc(ncode: i32, wparam: WPARAM, lparam: LPARAM) -> LRESULT {
let active = check_client_activation(wparam, lparam);
/* no client was active */
if !active {
return CallNextHookEx(None, ncode, wparam, lparam);
}
/* get active client if any */
let Some(pos) = ACTIVE_CLIENT.get() else {
return LRESULT(1);
};
/* convert to lan-mouse event */
let Some(pointer_event) = to_mouse_event(wparam, lparam) else {
return LRESULT(1);
};
/* notify mainthread (drop events if sending too fast) */
if let Err(e) = try_send_event(pos, CaptureEvent::Input(Event::Pointer(pointer_event))) {
log::warn!("e: {e}");
}
/* don't pass event to applications */
LRESULT(1)
}
unsafe extern "system" fn kybrd_proc(ncode: i32, wparam: WPARAM, lparam: LPARAM) -> LRESULT {
/* get active client if any */
let Some(client) = ACTIVE_CLIENT.get() else {
return CallNextHookEx(None, ncode, wparam, lparam);
};
/* convert to key event */
let Some(key_event) = to_key_event(wparam, lparam) else {
return LRESULT(1);
};
if let Err(e) = try_send_event(client, CaptureEvent::Input(Event::Keyboard(key_event))) {
log::warn!("e: {e}");
}
/* don't pass event to applications */
LRESULT(1)
}
unsafe extern "system" fn window_proc(
_hwnd: HWND,
uint: u32,
_wparam: WPARAM,
_lparam: LPARAM,
) -> LRESULT {
if uint == WM_DISPLAYCHANGE {
log::debug!("display resolution changed");
DISPLAY_RESOLUTION_GENERATION.fetch_add(1, Ordering::Release);
}
LRESULT(1)
}
static DISPLAY_RESOLUTION_GENERATION: AtomicI32 = AtomicI32::new(1);
fn update_display_regions(displays: &mut Vec<RECT>, generation: &mut i32) {
let global_generation = DISPLAY_RESOLUTION_GENERATION.load(Ordering::Acquire);
if *generation != global_generation {
enumerate_displays(displays);
log::debug!("displays: {displays:?}");
*generation = global_generation;
}
}
fn enumerate_displays(display_rects: &mut Vec<RECT>) {
display_rects.clear();
unsafe {
let mut devices = vec![];
for i in 0.. {
let mut device: DISPLAY_DEVICEW = std::mem::zeroed();
device.cb = std::mem::size_of::<DISPLAY_DEVICEW>() as u32;
let ret = EnumDisplayDevicesW(None, i, &mut device, EDD_GET_DEVICE_INTERFACE_NAME);
if ret == FALSE {
break;
}
if device
.StateFlags
.contains(DISPLAY_DEVICE_ATTACHED_TO_DESKTOP)
{
devices.push(device.DeviceName);
}
}
for device in devices {
let mut dev_mode: DEVMODEW = std::mem::zeroed();
dev_mode.dmSize = std::mem::size_of::<DEVMODEW>() as u16;
let ret = EnumDisplaySettingsW(
PCWSTR::from_raw(&device as *const _),
ENUM_CURRENT_SETTINGS,
&mut dev_mode,
);
if ret == FALSE {
log::warn!("no display mode");
}
let pos = dev_mode.Anonymous1.Anonymous2.dmPosition;
let (x, y) = (pos.x, pos.y);
let (width, height) = (dev_mode.dmPelsWidth, dev_mode.dmPelsHeight);
display_rects.push(RECT {
left: x,
right: x + width as i32,
top: y,
bottom: y + height as i32,
});
}
}
}
fn update_clients(request: ClientUpdate) {
match request {
ClientUpdate::Create(pos) => {
CLIENTS.with_borrow_mut(|clients| clients.insert(pos));
}
ClientUpdate::Destroy(pos) => {
if let Some(active_pos) = ACTIVE_CLIENT.get() {
if pos == active_pos {
let _ = ACTIVE_CLIENT.take();
}
}
CLIENTS.with_borrow_mut(|clients| clients.remove(&pos));
}
}
}
fn to_key_event(wparam: WPARAM, lparam: LPARAM) -> Option<KeyboardEvent> {
let kybrdllhookstruct: KBDLLHOOKSTRUCT = unsafe { *(lparam.0 as *const KBDLLHOOKSTRUCT) };
let mut scan_code = kybrdllhookstruct.scanCode;
log::trace!("scan_code: {scan_code}");
if kybrdllhookstruct.flags.contains(LLKHF_EXTENDED) {
scan_code |= 0xE000;
}
let Ok(win_scan_code) = scancode::Windows::try_from(scan_code) else {
log::warn!("failed to translate to windows scancode: {scan_code}");
return None;
};
log::trace!("windows_scan: {win_scan_code:?}");
let Ok(linux_scan_code): Result<Linux, ()> = win_scan_code.try_into() else {
log::warn!("failed to translate into linux scancode: {win_scan_code:?}");
return None;
};
log::trace!("windows_scan: {linux_scan_code:?}");
let scan_code = linux_scan_code as u32;
match wparam {
WPARAM(p) if p == WM_KEYDOWN as usize => Some(KeyboardEvent::Key {
time: 0,
key: scan_code,
state: 1,
}),
WPARAM(p) if p == WM_KEYUP as usize => Some(KeyboardEvent::Key {
time: 0,
key: scan_code,
state: 0,
}),
WPARAM(p) if p == WM_SYSKEYDOWN as usize => Some(KeyboardEvent::Key {
time: 0,
key: scan_code,
state: 1,
}),
WPARAM(p) if p == WM_SYSKEYUP as usize => Some(KeyboardEvent::Key {
time: 0,
key: scan_code,
state: 0,
}),
_ => None,
}
}
fn to_mouse_event(wparam: WPARAM, lparam: LPARAM) -> Option<PointerEvent> {
let mouse_low_level: MSLLHOOKSTRUCT = unsafe { *(lparam.0 as *const MSLLHOOKSTRUCT) };
match wparam {
WPARAM(p) if p == WM_LBUTTONDOWN as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_LEFT,
state: 1,
}),
WPARAM(p) if p == WM_MBUTTONDOWN as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_MIDDLE,
state: 1,
}),
WPARAM(p) if p == WM_RBUTTONDOWN as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_RIGHT,
state: 1,
}),
WPARAM(p) if p == WM_LBUTTONUP as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_LEFT,
state: 0,
}),
WPARAM(p) if p == WM_MBUTTONUP as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_MIDDLE,
state: 0,
}),
WPARAM(p) if p == WM_RBUTTONUP as usize => Some(PointerEvent::Button {
time: 0,
button: BTN_RIGHT,
state: 0,
}),
WPARAM(p) if p == WM_MOUSEMOVE as usize => {
let (x, y) = (mouse_low_level.pt.x, mouse_low_level.pt.y);
let (ex, ey) = ENTRY_POINT.get();
let (dx, dy) = (x - ex, y - ey);
let (dx, dy) = (dx as f64, dy as f64);
Some(PointerEvent::Motion { time: 0, dx, dy })
}
WPARAM(p) if p == WM_MOUSEWHEEL as usize => Some(PointerEvent::AxisDiscrete120 {
axis: 0,
value: -(mouse_low_level.mouseData as i32 >> 16),
}),
WPARAM(p) if p == WM_XBUTTONDOWN as usize || p == WM_XBUTTONUP as usize => {
let hb = mouse_low_level.mouseData >> 16;
let button = match hb {
1 => BTN_BACK,
2 => BTN_FORWARD,
_ => {
log::warn!("unknown mouse button");
return None;
}
};
Some(PointerEvent::Button {
time: 0,
button,
state: if p == WM_XBUTTONDOWN as usize { 1 } else { 0 },
})
}
WPARAM(p) if p == WM_MOUSEHWHEEL as usize => Some(PointerEvent::AxisDiscrete120 {
axis: 1, // Horizontal
value: mouse_low_level.mouseData as i32 >> 16,
}),
w => {
log::warn!("unknown mouse event: {w:?}");
None
}
}
}

View File

@@ -3,7 +3,10 @@ use std::task::Poll;
use async_trait::async_trait;
use futures_core::Stream;
use super::{Capture, CaptureError, CaptureEvent, Position, error::X11InputCaptureCreationError};
use super::{
error::X11InputCaptureCreationError, Capture, CaptureError, CaptureEvent, CaptureHandle,
Position,
};
pub struct X11InputCapture {}
@@ -15,11 +18,11 @@ impl X11InputCapture {
#[async_trait]
impl Capture for X11InputCapture {
async fn create(&mut self, _pos: Position) -> Result<(), CaptureError> {
async fn create(&mut self, _id: CaptureHandle, _pos: Position) -> Result<(), CaptureError> {
Ok(())
}
async fn destroy(&mut self, _pos: Position) -> Result<(), CaptureError> {
async fn destroy(&mut self, _id: CaptureHandle) -> Result<(), CaptureError> {
Ok(())
}
@@ -33,7 +36,7 @@ impl Capture for X11InputCapture {
}
impl Stream for X11InputCapture {
type Item = Result<(Position, CaptureEvent), CaptureError>;
type Item = Result<(CaptureHandle, CaptureEvent), CaptureError>;
fn poll_next(
self: std::pin::Pin<&mut Self>,

View File

@@ -1,7 +1,7 @@
[package]
name = "input-emulation"
description = "cross-platform input emulation library used by lan-mouse"
version = "0.3.0"
version = "0.2.1"
edition = "2021"
license = "GPL-3.0-or-later"
repository = "https://github.com/feschber/lan-mouse"
@@ -10,8 +10,8 @@ repository = "https://github.com/feschber/lan-mouse"
async-trait = "0.1.80"
futures = "0.3.28"
log = "0.4.22"
input-event = { path = "../input-event", version = "0.3.0" }
thiserror = "2.0.0"
input-event = { path = "../input-event", version = "0.2.1" }
thiserror = "1.0.61"
tokio = { version = "1.32.0", features = [
"io-util",
"io-std",
@@ -21,12 +21,10 @@ tokio = { version = "1.32.0", features = [
"rt",
"sync",
"signal",
"time"
] }
once_cell = "1.19.0"
[target.'cfg(all(unix, not(target_os="macos")))'.dependencies]
bitflags = "2.6.0"
wayland-client = { version = "0.31.1", optional = true }
wayland-protocols = { version = "0.32.1", features = [
"client",
@@ -40,22 +38,17 @@ wayland-protocols-misc = { version = "0.3.1", features = [
"client",
], optional = true }
x11 = { version = "2.21.0", features = ["xlib", "xtest"], optional = true }
ashpd = { version = "0.13.9", default-features = false, features = [
"remote_desktop",
"screencast",
ashpd = { version = "0.9", default-features = false, features = [
"tokio",
], optional = true }
reis = { version = "0.5.0", features = ["tokio"], optional = true }
reis = { version = "0.2", features = ["tokio"], optional = true }
[target.'cfg(target_os="macos")'.dependencies]
bitflags = "2.6.0"
core-foundation = "0.10.0"
core-foundation-sys = "0.8.6"
core-graphics = { version = "0.25.0", features = ["highsierra"] }
keycode = "1.0.0"
core-graphics = { version = "0.23", features = ["highsierra"] }
keycode = "0.4.0"
[target.'cfg(windows)'.dependencies]
windows = { version = "0.61.2", features = [
windows = { version = "0.58.0", features = [
"Win32_System_LibraryLoader",
"Win32_System_Threading",
"Win32_Foundation",
@@ -66,13 +59,13 @@ windows = { version = "0.61.2", features = [
] }
[features]
default = ["wlroots", "x11", "remote_desktop_portal", "libei"]
wlroots = [
default = ["wayland", "x11", "xdg_desktop_portal", "libei"]
wayland = [
"dep:wayland-client",
"dep:wayland-protocols",
"dep:wayland-protocols-wlr",
"dep:wayland-protocols-misc",
]
x11 = ["dep:x11"]
remote_desktop_portal = ["dep:ashpd"]
xdg_desktop_portal = ["dep:ashpd"]
libei = ["dep:reis", "dep:ashpd"]

View File

@@ -6,35 +6,53 @@ pub enum InputEmulationError {
Emulate(#[from] EmulationError),
}
#[cfg(all(
unix,
any(feature = "remote_desktop_portal", feature = "libei"),
not(target_os = "macos")
))]
use ashpd::{Error::Response, desktop::ResponseError};
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
use ashpd::{desktop::ResponseError, Error::Response};
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
use reis::tokio::EiConvertEventStreamError;
use std::io;
use thiserror::Error;
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
use wayland_client::{
ConnectError, DispatchError,
backend::WaylandError,
globals::{BindError, GlobalError},
ConnectError, DispatchError,
};
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
use reis::tokio::HandshakeError;
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
#[derive(Debug, Error)]
#[error("error in libei stream: {inner:?}")]
pub struct ReisConvertStreamError {
inner: EiConvertEventStreamError,
}
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
impl From<EiConvertEventStreamError> for ReisConvertStreamError {
fn from(e: EiConvertEventStreamError) -> Self {
Self { inner: e }
}
}
#[derive(Debug, Error)]
pub enum EmulationError {
#[error("event stream closed")]
EndOfStream,
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
#[error("libei error: `{0}`")]
Libei(#[from] reis::Error),
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[error("libei error flushing events: `{0}`")]
Libei(#[from] reis::event::Error),
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
#[error("")]
LibeiConvertStream(#[from] ReisConvertStreamError),
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
#[error("wayland error: `{0}`")]
Wayland(#[from] wayland_client::backend::WaylandError),
#[cfg(all(
unix,
any(feature = "remote_desktop_portal", feature = "libei"),
any(feature = "xdg_desktop_portal", feature = "libei"),
not(target_os = "macos")
))]
#[error("xdg-desktop-portal: `{0}`")]
@@ -45,13 +63,13 @@ pub enum EmulationError {
#[derive(Debug, Error)]
pub enum EmulationCreationError {
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
#[error("wlroots backend: `{0}`")]
Wlroots(#[from] WlrootsEmulationCreationError),
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
#[error("libei backend: `{0}`")]
Libei(#[from] LibeiEmulationCreationError),
#[cfg(all(unix, feature = "remote_desktop_portal", not(target_os = "macos")))]
#[cfg(all(unix, feature = "xdg_desktop_portal", not(target_os = "macos")))]
#[error("xdg-desktop-portal: `{0}`")]
Xdp(#[from] XdpEmulationCreationError),
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
@@ -79,7 +97,7 @@ impl EmulationCreationError {
) {
return true;
}
#[cfg(all(unix, feature = "remote_desktop_portal", not(target_os = "macos")))]
#[cfg(all(unix, feature = "xdg_desktop_portal", not(target_os = "macos")))]
if matches!(
self,
EmulationCreationError::Xdp(XdpEmulationCreationError::Ashpd(Response(
@@ -92,7 +110,7 @@ impl EmulationCreationError {
}
}
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
#[derive(Debug, Error)]
pub enum WlrootsEmulationCreationError {
#[error(transparent)]
@@ -109,7 +127,7 @@ pub enum WlrootsEmulationCreationError {
Io(#[from] std::io::Error),
}
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
#[derive(Debug, Error)]
#[error("wayland protocol \"{protocol}\" not supported: {inner}")]
pub struct WaylandBindError {
@@ -117,7 +135,7 @@ pub struct WaylandBindError {
protocol: &'static str,
}
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
impl WaylandBindError {
pub(crate) fn new(inner: BindError, protocol: &'static str) -> Self {
Self { inner, protocol }
@@ -132,10 +150,10 @@ pub enum LibeiEmulationCreationError {
#[error(transparent)]
Io(#[from] std::io::Error),
#[error(transparent)]
Reis(#[from] reis::Error),
Handshake(#[from] HandshakeError),
}
#[cfg(all(unix, feature = "remote_desktop_portal", not(target_os = "macos")))]
#[cfg(all(unix, feature = "xdg_desktop_portal", not(target_os = "macos")))]
#[derive(Debug, Error)]
pub enum XdpEmulationCreationError {
#[error(transparent)]
@@ -154,10 +172,6 @@ pub enum X11EmulationCreationError {
pub enum MacOSEmulationCreationError {
#[error("could not create event source")]
EventSourceCreation,
#[error("accessibility permission is required")]
AccessibilityPermission,
#[error("input control permission is required")]
InputControlPermission,
}
#[cfg(windows)]

View File

@@ -14,10 +14,10 @@ mod windows;
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
mod x11;
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
mod wlroots;
#[cfg(all(unix, feature = "remote_desktop_portal", not(target_os = "macos")))]
#[cfg(all(unix, feature = "xdg_desktop_portal", not(target_os = "macos")))]
mod xdg_desktop_portal;
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
@@ -34,11 +34,11 @@ pub type EmulationHandle = u64;
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
pub enum Backend {
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
Wlroots,
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
Libei,
#[cfg(all(unix, feature = "remote_desktop_portal", not(target_os = "macos")))]
#[cfg(all(unix, feature = "xdg_desktop_portal", not(target_os = "macos")))]
Xdp,
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
X11,
@@ -52,11 +52,11 @@ pub enum Backend {
impl Display for Backend {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
Backend::Wlroots => write!(f, "wlroots"),
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
Backend::Libei => write!(f, "libei"),
#[cfg(all(unix, feature = "remote_desktop_portal", not(target_os = "macos")))]
#[cfg(all(unix, feature = "xdg_desktop_portal", not(target_os = "macos")))]
Backend::Xdp => write!(f, "xdg-desktop-portal"),
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
Backend::X11 => write!(f, "X11"),
@@ -78,13 +78,13 @@ pub struct InputEmulation {
impl InputEmulation {
async fn with_backend(backend: Backend) -> Result<InputEmulation, EmulationCreationError> {
let emulation: Box<dyn Emulation> = match backend {
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
Backend::Wlroots => Box::new(wlroots::WlrootsEmulation::new()?),
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
Backend::Libei => Box::new(libei::LibeiEmulation::new().await?),
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
Backend::X11 => Box::new(x11::X11Emulation::new()?),
#[cfg(all(unix, feature = "remote_desktop_portal", not(target_os = "macos")))]
#[cfg(all(unix, feature = "xdg_desktop_portal", not(target_os = "macos")))]
Backend::Xdp => Box::new(xdg_desktop_portal::DesktopPortalEmulation::new().await?),
#[cfg(windows)]
Backend::Windows => Box::new(windows::WindowsEmulation::new()?),
@@ -109,11 +109,11 @@ impl InputEmulation {
}
for backend in [
#[cfg(all(unix, feature = "wlroots", not(target_os = "macos")))]
#[cfg(all(unix, feature = "wayland", not(target_os = "macos")))]
Backend::Wlroots,
#[cfg(all(unix, feature = "libei", not(target_os = "macos")))]
Backend::Libei,
#[cfg(all(unix, feature = "remote_desktop_portal", not(target_os = "macos")))]
#[cfg(all(unix, feature = "xdg_desktop_portal", not(target_os = "macos")))]
Backend::Xdp,
#[cfg(all(unix, feature = "x11", not(target_os = "macos")))]
Backend::X11,

View File

@@ -1,36 +1,56 @@
use futures::{StreamExt, future};
use futures::{future, StreamExt};
use once_cell::sync::Lazy;
use std::{
env, fs, io,
collections::HashMap,
io,
os::{fd::OwnedFd, unix::net::UnixStream},
path::PathBuf,
sync::{
atomic::{AtomicBool, AtomicU32, Ordering},
Arc, Mutex, RwLock,
atomic::{AtomicBool, Ordering},
},
time::{SystemTime, UNIX_EPOCH},
};
use tokio::task::JoinHandle;
use ashpd::desktop::{
PersistMode, Session,
remote_desktop::{DeviceType, RemoteDesktop, SelectDevicesOptions},
use ashpd::{
desktop::{
remote_desktop::{DeviceType, RemoteDesktop},
PersistMode, Session,
},
WindowIdentifier,
};
use async_trait::async_trait;
use reis::{
ei::{
self, Button, Keyboard, Pointer, Scroll, button::ButtonState, handshake::ContextType,
keyboard::KeyState,
self, button::ButtonState, handshake::ContextType, keyboard::KeyState, Button, Keyboard,
Pointer, Scroll,
},
event::{self, Connection, DeviceCapability, DeviceEvent, EiEvent, SeatEvent},
tokio::EiConvertEventStream,
event::{DeviceCapability, DeviceEvent, EiEvent, SeatEvent},
tokio::{ei_handshake, EiConvertEventStream, EiEventStream},
};
use input_event::{Event, KeyboardEvent, PointerEvent};
use crate::error::EmulationError;
use crate::error::{EmulationError, ReisConvertStreamError};
use super::{Emulation, EmulationHandle, error::LibeiEmulationCreationError};
use super::{error::LibeiEmulationCreationError, Emulation, EmulationHandle};
static INTERFACES: Lazy<HashMap<&'static str, u32>> = Lazy::new(|| {
let mut m = HashMap::new();
m.insert("ei_connection", 1);
m.insert("ei_callback", 1);
m.insert("ei_pingpong", 1);
m.insert("ei_seat", 1);
m.insert("ei_device", 2);
m.insert("ei_pointer", 1);
m.insert("ei_pointer_absolute", 1);
m.insert("ei_scroll", 1);
m.insert("ei_button", 1);
m.insert("ei_keyboard", 1);
m.insert("ei_touchscreen", 1);
m
});
#[derive(Clone, Default)]
struct Devices {
@@ -40,99 +60,64 @@ struct Devices {
keyboard: Arc<RwLock<Option<(ei::Device, ei::Keyboard)>>>,
}
pub(crate) struct LibeiEmulation {
pub(crate) struct LibeiEmulation<'a> {
context: ei::Context,
conn: event::Connection,
devices: Devices,
ei_task: JoinHandle<()>,
error: Arc<Mutex<Option<EmulationError>>>,
libei_error: Arc<AtomicBool>,
_remote_desktop: RemoteDesktop,
session: Session<RemoteDesktop>,
serial: AtomicU32,
_remote_desktop: RemoteDesktop<'a>,
session: Session<'a, RemoteDesktop<'a>>,
}
/// Get the path to the RemoteDesktop token file
fn get_token_file_path() -> PathBuf {
let cache_dir = env::var("XDG_CACHE_HOME")
.ok()
.map(PathBuf::from)
.unwrap_or_else(|| {
let home = env::var("HOME").expect("HOME not set");
PathBuf::from(home).join(".cache")
});
cache_dir.join("lan-mouse").join("remote-desktop.token")
}
/// Read the RemoteDesktop token from file
fn read_token() -> Option<String> {
let token_path = get_token_file_path();
match fs::read_to_string(&token_path) {
Ok(token) => Some(token.trim().to_string()),
Err(_) => None,
}
}
/// Write the RemoteDesktop token to file
fn write_token(token: &str) -> io::Result<()> {
let token_path = get_token_file_path();
if let Some(parent) = token_path.parent() {
fs::create_dir_all(parent)?;
}
fs::write(&token_path, token)?;
Ok(())
}
async fn get_ei_fd() -> Result<(RemoteDesktop, Session<RemoteDesktop>, OwnedFd), ashpd::Error> {
async fn get_ei_fd<'a>(
) -> Result<(RemoteDesktop<'a>, Session<'a, RemoteDesktop<'a>>, OwnedFd), ashpd::Error> {
let remote_desktop = RemoteDesktop::new().await?;
let restore_token = read_token();
log::debug!("creating session ...");
let session = remote_desktop.create_session(Default::default()).await?;
let session = remote_desktop.create_session().await?;
log::debug!("selecting devices ...");
let options = SelectDevicesOptions::default()
.set_devices(DeviceType::Keyboard | DeviceType::Pointer)
.set_persist_mode(PersistMode::ExplicitlyRevoked)
.set_restore_token(restore_token.as_deref());
remote_desktop.select_devices(&session, options).await?;
remote_desktop
.select_devices(
&session,
DeviceType::Keyboard | DeviceType::Pointer,
None,
PersistMode::ExplicitlyRevoked,
)
.await?;
log::info!("requesting permission for input emulation");
let start_response = remote_desktop
.start(&session, None, Default::default())
let _devices = remote_desktop
.start(&session, &WindowIdentifier::default())
.await?
.response()?;
// The restore token is only valid once, we need to re-save it each time
if let Some(token_str) = start_response.restore_token() {
if let Err(e) = write_token(token_str) {
log::warn!("failed to save RemoteDesktop token: {}", e);
}
}
let fd = remote_desktop
.connect_to_eis(&session, Default::default())
.await?;
let fd = remote_desktop.connect_to_eis(&session).await?;
Ok((remote_desktop, session, fd))
}
impl LibeiEmulation {
impl<'a> LibeiEmulation<'a> {
pub(crate) async fn new() -> Result<Self, LibeiEmulationCreationError> {
let (_remote_desktop, session, eifd) = get_ei_fd().await?;
let stream = UnixStream::from(eifd);
stream.set_nonblocking(true)?;
let context = ei::Context::new(stream)?;
let (conn, events) = context
.handshake_tokio("de.feschber.LanMouse", ContextType::Sender)
.await?;
let mut events = EiEventStream::new(context.clone())?;
let handshake = ei_handshake(
&mut events,
"de.feschber.LanMouse",
ContextType::Sender,
&INTERFACES,
)
.await?;
let events = EiConvertEventStream::new(events, handshake.serial);
let devices = Devices::default();
let libei_error = Arc::new(AtomicBool::default());
let error = Arc::new(Mutex::new(None));
let ei_handler = ei_task(
events,
conn.clone(),
context.clone(),
devices.clone(),
libei_error.clone(),
@@ -140,27 +125,29 @@ impl LibeiEmulation {
);
let ei_task = tokio::task::spawn_local(ei_handler);
let serial = AtomicU32::new(handshake.serial);
Ok(Self {
context,
conn,
devices,
ei_task,
error,
libei_error,
serial,
_remote_desktop,
session,
})
}
}
impl Drop for LibeiEmulation {
impl<'a> Drop for LibeiEmulation<'a> {
fn drop(&mut self) {
self.ei_task.abort();
}
}
#[async_trait]
impl Emulation for LibeiEmulation {
impl<'a> Emulation for LibeiEmulation<'a> {
async fn consume(
&mut self,
event: Event,
@@ -182,7 +169,7 @@ impl Emulation for LibeiEmulation {
let pointer_device = self.devices.pointer.read().unwrap();
if let Some((d, p)) = pointer_device.as_ref() {
p.motion_relative(dx as f32, dy as f32);
d.frame(self.conn.serial(), now);
d.frame(self.serial.load(Ordering::SeqCst), now);
}
}
PointerEvent::Button {
@@ -199,7 +186,7 @@ impl Emulation for LibeiEmulation {
_ => ButtonState::Press,
},
);
d.frame(self.conn.serial(), now);
d.frame(self.serial.load(Ordering::SeqCst), now);
}
}
PointerEvent::Axis {
@@ -213,7 +200,7 @@ impl Emulation for LibeiEmulation {
0 => s.scroll(0., value as f32),
_ => s.scroll(value as f32, 0.),
}
d.frame(self.conn.serial(), now);
d.frame(self.serial.load(Ordering::SeqCst), now);
}
}
PointerEvent::AxisDiscrete120 { axis, value } => {
@@ -223,7 +210,7 @@ impl Emulation for LibeiEmulation {
0 => s.scroll_discrete(0, value),
_ => s.scroll_discrete(value, 0),
}
d.frame(self.conn.serial(), now);
d.frame(self.serial.load(Ordering::SeqCst), now);
}
}
},
@@ -242,7 +229,7 @@ impl Emulation for LibeiEmulation {
_ => KeyState::Press,
},
);
d.frame(self.conn.serial(), now);
d.frame(self.serial.load(Ordering::SeqCst), now);
}
}
KeyboardEvent::Modifiers { .. } => {}
@@ -265,7 +252,6 @@ impl Emulation for LibeiEmulation {
async fn ei_task(
mut events: EiConvertEventStream,
_conn: Connection,
context: ei::Context,
devices: Devices,
libei_error: Arc<AtomicBool>,
@@ -290,7 +276,11 @@ async fn ei_event_handler(
devices: &Devices,
) -> Result<(), EmulationError> {
loop {
let event = events.next().await.ok_or(EmulationError::EndOfStream)??;
let event = events
.next()
.await
.ok_or(EmulationError::EndOfStream)?
.map_err(ReisConvertStreamError::from)?;
const CAPABILITIES: &[DeviceCapability] = &[
DeviceCapability::Pointer,
DeviceCapability::PointerAbsolute,

View File

@@ -1,59 +1,52 @@
use super::{Emulation, EmulationHandle, error::EmulationError};
use super::{error::EmulationError, Emulation, EmulationHandle};
use async_trait::async_trait;
use bitflags::bitflags;
use core_graphics::base::CGFloat;
use core_graphics::display::{
CGDirectDisplayID, CGDisplayBounds, CGGetDisplaysWithRect, CGPoint, CGRect, CGSize,
};
use core_graphics::display::{CGDisplayBounds, CGMainDisplayID, CGPoint};
use core_graphics::event::{
CGEvent, CGEventFlags, CGEventTapLocation, CGEventType, CGKeyCode, CGMouseButton, EventField,
ScrollEventUnit,
CGEvent, CGEventTapLocation, CGEventType, CGKeyCode, CGMouseButton, EventField, ScrollEventUnit,
};
use core_graphics::event_source::{CGEventSource, CGEventSourceStateID};
use input_event::{
BTN_BACK, BTN_FORWARD, BTN_LEFT, BTN_MIDDLE, BTN_RIGHT, Event, KeyboardEvent, PointerEvent,
scancode,
};
use input_event::{Event, KeyboardEvent, PointerEvent};
use keycode::{KeyMap, KeyMapping};
use std::cell::Cell;
use std::collections::HashSet;
use std::rc::Rc;
use std::sync::Arc;
use std::time::{Duration, Instant};
use tokio::{sync::Notify, task::JoinHandle};
use std::ops::{Index, IndexMut};
use std::time::Duration;
use tokio::task::AbortHandle;
use super::error::MacOSEmulationCreationError;
const DEFAULT_REPEAT_DELAY: Duration = Duration::from_millis(500);
const DEFAULT_REPEAT_INTERVAL: Duration = Duration::from_millis(32);
const DOUBLE_CLICK_INTERVAL: Duration = Duration::from_millis(500);
pub(crate) struct MacOSEmulation {
/// global event source for all events
event_source: CGEventSource,
/// task handle for key repeats
repeat_task: Option<JoinHandle<()>>,
/// current state of the mouse buttons (tracked by evdev button code)
pressed_buttons: HashSet<u32>,
/// button previously pressed (evdev button code)
previous_button: Option<u32>,
/// timestamp of previous click (button down)
previous_button_click: Option<Instant>,
/// click state, i.e. number of clicks in quick succession
button_click_state: i64,
/// current modifier state
modifier_state: Rc<Cell<XMods>>,
/// notify to cancel key repeats
notify_repeat_task: Arc<Notify>,
repeat_task: Option<AbortHandle>,
button_state: ButtonState,
}
/// Maps an evdev button code to the CGEventType used for drag events.
fn drag_event_type(button: u32) -> CGEventType {
match button {
BTN_LEFT => CGEventType::LeftMouseDragged,
BTN_RIGHT => CGEventType::RightMouseDragged,
// middle, back, forward, and any other button all use OtherMouseDragged
_ => CGEventType::OtherMouseDragged,
struct ButtonState {
left: bool,
right: bool,
center: bool,
}
impl Index<CGMouseButton> for ButtonState {
type Output = bool;
fn index(&self, index: CGMouseButton) -> &Self::Output {
match index {
CGMouseButton::Left => &self.left,
CGMouseButton::Right => &self.right,
CGMouseButton::Center => &self.center,
}
}
}
impl IndexMut<CGMouseButton> for ButtonState {
fn index_mut(&mut self, index: CGMouseButton) -> &mut Self::Output {
match index {
CGMouseButton::Left => &mut self.left,
CGMouseButton::Right => &mut self.right,
CGMouseButton::Center => &mut self.center,
}
}
}
@@ -61,19 +54,17 @@ unsafe impl Send for MacOSEmulation {}
impl MacOSEmulation {
pub(crate) fn new() -> Result<Self, MacOSEmulationCreationError> {
request_macos_emulation_permissions()?;
let event_source = CGEventSource::new(CGEventSourceStateID::CombinedSessionState)
.map_err(|_| MacOSEmulationCreationError::EventSourceCreation)?;
let button_state = ButtonState {
left: false,
right: false,
center: false,
};
Ok(Self {
event_source,
pressed_buttons: HashSet::new(),
previous_button: None,
previous_button_click: None,
button_click_state: 0,
button_state,
repeat_task: None,
notify_repeat_task: Arc::new(Notify::new()),
modifier_state: Rc::new(Cell::new(XMods::empty())),
})
}
@@ -85,79 +76,25 @@ impl MacOSEmulation {
async fn spawn_repeat_task(&mut self, key: u16) {
// there can only be one repeating key and it's
// always the last to be pressed
self.cancel_repeat_task().await;
// initial key event
key_event(self.event_source.clone(), key, 1, self.modifier_state.get());
// repeat task
self.kill_repeat_task();
let event_source = self.event_source.clone();
let notify = self.notify_repeat_task.clone();
let modifiers = self.modifier_state.clone();
let repeat_task = tokio::task::spawn_local(async move {
let stop = tokio::select! {
_ = tokio::time::sleep(DEFAULT_REPEAT_DELAY) => false,
_ = notify.notified() => true,
};
if !stop {
loop {
key_event(event_source.clone(), key, 1, modifiers.get());
tokio::select! {
_ = tokio::time::sleep(DEFAULT_REPEAT_INTERVAL) => {},
_ = notify.notified() => break,
}
}
tokio::time::sleep(DEFAULT_REPEAT_DELAY).await;
loop {
key_event(event_source.clone(), key, 1);
tokio::time::sleep(DEFAULT_REPEAT_INTERVAL).await;
}
// release key when cancelled
update_modifiers(&modifiers, key as u32, 0);
key_event(event_source.clone(), key, 0, modifiers.get());
});
self.repeat_task = Some(repeat_task);
self.repeat_task = Some(repeat_task.abort_handle());
}
async fn cancel_repeat_task(&mut self) {
fn kill_repeat_task(&mut self) {
if let Some(task) = self.repeat_task.take() {
self.notify_repeat_task.notify_waiters();
let _ = task.await;
task.abort();
}
}
}
fn request_macos_emulation_permissions() -> Result<(), MacOSEmulationCreationError> {
// Request both permissions up front so the user sees both TCC prompts
// on the first launch. See the matching comment in input-capture/src/
// macos.rs::request_macos_capture_permissions for the rationale.
let accessibility = request_accessibility_permission();
let input_control = request_input_control_permission();
if !accessibility {
return Err(MacOSEmulationCreationError::AccessibilityPermission);
}
if !input_control {
return Err(MacOSEmulationCreationError::InputControlPermission);
}
Ok(())
}
fn request_accessibility_permission() -> bool {
// Silent check. The GUI owns the one-time user-visible prompt at
// startup (see lan_mouse_gtk::macos_privacy).
unsafe { AXIsProcessTrusted() }
}
fn request_input_control_permission() -> bool {
unsafe { CGPreflightPostEventAccess() }
}
#[link(name = "CoreGraphics", kind = "framework")]
extern "C" {
fn CGPreflightPostEventAccess() -> bool;
}
#[link(name = "ApplicationServices", kind = "framework")]
extern "C" {
fn AXIsProcessTrusted() -> bool;
}
fn key_event(event_source: CGEventSource, key: u16, state: u8, modifiers: XMods) {
fn key_event(event_source: CGEventSource, key: u16, state: u8) {
let event = match CGEvent::new_keyboard_event(event_source, key, state != 0) {
Ok(e) => e,
Err(_) => {
@@ -165,92 +102,7 @@ fn key_event(event_source: CGEventSource, key: u16, state: u8, modifiers: XMods)
return;
}
};
event.set_flags(to_cgevent_flags(modifiers));
event.post(CGEventTapLocation::HID);
log::trace!("key event: {key} {state}");
}
fn modifier_event(event_source: CGEventSource, depressed: XMods) {
let Ok(event) = CGEvent::new(event_source) else {
log::warn!("could not create CGEvent");
return;
};
let flags = to_cgevent_flags(depressed);
event.set_type(CGEventType::FlagsChanged);
event.set_flags(flags);
event.post(CGEventTapLocation::HID);
log::trace!("modifiers updated: {depressed:?}");
}
fn get_display_at_point(x: CGFloat, y: CGFloat) -> Option<CGDirectDisplayID> {
let mut displays: [CGDirectDisplayID; 16] = [0; 16];
let mut display_count: u32 = 0;
let rect = CGRect::new(&CGPoint::new(x, y), &CGSize::new(0.0, 0.0));
let error = unsafe {
CGGetDisplaysWithRect(
rect,
1,
displays.as_mut_ptr(),
&mut display_count as *mut u32,
)
};
if error != 0 {
log::warn!("error getting displays at point ({x}, {y}): {error}");
return Option::None;
}
if display_count == 0 {
log::debug!("no displays found at point ({x}, {y})");
return Option::None;
}
displays.first().copied()
}
fn get_display_bounds(display: CGDirectDisplayID) -> (CGFloat, CGFloat, CGFloat, CGFloat) {
unsafe {
let bounds = CGDisplayBounds(display);
let min_x = bounds.origin.x;
let max_x = bounds.origin.x + bounds.size.width;
let min_y = bounds.origin.y;
let max_y = bounds.origin.y + bounds.size.height;
(min_x as f64, min_y as f64, max_x as f64, max_y as f64)
}
}
fn clamp_to_screen_space(
current_x: CGFloat,
current_y: CGFloat,
dx: CGFloat,
dy: CGFloat,
) -> (CGFloat, CGFloat) {
// Check which display the mouse is currently on
// Determine what the location of the mouse would be after applying the move
// Get the display at the new location
// If the point is not on a display
// Clamp the mouse to the current display
// Else If the point is on a display
// Clamp the mouse to the new display
let current_display = match get_display_at_point(current_x, current_y) {
Some(display) => display,
None => {
log::warn!("could not get current display!");
return (current_x, current_y);
}
};
let new_x = current_x + dx;
let new_y = current_y + dy;
let final_display = get_display_at_point(new_x, new_y).unwrap_or(current_display);
let (min_x, min_y, max_x, max_y) = get_display_bounds(final_display);
(
new_x.clamp(min_x, max_x - 1.),
new_y.clamp(min_y, max_y - 1.),
)
}
#[async_trait]
@@ -260,192 +112,157 @@ impl Emulation for MacOSEmulation {
event: Event,
_handle: EmulationHandle,
) -> Result<(), EmulationError> {
log::trace!("{event:?}");
match event {
Event::Pointer(pointer_event) => {
match pointer_event {
PointerEvent::Motion { time: _, dx, dy } => {
let mut mouse_location = match self.get_mouse_location() {
Some(l) => l,
None => {
log::warn!("could not get mouse location!");
return Ok(());
}
};
let (new_mouse_x, new_mouse_y) =
clamp_to_screen_space(mouse_location.x, mouse_location.y, dx, dy);
mouse_location.x = new_mouse_x;
mouse_location.y = new_mouse_y;
// If any button is held, emit a drag event for it;
// otherwise emit a normal mouse-moved event.
let event_type = self
.pressed_buttons
.iter()
.next()
.map(|&btn| drag_event_type(btn))
.unwrap_or(CGEventType::MouseMoved);
let event = match CGEvent::new_mouse_event(
self.event_source.clone(),
event_type,
mouse_location,
CGMouseButton::Left,
) {
Ok(e) => e,
Err(_) => {
log::warn!("mouse event creation failed!");
return Ok(());
}
};
event.set_integer_value_field(EventField::MOUSE_EVENT_DELTA_X, dx as i64);
event.set_integer_value_field(EventField::MOUSE_EVENT_DELTA_Y, dy as i64);
event.post(CGEventTapLocation::HID);
}
PointerEvent::Button {
time: _,
button,
state,
} => {
// button number for OtherMouse events (3 = back, 4 = forward, etc.)
let cg_button_number: Option<i64> = match button {
BTN_BACK => Some(3),
BTN_FORWARD => Some(4),
_ => None,
};
let (event_type, mouse_button) = match (button, state) {
(BTN_LEFT, 1) => (CGEventType::LeftMouseDown, CGMouseButton::Left),
(BTN_LEFT, 0) => (CGEventType::LeftMouseUp, CGMouseButton::Left),
(BTN_RIGHT, 1) => (CGEventType::RightMouseDown, CGMouseButton::Right),
(BTN_RIGHT, 0) => (CGEventType::RightMouseUp, CGMouseButton::Right),
(BTN_MIDDLE, 1) => (CGEventType::OtherMouseDown, CGMouseButton::Center),
(BTN_MIDDLE, 0) => (CGEventType::OtherMouseUp, CGMouseButton::Center),
(BTN_BACK, 1) | (BTN_FORWARD, 1) => {
(CGEventType::OtherMouseDown, CGMouseButton::Center)
}
(BTN_BACK, 0) | (BTN_FORWARD, 0) => {
(CGEventType::OtherMouseUp, CGMouseButton::Center)
}
_ => {
log::warn!("invalid button event: {button},{state}");
return Ok(());
}
};
// store button state using the evdev button code so
// back, forward, and middle are tracked independently
if state == 1 {
self.pressed_buttons.insert(button);
} else {
self.pressed_buttons.remove(&button);
Event::Pointer(pointer_event) => match pointer_event {
PointerEvent::Motion { time: _, dx, dy } => {
// FIXME secondary displays?
let (min_x, min_y, max_x, max_y) = unsafe {
let display = CGMainDisplayID();
let bounds = CGDisplayBounds(display);
let min_x = bounds.origin.x;
let max_x = bounds.origin.x + bounds.size.width;
let min_y = bounds.origin.y;
let max_y = bounds.origin.y + bounds.size.height;
(min_x as f64, min_y as f64, max_x as f64, max_y as f64)
};
let mut mouse_location = match self.get_mouse_location() {
Some(l) => l,
None => {
log::warn!("could not get mouse location!");
return Ok(());
}
};
// update double-click tracking using the evdev button
// code so that back/forward don't alias with middle
if state == 1 {
if self.previous_button == Some(button)
&& self
.previous_button_click
.is_some_and(|i| i.elapsed() < DOUBLE_CLICK_INTERVAL)
{
self.button_click_state += 1;
} else {
self.button_click_state = 1;
}
self.previous_button = Some(button);
self.previous_button_click = Some(Instant::now());
}
mouse_location.x = (mouse_location.x + dx).clamp(min_x, max_x - 1.);
mouse_location.y = (mouse_location.y + dy).clamp(min_y, max_y - 1.);
log::debug!("click_state: {}", self.button_click_state);
let location = self.get_mouse_location().unwrap();
let event = match CGEvent::new_mouse_event(
self.event_source.clone(),
event_type,
location,
mouse_button,
) {
Ok(e) => e,
Err(()) => {
log::warn!("mouse event creation failed!");
return Ok(());
}
};
event.set_integer_value_field(
EventField::MOUSE_EVENT_CLICK_STATE,
self.button_click_state,
);
// Set the button number for extra buttons (back=3, forward=4)
if let Some(btn_num) = cg_button_number {
event.set_integer_value_field(
EventField::MOUSE_EVENT_BUTTON_NUMBER,
btn_num,
);
let mut event_type = CGEventType::MouseMoved;
if self.button_state.left {
event_type = CGEventType::LeftMouseDragged
} else if self.button_state.right {
event_type = CGEventType::RightMouseDragged
} else if self.button_state.center {
event_type = CGEventType::OtherMouseDragged
};
let event = match CGEvent::new_mouse_event(
self.event_source.clone(),
event_type,
mouse_location,
CGMouseButton::Left,
) {
Ok(e) => e,
Err(_) => {
log::warn!("mouse event creation failed!");
return Ok(());
}
event.post(CGEventTapLocation::HID);
}
PointerEvent::Axis {
time: _,
axis,
value,
} => {
let value = value as i32;
let (count, wheel1, wheel2, wheel3) = match axis {
0 => (1, value, 0, 0), // 0 = vertical => 1 scroll wheel device (y axis)
1 => (2, 0, value, 0), // 1 = horizontal => 2 scroll wheel devices (y, x) -> (0, x)
_ => {
log::warn!("invalid scroll event: {axis}, {value}");
return Ok(());
}
};
let event = match CGEvent::new_scroll_event(
self.event_source.clone(),
ScrollEventUnit::PIXEL,
count,
wheel1,
wheel2,
wheel3,
) {
Ok(e) => e,
Err(()) => {
log::warn!("scroll event creation failed!");
return Ok(());
}
};
event.post(CGEventTapLocation::HID);
}
PointerEvent::AxisDiscrete120 { axis, value } => {
const LINES_PER_STEP: i32 = 3;
let (count, wheel1, wheel2, wheel3) = match axis {
0 => (1, value / (120 / LINES_PER_STEP), 0, 0), // 0 = vertical => 1 scroll wheel device (y axis)
1 => (2, 0, value / (120 / LINES_PER_STEP), 0), // 1 = horizontal => 2 scroll wheel devices (y, x) -> (0, x)
_ => {
log::warn!("invalid scroll event: {axis}, {value}");
return Ok(());
}
};
let event = match CGEvent::new_scroll_event(
self.event_source.clone(),
ScrollEventUnit::LINE,
count,
wheel1,
wheel2,
wheel3,
) {
Ok(e) => e,
Err(()) => {
log::warn!("scroll event creation failed!");
return Ok(());
}
};
event.post(CGEventTapLocation::HID);
}
};
event.set_integer_value_field(EventField::MOUSE_EVENT_DELTA_X, dx as i64);
event.set_integer_value_field(EventField::MOUSE_EVENT_DELTA_Y, dy as i64);
event.post(CGEventTapLocation::HID);
}
PointerEvent::Button {
time: _,
button,
state,
} => {
let (event_type, mouse_button) = match (button, state) {
(b, 1) if b == input_event::BTN_LEFT => {
(CGEventType::LeftMouseDown, CGMouseButton::Left)
}
(b, 0) if b == input_event::BTN_LEFT => {
(CGEventType::LeftMouseUp, CGMouseButton::Left)
}
(b, 1) if b == input_event::BTN_RIGHT => {
(CGEventType::RightMouseDown, CGMouseButton::Right)
}
(b, 0) if b == input_event::BTN_RIGHT => {
(CGEventType::RightMouseUp, CGMouseButton::Right)
}
(b, 1) if b == input_event::BTN_MIDDLE => {
(CGEventType::OtherMouseDown, CGMouseButton::Center)
}
(b, 0) if b == input_event::BTN_MIDDLE => {
(CGEventType::OtherMouseUp, CGMouseButton::Center)
}
_ => {
log::warn!("invalid button event: {button},{state}");
return Ok(());
}
};
// store button state
self.button_state[mouse_button] = state == 1;
// reset button click state in case it's not a button event
if !matches!(pointer_event, PointerEvent::Button { .. }) {
self.button_click_state = 0;
let location = self.get_mouse_location().unwrap();
let event = match CGEvent::new_mouse_event(
self.event_source.clone(),
event_type,
location,
mouse_button,
) {
Ok(e) => e,
Err(()) => {
log::warn!("mouse event creation failed!");
return Ok(());
}
};
event.post(CGEventTapLocation::HID);
}
}
PointerEvent::Axis {
time: _,
axis,
value,
} => {
let value = value as i32;
let (count, wheel1, wheel2, wheel3) = match axis {
0 => (1, value, 0, 0), // 0 = vertical => 1 scroll wheel device (y axis)
1 => (2, 0, value, 0), // 1 = horizontal => 2 scroll wheel devices (y, x) -> (0, x)
_ => {
log::warn!("invalid scroll event: {axis}, {value}");
return Ok(());
}
};
let event = match CGEvent::new_scroll_event(
self.event_source.clone(),
ScrollEventUnit::PIXEL,
count,
wheel1,
wheel2,
wheel3,
) {
Ok(e) => e,
Err(()) => {
log::warn!("scroll event creation failed!");
return Ok(());
}
};
event.post(CGEventTapLocation::HID);
}
PointerEvent::AxisDiscrete120 { axis, value } => {
let (count, wheel1, wheel2, wheel3) = match axis {
0 => (1, value, 0, 0), // 0 = vertical => 1 scroll wheel device (y axis)
1 => (2, 0, value, 0), // 1 = horizontal => 2 scroll wheel devices (y, x) -> (0, x)
_ => {
log::warn!("invalid scroll event: {axis}, {value}");
return Ok(());
}
};
let event = match CGEvent::new_scroll_event(
self.event_source.clone(),
ScrollEventUnit::PIXEL,
count,
wheel1,
wheel2,
wheel3,
) {
Ok(e) => e,
Err(()) => {
log::warn!("scroll event creation failed!");
return Ok(());
}
};
event.post(CGEventTapLocation::HID);
}
},
Event::Keyboard(keyboard_event) => match keyboard_event {
KeyboardEvent::Key {
time: _,
@@ -459,25 +276,14 @@ impl Emulation for MacOSEmulation {
return Ok(());
}
};
let is_modifier = update_modifiers(&self.modifier_state, key, state);
if is_modifier {
modifier_event(self.event_source.clone(), self.modifier_state.get());
}
match state {
// pressed
1 => self.spawn_repeat_task(code).await,
_ => self.cancel_repeat_task().await,
_ => self.kill_repeat_task(),
}
key_event(self.event_source.clone(), code, state)
}
KeyboardEvent::Modifiers {
depressed,
latched,
locked,
group,
} => {
set_modifiers(&self.modifier_state, depressed, latched, locked, group);
modifier_event(self.event_source.clone(), self.modifier_state.get());
}
KeyboardEvent::Modifiers { .. } => {}
},
}
// FIXME
@@ -490,81 +296,3 @@ impl Emulation for MacOSEmulation {
async fn terminate(&mut self) {}
}
fn update_modifiers(modifiers: &Cell<XMods>, key: u32, state: u8) -> bool {
if let Ok(key) = scancode::Linux::try_from(key) {
let mask = match key {
scancode::Linux::KeyLeftShift | scancode::Linux::KeyRightShift => XMods::ShiftMask,
scancode::Linux::KeyCapsLock => XMods::LockMask,
scancode::Linux::KeyLeftCtrl | scancode::Linux::KeyRightCtrl => XMods::ControlMask,
scancode::Linux::KeyLeftAlt | scancode::Linux::KeyRightalt => XMods::Mod1Mask,
scancode::Linux::KeyLeftMeta | scancode::Linux::KeyRightmeta => XMods::Mod4Mask,
_ => XMods::empty(),
};
// unchanged
if mask.is_empty() {
return false;
}
let mut mods = modifiers.get();
match state {
1 => mods.insert(mask),
_ => mods.remove(mask),
}
modifiers.set(mods);
true
} else {
false
}
}
fn set_modifiers(
active_modifiers: &Cell<XMods>,
depressed: u32,
latched: u32,
locked: u32,
group: u32,
) {
let depressed = XMods::from_bits(depressed).unwrap_or_default();
let _latched = XMods::from_bits(latched).unwrap_or_default();
let _locked = XMods::from_bits(locked).unwrap_or_default();
let _group = XMods::from_bits(group).unwrap_or_default();
// we only care about the depressed modifiers for now
active_modifiers.replace(depressed);
}
fn to_cgevent_flags(depressed: XMods) -> CGEventFlags {
let mut flags = CGEventFlags::empty();
if depressed.contains(XMods::ShiftMask) {
flags |= CGEventFlags::CGEventFlagShift;
}
if depressed.contains(XMods::LockMask) {
flags |= CGEventFlags::CGEventFlagAlphaShift;
}
if depressed.contains(XMods::ControlMask) {
flags |= CGEventFlags::CGEventFlagControl;
}
if depressed.contains(XMods::Mod1Mask) {
flags |= CGEventFlags::CGEventFlagAlternate;
}
if depressed.contains(XMods::Mod4Mask) {
flags |= CGEventFlags::CGEventFlagCommand;
}
flags
}
// From X11/X.h
bitflags! {
#[repr(C)]
#[derive(Clone, Copy, Debug, Default, Eq, Hash, Ord, PartialEq, PartialOrd)]
struct XMods: u32 {
const ShiftMask = (1<<0);
const LockMask = (1<<1);
const ControlMask = (1<<2);
const Mod1Mask = (1<<3);
const Mod2Mask = (1<<4);
const Mod3Mask = (1<<5);
const Mod4Mask = (1<<6);
const Mod5Mask = (1<<7);
}
}

View File

@@ -1,22 +1,22 @@
use super::error::{EmulationError, WindowsEmulationCreationError};
use input_event::{
BTN_BACK, BTN_FORWARD, BTN_LEFT, BTN_MIDDLE, BTN_RIGHT, Event, KeyboardEvent, PointerEvent,
scancode,
scancode, Event, KeyboardEvent, PointerEvent, BTN_BACK, BTN_FORWARD, BTN_LEFT, BTN_MIDDLE,
BTN_RIGHT,
};
use async_trait::async_trait;
use std::ops::BitOrAssign;
use std::time::Duration;
use tokio::task::AbortHandle;
use windows::Win32::UI::Input::KeyboardAndMouse::{
SendInput, INPUT_0, KEYEVENTF_EXTENDEDKEY, MOUSEEVENTF_XDOWN, MOUSEEVENTF_XUP,
};
use windows::Win32::UI::Input::KeyboardAndMouse::{
INPUT, INPUT_KEYBOARD, INPUT_MOUSE, KEYBDINPUT, KEYEVENTF_KEYUP, KEYEVENTF_SCANCODE,
MOUSEEVENTF_HWHEEL, MOUSEEVENTF_LEFTDOWN, MOUSEEVENTF_LEFTUP, MOUSEEVENTF_MIDDLEDOWN,
MOUSEEVENTF_MIDDLEUP, MOUSEEVENTF_MOVE, MOUSEEVENTF_RIGHTDOWN, MOUSEEVENTF_RIGHTUP,
MOUSEEVENTF_WHEEL, MOUSEINPUT,
};
use windows::Win32::UI::Input::KeyboardAndMouse::{
INPUT_0, KEYEVENTF_EXTENDEDKEY, MOUSEEVENTF_XDOWN, MOUSEEVENTF_XUP, SendInput,
};
use windows::Win32::UI::WindowsAndMessaging::{XBUTTON1, XBUTTON2};
use super::{Emulation, EmulationHandle};

View File

@@ -1,18 +1,15 @@
use crate::error::EmulationError;
use super::{Emulation, error::WlrootsEmulationCreationError};
use super::{error::WlrootsEmulationCreationError, Emulation};
use async_trait::async_trait;
use bitflags::bitflags;
use std::collections::HashMap;
use std::io;
use std::os::fd::{AsFd, OwnedFd};
use std::sync::{Arc, Mutex};
use std::time::{SystemTime, UNIX_EPOCH};
use wayland_client::WEnum;
use wayland_client::backend::WaylandError;
use wayland_client::WEnum;
use wayland_client::protocol::wl_keyboard::{self, WlKeyboard};
use wayland_client::protocol::wl_pointer::{Axis, AxisSource, ButtonState};
use wayland_client::protocol::wl_pointer::{Axis, ButtonState};
use wayland_client::protocol::wl_seat::WlSeat;
use wayland_protocols_wlr::virtual_pointer::v1::client::{
zwlr_virtual_pointer_manager_v1::ZwlrVirtualPointerManagerV1 as VpManager,
@@ -25,15 +22,16 @@ use wayland_protocols_misc::zwp_virtual_keyboard_v1::client::{
};
use wayland_client::{
Connection, Dispatch, EventQueue, QueueHandle, delegate_noop,
globals::{GlobalListContents, registry_queue_init},
delegate_noop,
globals::{registry_queue_init, GlobalListContents},
protocol::{wl_registry, wl_seat},
Connection, Dispatch, EventQueue, QueueHandle,
};
use input_event::{Event, KeyboardEvent, PointerEvent, scancode};
use input_event::{Event, KeyboardEvent, PointerEvent};
use super::EmulationHandle;
use super::error::WaylandBindError;
use super::EmulationHandle;
struct State {
keymap: Option<(u32, OwnedFd, u32)>,
@@ -104,11 +102,7 @@ impl State {
panic!("no keymap");
}
let vinput = VirtualInput {
pointer,
keyboard,
modifiers: Arc::new(Mutex::new(XMods::empty())),
};
let vinput = VirtualInput { pointer, keyboard };
self.input_for_client.insert(client, vinput);
}
@@ -162,13 +156,13 @@ impl Emulation for WlrootsEmulation {
async fn create(&mut self, handle: EmulationHandle) {
self.state.add_client(handle);
if let Err(e) = self.queue.flush() {
log::error!("{e}");
log::error!("{}", e);
}
}
async fn destroy(&mut self, handle: EmulationHandle) {
self.state.destroy_client(handle);
if let Err(e) = self.queue.flush() {
log::error!("{e}");
log::error!("{}", e);
}
}
async fn terminate(&mut self) {
@@ -179,16 +173,10 @@ impl Emulation for WlrootsEmulation {
struct VirtualInput {
pointer: Vp,
keyboard: Vk,
modifiers: Arc<Mutex<XMods>>,
}
impl VirtualInput {
fn consume_event(&self, event: Event) -> Result<(), ()> {
let now: u32 = SystemTime::now()
.duration_since(UNIX_EPOCH)
.unwrap_or_default()
.as_millis() as u32;
match event {
Event::Pointer(e) => {
match e {
@@ -209,8 +197,7 @@ impl VirtualInput {
PointerEvent::AxisDiscrete120 { axis, value } => {
let axis: Axis = (axis as u32).try_into()?;
self.pointer
.axis_discrete(now, axis, value as f64 / 8., value / 120);
self.pointer.axis_source(AxisSource::Wheel);
.axis_discrete(0, axis, value as f64 / 6., value / 120);
self.pointer.frame();
}
}
@@ -219,17 +206,6 @@ impl VirtualInput {
Event::Keyboard(e) => match e {
KeyboardEvent::Key { time, key, state } => {
self.keyboard.key(time, key, state as u32);
if let Ok(mut mods) = self.modifiers.lock() {
if mods.update_by_key_event(key, state) {
log::trace!("Key triggers modifier change: {mods:?}");
self.keyboard.modifiers(
mods.mask_pressed().bits(),
0,
mods.mask_locks().bits(),
0,
);
}
}
}
KeyboardEvent::Modifiers {
depressed: mods_depressed,
@@ -237,10 +213,6 @@ impl VirtualInput {
locked: mods_locked,
group,
} => {
// Synchronize internal modifier state, assuming server is authoritative
if let Ok(mut mods) = self.modifiers.lock() {
mods.update_by_mods_event(e);
}
self.keyboard
.modifiers(mods_depressed, mods_latched, mods_locked, group);
}
@@ -301,74 +273,3 @@ impl Dispatch<WlSeat, ()> for State {
}
}
}
// From X11/X.h
bitflags! {
#[repr(C)]
#[derive(Clone, Copy, Debug, Default, Eq, Hash, Ord, PartialEq, PartialOrd)]
struct XMods: u32 {
const ShiftMask = (1<<0);
const LockMask = (1<<1);
const ControlMask = (1<<2);
const Mod1Mask = (1<<3);
const Mod2Mask = (1<<4);
const Mod3Mask = (1<<5);
const Mod4Mask = (1<<6);
const Mod5Mask = (1<<7);
}
}
impl XMods {
fn update_by_mods_event(&mut self, evt: KeyboardEvent) {
if let KeyboardEvent::Modifiers {
depressed, locked, ..
} = evt
{
*self = XMods::from_bits_truncate(depressed) | XMods::from_bits_truncate(locked);
}
}
fn update_by_key_event(&mut self, key: u32, state: u8) -> bool {
if let Ok(key) = scancode::Linux::try_from(key) {
log::trace!("Attempting to process modifier from: {key:#?}");
let pressed_mask = match key {
scancode::Linux::KeyLeftShift | scancode::Linux::KeyRightShift => XMods::ShiftMask,
scancode::Linux::KeyLeftCtrl | scancode::Linux::KeyRightCtrl => XMods::ControlMask,
scancode::Linux::KeyLeftAlt | scancode::Linux::KeyRightalt => XMods::Mod1Mask,
scancode::Linux::KeyLeftMeta | scancode::Linux::KeyRightmeta => XMods::Mod4Mask,
_ => XMods::empty(),
};
let locked_mask = match key {
scancode::Linux::KeyCapsLock => XMods::LockMask,
scancode::Linux::KeyNumlock => XMods::Mod2Mask,
scancode::Linux::KeyScrollLock => XMods::Mod3Mask,
_ => XMods::empty(),
};
// unchanged
if pressed_mask.is_empty() && locked_mask.is_empty() {
log::trace!("{key:#?} is not a modifier key");
return false;
}
match state {
1 => self.insert(pressed_mask),
_ => {
self.remove(pressed_mask);
self.toggle(locked_mask);
}
}
true
} else {
false
}
}
fn mask_locks(&self) -> XMods {
*self & (XMods::LockMask | XMods::Mod2Mask | XMods::Mod3Mask)
}
fn mask_pressed(&self) -> XMods {
*self & (XMods::ShiftMask | XMods::ControlMask | XMods::Mod1Mask | XMods::Mod4Mask)
}
}

View File

@@ -6,12 +6,12 @@ use x11::{
};
use input_event::{
BTN_BACK, BTN_FORWARD, BTN_LEFT, BTN_MIDDLE, BTN_RIGHT, Event, KeyboardEvent, PointerEvent,
Event, KeyboardEvent, PointerEvent, BTN_BACK, BTN_FORWARD, BTN_LEFT, BTN_MIDDLE, BTN_RIGHT,
};
use crate::error::EmulationError;
use super::{Emulation, EmulationHandle, error::X11EmulationCreationError};
use super::{error::X11EmulationCreationError, Emulation, EmulationHandle};
pub(crate) struct X11Emulation {
display: *mut xlib::Display,
@@ -23,7 +23,7 @@ impl X11Emulation {
pub(crate) fn new() -> Result<Self, X11EmulationCreationError> {
let display = unsafe {
match xlib::XOpenDisplay(ptr::null()) {
d if std::ptr::eq(d, ptr::null_mut::<xlib::Display>()) => {
d if d == ptr::null::<xlib::Display>() as *mut xlib::Display => {
Err(X11EmulationCreationError::OpenDisplay)
}
display => Ok(display),

View File

@@ -1,12 +1,10 @@
use ashpd::{
desktop::{
remote_desktop::{Axis, DeviceType, KeyState, RemoteDesktop},
PersistMode, Session,
remote_desktop::{
Axis, DeviceType, KeyState, NotifyPointerAxisOptions, RemoteDesktop,
SelectDevicesOptions,
},
},
zbus::AsyncDrop,
WindowIdentifier,
};
use async_trait::async_trait;
@@ -18,31 +16,35 @@ use input_event::{
use crate::error::EmulationError;
use super::{Emulation, EmulationHandle, error::XdpEmulationCreationError};
use super::{error::XdpEmulationCreationError, Emulation, EmulationHandle};
pub(crate) struct DesktopPortalEmulation {
proxy: RemoteDesktop,
session: Session<RemoteDesktop>,
pub(crate) struct DesktopPortalEmulation<'a> {
proxy: RemoteDesktop<'a>,
session: Session<'a, RemoteDesktop<'a>>,
}
impl DesktopPortalEmulation {
pub(crate) async fn new() -> Result<DesktopPortalEmulation, XdpEmulationCreationError> {
impl<'a> DesktopPortalEmulation<'a> {
pub(crate) async fn new() -> Result<DesktopPortalEmulation<'a>, XdpEmulationCreationError> {
log::debug!("connecting to org.freedesktop.portal.RemoteDesktop portal ...");
let proxy = RemoteDesktop::new().await?;
// retry when user presses the cancel button
log::debug!("creating session ...");
let session = proxy.create_session(Default::default()).await?;
let session = proxy.create_session().await?;
log::debug!("selecting devices ...");
let options = SelectDevicesOptions::default()
.set_devices(DeviceType::Keyboard | DeviceType::Pointer)
.set_persist_mode(PersistMode::ExplicitlyRevoked);
proxy.select_devices(&session, options).await?;
proxy
.select_devices(
&session,
DeviceType::Keyboard | DeviceType::Pointer,
None,
PersistMode::ExplicitlyRevoked,
)
.await?;
log::info!("requesting permission for input emulation");
let _devices = proxy
.start(&session, None, Default::default())
.start(&session, &WindowIdentifier::default())
.await?
.response()?;
@@ -54,7 +56,7 @@ impl DesktopPortalEmulation {
}
#[async_trait]
impl Emulation for DesktopPortalEmulation {
impl<'a> Emulation for DesktopPortalEmulation<'a> {
async fn consume(
&mut self,
event: input_event::Event,
@@ -64,7 +66,7 @@ impl Emulation for DesktopPortalEmulation {
Pointer(p) => match p {
PointerEvent::Motion { time: _, dx, dy } => {
self.proxy
.notify_pointer_motion(&self.session, dx, dy, Default::default())
.notify_pointer_motion(&self.session, dx, dy)
.await?;
}
PointerEvent::Button {
@@ -77,12 +79,7 @@ impl Emulation for DesktopPortalEmulation {
_ => KeyState::Pressed,
};
self.proxy
.notify_pointer_button(
&self.session,
button as i32,
state,
Default::default(),
)
.notify_pointer_button(&self.session, button as i32, state)
.await?;
}
PointerEvent::AxisDiscrete120 { axis, value } => {
@@ -91,12 +88,7 @@ impl Emulation for DesktopPortalEmulation {
_ => Axis::Horizontal,
};
self.proxy
.notify_pointer_axis_discrete(
&self.session,
axis,
value / 120,
Default::default(),
)
.notify_pointer_axis_discrete(&self.session, axis, value / 120)
.await?;
}
PointerEvent::Axis {
@@ -113,12 +105,7 @@ impl Emulation for DesktopPortalEmulation {
Axis::Horizontal => (value, 0.),
};
self.proxy
.notify_pointer_axis(
&self.session,
dx,
dy,
NotifyPointerAxisOptions::default().set_finish(true),
)
.notify_pointer_axis(&self.session, dx, dy, true)
.await?;
}
},
@@ -134,12 +121,7 @@ impl Emulation for DesktopPortalEmulation {
_ => KeyState::Pressed,
};
self.proxy
.notify_keyboard_keycode(
&self.session,
key as i32,
state,
Default::default(),
)
.notify_keyboard_keycode(&self.session, key as i32, state)
.await?;
}
KeyboardEvent::Modifiers { .. } => {
@@ -163,8 +145,9 @@ impl Emulation for DesktopPortalEmulation {
}
}
impl AsyncDrop for DesktopPortalEmulation {
impl<'a> AsyncDrop for DesktopPortalEmulation<'a> {
#[doc = r" Perform the async cleanup."]
#[must_use]
#[allow(clippy::type_complexity, clippy::type_repetition_in_bounds)]
fn async_drop<'async_trait>(
self,

View File

@@ -1,7 +1,7 @@
[package]
name = "input-event"
description = "cross-platform input-event types for input-capture / input-emulation"
version = "0.3.0"
version = "0.2.1"
edition = "2021"
license = "GPL-3.0-or-later"
repository = "https://github.com/feschber/lan-mouse"
@@ -11,10 +11,10 @@ futures-core = "0.3.30"
log = "0.4.22"
num_enum = "0.7.2"
serde = { version = "1.0", features = ["derive"] }
thiserror = "2.0.0"
thiserror = "1.0.61"
[target.'cfg(all(unix, not(target_os="macos")))'.dependencies]
reis = { version = "0.5.0", optional = true }
reis = { version = "0.2.0", optional = true }
[features]
default = ["libei"]

View File

@@ -112,8 +112,8 @@ impl Display for KeyboardEvent {
impl Display for Event {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
Event::Pointer(p) => write!(f, "{p}"),
Event::Keyboard(k) => write!(f, "{k}"),
Event::Pointer(p) => write!(f, "{}", p),
Event::Keyboard(k) => write!(f, "{}", k),
}
}
}

View File

@@ -1,20 +0,0 @@
[package]
name = "lan-mouse-cli"
description = "CLI Frontend for lan-mouse"
version = "0.2.0"
edition = "2021"
license = "GPL-3.0-or-later"
repository = "https://github.com/feschber/lan-mouse"
[dependencies]
futures = "0.3.30"
lan-mouse-ipc = { path = "../lan-mouse-ipc", version = "0.2.0" }
clap = { version = "4.4.11", features = ["derive"] }
thiserror = "2.0.0"
tokio = { version = "1.32.0", features = [
"io-util",
"io-std",
"macros",
"net",
"rt",
] }

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@@ -1,170 +0,0 @@
use clap::{Args, Parser, Subcommand};
use futures::StreamExt;
use std::{net::IpAddr, time::Duration};
use thiserror::Error;
use lan_mouse_ipc::{
ClientHandle, ConnectionError, FrontendEvent, FrontendRequest, IpcError, Position,
connect_async,
};
#[derive(Debug, Error)]
pub enum CliError {
/// is the service running?
#[error("could not connect: `{0}` - is the service running?")]
ServiceNotRunning(#[from] ConnectionError),
#[error("error communicating with service: {0}")]
Ipc(#[from] IpcError),
}
#[derive(Parser, Clone, Debug, PartialEq, Eq)]
#[command(name = "lan-mouse-cli", about = "LanMouse CLI interface")]
pub struct CliArgs {
#[command(subcommand)]
command: CliSubcommand,
}
#[derive(Args, Clone, Debug, PartialEq, Eq)]
struct Client {
#[arg(long)]
hostname: Option<String>,
#[arg(long)]
port: Option<u16>,
#[arg(long)]
ips: Option<Vec<IpAddr>>,
#[arg(long)]
enter_hook: Option<String>,
}
#[derive(Clone, Subcommand, Debug, PartialEq, Eq)]
enum CliSubcommand {
/// add a new client
AddClient(Client),
/// remove an existing client
RemoveClient { id: ClientHandle },
/// activate a client
Activate { id: ClientHandle },
/// deactivate a client
Deactivate { id: ClientHandle },
/// list configured clients
List,
/// change hostname
SetHost {
id: ClientHandle,
host: Option<String>,
},
/// change port
SetPort { id: ClientHandle, port: u16 },
/// set position
SetPosition { id: ClientHandle, pos: Position },
/// set ips
SetIps { id: ClientHandle, ips: Vec<IpAddr> },
/// re-enable capture
EnableCapture,
/// re-enable emulation
EnableEmulation,
/// authorize a public key
AuthorizeKey {
description: String,
sha256_fingerprint: String,
},
/// deauthorize a public key
RemoveAuthorizedKey { sha256_fingerprint: String },
/// save configuration to file
SaveConfig,
}
pub async fn run(args: CliArgs) -> Result<(), CliError> {
execute(args.command).await?;
Ok(())
}
async fn execute(cmd: CliSubcommand) -> Result<(), CliError> {
let (mut rx, mut tx) = connect_async(Some(Duration::from_millis(500))).await?;
match cmd {
CliSubcommand::AddClient(Client {
hostname,
port,
ips,
enter_hook,
}) => {
tx.request(FrontendRequest::Create).await?;
while let Some(e) = rx.next().await {
if let FrontendEvent::Created(handle, _, _) = e? {
if let Some(hostname) = hostname {
tx.request(FrontendRequest::UpdateHostname(handle, Some(hostname)))
.await?;
}
if let Some(port) = port {
tx.request(FrontendRequest::UpdatePort(handle, port))
.await?;
}
if let Some(ips) = ips {
tx.request(FrontendRequest::UpdateFixIps(handle, ips))
.await?;
}
if let Some(enter_hook) = enter_hook {
tx.request(FrontendRequest::UpdateEnterHook(handle, Some(enter_hook)))
.await?;
}
break;
}
}
}
CliSubcommand::RemoveClient { id } => tx.request(FrontendRequest::Delete(id)).await?,
CliSubcommand::Activate { id } => tx.request(FrontendRequest::Activate(id, true)).await?,
CliSubcommand::Deactivate { id } => {
tx.request(FrontendRequest::Activate(id, false)).await?
}
CliSubcommand::List => {
tx.request(FrontendRequest::Enumerate()).await?;
while let Some(e) = rx.next().await {
if let FrontendEvent::Enumerate(clients) = e? {
for (handle, config, state) in clients {
let host = config.hostname.unwrap_or("unknown".to_owned());
let port = config.port;
let pos = config.pos;
let active = state.active;
let ips = state.ips;
println!(
"id {handle}: {host}:{port} ({pos}) active: {active}, ips: {ips:?}"
);
}
break;
}
}
}
CliSubcommand::SetHost { id, host } => {
tx.request(FrontendRequest::UpdateHostname(id, host))
.await?
}
CliSubcommand::SetPort { id, port } => {
tx.request(FrontendRequest::UpdatePort(id, port)).await?
}
CliSubcommand::SetPosition { id, pos } => {
tx.request(FrontendRequest::UpdatePosition(id, pos)).await?
}
CliSubcommand::SetIps { id, ips } => {
tx.request(FrontendRequest::UpdateFixIps(id, ips)).await?
}
CliSubcommand::EnableCapture => tx.request(FrontendRequest::EnableCapture).await?,
CliSubcommand::EnableEmulation => tx.request(FrontendRequest::EnableEmulation).await?,
CliSubcommand::AuthorizeKey {
description,
sha256_fingerprint,
} => {
tx.request(FrontendRequest::AuthorizeKey(
description,
sha256_fingerprint,
))
.await?
}
CliSubcommand::RemoveAuthorizedKey { sha256_fingerprint } => {
tx.request(FrontendRequest::RemoveAuthorizedKey(sha256_fingerprint))
.await?
}
CliSubcommand::SaveConfig => tx.request(FrontendRequest::SaveConfiguration).await?,
}
Ok(())
}

View File

@@ -1,19 +0,0 @@
[package]
name = "lan-mouse-gtk"
description = "GTK4 / Libadwaita Frontend for lan-mouse"
version = "0.2.0"
edition = "2021"
license = "GPL-3.0-or-later"
repository = "https://github.com/feschber/lan-mouse"
[dependencies]
gtk = { package = "gtk4", version = "0.9.0", features = ["v4_2"] }
adw = { package = "libadwaita", version = "0.7.0", features = ["v1_1"] }
async-channel = { version = "2.1.1" }
hostname = "0.4.0"
log = "0.4.20"
lan-mouse-ipc = { path = "../lan-mouse-ipc", version = "0.2.0" }
thiserror = "2.0.0"
[build-dependencies]
glib-build-tools = { version = "0.20.0" }

View File

@@ -1,8 +0,0 @@
fn main() {
// composite_templates
glib_build_tools::compile_resources(
&["resources"],
"resources/resources.gresource.xml",
"lan-mouse.gresource",
);
}

View File

@@ -1,102 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<interface>
<requires lib="gtk" version="4.0"/>
<requires lib="libadwaita" version="1.0"/>
<template class="AuthorizationWindow" parent="AdwWindow">
<property name="modal">True</property>
<property name="width-request">180</property>
<property name="default-width">180</property>
<property name="height-request">180</property>
<property name="default-height">180</property>
<property name="title" translatable="yes">Unauthorized Device</property>
<property name="content">
<object class="GtkBox">
<property name="orientation">vertical</property>
<property name="vexpand">True</property>
<child type="top">
<object class="AdwHeaderBar">
<style>
<class name="flat"/>
</style>
</object>
</child>
<child>
<object class="GtkBox">
<property name="orientation">vertical</property>
<property name="spacing">30</property>
<property name="margin-start">30</property>
<property name="margin-end">30</property>
<property name="margin-top">30</property>
<property name="margin-bottom">30</property>
<child>
<object class="GtkLabel">
<property name="label">An unauthorized Device is trying to connect. Do you want to authorize this Device?</property>
<property name="width-request">100</property>
<property name="wrap">word-wrap</property>
</object>
</child>
<child>
<object class="AdwPreferencesGroup">
<property name="title">sha256 fingerprint</property>
<child>
<object class="AdwActionRow">
<property name="child">
<object class="GtkLabel" id="fingerprint">
<property name="ellipsize">PANGO_ELLIPSIZE_NONE</property>
<property name="vexpand">True</property>
<property name="hexpand">False</property>
<property name="wrap">True</property>
<property name="wrap-mode">word-char</property>
<property name="justify">center</property>
<property name="xalign">0.5</property>
<property name="margin-top">10</property>
<property name="margin-bottom">10</property>
<property name="margin-start">10</property>
<property name="margin-end">10</property>
<property name="width-chars">64</property>
</object>
</property>
</object>
</child>
</object>
</child>
</object>
</child>
<child>
<object class="GtkBox">
<property name="margin-start">30</property>
<property name="margin-end">30</property>
<property name="margin-top">30</property>
<property name="margin-bottom">30</property>
<property name="orientation">horizontal</property>
<property name="spacing">30</property>
<property name="hexpand">True</property>
<property name="vexpand">True</property>
<property name="valign">end</property>
<child>
<object class="GtkButton" id="cancel_button">
<signal name="clicked" handler="handle_cancel" swapped="true"/>
<property name="label" translatable="yes">Cancel</property>
<property name="can-shrink">True</property>
<property name="height-request">50</property>
<property name="hexpand">True</property>
</object>
</child>
<child>
<object class="GtkButton" id="confirm_button">
<signal name="clicked" handler="handle_confirm" swapped="true"/>
<property name="label" translatable="yes">Authorize</property>
<property name="can-shrink">True</property>
<property name="height-request">50</property>
<property name="hexpand">True</property>
<style>
<class name="destructive-action"/>
</style>
</object>
</child>
</object>
</child>
</object>
</property>
</template>
</interface>

View File

@@ -1,101 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<interface>
<requires lib="gtk" version="4.0"/>
<requires lib="libadwaita" version="1.0"/>
<template class="FingerprintWindow" parent="AdwWindow">
<property name="modal">True</property>
<property name="width-request">880</property>
<property name="default-width">880</property>
<property name="height-request">380</property>
<property name="default-height">380</property>
<property name="title" translatable="yes">Add Certificate Fingerprint</property>
<property name="content">
<object class="AdwToolbarView">
<child type="top">
<object class="AdwHeaderBar"/>
</child>
<property name="content">
<object class="AdwClamp">
<property name="maximum-size">770</property>
<property name="tightening-threshold">0</property>
<property name="child">
<object class="GtkBox">
<property name="orientation">vertical</property>
<property name="spacing">18</property>
<child>
<object class="GtkLabel">
<property name="label">The certificate fingerprint serves as a unique identifier for your device.</property>
</object>
</child>
<child>
<object class="GtkLabel">
<property name="label">You can find it under the `General` section of the device you want to connect</property>
</object>
</child>
<child>
<object class="AdwPreferencesGroup">
<property name="title">description</property>
<child>
<object class="AdwActionRow">
<property name="child">
<object class="GtkText" id="description">
<property name="margin-top">10</property>
<property name="margin-bottom">10</property>
<property name="margin-start">10</property>
<property name="margin-end">10</property>
<property name="enable-undo">True</property>
<property name="hexpand">True</property>
<property name="vexpand">True</property>
<property name="max-length">0</property>
</object>
</property>
</object>
</child>
</object>
</child>
<child>
<object class="AdwPreferencesGroup">
<property name="title">sha256 fingerprint</property>
<child>
<object class="AdwActionRow">
<property name="child">
<object class="GtkText" id="fingerprint">
<property name="margin-top">10</property>
<property name="margin-bottom">10</property>
<property name="margin-start">10</property>
<property name="margin-end">10</property>
<property name="enable-undo">True</property>
<property name="hexpand">True</property>
<property name="vexpand">True</property>
<property name="max-length">0</property>
</object>
</property>
</object>
</child>
</object>
</child>
<child>
<object class="GtkBox">
<property name="orientation">vertical</property>
<property name="halign">center</property>
<child>
<object class="GtkButton" id="confirm_button">
<signal name="clicked" handler="handle_confirm" swapped="true"/>
<property name="label" translatable="yes">Confirm</property>
<property name="can-shrink">True</property>
<style>
<class name="pill"/>
<class name="suggested-action"/>
</style>
</object>
</child>
</object>
</child>
</object>
</property>
</object>
</property>
</object>
</property>
</template>
</interface>

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<g fill="#2e3436">
<path d="m 6.5 0 c -1.378906 0 -2.5 1.121094 -2.5 2.5 v 0.5 h -3 c -0.550781 0 -1 0.449219 -1 1 s 0.449219 1 1 1 h 1 v 8 c 0 1.65625 1.34375 3 3 3 h 6 c 1.65625 0 3 -1.34375 3 -3 v -8 h 1 c 0.550781 0 1 -0.449219 1 -1 s -0.449219 -1 -1 -1 h -3.023438 v -0.5 c 0 -1.378906 -1.117187 -2.5 -2.5 -2.5 z m 0 2 h 2.976562 c 0.289063 0 0.5 0.210938 0.5 0.5 v 0.5 h -3.976562 v -0.5 c 0 -0.289062 0.210938 -0.5 0.5 -0.5 z m -2.5 3 h 8 v 8 c 0 0.5625 -0.4375 1 -1 1 h -6 c -0.5625 0 -1 -0.4375 -1 -1 z m 0 0"/>
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<?xml version="1.0" encoding="UTF-8"?>
<svg height="16px" viewBox="0 0 16 16" width="16px" xmlns="http://www.w3.org/2000/svg">
<g fill="#2e3436">
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<?xml version="1.0" encoding="UTF-8"?>
<interface>
<template class="KeyRow" parent="AdwActionRow">
<child type="prefix">
<object class="GtkButton" id="delete_button">
<property name="valign">center</property>
<property name="halign">end</property>
<property name="tooltip-text" translatable="yes">revoke authorization</property>
<property name="icon-name">edit-delete-symbolic</property>
<style>
<class name="flat"/>
</style>
</object>
</child>
</template>
</interface>

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<?xml version="1.0" encoding="UTF-8"?>
<gresources>
<gresource prefix="/de/feschber/LanMouse">
<file compressed="true" preprocess="xml-stripblanks">window.ui</file>
<file compressed="true" preprocess="xml-stripblanks">authorization_window.ui</file>
<file compressed="true" preprocess="xml-stripblanks">fingerprint_window.ui</file>
<file compressed="true" preprocess="xml-stripblanks">client_row.ui</file>
<file compressed="true" preprocess="xml-stripblanks">key_row.ui</file>
</gresource>
<gresource prefix="/de/feschber/LanMouse/icons">
<file compressed="true" preprocess="xml-stripblanks">de.feschber.LanMouse.svg</file>
<!--
Bundled Adwaita symbolic icons so the GTK frontend has a complete icon set
on platforms (notably macOS) where the Adwaita icon theme is not installed.
Registered via IconTheme::add_resource_path("/de/feschber/LanMouse/icons").
-->
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/actions/edit-copy-symbolic.svg">icons/scalable/actions/edit-copy-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/actions/edit-delete-symbolic.svg">icons/scalable/actions/edit-delete-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/actions/emblem-ok-symbolic.svg">icons/scalable/actions/emblem-ok-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/actions/list-add-symbolic.svg">icons/scalable/actions/list-add-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/actions/object-rotate-right-symbolic.svg">icons/scalable/actions/object-rotate-right-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/actions/object-select-symbolic.svg">icons/scalable/actions/object-select-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/actions/open-menu-symbolic.svg">icons/scalable/actions/open-menu-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/actions/process-stop-symbolic.svg">icons/scalable/actions/process-stop-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/devices/auth-fingerprint-symbolic.svg">icons/scalable/devices/auth-fingerprint-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/devices/network-wired-symbolic.svg">icons/scalable/devices/network-wired-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/places/user-trash-symbolic.svg">icons/scalable/places/user-trash-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/status/dialog-warning-symbolic.svg">icons/scalable/status/dialog-warning-symbolic.svg</file>
<file compressed="true" preprocess="xml-stripblanks" alias="scalable/status/network-wired-disconnected-symbolic.svg">icons/scalable/status/network-wired-disconnected-symbolic.svg</file>
</gresource>
</gresources>

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mod imp;
use glib::Object;
use gtk::{gio, glib, subclass::prelude::ObjectSubclassIsExt};
glib::wrapper! {
pub struct AuthorizationWindow(ObjectSubclass<imp::AuthorizationWindow>)
@extends adw::Window, gtk::Window, gtk::Widget,
@implements gio::ActionGroup, gio::ActionMap, gtk::Accessible, gtk::Buildable,
gtk::ConstraintTarget, gtk::Native, gtk::Root, gtk::ShortcutManager;
}
impl AuthorizationWindow {
pub(crate) fn new(fingerprint: &str) -> Self {
let window: Self = Object::builder().build();
window.imp().set_fingerprint(fingerprint);
window
}
}

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use std::sync::OnceLock;
use adw::prelude::*;
use adw::subclass::prelude::*;
use glib::subclass::InitializingObject;
use gtk::{
Button, CompositeTemplate, Label,
glib::{self, subclass::Signal},
template_callbacks,
};
#[derive(CompositeTemplate, Default)]
#[template(resource = "/de/feschber/LanMouse/authorization_window.ui")]
pub struct AuthorizationWindow {
#[template_child]
pub fingerprint: TemplateChild<Label>,
#[template_child]
pub cancel_button: TemplateChild<Button>,
#[template_child]
pub confirm_button: TemplateChild<Button>,
}
#[glib::object_subclass]
impl ObjectSubclass for AuthorizationWindow {
const NAME: &'static str = "AuthorizationWindow";
const ABSTRACT: bool = false;
type Type = super::AuthorizationWindow;
type ParentType = adw::Window;
fn class_init(klass: &mut Self::Class) {
klass.bind_template();
klass.bind_template_callbacks();
}
fn instance_init(obj: &InitializingObject<Self>) {
obj.init_template();
}
}
#[template_callbacks]
impl AuthorizationWindow {
#[template_callback]
fn handle_confirm(&self, _button: Button) {
let fp = self.fingerprint.text().as_str().trim().to_owned();
self.obj().emit_by_name("confirm-clicked", &[&fp])
}
#[template_callback]
fn handle_cancel(&self, _: Button) {
self.obj().emit_by_name("cancel-clicked", &[])
}
pub(super) fn set_fingerprint(&self, fingerprint: &str) {
self.fingerprint.set_text(fingerprint);
}
}
impl ObjectImpl for AuthorizationWindow {
fn signals() -> &'static [Signal] {
static SIGNALS: OnceLock<Vec<Signal>> = OnceLock::new();
SIGNALS.get_or_init(|| {
vec![
Signal::builder("confirm-clicked")
.param_types([String::static_type()])
.build(),
Signal::builder("cancel-clicked").build(),
]
})
}
}
impl WidgetImpl for AuthorizationWindow {}
impl WindowImpl for AuthorizationWindow {}
impl ApplicationWindowImpl for AuthorizationWindow {}
impl AdwWindowImpl for AuthorizationWindow {}

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@@ -1,230 +0,0 @@
use std::cell::RefCell;
use adw::subclass::prelude::*;
use adw::{ActionRow, ComboRow, prelude::*};
use glib::{Binding, subclass::InitializingObject};
use gtk::glib::subclass::Signal;
use gtk::glib::{SignalHandlerId, clone};
use gtk::{Button, CompositeTemplate, Entry, Switch, glib};
use lan_mouse_ipc::Position;
use std::sync::OnceLock;
use crate::client_object::ClientObject;
#[derive(CompositeTemplate, Default)]
#[template(resource = "/de/feschber/LanMouse/client_row.ui")]
pub struct ClientRow {
#[template_child]
pub enable_switch: TemplateChild<gtk::Switch>,
#[template_child]
pub dns_button: TemplateChild<gtk::Button>,
#[template_child]
pub hostname: TemplateChild<gtk::Entry>,
#[template_child]
pub port: TemplateChild<gtk::Entry>,
#[template_child]
pub position: TemplateChild<ComboRow>,
#[template_child]
pub delete_row: TemplateChild<ActionRow>,
#[template_child]
pub delete_button: TemplateChild<gtk::Button>,
#[template_child]
pub dns_loading_indicator: TemplateChild<gtk::Spinner>,
pub bindings: RefCell<Vec<Binding>>,
hostname_change_handler: RefCell<Option<SignalHandlerId>>,
port_change_handler: RefCell<Option<SignalHandlerId>>,
position_change_handler: RefCell<Option<SignalHandlerId>>,
set_state_handler: RefCell<Option<SignalHandlerId>>,
pub client_object: RefCell<Option<ClientObject>>,
}
#[glib::object_subclass]
impl ObjectSubclass for ClientRow {
// `NAME` needs to match `class` attribute of template
const NAME: &'static str = "ClientRow";
const ABSTRACT: bool = false;
type Type = super::ClientRow;
type ParentType = adw::ExpanderRow;
fn class_init(klass: &mut Self::Class) {
klass.bind_template();
klass.bind_template_callbacks();
}
fn instance_init(obj: &InitializingObject<Self>) {
obj.init_template();
}
}
impl ObjectImpl for ClientRow {
fn constructed(&self) {
self.parent_constructed();
self.delete_button.connect_clicked(clone!(
#[weak(rename_to = row)]
self,
move |button| {
row.handle_client_delete(button);
}
));
let handler = self.hostname.connect_changed(clone!(
#[weak(rename_to = row)]
self,
move |entry| {
row.handle_hostname_changed(entry);
}
));
self.hostname_change_handler.replace(Some(handler));
let handler = self.port.connect_changed(clone!(
#[weak(rename_to = row)]
self,
move |entry| {
row.handle_port_changed(entry);
}
));
self.port_change_handler.replace(Some(handler));
let handler = self.position.connect_selected_notify(clone!(
#[weak(rename_to = row)]
self,
move |position| {
row.handle_position_changed(position);
}
));
self.position_change_handler.replace(Some(handler));
let handler = self.enable_switch.connect_state_set(clone!(
#[weak(rename_to = row)]
self,
#[upgrade_or]
glib::Propagation::Proceed,
move |switch, state| {
row.handle_activate_switch(state, switch);
glib::Propagation::Proceed
}
));
self.set_state_handler.replace(Some(handler));
}
fn signals() -> &'static [glib::subclass::Signal] {
static SIGNALS: OnceLock<Vec<Signal>> = OnceLock::new();
SIGNALS.get_or_init(|| {
vec![
Signal::builder("request-activate")
.param_types([bool::static_type()])
.build(),
Signal::builder("request-delete").build(),
Signal::builder("request-dns").build(),
Signal::builder("request-hostname-change")
.param_types([String::static_type()])
.build(),
Signal::builder("request-port-change")
.param_types([u32::static_type()])
.build(),
Signal::builder("request-position-change")
.param_types([u32::static_type()])
.build(),
]
})
}
}
#[gtk::template_callbacks]
impl ClientRow {
#[template_callback]
fn handle_activate_switch(&self, state: bool, _switch: &Switch) -> bool {
self.obj().emit_by_name::<()>("request-activate", &[&state]);
true // dont run default handler
}
#[template_callback]
fn handle_request_dns(&self, _: &Button) {
self.obj().emit_by_name::<()>("request-dns", &[]);
}
#[template_callback]
fn handle_client_delete(&self, _button: &Button) {
self.obj().emit_by_name::<()>("request-delete", &[]);
}
fn handle_port_changed(&self, port_entry: &Entry) {
if let Ok(port) = port_entry.text().parse::<u16>() {
self.obj()
.emit_by_name::<()>("request-port-change", &[&(port as u32)]);
}
}
fn handle_hostname_changed(&self, hostname_entry: &Entry) {
self.obj()
.emit_by_name::<()>("request-hostname-change", &[&hostname_entry.text()]);
}
fn handle_position_changed(&self, position: &ComboRow) {
self.obj()
.emit_by_name("request-position-change", &[&position.selected()])
}
pub(super) fn set_hostname(&self, hostname: Option<String>) {
let position = self.hostname.position();
let handler = self.hostname_change_handler.borrow();
let handler = handler.as_ref().expect("signal handler");
self.hostname.block_signal(handler);
self.client_object
.borrow_mut()
.as_mut()
.expect("client object")
.set_property("hostname", hostname);
self.hostname.unblock_signal(handler);
self.hostname.set_position(position);
}
pub(super) fn set_port(&self, port: u16) {
let position = self.port.position();
let handler = self.port_change_handler.borrow();
let handler = handler.as_ref().expect("signal handler");
self.port.block_signal(handler);
self.client_object
.borrow_mut()
.as_mut()
.expect("client object")
.set_port(port as u32);
self.port.unblock_signal(handler);
self.port.set_position(position);
}
pub(super) fn set_pos(&self, pos: Position) {
let handler = self.position_change_handler.borrow();
let handler = handler.as_ref().expect("signal handler");
self.position.block_signal(handler);
self.client_object
.borrow_mut()
.as_mut()
.expect("client object")
.set_position(pos.to_string());
self.position.unblock_signal(handler);
}
pub(super) fn set_active(&self, active: bool) {
let handler = self.set_state_handler.borrow();
let handler = handler.as_ref().expect("signal handler");
self.enable_switch.block_signal(handler);
self.client_object
.borrow_mut()
.as_mut()
.expect("client object")
.set_active(active);
self.enable_switch.unblock_signal(handler);
}
pub(super) fn set_dns_state(&self, resolved: bool) {
if resolved {
self.dns_button.set_css_classes(&["success"])
} else {
self.dns_button.set_css_classes(&["warning"])
}
}
}
impl WidgetImpl for ClientRow {}
impl BoxImpl for ClientRow {}
impl ListBoxRowImpl for ClientRow {}
impl PreferencesRowImpl for ClientRow {}
impl ExpanderRowImpl for ClientRow {}

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@@ -1,22 +0,0 @@
mod imp;
use glib::Object;
use gtk::{gio, glib, prelude::ObjectExt, subclass::prelude::ObjectSubclassIsExt};
glib::wrapper! {
pub struct FingerprintWindow(ObjectSubclass<imp::FingerprintWindow>)
@extends adw::Window, gtk::Window, gtk::Widget,
@implements gio::ActionGroup, gio::ActionMap, gtk::Accessible, gtk::Buildable,
gtk::ConstraintTarget, gtk::Native, gtk::Root, gtk::ShortcutManager;
}
impl FingerprintWindow {
pub(crate) fn new(fingerprint: Option<String>) -> Self {
let window: Self = Object::builder().build();
if let Some(fp) = fingerprint {
window.imp().fingerprint.set_property("text", fp);
window.imp().fingerprint.set_property("editable", false);
}
window
}
}

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@@ -1,67 +0,0 @@
use std::sync::OnceLock;
use adw::prelude::*;
use adw::subclass::prelude::*;
use glib::subclass::InitializingObject;
use gtk::{
Button, CompositeTemplate, Text,
glib::{self, subclass::Signal},
template_callbacks,
};
#[derive(CompositeTemplate, Default)]
#[template(resource = "/de/feschber/LanMouse/fingerprint_window.ui")]
pub struct FingerprintWindow {
#[template_child]
pub description: TemplateChild<Text>,
#[template_child]
pub fingerprint: TemplateChild<Text>,
#[template_child]
pub confirm_button: TemplateChild<Button>,
}
#[glib::object_subclass]
impl ObjectSubclass for FingerprintWindow {
const NAME: &'static str = "FingerprintWindow";
const ABSTRACT: bool = false;
type Type = super::FingerprintWindow;
type ParentType = adw::Window;
fn class_init(klass: &mut Self::Class) {
klass.bind_template();
klass.bind_template_callbacks();
}
fn instance_init(obj: &InitializingObject<Self>) {
obj.init_template();
}
}
#[template_callbacks]
impl FingerprintWindow {
#[template_callback]
fn handle_confirm(&self, _button: Button) {
let desc = self.description.text().as_str().trim().to_owned();
let fp = self.fingerprint.text().as_str().trim().to_owned();
self.obj().emit_by_name("confirm-clicked", &[&desc, &fp])
}
}
impl ObjectImpl for FingerprintWindow {
fn signals() -> &'static [Signal] {
static SIGNALS: OnceLock<Vec<Signal>> = OnceLock::new();
SIGNALS.get_or_init(|| {
vec![
Signal::builder("confirm-clicked")
.param_types([String::static_type(), String::static_type()])
.build(),
]
})
}
}
impl WidgetImpl for FingerprintWindow {}
impl WindowImpl for FingerprintWindow {}
impl ApplicationWindowImpl for FingerprintWindow {}
impl AdwWindowImpl for FingerprintWindow {}

View File

@@ -1,25 +0,0 @@
mod imp;
use adw::subclass::prelude::*;
use gtk::glib::{self, Object};
glib::wrapper! {
pub struct KeyObject(ObjectSubclass<imp::KeyObject>);
}
impl KeyObject {
pub fn new(desc: String, fp: String) -> Self {
Object::builder()
.property("description", desc)
.property("fingerprint", fp)
.build()
}
pub fn get_description(&self) -> String {
self.imp().description.borrow().clone()
}
pub fn get_fingerprint(&self) -> String {
self.imp().fingerprint.borrow().clone()
}
}

View File

@@ -1,24 +0,0 @@
use std::cell::RefCell;
use glib::Properties;
use gtk::glib;
use gtk::prelude::*;
use gtk::subclass::prelude::*;
#[derive(Properties, Default)]
#[properties(wrapper_type = super::KeyObject)]
pub struct KeyObject {
#[property(name = "description", get, set, type = String)]
pub description: RefCell<String>,
#[property(name = "fingerprint", get, set, type = String)]
pub fingerprint: RefCell<String>,
}
#[glib::object_subclass]
impl ObjectSubclass for KeyObject {
const NAME: &'static str = "KeyObject";
type Type = super::KeyObject;
}
#[glib::derived_properties]
impl ObjectImpl for KeyObject {}

View File

@@ -1,48 +0,0 @@
mod imp;
use adw::prelude::*;
use adw::subclass::prelude::*;
use gtk::glib::{self, Object};
use super::KeyObject;
glib::wrapper! {
pub struct KeyRow(ObjectSubclass<imp::KeyRow>)
@extends gtk::ListBoxRow, gtk::Widget, adw::PreferencesRow, adw::ActionRow,
@implements gtk::Accessible, gtk::Actionable, gtk::Buildable, gtk::ConstraintTarget;
}
impl Default for KeyRow {
fn default() -> Self {
Self::new()
}
}
impl KeyRow {
pub fn new() -> Self {
Object::builder().build()
}
pub fn bind(&self, key_object: &KeyObject) {
let mut bindings = self.imp().bindings.borrow_mut();
let title_binding = key_object
.bind_property("description", self, "title")
.sync_create()
.build();
let subtitle_binding = key_object
.bind_property("fingerprint", self, "subtitle")
.sync_create()
.build();
bindings.push(title_binding);
bindings.push(subtitle_binding);
}
pub fn unbind(&self) {
for binding in self.imp().bindings.borrow_mut().drain(..) {
binding.unbind();
}
}
}

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@@ -1,68 +0,0 @@
use std::cell::RefCell;
use adw::subclass::prelude::*;
use adw::{ActionRow, prelude::*};
use glib::{Binding, subclass::InitializingObject};
use gtk::glib::clone;
use gtk::glib::subclass::Signal;
use gtk::{Button, CompositeTemplate, glib};
use std::sync::OnceLock;
#[derive(CompositeTemplate, Default)]
#[template(resource = "/de/feschber/LanMouse/key_row.ui")]
pub struct KeyRow {
#[template_child]
pub delete_button: TemplateChild<gtk::Button>,
pub bindings: RefCell<Vec<Binding>>,
}
#[glib::object_subclass]
impl ObjectSubclass for KeyRow {
// `NAME` needs to match `class` attribute of template
const NAME: &'static str = "KeyRow";
const ABSTRACT: bool = false;
type Type = super::KeyRow;
type ParentType = ActionRow;
fn class_init(klass: &mut Self::Class) {
klass.bind_template();
klass.bind_template_callbacks();
}
fn instance_init(obj: &InitializingObject<Self>) {
obj.init_template();
}
}
impl ObjectImpl for KeyRow {
fn constructed(&self) {
self.parent_constructed();
self.delete_button.connect_clicked(clone!(
#[weak(rename_to = row)]
self,
move |button| {
row.handle_delete(button);
}
));
}
fn signals() -> &'static [glib::subclass::Signal] {
static SIGNALS: OnceLock<Vec<Signal>> = OnceLock::new();
SIGNALS.get_or_init(|| vec![Signal::builder("request-delete").build()])
}
}
#[gtk::template_callbacks]
impl KeyRow {
#[template_callback]
fn handle_delete(&self, _button: &Button) {
self.obj().emit_by_name::<()>("request-delete", &[]);
}
}
impl WidgetImpl for KeyRow {}
impl BoxImpl for KeyRow {}
impl ListBoxRowImpl for KeyRow {}
impl PreferencesRowImpl for KeyRow {}
impl ActionRowImpl for KeyRow {}

View File

@@ -1,291 +0,0 @@
mod authorization_window;
mod client_object;
mod client_row;
mod fingerprint_window;
mod key_object;
mod key_row;
#[cfg(target_os = "macos")]
mod macos_privacy;
#[cfg(target_os = "macos")]
mod macos_status_item;
mod window;
use std::{env, process, str};
use window::Window;
use lan_mouse_ipc::FrontendEvent;
use adw::Application;
use gtk::{IconTheme, gdk::Display, glib::clone, prelude::*};
use gtk::{gio, glib, prelude::ApplicationExt};
use self::client_object::ClientObject;
use self::key_object::KeyObject;
use thiserror::Error;
#[derive(Error, Debug)]
pub enum GtkError {
#[error("gtk frontend exited with non zero exit code: {0}")]
NonZeroExitCode(i32),
}
pub fn run() -> Result<(), GtkError> {
log::debug!("running gtk frontend");
#[cfg(windows)]
let ret = std::thread::Builder::new()
.stack_size(8 * 1024 * 1024) // https://gitlab.gnome.org/GNOME/gtk/-/commit/52dbb3f372b2c3ea339e879689c1de535ba2c2c3 -> caused crash on windows
.name("gtk".into())
.spawn(gtk_main)
.unwrap()
.join()
.unwrap();
#[cfg(not(windows))]
let ret = gtk_main();
match ret {
glib::ExitCode::SUCCESS => Ok(()),
e => Err(GtkError::NonZeroExitCode(e.value())),
}
}
fn gtk_main() -> glib::ExitCode {
#[cfg(target_os = "macos")]
{
configure_macos_bundle_environment();
install_macos_gtk_log_filter();
}
gio::resources_register_include!("lan-mouse.gresource").expect("Failed to register resources.");
let app = Application::builder()
.application_id("de.feschber.LanMouse")
.build();
app.connect_startup(|app| {
load_icons();
setup_actions(app);
setup_menu(app);
});
app.connect_activate(build_ui);
let args: Vec<&'static str> = vec![];
app.run_with_args(&args)
}
#[cfg(target_os = "macos")]
fn install_macos_gtk_log_filter() {
glib::log_set_writer_func(|level, fields| {
if level == glib::LogLevel::Warning && is_gtk_theme_parser_warning(fields) {
return glib::LogWriterOutput::Handled;
}
glib::log_writer_default(level, fields)
});
}
#[cfg(target_os = "macos")]
fn is_gtk_theme_parser_warning(fields: &[glib::LogField<'_>]) -> bool {
let mut domain = None;
let mut message = None;
for field in fields {
match field.key() {
"GLIB_DOMAIN" => domain = field.value_str(),
"MESSAGE" => message = field.value_str(),
_ => {}
}
}
domain == Some("Gtk")
&& message.is_some_and(|message| message.starts_with("Theme parser warning: gtk.css:"))
}
#[cfg(target_os = "macos")]
fn configure_macos_bundle_environment() {
let Ok(exe) = env::current_exe() else {
return;
};
let Some(contents) = exe
.parent()
.and_then(|dir| dir.parent())
.map(std::path::Path::to_owned)
else {
return;
};
let share = contents.join("Resources").join("share");
if !share.exists() {
return;
}
let schemas = share.join("glib-2.0").join("schemas");
if schemas.exists() {
env::set_var("GSETTINGS_SCHEMA_DIR", schemas);
}
env::set_var("XDG_DATA_DIRS", &share);
env::set_var(
"GTK_DATA_PREFIX",
contents.join("Resources").to_string_lossy().as_ref(),
);
}
fn load_icons() {
let display = &Display::default().expect("Could not connect to a display.");
let icon_theme = IconTheme::for_display(display);
icon_theme.add_resource_path("/de/feschber/LanMouse/icons");
}
// Add application actions
fn setup_actions(app: &adw::Application) {
// Quit action
// This is important on macOS, where users expect a File->Quit action with a Cmd+Q shortcut.
let quit_action = gio::SimpleAction::new("quit", None);
quit_action.connect_activate({
let app = app.clone();
move |_, _| {
app.quit();
}
});
app.add_action(&quit_action);
}
// Set up a global menu
//
// Currently this is used only on macOS
fn setup_menu(app: &adw::Application) {
let menu = gio::Menu::new();
let file_menu = gio::Menu::new();
file_menu.append(Some("Quit"), Some("app.quit"));
menu.append_submenu(Some("_File"), &file_menu);
app.set_menubar(Some(&menu))
}
fn build_ui(app: &Application) {
log::debug!("connecting to lan-mouse-socket");
let (mut frontend_rx, frontend_tx) = match lan_mouse_ipc::connect() {
Ok(conn) => conn,
Err(e) => {
log::error!("{e}");
process::exit(1);
}
};
log::debug!("connected to lan-mouse-socket");
let (sender, receiver) = async_channel::bounded(10);
gio::spawn_blocking(move || {
while let Some(e) = frontend_rx.next_event() {
match e {
Ok(e) => sender.send_blocking(e).unwrap(),
Err(e) => {
log::error!("{e}");
break;
}
}
}
});
let window = Window::new(app, frontend_tx);
#[cfg(target_os = "macos")]
{
window.connect_close_request(|window| {
window.set_visible(false);
glib::Propagation::Stop
});
macos_status_item::setup(app, &window);
// First-launch TCC prompts. No-op when already granted.
macos_privacy::fire_initial_prompts();
// Watch the Accessibility grant continuously for the lifetime
// of the process. On a grant, swap the warning row into its
// "relaunch required" state (the daemon subprocess already
// bailed and can't recover without a restart). On a REVOKE,
// quit immediately — an active CGEventTap at
// HeadInsertEventTap can wedge system input if the process
// lingers after losing AX, and forcing the process to exit is
// the only bulletproof way to guarantee the kernel tears the
// tap down.
let window_weak = window.downgrade();
let app_weak = app.downgrade();
macos_privacy::watch_accessibility_state(move |change| match change {
macos_privacy::AccessibilityChange::Granted => {
if let Some(window) = window_weak.upgrade() {
window.present();
window.refresh_capture_emulation_status();
}
}
macos_privacy::AccessibilityChange::Revoked => {
log::warn!("Accessibility revoked — quitting to avoid wedging system input");
if let Some(app) = app_weak.upgrade() {
app.quit();
}
}
});
}
glib::spawn_future_local(clone!(
#[weak]
window,
async move {
loop {
let notify = receiver.recv().await.unwrap_or_else(|_| process::exit(1));
match notify {
FrontendEvent::Created(handle, client, state) => {
window.new_client(handle, client, state)
}
FrontendEvent::Deleted(client) => window.delete_client(client),
FrontendEvent::State(handle, config, state) => {
window.update_client_config(handle, config);
window.update_client_state(handle, state);
}
FrontendEvent::NoSuchClient(_) => {}
FrontendEvent::Error(e) => window.show_toast(e.as_str()),
FrontendEvent::Enumerate(clients) => window.update_client_list(clients),
FrontendEvent::PortChanged(port, msg) => window.update_port(port, msg),
FrontendEvent::CaptureStatus(s) => window.set_capture(s.into()),
FrontendEvent::EmulationStatus(s) => window.set_emulation(s.into()),
FrontendEvent::AuthorizedUpdated(keys) => window.set_authorized_keys(keys),
FrontendEvent::PublicKeyFingerprint(fp) => window.set_pk_fp(&fp),
FrontendEvent::ConnectionAttempt { fingerprint } => {
window.request_authorization(&fingerprint);
}
FrontendEvent::DeviceConnected {
fingerprint: _,
addr,
} => {
window.show_toast(format!("device connected: {addr}").as_str());
}
FrontendEvent::DeviceEntered {
fingerprint: _,
addr,
pos,
} => {
window.show_toast(format!("device entered: {addr} ({pos})").as_str());
}
FrontendEvent::IncomingDisconnected(addr) => {
window.show_toast(format!("{addr} disconnected").as_str());
}
}
}
}
));
#[cfg(not(target_os = "macos"))]
window.present();
// On macOS, default to presenting the main window on every launch
// so the user gets a visible confirmation that the app is running
// — including the post-grant relaunch and normal Dock/Finder/`open`
// launches. Opt out by setting `LAN_MOUSE_HIDDEN=1` in the
// environment (useful for a LaunchAgent / login-item configuration
// where the user wants the app to come up quietly into the menu
// bar only, with no window on boot).
#[cfg(target_os = "macos")]
if env::var_os("LAN_MOUSE_HIDDEN").is_none() {
window.present();
}
}

View File

@@ -1,256 +0,0 @@
//! Tiny macOS Privacy-pane helpers used by the GUI.
//!
//! On macOS 13+, the Accessibility grant transitively confers the
//! listen-only event-tap privilege that Input Monitoring gates and the
//! synthesize-event privilege that Post Event gates, and the bundle
//! typically isn't even listed in those separate panes. So the single
//! user-facing action for any missing-capture or missing-emulation
//! scenario is "re-toggle Accessibility" — we don't route elsewhere.
use std::ffi::{c_uchar, c_void};
use std::process::Command;
use std::sync::Once;
use gtk::glib;
// Apple declares `AXIsProcessTrusted` as returning `Boolean` (`unsigned char`),
// NOT C's `bool`. Rust's `bool` has a strict bit pattern (0 or 1) so binding
// a `Boolean`-returning function as `-> bool` is technically UB if Apple ever
// returns a non-canonical true value. Keep these as `c_uchar` and normalize.
#[link(name = "ApplicationServices", kind = "framework")]
extern "C" {
fn AXIsProcessTrusted() -> c_uchar;
fn AXIsProcessTrustedWithOptions(options: *const c_void) -> c_uchar;
}
#[link(name = "CoreFoundation", kind = "framework")]
extern "C" {
static kCFAllocatorDefault: *const c_void;
static kCFTypeDictionaryKeyCallBacks: *const c_void;
static kCFTypeDictionaryValueCallBacks: *const c_void;
static kCFBooleanTrue: *const c_void;
fn CFDictionaryCreate(
allocator: *const c_void,
keys: *const *const c_void,
values: *const *const c_void,
num: isize,
key_callbacks: *const c_void,
value_callbacks: *const c_void,
) -> *const c_void;
fn CFRelease(cf: *const c_void);
}
// kAXTrustedCheckOptionPrompt is a CFStringRef exported from ApplicationServices.
#[link(name = "ApplicationServices", kind = "framework")]
extern "C" {
static kAXTrustedCheckOptionPrompt: *const c_void;
}
#[link(name = "CoreGraphics", kind = "framework")]
extern "C" {
fn CGRequestListenEventAccess() -> c_uchar;
fn CGRequestPostEventAccess() -> c_uchar;
// CFMachPortRef CGEventTapCreate(
// CGEventTapLocation tap, CGEventTapPlacement place,
// CGEventTapOptions options, CGEventMask eventsOfInterest,
// CGEventTapCallBack callback, void *userInfo);
fn CGEventTapCreate(
tap: u32,
place: u32,
options: u32,
events_of_interest: u64,
callback: *const c_void,
user_info: *const c_void,
) -> *const c_void;
}
pub fn accessibility_granted() -> bool {
let raw = unsafe { AXIsProcessTrusted() };
log::debug!("AXIsProcessTrusted() = {raw}");
raw != 0
}
pub enum AccessibilityChange {
/// AX was missing at startup and the user has now granted it.
/// Capture/emulation still need a relaunch to take effect, since
/// the daemon subprocess already bailed.
Granted,
/// AX was granted and the user has now revoked it. Quit immediately
/// — leaving the process alive with an active CGEventTap at
/// HeadInsertEventTap can wedge system input (clicks/keys silently
/// consumed) until the process dies. See
/// macos-cgeventtap-drop-fallthrough-tcc-revoke skill for the
/// underlying event-tap-disable footgun.
Revoked,
}
/// Poll for Accessibility grant/revoke transitions. Starts a 1-second
/// GLib timer that fires `on_change` every time `AXIsProcessTrusted()`
/// flips, and keeps running for the lifetime of the process.
///
/// We rely on polling rather than AXObserver because the AX notification
/// API requires a trusted process to subscribe — the precondition we
/// can't assume. This runs on the GTK main thread (via
/// `timeout_add_seconds_local`).
pub fn watch_accessibility_state<F>(mut on_change: F)
where
F: FnMut(AccessibilityChange) + 'static,
{
let mut last = accessibility_granted();
log::info!("watching Accessibility state (initial = {last})");
glib::timeout_add_seconds_local(1, move || {
let current = accessibility_granted();
if current != last {
log::info!("Accessibility state flip: {last} -> {current}");
on_change(if current {
AccessibilityChange::Granted
} else {
AccessibilityChange::Revoked
});
last = current;
}
glib::ControlFlow::Continue
});
}
pub fn open_accessibility_settings() {
open_url("x-apple.systempreferences:com.apple.preference.security?Privacy_Accessibility");
}
/// Spawn a fresh instance of the current `.app` bundle via Launch Services
/// after a 1-second delay, so the new instance starts *after* the current
/// process has exited — otherwise Launch Services reactivates the existing
/// process instead of launching a fresh one, and the stale IPC socket
/// would block the new daemon subprocess. The caller is responsible for
/// quitting the current process (e.g. `Application::quit()`) after this.
pub fn relaunch_bundle() {
// Resolve the .app bundle path from the current executable: it lives
// at <bundle>/Contents/MacOS/lan-mouse, so three parents up is the
// bundle root we hand to `open`.
let Ok(exe) = std::env::current_exe() else {
return;
};
let Some(bundle) = exe
.parent()
.and_then(std::path::Path::parent)
.and_then(std::path::Path::parent)
else {
return;
};
// Trailing `&` backgrounds the sleep+open so our shell call returns
// immediately; the spawned shell is adopted by launchd once we exit.
let cmd = format!("(sleep 1 && open {bundle:?}) &");
let _ = Command::new("sh").arg("-c").arg(cmd).spawn();
}
/// Make sure the app appears in System Settings → Privacy → Input Monitoring.
///
/// `CGRequestListenEventAccess()` is *supposed* to register the app in the
/// list (and prompt) on first call, but in practice — particularly after a
/// `tccutil reset ListenEvent <bundle>` — it often silently no-ops and the
/// app never gets added. The reliable way to force registration is to
/// attempt a protected action: create a `CGEventTap`. If permission is
/// missing the call returns null, but the attempt itself causes TCC to add
/// the bundle to the Input Monitoring pane so the user can toggle it on.
/// If permission already exists the tap is created successfully, and we
/// tear it down immediately so it doesn't intercept events.
unsafe fn ensure_listed_in_input_monitoring() {
let req = CGRequestListenEventAccess();
log::debug!("CGRequestListenEventAccess() = {req}");
let cb = input_monitoring_noop_tap_callback as *const c_void;
// Use kCGSessionEventTap (1), NOT kCGHIDEventTap (0). The HID tap sits
// below window-server input and requires Accessibility in addition to
// Input Monitoring, so attempting it when Accessibility isn't granted
// surfaces an Accessibility prompt as a side effect — which is confusing
// on top of the real Accessibility prompt we already fire explicitly.
// The session tap requires only Input Monitoring, so its failure is a
// clean "Input Monitoring missing" signal that TCC uses to list the
// bundle under the Input Monitoring pane.
// kCGHeadInsertEventTap = 0, kCGEventTapOptionListenOnly = 1,
// mask kCGEventKeyDown = 1 << 10.
let tap = CGEventTapCreate(1, 0, 1, 1 << 10, cb, std::ptr::null());
log::debug!("CGEventTapCreate(kCGSessionEventTap) -> {tap:?}");
if !tap.is_null() {
CFRelease(tap);
}
}
extern "C" fn input_monitoring_noop_tap_callback(
_proxy: *const c_void,
_ty: u32,
event: *const c_void,
_refcon: *const c_void,
) -> *const c_void {
// Pass through unchanged. This tap is never added to a run loop, so
// in practice the callback never fires — it exists only so the tap
// can be created (and the attempt is what forces TCC registration).
event
}
fn open_url(url: &str) {
if let Err(e) = Command::new("open").arg(url).spawn() {
log::warn!("failed to open {url}: {e}");
}
}
/// One-shot, at GUI startup: if a permission is missing, fire the system
/// prompt. This is where the familiar first-launch "Lan Mouse.app would
/// like to control this computer" alert comes from. Subsequent clicks on
/// the Reenable button use URL-scheme navigation instead, so we never
/// double up alerts on retries.
///
/// Guarded with a `Once` because GApplication::activate can fire more
/// than once in a process (reactivation, window presentation) and we
/// must not re-pop the TCC alert on each activation — that looks like a
/// bug to the user.
pub fn fire_initial_prompts() {
static FIRED: Once = Once::new();
FIRED.call_once(fire_initial_prompts_inner);
}
fn fire_initial_prompts_inner() {
if !accessibility_granted() {
// When Accessibility isn't granted yet, ONLY fire the Accessibility
// prompt. Do NOT also try to register Input Monitoring or Post Event
// — those paths have been observed to surface a second Accessibility
// dialog on top of the one we fire explicitly (Post Event is part of
// the Accessibility category on modern macOS, and CGEventTap attempts
// can bail on Accessibility before they reach the Input Monitoring
// check). Once the user grants Accessibility and relaunches, this
// branch is skipped and we register the other grants cleanly below.
log::info!("firing first-launch Accessibility prompt");
unsafe {
let key = kAXTrustedCheckOptionPrompt;
let value = kCFBooleanTrue;
let options = CFDictionaryCreate(
kCFAllocatorDefault,
&key as *const _,
&value as *const _,
1,
kCFTypeDictionaryKeyCallBacks,
kCFTypeDictionaryValueCallBacks,
);
AXIsProcessTrustedWithOptions(options);
CFRelease(options);
}
return;
}
// Accessibility is granted. Attempt Input Monitoring registration
// unconditionally — even if preflight returns true — so the bundle gets
// listed in System Settings under its own identity (otherwise launches
// from a parent process that already has Input Monitoring, e.g. Terminal,
// inherit the grant but the bundle is never listed for the user to
// toggle persistently).
log::info!("ensuring Lan Mouse is listed under Input Monitoring");
unsafe {
ensure_listed_in_input_monitoring();
}
// Same for Post Event: now that Accessibility is present, this call is
// safe — it won't surface the generic Accessibility prompt.
log::info!("ensuring Lan Mouse is listed under Accessibility > Post Event");
unsafe {
CGRequestPostEventAccess();
}
}

View File

@@ -1,346 +0,0 @@
#![allow(clashing_extern_declarations)]
use std::{
cell::RefCell,
ffi::{CStr, CString, c_char, c_double, c_uint, c_void},
sync::OnceLock,
};
use adw::prelude::*;
use gtk::{gio, glib};
use crate::window::Window;
type Id = *mut c_void;
type Class = *mut c_void;
type Sel = *mut c_void;
type Bool = i8;
struct StatusItem {
app: glib::WeakRef<adw::Application>,
window: glib::WeakRef<Window>,
_hold: gio::ApplicationHoldGuard,
_delegate: Id,
_status_item: Id,
}
thread_local! {
static STATUS_ITEM: RefCell<Option<StatusItem>> = const { RefCell::new(None) };
}
pub fn setup(app: &adw::Application, window: &Window) {
log::debug!("macos_status_item::setup entered");
STATUS_ITEM.with(|item| {
let already_initialized = item.borrow().is_some();
if already_initialized {
let mut cell = item.borrow_mut();
if let Some(existing) = cell.as_mut() {
existing.app.set(Some(app));
existing.window.set(Some(window));
}
return;
}
unsafe {
let hold = app.hold();
let ns_app = msg_send_id(class(c"NSApplication"), sel(c"sharedApplication"));
assert!(
!ns_app.is_null(),
"NSApplication sharedApplication returned null"
);
msg_send_bool_usize(ns_app, sel(c"setActivationPolicy:"), 1);
let delegate = new_delegate();
let menu = menu(&[
menu_item(c"Open Lan Mouse", c"showLanMouse:"),
separator_item(),
menu_item(c"Quit Lan Mouse", c"quitLanMouse:"),
]);
let status_bar = msg_send_id(class(c"NSStatusBar"), sel(c"systemStatusBar"));
assert!(
!status_bar.is_null(),
"NSStatusBar systemStatusBar returned null"
);
let status_item = msg_send_id_f64(status_bar, sel(c"statusItemWithLength:"), -1.0);
assert!(!status_item.is_null(), "statusItemWithLength returned null");
// Retain so the status item survives autorelease pool drain.
let status_item = msg_send_id(status_item, sel(c"retain"));
let button = msg_send_id(status_item, sel(c"button"));
assert!(!button.is_null(), "NSStatusItem.button was null");
set_button_image(button);
msg_send_void_id(button, sel(c"setToolTip:"), nsstring(c"Lan Mouse"));
msg_send_void_id(status_item, sel(c"setMenu:"), menu);
for item in menu_items(menu) {
msg_send_void_id(item, sel(c"setTarget:"), delegate);
}
install_reopen_handler(delegate);
log::debug!("macos_status_item ready at {status_item:p}");
item.replace(Some(StatusItem {
app: app.downgrade(),
window: window.downgrade(),
_hold: hold,
_delegate: delegate,
_status_item: status_item,
}));
}
});
}
// Prefer a pre-rendered template PNG (black silhouette with alpha) so macOS
// auto-tints the glyph to match the menu bar in light and dark modes.
// Falls back to the full-color icns, then to "LM" text.
unsafe fn set_button_image(button: Id) {
if let Some(image) = load_menubar_template() {
msg_send_void_bool(image, sel(c"setTemplate:"), 1);
msg_send_void_id(button, sel(c"setImage:"), image);
return;
}
if let Some(image) = load_app_icon() {
msg_send_void_id(button, sel(c"setImage:"), image);
return;
}
log::warn!("no menu bar image available; falling back to text title");
msg_send_void_id(button, sel(c"setTitle:"), nsstring(c"LM"));
}
unsafe fn load_menubar_template() -> Option<Id> {
load_resource_image(c"menubar-template", c"png", MENUBAR_ICON_SIZE)
}
unsafe fn load_app_icon() -> Option<Id> {
load_resource_image(c"icon", c"icns", MENUBAR_ICON_SIZE)
}
unsafe fn load_resource_image(name: &CStr, ext: &CStr, size_pt: c_double) -> Option<Id> {
let bundle = msg_send_id(class(c"NSBundle"), sel(c"mainBundle"));
if bundle.is_null() {
return None;
}
let path = msg_send_id_id_id(
bundle,
sel(c"pathForResource:ofType:"),
nsstring(name),
nsstring(ext),
);
if path.is_null() {
return None;
}
let image = msg_send_id_id(
msg_send_id(class(c"NSImage"), sel(c"alloc")),
sel(c"initWithContentsOfFile:"),
path,
);
if image.is_null() {
return None;
}
// Render at menu bar height; 22pt is the full status bar icon height.
msg_send_void_size(image, sel(c"setSize:"), size_pt, size_pt);
Some(image)
}
const MENUBAR_ICON_SIZE: c_double = 22.0;
unsafe fn menu(items: &[Id]) -> Id {
let menu = msg_send_id(msg_send_id(class(c"NSMenu"), sel(c"alloc")), sel(c"init"));
for item in items {
msg_send_void_id(menu, sel(c"addItem:"), *item);
}
menu
}
unsafe fn menu_item(title: &CStr, action: &CStr) -> Id {
msg_send_id_id_sel_id(
msg_send_id(class(c"NSMenuItem"), sel(c"alloc")),
sel(c"initWithTitle:action:keyEquivalent:"),
nsstring(title),
sel(action),
nsstring(c""),
)
}
unsafe fn separator_item() -> Id {
msg_send_id(class(c"NSMenuItem"), sel(c"separatorItem"))
}
unsafe fn menu_items(menu: Id) -> Vec<Id> {
let count = msg_send_usize(menu, sel(c"numberOfItems"));
(0..count)
.map(|idx| msg_send_id_usize(menu, sel(c"itemAtIndex:"), idx))
.collect()
}
unsafe fn new_delegate() -> Id {
let class = delegate_class();
msg_send_id(msg_send_id(class, sel(c"alloc")), sel(c"init"))
}
fn delegate_class() -> Class {
static CLASS: OnceLock<usize> = OnceLock::new();
*CLASS.get_or_init(|| unsafe {
let superclass = class(c"NSObject");
let class_name = CString::new("LanMouseStatusItemDelegate").unwrap();
let class = objc_allocateClassPair(superclass, class_name.as_ptr(), 0);
assert!(!class.is_null(), "failed to allocate status item delegate");
class_addMethod(
class,
sel(c"showLanMouse:"),
show_lan_mouse as *const c_void,
c"v@:@".as_ptr(),
);
class_addMethod(
class,
sel(c"quitLanMouse:"),
quit_lan_mouse as *const c_void,
c"v@:@".as_ptr(),
);
// kAEReopenApplication handler — fires when the user re-launches
// the .app while it's already running (Finder, `open`, Dock).
class_addMethod(
class,
sel(c"handleReopenEvent:withReplyEvent:"),
handle_reopen_event as *const c_void,
c"v@:@@".as_ptr(),
);
objc_registerClassPair(class);
class as usize
}) as Class
}
extern "C" fn show_lan_mouse(_this: Id, _cmd: Sel, _sender: Id) {
present_window();
}
extern "C" fn handle_reopen_event(_this: Id, _cmd: Sel, _event: Id, _reply: Id) {
log::debug!("kAEReopenApplication received — presenting main window");
present_window();
}
fn present_window() {
STATUS_ITEM.with(|item| {
let item = item.borrow();
let Some(item) = item.as_ref() else {
return;
};
if let Some(window) = item.window.upgrade() {
window.present();
}
unsafe {
let ns_app = msg_send_id(class(c"NSApplication"), sel(c"sharedApplication"));
msg_send_void_bool(ns_app, sel(c"activateIgnoringOtherApps:"), 1);
}
});
}
// Register the status-item delegate as the handler for the
// kAEReopenApplication Apple Event ('aevt'/'rapp'). NSApplication
// installs a default handler at -finishLaunching that just delegates to
// applicationShouldHandleReopen:hasVisibleWindows: — which is a no-op
// here because GApplication owns NSApp's delegate. Replacing it lets us
// re-present the window when the user double-clicks the .app while
// we're already running.
unsafe fn install_reopen_handler(delegate: Id) {
const K_CORE_EVENT_CLASS: c_uint = 0x6165_7674; // 'aevt'
const K_AE_REOPEN_APPLICATION: c_uint = 0x7261_7070; // 'rapp'
let manager = msg_send_id(
class(c"NSAppleEventManager"),
sel(c"sharedAppleEventManager"),
);
if manager.is_null() {
log::warn!("NSAppleEventManager unavailable; re-launch will not re-open window");
return;
}
msg_send_void_id_sel_u32_u32(
manager,
sel(c"setEventHandler:andSelector:forEventClass:andEventID:"),
delegate,
sel(c"handleReopenEvent:withReplyEvent:"),
K_CORE_EVENT_CLASS,
K_AE_REOPEN_APPLICATION,
);
}
extern "C" fn quit_lan_mouse(_this: Id, _cmd: Sel, _sender: Id) {
STATUS_ITEM.with(|item| {
if let Some(app) = item.borrow().as_ref().and_then(|item| item.app.upgrade()) {
app.quit();
}
});
}
unsafe fn class(name: &CStr) -> Class {
let class = objc_getClass(name.as_ptr());
assert!(!class.is_null(), "missing Objective-C class {name:?}");
class
}
unsafe fn sel(name: &CStr) -> Sel {
sel_registerName(name.as_ptr())
}
unsafe fn nsstring(value: &CStr) -> Id {
msg_send_id_ptr(
class(c"NSString"),
sel(c"stringWithUTF8String:"),
value.as_ptr(),
)
}
#[link(name = "objc")]
extern "C" {
fn objc_allocateClassPair(superclass: Class, name: *const c_char, extra_bytes: usize) -> Class;
fn objc_getClass(name: *const c_char) -> Class;
fn objc_registerClassPair(class: Class);
fn sel_registerName(name: *const c_char) -> Sel;
fn class_addMethod(class: Class, name: Sel, imp: *const c_void, types: *const c_char) -> Bool;
}
#[link(name = "AppKit", kind = "framework")]
extern "C" {}
#[link(name = "objc")]
extern "C" {
#[link_name = "objc_msgSend"]
fn msg_send_id(receiver: Id, selector: Sel) -> Id;
#[link_name = "objc_msgSend"]
fn msg_send_id_f64(receiver: Id, selector: Sel, value: c_double) -> Id;
#[link_name = "objc_msgSend"]
fn msg_send_id_id_sel_id(receiver: Id, selector: Sel, a: Id, b: Sel, c: Id) -> Id;
#[link_name = "objc_msgSend"]
fn msg_send_id_id_id(receiver: Id, selector: Sel, a: Id, b: Id) -> Id;
#[link_name = "objc_msgSend"]
fn msg_send_id_id(receiver: Id, selector: Sel, a: Id) -> Id;
#[link_name = "objc_msgSend"]
fn msg_send_void_size(receiver: Id, selector: Sel, width: c_double, height: c_double);
#[link_name = "objc_msgSend"]
fn msg_send_id_ptr(receiver: Id, selector: Sel, value: *const c_char) -> Id;
#[link_name = "objc_msgSend"]
fn msg_send_id_usize(receiver: Id, selector: Sel, value: usize) -> Id;
#[link_name = "objc_msgSend"]
fn msg_send_usize(receiver: Id, selector: Sel) -> usize;
#[link_name = "objc_msgSend"]
fn msg_send_void_bool(receiver: Id, selector: Sel, value: Bool);
#[link_name = "objc_msgSend"]
fn msg_send_void_id(receiver: Id, selector: Sel, value: Id);
#[link_name = "objc_msgSend"]
fn msg_send_bool_usize(receiver: Id, selector: Sel, value: usize) -> Bool;
#[link_name = "objc_msgSend"]
fn msg_send_void_id_sel_u32_u32(
receiver: Id,
selector: Sel,
a: Id,
b: Sel,
c: c_uint,
d: c_uint,
);
}

View File

@@ -1,565 +0,0 @@
mod imp;
use std::collections::HashMap;
use adw::prelude::*;
use adw::subclass::prelude::*;
use glib::{Object, clone};
use gtk::{
NoSelection, gio,
glib::{self, closure_local},
};
use lan_mouse_ipc::{
ClientConfig, ClientHandle, ClientState, DEFAULT_PORT, FrontendRequest, FrontendRequestWriter,
Position,
};
use crate::{
authorization_window::AuthorizationWindow, fingerprint_window::FingerprintWindow,
key_object::KeyObject, key_row::KeyRow,
};
use super::{client_object::ClientObject, client_row::ClientRow};
#[cfg(target_os = "macos")]
fn set_button_content_label(button: &gtk::Button, label: &str) {
// The Reenable/Grant/Relaunch button wraps its icon+label in an
// AdwButtonContent (see window.ui). Walk into it and swap the label
// rather than GtkButton::set_label, which would replace the content
// widget and drop the icon.
if let Some(content) = button.child().and_downcast::<adw::ButtonContent>() {
content.set_label(label);
}
}
glib::wrapper! {
pub struct Window(ObjectSubclass<imp::Window>)
@extends adw::ApplicationWindow, gtk::Window, gtk::Widget,
@implements gio::ActionGroup, gio::ActionMap, gtk::Accessible, gtk::Buildable,
gtk::ConstraintTarget, gtk::Native, gtk::Root, gtk::ShortcutManager;
}
impl Window {
pub(super) fn new(app: &adw::Application, conn: FrontendRequestWriter) -> Self {
let window: Self = Object::builder().property("application", app).build();
window
.imp()
.frontend_request_writer
.borrow_mut()
.replace(conn);
window
}
fn clients(&self) -> gio::ListStore {
self.imp()
.clients
.borrow()
.clone()
.expect("Could not get clients")
}
fn authorized(&self) -> gio::ListStore {
self.imp()
.authorized
.borrow()
.clone()
.expect("Could not get authorized")
}
fn client_by_idx(&self, idx: u32) -> Option<ClientObject> {
self.clients().item(idx).map(|o| o.downcast().unwrap())
}
fn authorized_by_idx(&self, idx: u32) -> Option<KeyObject> {
self.authorized().item(idx).map(|o| o.downcast().unwrap())
}
fn row_by_idx(&self, idx: i32) -> Option<ClientRow> {
self.imp()
.client_list
.get()
.row_at_index(idx)
.map(|o| o.downcast().expect("expected ClientRow"))
}
fn setup_authorized(&self) {
let store = gio::ListStore::new::<KeyObject>();
self.imp().authorized.replace(Some(store));
let selection_model = NoSelection::new(Some(self.authorized()));
self.imp().authorized_list.bind_model(
Some(&selection_model),
clone!(
#[weak(rename_to = window)]
self,
#[upgrade_or_panic]
move |obj| {
let key_obj = obj.downcast_ref().expect("object of type `KeyObject`");
let row = window.create_key_row(key_obj);
row.connect_closure(
"request-delete",
false,
closure_local!(
#[strong]
window,
move |row: KeyRow| {
if let Some(key_obj) = window.authorized_by_idx(row.index() as u32)
{
window.request_fingerprint_remove(key_obj.get_fingerprint());
}
}
),
);
row.upcast()
}
),
)
}
fn setup_clients(&self) {
let model = gio::ListStore::new::<ClientObject>();
self.imp().clients.replace(Some(model));
let selection_model = NoSelection::new(Some(self.clients()));
self.imp().client_list.bind_model(
Some(&selection_model),
clone!(
#[weak(rename_to = window)]
self,
#[upgrade_or_panic]
move |obj| {
let client_object = obj
.downcast_ref()
.expect("Expected object of type `ClientObject`.");
let row = window.create_client_row(client_object);
row.connect_closure(
"request-hostname-change",
false,
closure_local!(
#[strong]
window,
move |row: ClientRow, hostname: String| {
log::debug!("request-hostname-change");
if let Some(client) = window.client_by_idx(row.index() as u32) {
let hostname = Some(hostname).filter(|s| !s.is_empty());
/* changed in response to FrontendEvent
* -> do not request additional update */
window.request(FrontendRequest::UpdateHostname(
client.handle(),
hostname,
));
}
}
),
);
row.connect_closure(
"request-port-change",
false,
closure_local!(
#[strong]
window,
move |row: ClientRow, port: u32| {
if let Some(client) = window.client_by_idx(row.index() as u32) {
window.request(FrontendRequest::UpdatePort(
client.handle(),
port as u16,
));
}
}
),
);
row.connect_closure(
"request-activate",
false,
closure_local!(
#[strong]
window,
move |row: ClientRow, active: bool| {
if let Some(client) = window.client_by_idx(row.index() as u32) {
log::debug!(
"request: {} client",
if active { "activating" } else { "deactivating" }
);
window.request(FrontendRequest::Activate(
client.handle(),
active,
));
}
}
),
);
row.connect_closure(
"request-delete",
false,
closure_local!(
#[strong]
window,
move |row: ClientRow| {
if let Some(client) = window.client_by_idx(row.index() as u32) {
window.request(FrontendRequest::Delete(client.handle()));
}
}
),
);
row.connect_closure(
"request-dns",
false,
closure_local!(
#[strong]
window,
move |row: ClientRow| {
if let Some(client) = window.client_by_idx(row.index() as u32) {
window.request(FrontendRequest::ResolveDns(
client.get_data().handle,
));
}
}
),
);
row.connect_closure(
"request-position-change",
false,
closure_local!(
#[strong]
window,
move |row: ClientRow, pos_idx: u32| {
if let Some(client) = window.client_by_idx(row.index() as u32) {
let position = match pos_idx {
0 => Position::Left,
1 => Position::Right,
2 => Position::Top,
_ => Position::Bottom,
};
window.request(FrontendRequest::UpdatePosition(
client.handle(),
position,
));
}
}
),
);
row.upcast()
}
),
);
}
fn setup_icon(&self) {
self.set_icon_name(Some("de.feschber.LanMouse"));
}
/// workaround for a bug in libadwaita that shows an ugly line beneath
/// the last element if a placeholder is set.
/// https://gitlab.gnome.org/GNOME/gtk/-/merge_requests/6308
fn update_placeholder_visibility(&self) {
let visible = self.clients().n_items() == 0;
let placeholder = self.imp().client_placeholder.get();
self.imp().client_list.set_placeholder(match visible {
true => Some(&placeholder),
false => None,
});
}
fn update_auth_placeholder_visibility(&self) {
let visible = self.authorized().n_items() == 0;
let placeholder = self.imp().authorized_placeholder.get();
self.imp().authorized_list.set_placeholder(match visible {
true => Some(&placeholder),
false => None,
});
}
fn create_client_row(&self, client_object: &ClientObject) -> ClientRow {
let row = ClientRow::new(client_object);
row.bind(client_object);
row
}
fn create_key_row(&self, key_object: &KeyObject) -> KeyRow {
let row = KeyRow::new();
row.bind(key_object);
row
}
pub(super) fn new_client(
&self,
handle: ClientHandle,
client: ClientConfig,
state: ClientState,
) {
let client = ClientObject::new(handle, client, state.clone());
self.clients().append(&client);
self.update_placeholder_visibility();
self.update_dns_state(handle, !state.ips.is_empty());
}
pub(super) fn update_client_list(
&self,
clients: Vec<(ClientHandle, ClientConfig, ClientState)>,
) {
for (handle, client, state) in clients {
if self.client_idx(handle).is_some() {
self.update_client_config(handle, client);
self.update_client_state(handle, state);
} else {
self.new_client(handle, client, state);
}
}
}
pub(super) fn update_port(&self, port: u16, msg: Option<String>) {
if let Some(msg) = msg {
self.show_toast(msg.as_str());
}
self.imp().set_port(port);
}
fn client_idx(&self, handle: ClientHandle) -> Option<usize> {
self.clients()
.iter::<ClientObject>()
.position(|c| c.ok().map(|c| c.handle() == handle).unwrap_or_default())
}
pub(super) fn delete_client(&self, handle: ClientHandle) {
let Some(idx) = self.client_idx(handle) else {
log::warn!("could not find client with handle {handle}");
return;
};
self.clients().remove(idx as u32);
if self.clients().n_items() == 0 {
self.update_placeholder_visibility();
}
}
pub(super) fn update_client_config(&self, handle: ClientHandle, client: ClientConfig) {
let Some(row) = self.row_for_handle(handle) else {
log::warn!("could not find row for handle {handle}");
return;
};
row.set_hostname(client.hostname);
row.set_port(client.port);
row.set_position(client.pos);
}
pub(super) fn update_client_state(&self, handle: ClientHandle, state: ClientState) {
let Some(row) = self.row_for_handle(handle) else {
log::warn!("could not find row for handle {handle}");
return;
};
let Some(client_object) = self.client_object_for_handle(handle) else {
log::warn!("could not find row for handle {handle}");
return;
};
/* activation state */
row.set_active(state.active);
/* dns state */
client_object.set_resolving(state.resolving);
self.update_dns_state(handle, !state.ips.is_empty());
let ips = state
.ips
.into_iter()
.map(|ip| ip.to_string())
.collect::<Vec<_>>();
client_object.set_ips(ips);
}
fn client_object_for_handle(&self, handle: ClientHandle) -> Option<ClientObject> {
self.client_idx(handle)
.and_then(|i| self.client_by_idx(i as u32))
}
fn row_for_handle(&self, handle: ClientHandle) -> Option<ClientRow> {
self.client_idx(handle)
.and_then(|i| self.row_by_idx(i as i32))
}
fn update_dns_state(&self, handle: ClientHandle, resolved: bool) {
if let Some(client_row) = self.row_for_handle(handle) {
client_row.set_dns_state(resolved);
}
}
fn request_port_change(&self) {
let port = self
.imp()
.port_entry
.get()
.text()
.as_str()
.parse::<u16>()
.unwrap_or(DEFAULT_PORT);
self.request(FrontendRequest::ChangePort(port));
}
fn request_capture(&self) {
self.request(FrontendRequest::EnableCapture);
}
fn request_emulation(&self) {
self.request(FrontendRequest::EnableEmulation);
}
fn request_client_create(&self) {
self.request(FrontendRequest::Create);
}
fn open_fingerprint_dialog(&self, fp: Option<String>) {
let window = FingerprintWindow::new(fp);
window.set_transient_for(Some(self));
window.connect_closure(
"confirm-clicked",
false,
closure_local!(
#[strong(rename_to = parent)]
self,
move |w: FingerprintWindow, desc: String, fp: String| {
parent.request_fingerprint_add(desc, fp);
w.close();
}
),
);
window.present();
}
fn request_fingerprint_add(&self, desc: String, fp: String) {
self.request(FrontendRequest::AuthorizeKey(desc, fp));
}
fn request_fingerprint_remove(&self, fp: String) {
self.request(FrontendRequest::RemoveAuthorizedKey(fp));
}
fn request(&self, request: FrontendRequest) {
let mut requester = self.imp().frontend_request_writer.borrow_mut();
let requester = requester.as_mut().unwrap();
if let Err(e) = requester.request(request) {
log::error!("error sending message: {e}");
};
}
pub(super) fn show_toast(&self, msg: &str) {
let toast = adw::Toast::new(msg);
self.add_toast(toast);
}
pub(super) fn add_toast(&self, toast: adw::Toast) {
let toast_overlay = &self.imp().toast_overlay;
toast_overlay.add_toast(toast);
}
pub(super) fn set_capture(&self, active: bool) {
self.imp().capture_active.replace(active);
self.update_capture_emulation_status();
}
pub(super) fn set_emulation(&self, active: bool) {
self.imp().emulation_active.replace(active);
self.update_capture_emulation_status();
}
#[cfg(target_os = "macos")]
pub(super) fn refresh_capture_emulation_status(&self) {
self.update_capture_emulation_status();
}
fn update_capture_emulation_status(&self) {
let capture = self.imp().capture_active.get();
let emulation = self.imp().emulation_active.get();
#[cfg(target_os = "macos")]
{
// On macOS, capture and emulation share the same TCC gate
// (Accessibility). Collapse to a single warning row —
// emulation_status_row stays hidden and capture_status_row
// doubles as the shared status indicator. Its text and
// button mutate based on whether we're waiting for AX or
// waiting for the user to relaunch the app.
let anything_off = !capture || !emulation;
self.imp().emulation_status_row.set_visible(false);
self.imp().capture_status_row.set_visible(anything_off);
self.imp().capture_emulation_group.set_visible(anything_off);
if anything_off {
self.update_macos_warning_row_text();
}
}
#[cfg(not(target_os = "macos"))]
{
self.imp().capture_status_row.set_visible(!capture);
self.imp().emulation_status_row.set_visible(!emulation);
self.imp()
.capture_emulation_group
.set_visible(!capture || !emulation);
}
}
#[cfg(target_os = "macos")]
fn update_macos_warning_row_text(&self) {
let row = &self.imp().capture_status_row;
let button = &self.imp().input_capture_button;
if crate::macos_privacy::accessibility_granted() {
// AX granted but capture/emulation still off → the daemon
// subprocess bailed at startup and needs a fresh process to
// re-initialize with the new grant in place.
row.set_title("relaunch required");
row.set_subtitle("Accessibility granted — restart to activate capture and emulation");
set_button_content_label(button, "Relaunch");
} else {
// AX missing → send the user to System Settings.
row.set_title("input capture is disabled");
row.set_subtitle("grant Accessibility permission to enable");
set_button_content_label(button, "Grant");
}
}
pub(super) fn set_authorized_keys(&self, fingerprints: HashMap<String, String>) {
let authorized = self.authorized();
// clear list
authorized.remove_all();
// insert fingerprints
for (fingerprint, description) in fingerprints {
let key_obj = KeyObject::new(description, fingerprint);
authorized.append(&key_obj);
}
self.update_auth_placeholder_visibility();
}
pub(super) fn set_pk_fp(&self, fingerprint: &str) {
self.imp().fingerprint_row.set_subtitle(fingerprint);
}
pub(super) fn request_authorization(&self, fingerprint: &str) {
if let Some(w) = self.imp().authorization_window.borrow_mut().take() {
w.close();
}
let window = AuthorizationWindow::new(fingerprint);
window.set_transient_for(Some(self));
window.connect_closure(
"confirm-clicked",
false,
closure_local!(
#[strong(rename_to = parent)]
self,
move |w: AuthorizationWindow, fp: String| {
w.close();
parent.open_fingerprint_dialog(Some(fp));
}
),
);
window.connect_closure(
"cancel-clicked",
false,
closure_local!(move |w: AuthorizationWindow| {
w.close();
}),
);
window.present();
self.imp().authorization_window.replace(Some(window));
}
}

View File

@@ -1,16 +0,0 @@
[package]
name = "lan-mouse-ipc"
description = "library for communication between lan-mouse service and frontends"
version = "0.2.0"
edition = "2021"
license = "GPL-3.0-or-later"
repository = "https://github.com/feschber/lan-mouse"
[dependencies]
futures = "0.3.30"
log = "0.4.22"
serde = { version = "1.0", features = ["derive"] }
serde_json = "1.0.107"
thiserror = "2.0.0"
tokio = { version = "1.32.0", features = ["macros", "net", "io-util", "time"] }
tokio-stream = { version = "0.1.15", features = ["io-util"] }

View File

@@ -1,89 +0,0 @@
use crate::{ConnectionError, FrontendEvent, FrontendRequest, IpcError};
use std::{
cmp::min,
io::{self, BufReader, LineWriter, Lines, prelude::*},
thread,
time::Duration,
};
#[cfg(unix)]
use std::os::unix::net::UnixStream;
#[cfg(windows)]
use std::net::TcpStream;
pub struct FrontendEventReader {
#[cfg(unix)]
lines: Lines<BufReader<UnixStream>>,
#[cfg(windows)]
lines: Lines<BufReader<TcpStream>>,
}
pub struct FrontendRequestWriter {
#[cfg(unix)]
line_writer: LineWriter<UnixStream>,
#[cfg(windows)]
line_writer: LineWriter<TcpStream>,
}
impl FrontendEventReader {
pub fn next_event(&mut self) -> Option<Result<FrontendEvent, IpcError>> {
match self.lines.next()? {
Err(e) => Some(Err(e.into())),
Ok(l) => Some(serde_json::from_str(l.as_str()).map_err(|e| e.into())),
}
}
}
impl FrontendRequestWriter {
pub fn request(&mut self, request: FrontendRequest) -> Result<(), io::Error> {
let mut json = serde_json::to_string(&request).unwrap();
log::debug!("requesting: {json}");
json.push('\n');
self.line_writer.write_all(json.as_bytes())?;
Ok(())
}
}
pub fn connect() -> Result<(FrontendEventReader, FrontendRequestWriter), ConnectionError> {
let rx = wait_for_service()?;
let tx = rx.try_clone()?;
let buf_reader = BufReader::new(rx);
let lines = buf_reader.lines();
let line_writer = LineWriter::new(tx);
let reader = FrontendEventReader { lines };
let writer = FrontendRequestWriter { line_writer };
Ok((reader, writer))
}
/// wait for the lan-mouse socket to come online
#[cfg(unix)]
fn wait_for_service() -> Result<UnixStream, ConnectionError> {
let socket_path = crate::default_socket_path()?;
let mut duration = Duration::from_millis(10);
loop {
if let Ok(stream) = UnixStream::connect(&socket_path) {
break Ok(stream);
}
// a signaling mechanism or inotify could be used to
// improve this
thread::sleep(exponential_back_off(&mut duration));
}
}
#[cfg(windows)]
fn wait_for_service() -> Result<TcpStream, ConnectionError> {
let mut duration = Duration::from_millis(10);
loop {
if let Ok(stream) = TcpStream::connect("127.0.0.1:5252") {
break Ok(stream);
}
thread::sleep(exponential_back_off(&mut duration));
}
}
fn exponential_back_off(duration: &mut Duration) -> Duration {
let new = duration.saturating_mul(2);
*duration = min(new, Duration::from_secs(1));
*duration
}

View File

@@ -1,111 +0,0 @@
use crate::{ConnectionError, FrontendEvent, FrontendRequest, IpcError};
use std::{
cmp::min,
task::{Poll, ready},
time::Duration,
};
use futures::{Stream, StreamExt};
use tokio::io::{AsyncBufReadExt, AsyncWriteExt, BufReader, ReadHalf, WriteHalf};
use tokio_stream::wrappers::LinesStream;
#[cfg(unix)]
use tokio::net::UnixStream;
#[cfg(windows)]
use tokio::net::TcpStream;
pub struct AsyncFrontendEventReader {
#[cfg(unix)]
lines_stream: LinesStream<BufReader<ReadHalf<UnixStream>>>,
#[cfg(windows)]
lines_stream: LinesStream<BufReader<ReadHalf<TcpStream>>>,
}
pub struct AsyncFrontendRequestWriter {
#[cfg(unix)]
tx: WriteHalf<UnixStream>,
#[cfg(windows)]
tx: WriteHalf<TcpStream>,
}
impl Stream for AsyncFrontendEventReader {
type Item = Result<FrontendEvent, IpcError>;
fn poll_next(
mut self: std::pin::Pin<&mut Self>,
cx: &mut std::task::Context<'_>,
) -> std::task::Poll<Option<Self::Item>> {
let line = ready!(self.lines_stream.poll_next_unpin(cx));
let event = line.map(|l| {
l.map_err(Into::<IpcError>::into)
.and_then(|l| serde_json::from_str(l.as_str()).map_err(|e| e.into()))
});
Poll::Ready(event)
}
}
impl AsyncFrontendRequestWriter {
pub async fn request(&mut self, request: FrontendRequest) -> Result<(), IpcError> {
let mut json = serde_json::to_string(&request).unwrap();
log::debug!("requesting: {json}");
json.push('\n');
self.tx.write_all(json.as_bytes()).await?;
Ok(())
}
}
pub async fn connect_async(
timeout: Option<Duration>,
) -> Result<(AsyncFrontendEventReader, AsyncFrontendRequestWriter), ConnectionError> {
let stream = if let Some(duration) = timeout {
tokio::select! {
s = wait_for_service() => s?,
_ = tokio::time::sleep(duration) => return Err(ConnectionError::Timeout),
}
} else {
wait_for_service().await?
};
#[cfg(unix)]
let (rx, tx): (ReadHalf<UnixStream>, WriteHalf<UnixStream>) = tokio::io::split(stream);
#[cfg(windows)]
let (rx, tx): (ReadHalf<TcpStream>, WriteHalf<TcpStream>) = tokio::io::split(stream);
let buf_reader = BufReader::new(rx);
let lines = buf_reader.lines();
let lines_stream = LinesStream::new(lines);
let reader = AsyncFrontendEventReader { lines_stream };
let writer = AsyncFrontendRequestWriter { tx };
Ok((reader, writer))
}
/// wait for the lan-mouse socket to come online
#[cfg(unix)]
async fn wait_for_service() -> Result<UnixStream, ConnectionError> {
let socket_path = crate::default_socket_path()?;
let mut duration = Duration::from_millis(10);
loop {
if let Ok(stream) = UnixStream::connect(&socket_path).await {
break Ok(stream);
}
// a signaling mechanism or inotify could be used to
// improve this
tokio::time::sleep(exponential_back_off(&mut duration)).await;
}
}
#[cfg(windows)]
async fn wait_for_service() -> Result<TcpStream, ConnectionError> {
let mut duration = Duration::from_millis(10);
loop {
if let Ok(stream) = TcpStream::connect("127.0.0.1:5252").await {
break Ok(stream);
}
tokio::time::sleep(exponential_back_off(&mut duration)).await;
}
}
fn exponential_back_off(duration: &mut Duration) -> Duration {
let new = duration.saturating_mul(2);
*duration = min(new, Duration::from_secs(1));
*duration
}

View File

@@ -1,301 +0,0 @@
use std::{
collections::{HashMap, HashSet},
env::VarError,
fmt::Display,
io,
net::{IpAddr, SocketAddr},
str::FromStr,
};
use thiserror::Error;
#[cfg(unix)]
use std::{
env,
path::{Path, PathBuf},
};
use serde::{Deserialize, Serialize};
mod connect;
mod connect_async;
mod listen;
pub use connect::{FrontendEventReader, FrontendRequestWriter, connect};
pub use connect_async::{AsyncFrontendEventReader, AsyncFrontendRequestWriter, connect_async};
pub use listen::AsyncFrontendListener;
#[derive(Debug, Error)]
pub enum ConnectionError {
#[error(transparent)]
SocketPath(#[from] SocketPathError),
#[error(transparent)]
Io(#[from] io::Error),
#[error("connection timed out")]
Timeout,
}
#[derive(Debug, Error)]
pub enum IpcListenerCreationError {
#[error("could not determine socket-path: `{0}`")]
SocketPath(#[from] SocketPathError),
#[error("service already running!")]
AlreadyRunning,
#[error("failed to bind lan-mouse socket: `{0}`")]
Bind(io::Error),
}
#[derive(Debug, Error)]
pub enum IpcError {
#[error("io error occured: `{0}`")]
Io(#[from] io::Error),
#[error("invalid json: `{0}`")]
Json(#[from] serde_json::Error),
#[error(transparent)]
Connection(#[from] ConnectionError),
#[error(transparent)]
Listen(#[from] IpcListenerCreationError),
}
pub const DEFAULT_PORT: u16 = 4242;
#[derive(Debug, Default, Eq, Hash, PartialEq, Clone, Copy, Serialize, Deserialize)]
#[serde(rename_all = "lowercase")]
pub enum Position {
#[default]
Left,
Right,
Top,
Bottom,
}
impl Position {
pub fn opposite(&self) -> Self {
match self {
Position::Left => Position::Right,
Position::Right => Position::Left,
Position::Top => Position::Bottom,
Position::Bottom => Position::Top,
}
}
}
#[derive(Debug, Error)]
#[error("not a valid position: {pos}")]
pub struct PositionParseError {
pos: String,
}
impl FromStr for Position {
type Err = PositionParseError;
fn from_str(s: &str) -> Result<Self, Self::Err> {
match s {
"left" => Ok(Self::Left),
"right" => Ok(Self::Right),
"top" => Ok(Self::Top),
"bottom" => Ok(Self::Bottom),
_ => Err(PositionParseError { pos: s.into() }),
}
}
}
impl Display for Position {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(
f,
"{}",
match self {
Position::Left => "left",
Position::Right => "right",
Position::Top => "top",
Position::Bottom => "bottom",
}
)
}
}
impl TryFrom<&str> for Position {
type Error = ();
fn try_from(s: &str) -> Result<Self, Self::Error> {
match s {
"left" => Ok(Position::Left),
"right" => Ok(Position::Right),
"top" => Ok(Position::Top),
"bottom" => Ok(Position::Bottom),
_ => Err(()),
}
}
}
#[derive(Debug, Eq, PartialEq, Clone, Serialize, Deserialize)]
pub struct ClientConfig {
/// hostname of this client
pub hostname: Option<String>,
/// fix ips, determined by the user
pub fix_ips: Vec<IpAddr>,
/// both active_addr and addrs can be None / empty so port needs to be stored seperately
pub port: u16,
/// position of a client on screen
pub pos: Position,
/// enter hook
pub cmd: Option<String>,
}
impl Default for ClientConfig {
fn default() -> Self {
Self {
port: DEFAULT_PORT,
hostname: Default::default(),
fix_ips: Default::default(),
pos: Default::default(),
cmd: None,
}
}
}
pub type ClientHandle = u64;
#[derive(Debug, Default, Clone, Serialize, Deserialize)]
pub struct ClientState {
/// events should be sent to and received from the client
pub active: bool,
/// `active` address of the client, used to send data to.
/// This should generally be the socket address where data
/// was last received from.
pub active_addr: Option<SocketAddr>,
/// tracks whether or not the client is available for emulation
pub alive: bool,
/// ips from dns
pub dns_ips: Vec<IpAddr>,
/// all ip addresses associated with a particular client
/// e.g. Laptops usually have at least an ethernet and a wifi port
/// which have different ip addresses
pub ips: HashSet<IpAddr>,
/// client has pressed keys
pub has_pressed_keys: bool,
/// dns resolving in progress
pub resolving: bool,
}
#[derive(Debug, Clone, Serialize, Deserialize)]
pub enum FrontendEvent {
/// a client was created
Created(ClientHandle, ClientConfig, ClientState),
/// no such client
NoSuchClient(ClientHandle),
/// state changed
State(ClientHandle, ClientConfig, ClientState),
/// the client was deleted
Deleted(ClientHandle),
/// new port, reason of failure (if failed)
PortChanged(u16, Option<String>),
/// list of all clients, used for initial state synchronization
Enumerate(Vec<(ClientHandle, ClientConfig, ClientState)>),
/// an error occured
Error(String),
/// capture status
CaptureStatus(Status),
/// emulation status
EmulationStatus(Status),
/// authorized public key fingerprints have been updated
AuthorizedUpdated(HashMap<String, String>),
/// public key fingerprint of this device
PublicKeyFingerprint(String),
/// new device connected
DeviceConnected {
addr: SocketAddr,
fingerprint: String,
},
/// incoming device entered the screen
DeviceEntered {
fingerprint: String,
addr: SocketAddr,
pos: Position,
},
/// incoming disconnected
IncomingDisconnected(SocketAddr),
/// failed connection attempt (approval for fingerprint required)
ConnectionAttempt { fingerprint: String },
}
#[derive(Debug, Eq, PartialEq, Clone, Serialize, Deserialize)]
pub enum FrontendRequest {
/// activate/deactivate client
Activate(ClientHandle, bool),
/// add a new client
Create,
/// change the listen port (recreate udp listener)
ChangePort(u16),
/// remove a client
Delete(ClientHandle),
/// request an enumeration of all clients
Enumerate(),
/// resolve dns
ResolveDns(ClientHandle),
/// update hostname
UpdateHostname(ClientHandle, Option<String>),
/// update port
UpdatePort(ClientHandle, u16),
/// update position
UpdatePosition(ClientHandle, Position),
/// update fix-ips
UpdateFixIps(ClientHandle, Vec<IpAddr>),
/// request reenabling input capture
EnableCapture,
/// request reenabling input emulation
EnableEmulation,
/// synchronize all state
Sync,
/// authorize fingerprint (description, fingerprint)
AuthorizeKey(String, String),
/// remove fingerprint (fingerprint)
RemoveAuthorizedKey(String),
/// change the hook command
UpdateEnterHook(u64, Option<String>),
/// save config file
SaveConfiguration,
}
#[derive(Clone, Copy, PartialEq, Eq, Debug, Default, Serialize, Deserialize)]
pub enum Status {
#[default]
Disabled,
Enabled,
}
impl From<Status> for bool {
fn from(status: Status) -> Self {
match status {
Status::Enabled => true,
Status::Disabled => false,
}
}
}
#[cfg(unix)]
const LAN_MOUSE_SOCKET_NAME: &str = "lan-mouse-socket.sock";
#[derive(Debug, Error)]
pub enum SocketPathError {
#[error("could not determine $XDG_RUNTIME_DIR: `{0}`")]
XdgRuntimeDirNotFound(VarError),
#[error("could not determine $HOME: `{0}`")]
HomeDirNotFound(VarError),
}
#[cfg(all(unix, not(target_os = "macos")))]
pub fn default_socket_path() -> Result<PathBuf, SocketPathError> {
let xdg_runtime_dir =
env::var("XDG_RUNTIME_DIR").map_err(SocketPathError::XdgRuntimeDirNotFound)?;
Ok(Path::new(xdg_runtime_dir.as_str()).join(LAN_MOUSE_SOCKET_NAME))
}
#[cfg(all(unix, target_os = "macos"))]
pub fn default_socket_path() -> Result<PathBuf, SocketPathError> {
let home = env::var("HOME").map_err(SocketPathError::HomeDirNotFound)?;
Ok(Path::new(home.as_str())
.join("Library")
.join("Caches")
.join(LAN_MOUSE_SOCKET_NAME))
}

View File

@@ -1,147 +0,0 @@
use futures::{Stream, StreamExt, stream::SelectAll};
#[cfg(unix)]
use std::path::PathBuf;
use std::{
io::ErrorKind,
pin::Pin,
task::{Context, Poll},
};
use tokio::io::{AsyncBufReadExt, AsyncWriteExt, BufReader, ReadHalf, WriteHalf};
use tokio_stream::wrappers::LinesStream;
#[cfg(unix)]
use tokio::net::UnixListener;
#[cfg(unix)]
use tokio::net::UnixStream;
#[cfg(windows)]
use tokio::net::TcpListener;
#[cfg(windows)]
use tokio::net::TcpStream;
use crate::{FrontendEvent, FrontendRequest, IpcError, IpcListenerCreationError};
pub struct AsyncFrontendListener {
#[cfg(windows)]
listener: TcpListener,
#[cfg(unix)]
listener: UnixListener,
#[cfg(unix)]
socket_path: PathBuf,
#[cfg(unix)]
line_streams: SelectAll<LinesStream<BufReader<ReadHalf<UnixStream>>>>,
#[cfg(windows)]
line_streams: SelectAll<LinesStream<BufReader<ReadHalf<TcpStream>>>>,
#[cfg(unix)]
tx_streams: Vec<WriteHalf<UnixStream>>,
#[cfg(windows)]
tx_streams: Vec<WriteHalf<TcpStream>>,
}
impl AsyncFrontendListener {
pub async fn new() -> Result<Self, IpcListenerCreationError> {
#[cfg(unix)]
let (socket_path, listener) = {
let socket_path = crate::default_socket_path()?;
log::debug!("remove socket: {socket_path:?}");
if socket_path.exists() {
// try to connect to see if some other instance
// of lan-mouse is already running
match UnixStream::connect(&socket_path).await {
// connected -> lan-mouse is already running
Ok(_) => return Err(IpcListenerCreationError::AlreadyRunning),
// lan-mouse is not running but a socket was left behind
Err(e) => {
log::debug!("{socket_path:?}: {e} - removing left behind socket");
let _ = std::fs::remove_file(&socket_path);
}
}
}
let listener = match UnixListener::bind(&socket_path) {
Ok(ls) => ls,
// some other lan-mouse instance has bound the socket in the meantime
Err(e) if e.kind() == ErrorKind::AddrInUse => {
return Err(IpcListenerCreationError::AlreadyRunning);
}
Err(e) => return Err(IpcListenerCreationError::Bind(e)),
};
(socket_path, listener)
};
#[cfg(windows)]
let listener = match TcpListener::bind("127.0.0.1:5252").await {
Ok(ls) => ls,
// some other lan-mouse instance has bound the socket in the meantime
Err(e) if e.kind() == ErrorKind::AddrInUse => {
return Err(IpcListenerCreationError::AlreadyRunning);
}
Err(e) => return Err(IpcListenerCreationError::Bind(e)),
};
let adapter = Self {
listener,
#[cfg(unix)]
socket_path,
line_streams: SelectAll::new(),
tx_streams: vec![],
};
Ok(adapter)
}
pub async fn broadcast(&mut self, notify: FrontendEvent) {
// encode event
let mut json = serde_json::to_string(&notify).unwrap();
json.push('\n');
let mut keep = vec![];
// TODO do simultaneously
for tx in self.tx_streams.iter_mut() {
// write len + payload
if tx.write(json.as_bytes()).await.is_err() {
keep.push(false);
continue;
}
keep.push(true);
}
// could not find a better solution because async
let mut keep = keep.into_iter();
self.tx_streams.retain(|_| keep.next().unwrap());
}
}
#[cfg(unix)]
impl Drop for AsyncFrontendListener {
fn drop(&mut self) {
log::debug!("remove socket: {:?}", self.socket_path);
let _ = std::fs::remove_file(&self.socket_path);
}
}
impl Stream for AsyncFrontendListener {
type Item = Result<FrontendRequest, IpcError>;
fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Option<Self::Item>> {
if let Poll::Ready(Some(Ok(l))) = self.line_streams.poll_next_unpin(cx) {
let request = serde_json::from_str(l.as_str()).map_err(|e| e.into());
return Poll::Ready(Some(request));
}
let mut sync = false;
while let Poll::Ready(Ok((stream, _))) = self.listener.poll_accept(cx) {
let (rx, tx) = tokio::io::split(stream);
let buf_reader = BufReader::new(rx);
let lines = buf_reader.lines();
let lines = LinesStream::new(lines);
self.line_streams.push(lines);
self.tx_streams.push(tx);
sync = true;
}
if sync {
Poll::Ready(Some(Ok(FrontendRequest::Sync)))
} else {
Poll::Pending
}
}
}

View File

@@ -1,13 +1,13 @@
[package]
name = "lan-mouse-proto"
description = "network protocol for lan-mouse"
version = "0.2.0"
version = "0.1.0"
edition = "2021"
license = "GPL-3.0-or-later"
repository = "https://github.com/feschber/lan-mouse"
[dependencies]
num_enum = "0.7.2"
thiserror = "2.0.0"
input-event = { path = "../input-event", version = "0.3.0" }
thiserror = "1.0.61"
input-event = { path = "../input-event", version = "0.2.1" }
paste = "1.0"

View File

@@ -2,7 +2,7 @@ use input_event::{Event as InputEvent, KeyboardEvent, PointerEvent};
use num_enum::{IntoPrimitive, TryFromPrimitive, TryFromPrimitiveError};
use paste::paste;
use std::{
fmt::{Debug, Display, Formatter},
fmt::{Debug, Display},
mem::size_of,
};
use thiserror::Error;
@@ -18,39 +18,14 @@ pub enum ProtocolError {
/// event type does not exist
#[error("invalid event id: `{0}`")]
InvalidEventId(#[from] TryFromPrimitiveError<EventType>),
/// position type does not exist
#[error("invalid event id: `{0}`")]
InvalidPosition(#[from] TryFromPrimitiveError<Position>),
}
/// Position of a client
#[derive(Clone, Copy, Debug, TryFromPrimitive, IntoPrimitive)]
#[repr(u8)]
pub enum Position {
Left,
Right,
Top,
Bottom,
}
impl Display for Position {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
let pos = match self {
Position::Left => "left",
Position::Right => "right",
Position::Top => "top",
Position::Bottom => "bottom",
};
write!(f, "{pos}")
}
}
/// main lan-mouse protocol event type
#[derive(Clone, Copy, Debug)]
pub enum ProtoEvent {
/// notify a client that the cursor entered its region at the given position
/// notify a client that the cursor entered its region
/// [`ProtoEvent::Ack`] with the same serial is used for synchronization between devices
Enter(Position),
Enter(u32),
/// notify a client that the cursor left its region
/// [`ProtoEvent::Ack`] with the same serial is used for synchronization between devices
Leave(u32),
@@ -61,25 +36,19 @@ pub enum ProtoEvent {
/// Ping event for tracking unresponsive clients.
/// A client has to respond with [`ProtoEvent::Pong`].
Ping,
/// Response to [`ProtoEvent::Ping`], true if emulation is enabled / available
Pong(bool),
/// Response to [`ProtoEvent::Ping`]
Pong,
}
impl Display for ProtoEvent {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
ProtoEvent::Enter(s) => write!(f, "Enter({s})"),
ProtoEvent::Leave(s) => write!(f, "Leave({s})"),
ProtoEvent::Ack(s) => write!(f, "Ack({s})"),
ProtoEvent::Input(e) => write!(f, "{e}"),
ProtoEvent::Ping => write!(f, "ping"),
ProtoEvent::Pong(alive) => {
write!(
f,
"pong: {}",
if *alive { "alive" } else { "not available" }
)
}
ProtoEvent::Pong => write!(f, "pong"),
}
}
}
@@ -116,7 +85,7 @@ impl ProtoEvent {
},
},
ProtoEvent::Ping => EventType::Ping,
ProtoEvent::Pong(_) => EventType::Pong,
ProtoEvent::Pong => EventType::Pong,
ProtoEvent::Enter(_) => EventType::Enter,
ProtoEvent::Leave(_) => EventType::Leave,
ProtoEvent::Ack(_) => EventType::Ack,
@@ -170,8 +139,8 @@ impl TryFrom<[u8; MAX_EVENT_SIZE]> for ProtoEvent {
},
))),
EventType::Ping => Ok(Self::Ping),
EventType::Pong => Ok(Self::Pong(decode_u8(&mut buf)? != 0)),
EventType::Enter => Ok(Self::Enter(decode_u8(&mut buf)?.try_into()?)),
EventType::Pong => Ok(Self::Pong),
EventType::Enter => Ok(Self::Enter(decode_u32(&mut buf)?)),
EventType::Leave => Ok(Self::Leave(decode_u32(&mut buf)?)),
EventType::Ack => Ok(Self::Ack(decode_u32(&mut buf)?)),
}
@@ -234,8 +203,8 @@ impl From<ProtoEvent> for ([u8; MAX_EVENT_SIZE], usize) {
},
},
ProtoEvent::Ping => {}
ProtoEvent::Pong(alive) => encode_u8(buf, len, alive as u8),
ProtoEvent::Enter(pos) => encode_u8(buf, len, pos as u8),
ProtoEvent::Pong => {}
ProtoEvent::Enter(serial) => encode_u32(buf, len, serial),
ProtoEvent::Leave(serial) => encode_u32(buf, len, serial),
ProtoEvent::Ack(serial) => encode_u32(buf, len, serial),
}

View File

@@ -1,18 +1,18 @@
# Nix Flake Usage
## Run
## run
```bash
nix run github:feschber/lan-mouse
# With params
# with params
nix run github:feschber/lan-mouse -- --help
```
## Home-manager module
## home-manager module
Add input:
add input
```nix
inputs = {
@@ -20,27 +20,14 @@ inputs = {
}
```
Optional: add [our binary cache](https://app.cachix.org/cache/lan-mouse) to allow a faster package install.
```nix
nixConfig = {
extra-substituters = [
"https://lan-mouse.cachix.org/"
];
extra-trusted-public-keys = [
"lan-mouse.cachix.org-1:KlE2AEZUgkzNKM7BIzMQo8w9yJYqUpor1CAUNRY6OyM="
];
};
```
Enable lan-mouse:
enable lan-mouse
``` nix
{
inputs,
...
}: {
# Add the Home Manager module
# add the home manager module
imports = [inputs.lan-mouse.homeManagerModules.default];
programs.lan-mouse = {

View File

@@ -1,40 +1,34 @@
{
stdenv,
rustPlatform,
lib,
pkg-config,
libX11,
gtk4,
libadwaita,
libXtst,
wrapGAppsHook4,
librsvg,
git,
}:
let
cargoToml = fromTOML (builtins.readFile ../Cargo.toml);
pkgs,
}: let
cargoToml = builtins.fromTOML (builtins.readFile ../Cargo.toml);
pname = cargoToml.package.name;
version = cargoToml.package.version;
in
rustPlatform.buildRustPackage {
inherit pname;
inherit version;
pname = pname;
version = version;
nativeBuildInputs = [
pkg-config
wrapGAppsHook4
nativeBuildInputs = with pkgs; [
git
pkg-config
cmake
makeWrapper
buildPackages.gtk4
];
buildInputs = [
buildInputs = with pkgs; [
xorg.libX11
gtk4
libadwaita
librsvg
]
++ lib.optionals stdenv.isLinux [
libX11
libXtst
];
xorg.libXtst
] ++ lib.optionals stdenv.isDarwin
(with darwin.apple_sdk_11_0.frameworks; [
CoreGraphics
ApplicationServices
]);
src = builtins.path {
name = pname;
@@ -46,9 +40,10 @@ rustPlatform.buildRustPackage {
# Set Environment Variables
RUST_BACKTRACE = "full";
# Needed to enable support for SVG icons in GTK
postInstall = ''
install -Dm444 *.desktop -t $out/share/applications
install -Dm444 lan-mouse-gtk/resources/*.svg -t $out/share/icons/hicolor/scalable/apps
wrapProgram "$out/bin/lan-mouse" \
--set GDK_PIXBUF_MODULE_FILE ${pkgs.librsvg.out}/lib/gdk-pixbuf-2.0/2.10.0/loaders.cache
'';
meta = with lib; {

View File

@@ -52,7 +52,7 @@ in {
};
Service = {
Type = "simple";
ExecStart = "${cfg.package}/bin/lan-mouse daemon";
ExecStart = "${cfg.package}/bin/lan-mouse --daemon";
};
Install.WantedBy = [
(lib.mkIf config.wayland.windowManager.hyprland.systemd.enable "hyprland-session.target")
@@ -65,7 +65,7 @@ in {
config = {
ProgramArguments = [
"${cfg.package}/bin/lan-mouse"
"daemon"
"--daemon"
];
KeepAlive = true;
};

View File

@@ -5,6 +5,7 @@
<!-- enabled -->
<child type="prefix">
<object class="GtkSwitch" id="enable_switch">
<signal name="state_set" handler="handle_client_set_state" swapped="true"/>
<property name="valign">center</property>
<property name="halign">end</property>
<property name="tooltip-text" translatable="yes">enable</property>

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@@ -0,0 +1,10 @@
<?xml version="1.0" encoding="UTF-8"?>
<gresources>
<gresource prefix="/de/feschber/LanMouse">
<file compressed="true" preprocess="xml-stripblanks">window.ui</file>
<file compressed="true" preprocess="xml-stripblanks">client_row.ui</file>
</gresource>
<gresource prefix="/de/feschber/LanMouse/icons">
<file compressed="true" preprocess="xml-stripblanks">de.feschber.LanMouse.svg</file>
</gresource>
</gresources>

View File

@@ -63,7 +63,7 @@
<signal name="clicked" handler="handle_capture" swapped="true"/>
<property name="valign">center</property>
<style>
<class name="pill"/>
<class name="circular"/>
<class name="flat"/>
</style>
</object>
@@ -89,7 +89,7 @@
<property name="valign">center</property>
<signal name="clicked" handler="handle_emulation" swapped="true"/>
<style>
<class name="pill"/>
<class name="circular"/>
<class name="flat"/>
</style>
</object>
@@ -121,31 +121,7 @@
-->
<child>
<object class="AdwActionRow">
<property name="title">hostname &#38;amp; port</property>
<child>
<object class="GtkButton" id="copy-hostname-button">
<!--<property name="icon-name">edit-copy-symbolic</property>-->
<property name="valign">center</property>
<signal name="clicked" handler="handle_copy_hostname" swapped="true"/>
<child>
<object class="GtkBox">
<property name="spacing">30</property>
<child>
<object class="GtkLabel" id="hostname_label">
<property name="label">&lt;span font_style=&quot;italic&quot; font_weight=&quot;light&quot; foreground=&quot;darkgrey&quot;&gt;could not determine hostname&lt;/span&gt;</property>
<property name="use-markup">true</property>
<property name="valign">center</property>
</object>
</child>
<child>
<object class="GtkImage" id="hostname_copy_icon">
<property name="icon-name">edit-copy-symbolic</property>
</object>
</child>
</object>
</child>
</object>
</child>
<property name="title">port</property>
<child>
<object class="GtkEntry" id="port_entry">
<property name="max-width-chars">5</property>
@@ -184,14 +160,20 @@
</object>
</child>
<child>
<object class="AdwActionRow" id="fingerprint_row">
<property name="title">certificate fingerprint</property>
<property name="icon-name">auth-fingerprint-symbolic</property>
<object class="AdwActionRow">
<property name="title">hostname</property>
<child>
<object class="GtkButton" id="copy-fingerprint-button">
<object class="GtkLabel" id="hostname_label">
<property name="label">&lt;span font_style=&quot;italic&quot; font_weight=&quot;light&quot; foreground=&quot;darkgrey&quot;&gt;could not determine hostname&lt;/span&gt;</property>
<property name="use-markup">true</property>
<property name="valign">center</property>
</object>
</child>
<child>
<object class="GtkButton" id="copy-hostname-button">
<property name="icon-name">edit-copy-symbolic</property>
<property name="valign">center</property>
<signal name="clicked" handler="handle_copy_fingerprint" swapped="true"/>
<signal name="clicked" handler="handle_copy_hostname" swapped="true"/>
</object>
</child>
</object>
@@ -231,39 +213,6 @@
</child>
</object>
</child>
<child>
<object class="AdwPreferencesGroup">
<property name="title" translatable="yes">Incoming Connections</property>
<property name="header-suffix">
<object class="GtkButton">
<signal name="clicked" handler="handle_add_cert_fingerprint" swapped="true"/>
<property name="child">
<object class="AdwButtonContent">
<property name="icon-name">auth-fingerprint-symbolic</property>
<property name="label" translatable="yes">Authorize</property>
</object>
</property>
<style>
<class name="flat"/>
</style>
</object>
</property>
<child>
<object class="GtkListBox" id="authorized_list">
<property name="selection-mode">none</property>
<child type="placeholder">
<object class="AdwActionRow" id="authorized_placeholder">
<property name="title">no devices registered!</property>
<property name="subtitle">authorize a new device via the "Authorize" button</property>
</object>
</child>
<style>
<class name="boxed-list" />
</style>
</object>
</child>
</object>
</child>
</object>
</property>
</object>

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@@ -1,136 +0,0 @@
#!/bin/sh
set -eu
homebrew_path=""
exec_path="target/debug/bundle/osx/Lan Mouse.app/Contents/MacOS/lan-mouse"
usage() {
cat <<EOF
$0: Copy all Homebrew libraries into the macOS app bundle.
USAGE: $0 [-h] [-b homebrew_path] [exec_path]
OPTIONS:
-h, --help Show this help message and exit
-b Path to Homebrew installation (default: $homebrew_path)
exec_path Path to the main executable in the app bundle
(default: get from `brew --prefix`)
When macOS apps are linked to dynamic libraries (.dylib files),
the fully qualified path to the library is embedded in the binary.
If the libraries come from Homebrew, that means that Homebrew must be present
and the libraries must be installed in the same location on the user's machine.
This script copies all of the Homebrew libraries that an executable links to into the app bundle
and tells all the binaries in the bundle to look for them there.
EOF
}
# Gather command-line arguments
while test $# -gt 0; do
case "$1" in
-h | --help ) usage; exit 0;;
-b | --homebrew ) homebrew_path="$1"; shift 2;;
* ) exec_path="$1"; shift;;
esac
done
if [ -z "$homebrew_path" ]; then
homebrew_path="$(brew --prefix)"
fi
# Path to the .app bundle
bundle_path=$(dirname "$(dirname "$(dirname "$exec_path")")")
# Path to the Frameworks directory
fwks_path="$bundle_path/Contents/Frameworks"
mkdir -p "$fwks_path"
# Path to bundled GTK/GSettings data
resources_path="$bundle_path/Contents/Resources"
share_path="$resources_path/share"
# Copy and fix references for a binary (executable or dylib)
#
# This function will:
# - Copy any referenced dylibs from /opt/homebrew to the Frameworks directory
# - Update the binary to reference the local copy instead
# - Add the Frameworks directory to the binary's RPATH
# - Recursively process the copied dylibs
fix_references() {
local bin="$1"
# Get all Homebrew libraries referenced by the binary
libs=$(otool -L "$bin" | awk -v homebrew="$homebrew_path" '$0 ~ homebrew {print $1}')
echo "$libs" | while IFS= read -r old_path; do
if [ -z "$old_path" ]; then
continue
fi
local base_name="$(basename "$old_path")"
local dest="$fwks_path/$base_name"
if [ ! -e "$dest" ]; then
echo "Copying $old_path -> $dest"
cp -f "$old_path" "$dest"
# Ensure the copied dylib is writable so that xattr -rd /path/to/Lan\ Mouse.app works.
chmod 644 "$dest"
echo "Updating $dest to have install_name of @rpath/$base_name..."
install_name_tool -id "@rpath/$base_name" "$dest"
# Recursively process this dylib
fix_references "$dest"
fi
echo "Updating $bin to reference @rpath/$base_name..."
install_name_tool -change "$old_path" "@rpath/$base_name" "$bin"
done
}
fix_references "$exec_path"
copy_runtime_data() {
mkdir -p "$share_path"
if [ -d "$homebrew_path/share/glib-2.0/schemas" ]; then
mkdir -p "$share_path/glib-2.0"
rm -rf "$share_path/glib-2.0/schemas"
cp -RL "$homebrew_path/share/glib-2.0/schemas" "$share_path/glib-2.0/schemas"
if command -v glib-compile-schemas >/dev/null 2>&1; then
glib-compile-schemas "$share_path/glib-2.0/schemas"
elif [ -x "$homebrew_path/bin/glib-compile-schemas" ]; then
"$homebrew_path/bin/glib-compile-schemas" "$share_path/glib-2.0/schemas"
fi
fi
if [ -d "$homebrew_path/share/gtk-4.0" ]; then
rm -rf "$share_path/gtk-4.0"
cp -RL "$homebrew_path/share/gtk-4.0" "$share_path/gtk-4.0"
fi
if [ -d "$homebrew_path/share/icons/Adwaita" ]; then
mkdir -p "$share_path/icons"
rm -rf "$share_path/icons/Adwaita"
cp -RL "$homebrew_path/share/icons/Adwaita" "$share_path/icons/Adwaita"
fi
}
copy_runtime_data
# cargo-bundle preserves the source path under Contents/Resources (so
# `target/menubar-template.png` lands at `Resources/target/...`). Flatten it
# so NSBundle pathForResource: finds the file at the Resources root.
if [ -f "$resources_path/target/menubar-template.png" ]; then
mv "$resources_path/target/menubar-template.png" "$resources_path/menubar-template.png"
rmdir "$resources_path/target" 2>/dev/null || true
fi
# Ensure the main executable has our Frameworks path in its RPATH
if ! otool -l "$exec_path" | grep -q "@executable_path/../Frameworks"; then
echo "Adding RPATH to $exec_path"
install_name_tool -add_rpath "@executable_path/../Frameworks" "$exec_path"
fi
# Se-sign the .app
codesign --force --deep --sign - "$bundle_path"
echo "Done!"

View File

@@ -1,137 +0,0 @@
#!/bin/sh
set -e
usage() {
cat <<EOF
$0: Make a macOS icns file from an SVG with rsvg-convert, ImageMagick and iconutil.
Follows the Big Sur+ icon template:
- 1024x1024 canvas with a rounded-square (squircle) background
- Icon artwork scaled to fit inside an 824x824 content area, centered
- Transparent padding outside the squircle so the Dock/Finder render it
like other first-party macOS apps.
usage: $0 [SVG [ICNS [ICONSET]]]
ARGUMENTS
SVG The SVG file to convert
Defaults to ./lan-mouse-gtk/resources/de.feschber.LanMouse.svg
ICNS The icns file to create
Defaults to ./target/icon.icns
ICONSET The iconset directory to create
Defaults to ./target/icon.iconset
This is just a temporary directory
EOF
}
if [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
usage
exit 0
fi
svg="${1:-./lan-mouse-gtk/resources/de.feschber.LanMouse.svg}"
icns="${2:-./target/icon.icns}"
iconset="${3:-./target/icon.iconset}"
set -u
workdir="$(dirname "$iconset")/icon-work"
rm -rf "$iconset" "$workdir"
mkdir -p "$iconset" "$workdir"
# Big Sur+ macOS icon template proportions (in a 1024 canvas):
# canvas = 1024
# squircle = 824 (the white rounded-square background, inset 100px)
# content = 560 (artwork inside the squircle, with generous margin)
# radius = 185 (~22.5% of the squircle, the characteristic curvature)
CANVAS=1024
SQUIRCLE=824
CONTENT=560
RADIUS=185
BG_COLOR="#FFFFFF"
SQUIRCLE_OFFSET=$(( (CANVAS - SQUIRCLE) / 2 ))
CONTENT_OFFSET=$(( (CANVAS - CONTENT) / 2 ))
# 1) Render the SVG to the content size at full fidelity.
# rsvg-convert handles our SVG correctly; ImageMagick sometimes crops it.
rsvg-convert -w "$CONTENT" -h "$CONTENT" "$svg" -o "$workdir/content.png"
# 2) Draw the rounded-square (squircle) background on a transparent canvas.
# The squircle is inset from the canvas edges (transparent padding), so the
# Dock/Finder render it at the same visual size as other first-party apps.
magick -size ${CANVAS}x${CANVAS} xc:none \
-fill "$BG_COLOR" \
-draw "roundrectangle ${SQUIRCLE_OFFSET},${SQUIRCLE_OFFSET} $((CANVAS-SQUIRCLE_OFFSET-1)),$((CANVAS-SQUIRCLE_OFFSET-1)) $RADIUS,$RADIUS" \
"$workdir/background.png"
# 3) Composite the artwork onto the background, centered inside the content area.
magick "$workdir/background.png" \
"$workdir/content.png" -geometry +${CONTENT_OFFSET}+${CONTENT_OFFSET} -composite \
-colorspace sRGB -type TrueColorAlpha PNG32:"$workdir/icon-1024.png"
# 4) Generate each iconset size from the master so all sizes share the same
# squircle proportions and look consistent at every resolution.
for size in 1024 512 256 128 64 32 16; do
magick "$workdir/icon-1024.png" -resize ${size}x${size} \
-colorspace sRGB -type TrueColorAlpha PNG32:"$workdir/${size}.png"
done
cp "$workdir/1024.png" "$iconset"/icon_512x512@2x.png
cp "$workdir/512.png" "$iconset"/icon_512x512.png
cp "$workdir/512.png" "$iconset"/icon_256x256@2x.png
cp "$workdir/256.png" "$iconset"/icon_256x256.png
cp "$workdir/256.png" "$iconset"/icon_128x128@2x.png
cp "$workdir/128.png" "$iconset"/icon_128x128.png
cp "$workdir/64.png" "$iconset"/icon_32x32@2x.png
cp "$workdir/32.png" "$iconset"/icon_32x32.png
cp "$workdir/32.png" "$iconset"/icon_16x16@2x.png
cp "$workdir/16.png" "$iconset"/icon_16x16.png
mkdir -p "$(dirname "$icns")"
# Menu bar template icon: flatten all RGB channels to 0 (black) while keeping
# alpha so the artwork reads as a clean silhouette. NSStatusBarButton tints
# template images to match the menu bar appearance in light and dark modes.
menubar_template="$(dirname "$icns")/menubar-template.png"
rsvg-convert -w 44 -h 44 "$svg" -o "$workdir/menubar-44.png"
magick "$workdir/menubar-44.png" -channel RGB -evaluate set 0 +channel \
"$menubar_template"
if ! iconutil -c icns "$iconset" -o "$icns"; then
if ! command -v perl >/dev/null 2>&1; then
echo "iconutil failed and perl is not available for the fallback icns writer" >&2
exit 1
fi
echo "iconutil rejected the iconset; writing icns directly" >&2
perl - "$icns" "$iconset" <<'PERL'
use strict;
use warnings;
my ($icns, $iconset) = @ARGV;
my @icons = (
[ 'icp4', "$iconset/icon_16x16.png" ],
[ 'ic11', "$iconset/icon_16x16\@2x.png" ],
[ 'icp5', "$iconset/icon_32x32.png" ],
[ 'ic12', "$iconset/icon_32x32\@2x.png" ],
[ 'ic07', "$iconset/icon_128x128.png" ],
[ 'ic13', "$iconset/icon_128x128\@2x.png" ],
[ 'ic08', "$iconset/icon_256x256.png" ],
[ 'ic14', "$iconset/icon_256x256\@2x.png" ],
[ 'ic09', "$iconset/icon_512x512.png" ],
[ 'ic10', "$iconset/icon_512x512\@2x.png" ],
);
my $body = '';
for my $icon (@icons) {
my ($type, $path) = @$icon;
open my $fh, '<:raw', $path or die "$path: $!";
local $/;
my $png = <$fh>;
$body .= $type . pack('N', length($png) + 8) . $png;
}
open my $out, '>:raw', $icns or die "$icns: $!";
print {$out} 'icns' . pack('N', length($body) + 8) . $body;
PERL
fi

View File

@@ -6,7 +6,7 @@ After=graphical-session.target
BindsTo=graphical-session.target
[Service]
ExecStart=/usr/bin/lan-mouse daemon
ExecStart=/usr/bin/lan-mouse --daemon
Restart=on-failure
[Install]

View File

@@ -1,471 +0,0 @@
use std::{
cell::{Cell, RefCell},
rc::Rc,
time::{Duration, Instant},
};
use futures::StreamExt;
use input_capture::{
CaptureError, CaptureEvent, CaptureHandle, InputCapture, InputCaptureError, Position,
};
use input_event::{Event, KeyboardEvent, scancode};
use lan_mouse_proto::ProtoEvent;
use local_channel::mpsc::{Receiver, Sender, channel};
use tokio::task::{JoinHandle, spawn_local};
use tokio_util::sync::CancellationToken;
use crate::connect::LanMouseConnection;
pub(crate) struct Capture {
cancellation_token: CancellationToken,
request_tx: Sender<CaptureRequest>,
task: JoinHandle<()>,
event_rx: Receiver<ICaptureEvent>,
}
pub(crate) enum ICaptureEvent {
/// a client was entered
CaptureBegin(CaptureHandle),
/// capture disabled
CaptureDisabled,
/// capture disabled
CaptureEnabled,
/// A (new) client was entered.
/// In contrast to [`ICaptureEvent::CaptureBegin`] this
/// event is only triggered when the capture was
/// explicitly released in the meantime by
/// either the remote client leaving its device region,
/// a new device entering the screen or the release bind.
ClientEntered(u64),
}
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub(crate) enum CaptureType {
/// a normal input capture
Default,
/// A capture only interested in [`CaptureEvent::Begin`] events.
/// The capture is released immediately, if there is no
/// Default capture at the same position.
EnterOnly,
}
#[derive(Clone, Debug)]
enum CaptureRequest {
/// capture must release the mouse
Release,
/// add a capture client
Create(CaptureHandle, Position, CaptureType),
/// destory a capture client
Destroy(CaptureHandle),
/// reenable input capture
Reenable,
/// set release bind
SetReleaseBind(Vec<scancode::Linux>),
}
impl Capture {
pub(crate) fn new(
backend: Option<input_capture::Backend>,
conn: LanMouseConnection,
release_bind: Vec<scancode::Linux>,
) -> Self {
let (request_tx, request_rx) = channel();
let (event_tx, event_rx) = channel();
let cancellation_token = CancellationToken::new();
let capture_task = CaptureTask {
active_client: None,
backend,
cancellation_token: cancellation_token.clone(),
captures: Default::default(),
conn,
event_tx,
request_rx,
release_bind: Rc::new(RefCell::new(release_bind)),
state: Default::default(),
};
let task = spawn_local(capture_task.run());
Self {
cancellation_token,
request_tx,
task,
event_rx,
}
}
pub(crate) fn reenable(&self) {
self.request_tx
.send(CaptureRequest::Reenable)
.expect("channel closed");
}
pub(crate) async fn terminate(&mut self) {
self.cancellation_token.cancel();
log::debug!("terminating capture");
if let Err(e) = (&mut self.task).await {
log::warn!("{e}");
}
}
pub(crate) fn create(
&self,
handle: CaptureHandle,
pos: lan_mouse_ipc::Position,
capture_type: CaptureType,
) {
let pos = to_capture_pos(pos);
self.request_tx
.send(CaptureRequest::Create(handle, pos, capture_type))
.expect("channel closed");
}
pub(crate) fn destroy(&self, handle: CaptureHandle) {
self.request_tx
.send(CaptureRequest::Destroy(handle))
.expect("channel closed");
}
pub(crate) fn release(&self) {
self.request_tx
.send(CaptureRequest::Release)
.expect("channel closed");
}
pub(crate) async fn event(&mut self) -> ICaptureEvent {
self.event_rx.recv().await.expect("channel closed")
}
pub(crate) fn set_release_bind(&mut self, bind: Vec<scancode::Linux>) {
let _ = self.request_tx.send(CaptureRequest::SetReleaseBind(bind));
}
}
/// debounce a statement `$st`, i.e. the statement is executed only if the
/// time since the previous execution is at least `$dur`.
/// `$prev` is used to keep track of this timestamp
macro_rules! debounce {
($prev:ident, $dur:expr, $st:stmt) => {
let exec = match $prev.get() {
None => true,
Some(instant) if instant.elapsed() > $dur => true,
_ => false,
};
if exec {
$prev.replace(Some(Instant::now()));
$st
}
};
}
struct CaptureTask {
active_client: Option<CaptureHandle>,
backend: Option<input_capture::Backend>,
cancellation_token: CancellationToken,
captures: Vec<(CaptureHandle, Position, CaptureType)>,
conn: LanMouseConnection,
event_tx: Sender<ICaptureEvent>,
release_bind: Rc<RefCell<Vec<scancode::Linux>>>,
request_rx: Receiver<CaptureRequest>,
state: State,
}
impl CaptureTask {
fn add_capture(&mut self, handle: CaptureHandle, pos: Position, capture_type: CaptureType) {
self.captures.push((handle, pos, capture_type));
}
fn remove_capture(&mut self, handle: CaptureHandle) {
self.captures.retain(|&(h, ..)| handle != h);
}
fn is_default_capture_at(&self, pos: Position) -> bool {
self.captures
.iter()
.any(|&(_, p, t)| p == pos && t == CaptureType::Default)
}
fn get_pos(&self, handle: CaptureHandle) -> Position {
self.captures
.iter()
.find(|(h, ..)| *h == handle)
.expect("no such capture")
.1
}
fn get_type(&self, handle: CaptureHandle) -> CaptureType {
self.captures
.iter()
.find(|(h, ..)| *h == handle)
.expect("no such capture")
.2
}
async fn run(mut self) {
loop {
if let Err(e) = self.do_capture().await {
log::warn!("input capture exited: {e}");
}
loop {
tokio::select! {
r = self.request_rx.recv() => match r.expect("channel closed") {
CaptureRequest::Reenable => break,
CaptureRequest::Create(h, p, t) => self.add_capture(h, p, t),
CaptureRequest::Destroy(h) => self.remove_capture(h),
CaptureRequest::Release => { /* nothing to do */ }
CaptureRequest::SetReleaseBind(bind) => {
self.release_bind.borrow_mut().clone_from(&bind);
}
},
_ = self.cancellation_token.cancelled() => return,
}
}
}
}
async fn do_capture(&mut self) -> Result<(), InputCaptureError> {
/* allow cancelling capture request */
let mut capture = tokio::select! {
r = InputCapture::new(self.backend) => r?,
_ = self.cancellation_token.cancelled() => return Ok(()),
};
let _capture_guard = DropGuard::new(
self.event_tx.clone(),
ICaptureEvent::CaptureEnabled,
ICaptureEvent::CaptureDisabled,
);
/* create barriers for active clients */
let r = self.create_captures(&mut capture).await;
if let Err(e) = r {
capture.terminate().await?;
return Err(e.into());
}
let r = self.do_capture_session(&mut capture).await;
// FIXME replace with async drop when stabilized
capture.terminate().await?;
r
}
async fn create_captures(&mut self, capture: &mut InputCapture) -> Result<(), CaptureError> {
let captures = self.captures.clone();
for (handle, pos, _type) in captures {
tokio::select! {
r = capture.create(handle, pos) => r?,
_ = self.cancellation_token.cancelled() => return Ok(()),
}
}
Ok(())
}
async fn do_capture_session(
&mut self,
capture: &mut InputCapture,
) -> Result<(), InputCaptureError> {
loop {
tokio::select! {
event = capture.next() => match event {
Some(event) => self.handle_capture_event(capture, event?).await?,
None => return Ok(()),
},
(handle, event) = self.conn.recv() => {
if let Some(active) = self.active_client {
if handle != active {
// we only care about events coming from the client we are currently connected to
// only `Ack` and `Leave` are relevant
continue
}
}
match event {
// connection acknowlegded => set state to Sending
ProtoEvent::Ack(_) => {
log::info!("client {handle} acknowledged the connection!");
self.state = State::Sending;
}
// client disconnected
ProtoEvent::Leave(_) => {
log::info!("releasing capture: left remote client device region");
self.release_capture(capture).await?;
},
_ => {}
}
},
e = self.request_rx.recv() => match e.expect("channel closed") {
CaptureRequest::Reenable => { /* already active */ },
CaptureRequest::Release => self.release_capture(capture).await?,
CaptureRequest::Create(h, p, t) => {
self.add_capture(h, p, t);
capture.create(h, p).await?;
}
CaptureRequest::Destroy(h) => {
self.remove_capture(h);
capture.destroy(h).await?;
}
CaptureRequest::SetReleaseBind(bind) => {
self.release_bind.borrow_mut().clone_from(&bind);
}
},
_ = self.cancellation_token.cancelled() => break,
}
}
Ok(())
}
async fn handle_capture_event(
&mut self,
capture: &mut InputCapture,
event: (CaptureHandle, CaptureEvent),
) -> Result<(), CaptureError> {
let (handle, event) = event;
log::trace!("({handle}): {event:?}");
if capture.keys_pressed(&self.release_bind.borrow()) {
log::info!("releasing capture: release-bind pressed");
return self.release_capture(capture).await;
}
if event == CaptureEvent::Begin {
self.event_tx
.send(ICaptureEvent::CaptureBegin(handle))
.expect("channel closed");
}
// enter only capture (for incoming connections)
if self.get_type(handle) == CaptureType::EnterOnly {
// if there is no active outgoing connection at the current capture,
// we release the capture
if !self.is_default_capture_at(self.get_pos(handle)) {
log::info!("releasing capture: no active client at this position");
capture.release().await?;
}
// we dont care about events from incoming handles except for releasing the capture
return Ok(());
}
// activated a new client
if event == CaptureEvent::Begin && Some(handle) != self.active_client {
self.state = State::WaitingForAck;
self.active_client.replace(handle);
self.event_tx
.send(ICaptureEvent::ClientEntered(handle))
.expect("channel closed");
}
let opposite_pos = to_proto_pos(self.get_pos(handle).opposite());
let event = match event {
CaptureEvent::Begin => ProtoEvent::Enter(opposite_pos),
CaptureEvent::Input(e) => match self.state {
// connection not acknowledged, repeat `Enter` event
State::WaitingForAck => ProtoEvent::Enter(opposite_pos),
State::Sending => ProtoEvent::Input(e),
},
};
if let Err(e) = self.conn.send(event, handle).await {
const DUR: Duration = Duration::from_millis(500);
debounce!(PREV_LOG, DUR, log::warn!("releasing capture: {e}"));
capture.release().await?;
}
Ok(())
}
async fn release_capture(&mut self, capture: &mut InputCapture) -> Result<(), CaptureError> {
// If we have an active client, notify them we're leaving
if let Some(handle) = self.active_client.take() {
// Synthesize key-up events for every key still held in the
// capture's pressed_keys set BEFORE sending Leave. Without
// this, pressing the release-bind chord (typically all four
// modifiers) leaves the peer with phantom held modifiers:
// the down events were forwarded while capture was active,
// but the matching up events arrive after the local tap
// flips to passthrough and never reach the peer. The peer
// then runs every subsequent keystroke through those held
// mods until its watchdog times out (1+ s) or our Leave
// arrives — and Leave can be lost over UDP/DTLS.
for key in capture.take_pressed_keys() {
let key_up = ProtoEvent::Input(Event::Keyboard(KeyboardEvent::Key {
time: 0,
key: key as u32,
state: 0,
}));
if let Err(e) = self.conn.send(key_up, handle).await {
log::warn!("failed to send key-up to client {handle}: {e}");
}
}
// Reset the modifier mask too. The peer's input-emulation
// layer keeps a separate XKB-style modifier state that's
// updated by KeyboardEvent::Modifiers, distinct from the
// pressed_keys set drained above. Without this, an
// already-locked CapsLock would survive the release.
let mods_zero = ProtoEvent::Input(Event::Keyboard(KeyboardEvent::Modifiers {
depressed: 0,
latched: 0,
locked: 0,
group: 0,
}));
if let Err(e) = self.conn.send(mods_zero, handle).await {
log::warn!("failed to reset modifiers on client {handle}: {e}");
}
log::info!("sending Leave event to client {handle}");
if let Err(e) = self.conn.send(ProtoEvent::Leave(0), handle).await {
log::warn!("failed to send Leave to client {handle}: {e}");
}
}
capture.release().await
}
}
thread_local! {
static PREV_LOG: Cell<Option<Instant>> = const { Cell::new(None) };
}
#[derive(Clone, Copy, Debug, Default, PartialEq, Eq)]
enum State {
#[default]
WaitingForAck,
Sending,
}
fn to_capture_pos(pos: lan_mouse_ipc::Position) -> input_capture::Position {
match pos {
lan_mouse_ipc::Position::Left => input_capture::Position::Left,
lan_mouse_ipc::Position::Right => input_capture::Position::Right,
lan_mouse_ipc::Position::Top => input_capture::Position::Top,
lan_mouse_ipc::Position::Bottom => input_capture::Position::Bottom,
}
}
fn to_proto_pos(pos: input_capture::Position) -> lan_mouse_proto::Position {
match pos {
input_capture::Position::Left => lan_mouse_proto::Position::Left,
input_capture::Position::Right => lan_mouse_proto::Position::Right,
input_capture::Position::Top => lan_mouse_proto::Position::Top,
input_capture::Position::Bottom => lan_mouse_proto::Position::Bottom,
}
}
struct DropGuard<T> {
tx: Sender<T>,
on_drop: Option<T>,
}
impl<T> DropGuard<T> {
fn new(tx: Sender<T>, on_new: T, on_drop: T) -> Self {
tx.send(on_new).expect("channel closed");
let on_drop = Some(on_drop);
Self { tx, on_drop }
}
}
impl<T> Drop for DropGuard<T> {
fn drop(&mut self) {
self.tx
.send(self.on_drop.take().expect("item"))
.expect("channel closed");
}
}

View File

@@ -1,21 +1,28 @@
use crate::config::Config;
use clap::Args;
use futures::StreamExt;
use input_capture::{self, CaptureError, CaptureEvent, InputCapture, InputCaptureError, Position};
use input_event::{Event, KeyboardEvent};
use tokio::task::LocalSet;
#[derive(Args, Clone, Debug, Eq, PartialEq)]
pub struct TestCaptureArgs {}
pub async fn run(config: Config, _args: TestCaptureArgs) -> Result<(), InputCaptureError> {
pub fn run() -> anyhow::Result<()> {
log::info!("running input capture test");
let runtime = tokio::runtime::Builder::new_current_thread()
.enable_io()
.enable_time()
.build()?;
let config = Config::new()?;
Ok(runtime.block_on(LocalSet::new().run_until(input_capture_test(config)))?)
}
async fn input_capture_test(config: Config) -> Result<(), InputCaptureError> {
log::info!("creating input capture");
let backend = config.capture_backend().map(|b| b.into());
let backend = config.capture_backend.map(|b| b.into());
loop {
let mut input_capture = InputCapture::new(backend).await?;
log::info!("creating clients");
input_capture.create(0, Position::Left).await?;
input_capture.create(4, Position::Left).await?;
input_capture.create(1, Position::Right).await?;
input_capture.create(2, Position::Top).await?;
input_capture.create(3, Position::Bottom).await?;
@@ -33,13 +40,12 @@ async fn do_capture(input_capture: &mut InputCapture) -> Result<(), CaptureError
.await
.ok_or(CaptureError::EndOfStream)??;
let pos = match client {
0 | 4 => Position::Left,
0 => Position::Left,
1 => Position::Right,
2 => Position::Top,
3 => Position::Bottom,
_ => panic!(),
_ => Position::Bottom,
};
log::info!("position: {client} ({pos}), event: {event}");
log::info!("position: {pos}, event: {event}");
if let CaptureEvent::Input(Event::Keyboard(KeyboardEvent::Key { key: 1, .. })) = event {
input_capture.release().await?;
break Ok(());

View File

@@ -1,93 +1,145 @@
use std::{
cell::RefCell,
collections::HashSet,
fmt::Display,
net::{IpAddr, SocketAddr},
rc::Rc,
str::FromStr,
};
use serde::{Deserialize, Serialize};
use slab::Slab;
use thiserror::Error;
use lan_mouse_ipc::{ClientConfig, ClientHandle, ClientState, Position};
use crate::config::DEFAULT_PORT;
use input_capture;
use crate::config::ConfigClient;
#[derive(Debug, Default, Eq, Hash, PartialEq, Clone, Copy, Serialize, Deserialize)]
pub enum Position {
#[default]
Left,
Right,
Top,
Bottom,
}
#[derive(Clone, Default)]
impl From<Position> for input_capture::Position {
fn from(position: Position) -> input_capture::Position {
match position {
Position::Left => input_capture::Position::Left,
Position::Right => input_capture::Position::Right,
Position::Top => input_capture::Position::Top,
Position::Bottom => input_capture::Position::Bottom,
}
}
}
#[derive(Debug, Error)]
#[error("not a valid position: {pos}")]
pub struct PositionParseError {
pos: String,
}
impl FromStr for Position {
type Err = PositionParseError;
fn from_str(s: &str) -> Result<Self, Self::Err> {
match s {
"left" => Ok(Self::Left),
"right" => Ok(Self::Right),
"top" => Ok(Self::Top),
"bottom" => Ok(Self::Bottom),
_ => Err(PositionParseError { pos: s.into() }),
}
}
}
impl Display for Position {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(
f,
"{}",
match self {
Position::Left => "left",
Position::Right => "right",
Position::Top => "top",
Position::Bottom => "bottom",
}
)
}
}
impl TryFrom<&str> for Position {
type Error = ();
fn try_from(s: &str) -> Result<Self, Self::Error> {
match s {
"left" => Ok(Position::Left),
"right" => Ok(Position::Right),
"top" => Ok(Position::Top),
"bottom" => Ok(Position::Bottom),
_ => Err(()),
}
}
}
#[derive(Debug, Eq, PartialEq, Clone, Serialize, Deserialize)]
pub struct ClientConfig {
/// hostname of this client
pub hostname: Option<String>,
/// fix ips, determined by the user
pub fix_ips: Vec<IpAddr>,
/// both active_addr and addrs can be None / empty so port needs to be stored seperately
pub port: u16,
/// position of a client on screen
pub pos: Position,
/// enter hook
pub cmd: Option<String>,
}
impl Default for ClientConfig {
fn default() -> Self {
Self {
port: DEFAULT_PORT,
hostname: Default::default(),
fix_ips: Default::default(),
pos: Default::default(),
cmd: None,
}
}
}
pub type ClientHandle = u64;
#[derive(Debug, Default, Clone, Serialize, Deserialize)]
pub struct ClientState {
/// events should be sent to and received from the client
pub active: bool,
/// `active` address of the client, used to send data to.
/// This should generally be the socket address where data
/// was last received from.
pub active_addr: Option<SocketAddr>,
/// tracks whether or not the client is responding to pings
pub alive: bool,
/// ips from dns
pub dns_ips: Vec<IpAddr>,
/// all ip addresses associated with a particular client
/// e.g. Laptops usually have at least an ethernet and a wifi port
/// which have different ip addresses
pub ips: HashSet<IpAddr>,
/// client has pressed keys
pub has_pressed_keys: bool,
/// dns resolving in progress
pub resolving: bool,
}
#[derive(Default)]
pub struct ClientManager {
clients: Rc<RefCell<Slab<(ClientConfig, ClientState)>>>,
clients: Slab<(ClientConfig, ClientState)>,
}
impl ClientManager {
/// get all clients
pub fn clients(&self) -> Vec<(ClientConfig, ClientState)> {
self.clients
.borrow()
.iter()
.map(|(_, c)| c.clone())
.collect::<Vec<_>>()
}
pub fn add_with_config(&self, config_client: ConfigClient) -> ClientHandle {
let config = ClientConfig {
hostname: config_client.hostname,
fix_ips: config_client.ips.into_iter().collect(),
port: config_client.port,
pos: config_client.pos,
cmd: config_client.enter_hook,
};
let state = ClientState {
active: config_client.active,
ips: HashSet::from_iter(config.fix_ips.iter().cloned()),
..Default::default()
};
let handle = self.add_client();
self.set_config(handle, config);
self.set_state(handle, state);
handle
}
/// add a new client to this manager
pub fn add_client(&self) -> ClientHandle {
self.clients.borrow_mut().insert(Default::default()) as ClientHandle
}
/// set the config of the given client
pub fn set_config(&self, handle: ClientHandle, config: ClientConfig) {
if let Some((c, _)) = self.clients.borrow_mut().get_mut(handle as usize) {
*c = config;
}
}
/// set the state of the given client
pub fn set_state(&self, handle: ClientHandle, state: ClientState) {
if let Some((_, s)) = self.clients.borrow_mut().get_mut(handle as usize) {
*s = state;
}
}
/// activate the given client
/// returns, whether the client was activated
pub fn activate_client(&self, handle: ClientHandle) -> bool {
let mut clients = self.clients.borrow_mut();
match clients.get_mut(handle as usize) {
Some((_, s)) if !s.active => {
s.active = true;
true
}
_ => false,
}
}
/// deactivate the given client
/// returns, whether the client was deactivated
pub fn deactivate_client(&self, handle: ClientHandle) -> bool {
let mut clients = self.clients.borrow_mut();
match clients.get_mut(handle as usize) {
Some((_, s)) if s.active => {
s.active = false;
true
}
_ => false,
}
pub fn add_client(&mut self) -> ClientHandle {
self.clients.insert(Default::default()) as ClientHandle
}
/// find a client by its address
@@ -95,7 +147,6 @@ impl ClientManager {
// since there shouldn't be more than a handful of clients at any given
// time this is likely faster than using a HashMap
self.clients
.borrow()
.iter()
.find_map(|(k, (_, s))| {
if s.active && s.ips.contains(&addr.ip()) {
@@ -107,10 +158,8 @@ impl ClientManager {
.map(|p| p as ClientHandle)
}
/// get the client at the given position
pub fn client_at(&self, pos: Position) -> Option<ClientHandle> {
pub fn find_client(&self, pos: Position) -> Option<ClientHandle> {
self.clients
.borrow()
.iter()
.find_map(|(k, (c, s))| {
if s.active && c.pos == pos {
@@ -122,192 +171,31 @@ impl ClientManager {
.map(|p| p as ClientHandle)
}
pub(crate) fn get_hostname(&self, handle: ClientHandle) -> Option<String> {
self.clients
.borrow_mut()
.get_mut(handle as usize)
.and_then(|(c, _)| c.hostname.clone())
}
/// get the position of the corresponding client
pub(crate) fn get_pos(&self, handle: ClientHandle) -> Option<Position> {
self.clients
.borrow()
.get(handle as usize)
.map(|(c, _)| c.pos)
}
/// remove a client from the list
pub fn remove_client(&self, client: ClientHandle) -> Option<(ClientConfig, ClientState)> {
pub fn remove_client(&mut self, client: ClientHandle) -> Option<(ClientConfig, ClientState)> {
// remove id from occupied ids
self.clients.borrow_mut().try_remove(client as usize)
self.clients.try_remove(client as usize)
}
/// get the config & state of the given client
pub fn get_state(&self, handle: ClientHandle) -> Option<(ClientConfig, ClientState)> {
self.clients.borrow().get(handle as usize).cloned()
// returns an immutable reference to the client state corresponding to `client`
pub fn get(&self, handle: ClientHandle) -> Option<&(ClientConfig, ClientState)> {
self.clients.get(handle as usize)
}
/// get the current config & state of all clients
pub fn get_client_states(&self) -> Vec<(ClientHandle, ClientConfig, ClientState)> {
self.clients
.borrow()
.iter()
.map(|(k, v)| (k as ClientHandle, v.0.clone(), v.1.clone()))
.collect()
/// returns a mutable reference to the client state corresponding to `client`
pub fn get_mut(&mut self, handle: ClientHandle) -> Option<&mut (ClientConfig, ClientState)> {
self.clients.get_mut(handle as usize)
}
/// update the fix ips of the client
pub fn set_fix_ips(&self, handle: ClientHandle, fix_ips: Vec<IpAddr>) {
if let Some((c, _)) = self.clients.borrow_mut().get_mut(handle as usize) {
c.fix_ips = fix_ips
}
self.update_ips(handle);
pub fn get_client_states(
&self,
) -> impl Iterator<Item = (ClientHandle, &(ClientConfig, ClientState))> {
self.clients.iter().map(|(k, v)| (k as ClientHandle, v))
}
/// update the dns-ips of the client
pub fn set_dns_ips(&self, handle: ClientHandle, dns_ips: Vec<IpAddr>) {
if let Some((_, s)) = self.clients.borrow_mut().get_mut(handle as usize) {
s.dns_ips = dns_ips
}
self.update_ips(handle);
}
fn update_ips(&self, handle: ClientHandle) {
if let Some((c, s)) = self.clients.borrow_mut().get_mut(handle as usize) {
s.ips = c
.fix_ips
.iter()
.cloned()
.chain(s.dns_ips.iter().cloned())
.collect::<HashSet<_>>();
}
}
/// update the hostname of the given client
/// this automatically clears the active ip address and ips from dns
pub fn set_hostname(&self, handle: ClientHandle, hostname: Option<String>) -> bool {
let mut clients = self.clients.borrow_mut();
let Some((c, s)) = clients.get_mut(handle as usize) else {
return false;
};
// hostname changed
if c.hostname != hostname {
c.hostname = hostname;
s.active_addr = None;
s.dns_ips.clear();
drop(clients);
self.update_ips(handle);
true
} else {
false
}
}
/// update the port of the client
pub(crate) fn set_port(&self, handle: ClientHandle, port: u16) {
match self.clients.borrow_mut().get_mut(handle as usize) {
Some((c, s)) if c.port != port => {
c.port = port;
s.active_addr = s.active_addr.map(|a| SocketAddr::new(a.ip(), port));
}
_ => {}
};
}
/// update the position of the client
/// returns true, if a change in capture position is required (pos changed & client is active)
pub(crate) fn set_pos(&self, handle: ClientHandle, pos: Position) -> bool {
match self.clients.borrow_mut().get_mut(handle as usize) {
Some((c, s)) if c.pos != pos => {
log::info!("update pos {handle} {} -> {}", c.pos, pos);
c.pos = pos;
s.active
}
_ => false,
}
}
/// update the enter hook command of the client
pub(crate) fn set_enter_hook(&self, handle: ClientHandle, enter_hook: Option<String>) {
if let Some((c, _s)) = self.clients.borrow_mut().get_mut(handle as usize) {
c.cmd = enter_hook;
}
}
/// set resolving status of the client
pub(crate) fn set_resolving(&self, handle: ClientHandle, status: bool) {
if let Some((_, s)) = self.clients.borrow_mut().get_mut(handle as usize) {
s.resolving = status;
}
}
/// get the enter hook command
pub(crate) fn get_enter_cmd(&self, handle: ClientHandle) -> Option<String> {
self.clients
.borrow()
.get(handle as usize)
.and_then(|(c, _)| c.cmd.clone())
}
/// returns all clients that are currently registered
pub(crate) fn registered_clients(&self) -> Vec<ClientHandle> {
self.clients
.borrow()
.iter()
.map(|(h, _)| h as ClientHandle)
.collect()
}
/// returns all clients that are currently active
pub(crate) fn active_clients(&self) -> Vec<ClientHandle> {
self.clients
.borrow()
.iter()
.filter(|(_, (_, s))| s.active)
.map(|(h, _)| h as ClientHandle)
.collect()
}
pub(crate) fn set_active_addr(&self, handle: ClientHandle, addr: Option<SocketAddr>) {
if let Some((_, s)) = self.clients.borrow_mut().get_mut(handle as usize) {
s.active_addr = addr;
}
}
pub(crate) fn set_alive(&self, handle: ClientHandle, alive: bool) {
if let Some((_, s)) = self.clients.borrow_mut().get_mut(handle as usize) {
s.alive = alive;
}
}
pub(crate) fn active_addr(&self, handle: ClientHandle) -> Option<SocketAddr> {
self.clients
.borrow()
.get(handle as usize)
.and_then(|(_, s)| s.active_addr)
}
pub(crate) fn alive(&self, handle: ClientHandle) -> bool {
self.clients
.borrow()
.get(handle as usize)
.map(|(_, s)| s.alive)
.unwrap_or(false)
}
pub(crate) fn get_port(&self, handle: ClientHandle) -> Option<u16> {
self.clients
.borrow()
.get(handle as usize)
.map(|(c, _)| c.port)
}
pub(crate) fn get_ips(&self, handle: ClientHandle) -> Option<HashSet<IpAddr>> {
self.clients
.borrow()
.get(handle as usize)
.map(|(_, s)| s.ips.clone())
pub fn get_client_states_mut(
&mut self,
) -> impl Iterator<Item = (ClientHandle, &mut (ClientConfig, ClientState))> {
self.clients.iter_mut().map(|(k, v)| (k as ClientHandle, v))
}
}

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