enable gtk frontend in windows (#58)

The gtk frontend can now be built in windows!
The github workflow is updated to build GTK and add it to the releases section.

src/config.rs

@@ -109,9 +109,9 @@ impl Config {
         };
 
         let frontend = match frontend {
-            #[cfg(all(unix, feature = "gtk"))]
+            #[cfg(feature = "gtk")]
             None => Frontend::Gtk,
-            #[cfg(any(not(feature = "gtk"), not(unix)))]
+            #[cfg(not(feature = "gtk"))]
             None => Frontend::Cli,
             Some(s) => match s.as_str() {
                 "cli" => Frontend::Cli,

src/frontend.rs

@@ -31,16 +31,16 @@ use crate::{
 pub mod cli;
 
 /// gtk frontend
-#[cfg(all(unix, feature = "gtk"))]
+#[cfg(feature = "gtk")]
 pub mod gtk;
 
 pub fn run_frontend(config: &Config) -> Result<()> {
     match config.frontend {
-        #[cfg(all(unix, feature = "gtk"))]
+        #[cfg(feature = "gtk")]
         Frontend::Gtk => {
             gtk::run();
         }
-        #[cfg(any(not(feature = "gtk"), not(unix)))]
+        #[cfg(not(feature = "gtk"))]
         Frontend::Gtk => panic!("gtk frontend requested but feature not enabled!"),
         Frontend::Cli => {
             cli::run()?;

src/frontend/gtk.rs

@@ -27,7 +27,17 @@ use super::FrontendNotify;
 
 pub fn run() -> glib::ExitCode {
     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();
+
     log::debug!("frontend exited");
     ret
 }

src/frontend/gtk/window/imp.rs

@@ -1,7 +1,9 @@
-use std::{
-    cell::{Cell, RefCell},
-    os::unix::net::UnixStream,
-};
+use std::cell::{Cell, RefCell};
+
+#[cfg(windows)]
+use std::net::TcpStream;
+#[cfg(unix)]
+use std::os::unix::net::UnixStream;
 
 use adw::subclass::prelude::*;
 use adw::{
@@ -29,7 +31,10 @@ pub struct Window {
     #[template_child]
     pub toast_overlay: TemplateChild<ToastOverlay>,
     pub clients: RefCell<Option<gio::ListStore>>,
+    #[cfg(unix)]
     pub stream: RefCell<Option<UnixStream>>,
+    #[cfg(windows)]
+    pub stream: RefCell<Option<TcpStream>>,
     pub port: Cell<u16>,
 }
 

src/main.rs

@@ -36,8 +36,10 @@ pub fn run() -> Result<()> {
     } else {
         //  otherwise start the service as a child process and
         //  run a frontend
-        start_service()?;
+        let mut service = start_service()?;
         frontend::run_frontend(&config)?;
+        log::info!("terminating service");
+        service.kill()?;
     }
 
     anyhow::Ok(())