prevent authorization request spamming windows

input-emulation/Cargo.toml

@@ -21,7 +21,6 @@ tokio = { version = "1.32.0", features = [
     "rt",
     "sync",
     "signal",
-    "time"
 ] }
 once_cell = "1.19.0"
 

input-emulation/src/macos.rs

@@ -10,37 +10,25 @@ use core_graphics::event::{
     ScrollEventUnit,
 };
 use core_graphics::event_source::{CGEventSource, CGEventSourceStateID};
-use input_event::{scancode, Event, KeyboardEvent, PointerEvent, BTN_LEFT, BTN_MIDDLE, BTN_RIGHT};
+use input_event::{scancode, Event, KeyboardEvent, PointerEvent};
 use keycode::{KeyMap, KeyMapping};
 use std::cell::Cell;
 use std::ops::{Index, IndexMut};
 use std::rc::Rc;
 use std::sync::Arc;
-use std::time::{Duration, Instant};
+use std::time::Duration;
 use tokio::{sync::Notify, task::JoinHandle};
 
 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
     button_state: ButtonState,
-    /// button previously pressed
-    previous_button: Option<CGMouseButton>,
-    /// 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>,
 }
 
@@ -86,9 +74,6 @@ impl MacOSEmulation {
         Ok(Self {
             event_source,
             button_state,
-            previous_button: None,
-            previous_button_click: None,
-            button_click_state: 0,
             repeat_task: None,
             notify_repeat_task: Arc::new(Notify::new()),
             modifier_state: Rc::new(Cell::new(XMods::empty())),
@@ -104,9 +89,6 @@ impl MacOSEmulation {
         // 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
         let event_source = self.event_source.clone();
         let notify = self.notify_repeat_task.clone();
         let modifiers = self.modifier_state.clone();
@@ -242,167 +224,150 @@ 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;
-
-                        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.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) {
-                            (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),
-                            _ => {
-                                log::warn!("invalid button event: {button},{state}");
-                                return Ok(());
-                            }
-                        };
-                        // store button state
-                        self.button_state[mouse_button] = state == 1;
-
-                        // update previous button state
-                        if state == 1 {
-                            if self.previous_button.is_some_and(|b| b.eq(&mouse_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(mouse_button);
-                            self.previous_button_click = Some(Instant::now());
+            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(());
                         }
+                    };
 
-                        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,
-                        );
-                        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);
-                    }
-                }
+                    let (new_mouse_x, new_mouse_y) =
+                        clamp_to_screen_space(mouse_location.x, mouse_location.y, dx, dy);
 
-                // reset button click state in case it's not a button event
-                if !matches!(pointer_event, PointerEvent::Button { .. }) {
-                    self.button_click_state = 0;
+                    mouse_location.x = new_mouse_x;
+                    mouse_location.y = new_mouse_y;
+
+                    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.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;
+
+                    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: _,
@@ -416,12 +381,18 @@ impl Emulation for MacOSEmulation {
                             return Ok(());
                         }
                     };
-                    update_modifiers(&self.modifier_state, key, state);
                     match state {
                         // pressed
                         1 => self.spawn_repeat_task(code).await,
                         _ => self.cancel_repeat_task().await,
                     }
+                    update_modifiers(&self.modifier_state, key, state);
+                    key_event(
+                        self.event_source.clone(),
+                        code,
+                        state,
+                        self.modifier_state.get(),
+                    );
                 }
                 KeyboardEvent::Modifiers {
                     depressed,
@@ -445,21 +416,6 @@ impl Emulation for MacOSEmulation {
     async fn terminate(&mut self) {}
 }
 
-trait ButtonEq {
-    fn eq(&self, other: &Self) -> bool;
-}
-
-impl ButtonEq for CGMouseButton {
-    fn eq(&self, other: &Self) -> bool {
-        matches!(
-            (self, other),
-            (CGMouseButton::Left, CGMouseButton::Left)
-                | (CGMouseButton::Right, CGMouseButton::Right)
-                | (CGMouseButton::Center, CGMouseButton::Center)
-        )
-    }
-}
-
 fn update_modifiers(modifiers: &Cell<XMods>, key: u32, state: u8) -> bool {
     if let Ok(key) = scancode::Linux::try_from(key) {
         let mask = match key {