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authorKirill Chibisov <contact@kchibisov.com>2024-05-04 20:51:56 +0400
committerGitHub <noreply@github.com>2024-05-04 20:51:56 +0400
commit48c088a50c977dfaf2a5a7052a5ddd39071e6063 (patch)
tree21e1fb0ac1e7d3427a6c80f92890486f3f205eb5 /alacritty/src/event.rs
parenta77f77c48fca298caab3a4834b2d7ab1a98cae88 (diff)
downloadalacritty-48c088a50c977dfaf2a5a7052a5ddd39071e6063.tar.gz
alacritty-48c088a50c977dfaf2a5a7052a5ddd39071e6063.zip
Bump winit to 0.30.0
Diffstat (limited to 'alacritty/src/event.rs')
-rw-r--r--alacritty/src/event.rs741
1 files changed, 375 insertions, 366 deletions
diff --git a/alacritty/src/event.rs b/alacritty/src/event.rs
index 5276776a..ac8474be 100644
--- a/alacritty/src/event.rs
+++ b/alacritty/src/event.rs
@@ -18,13 +18,12 @@ use crossfont::Size as FontSize;
use glutin::display::{Display as GlutinDisplay, GetGlDisplay};
use log::{debug, error, info, warn};
use raw_window_handle::HasRawDisplayHandle;
+use winit::application::ApplicationHandler;
use winit::event::{
ElementState, Event as WinitEvent, Ime, Modifiers, MouseButton, StartCause,
Touch as TouchEvent, WindowEvent,
};
-use winit::event_loop::{
- ControlFlow, DeviceEvents, EventLoop, EventLoopProxy, EventLoopWindowTarget,
-};
+use winit::event_loop::{ActiveEventLoop, ControlFlow, DeviceEvents, EventLoop, EventLoopProxy};
use winit::window::WindowId;
use alacritty_terminal::event::{Event as TerminalEvent, EventListener, Notify};
@@ -49,7 +48,7 @@ use crate::display::hint::HintMatch;
use crate::display::window::Window;
use crate::display::{Display, Preedit, SizeInfo};
use crate::input::{self, ActionContext as _, FONT_SIZE_STEP};
-use crate::logging::LOG_TARGET_CONFIG;
+use crate::logging::{LOG_TARGET_CONFIG, LOG_TARGET_WINIT};
use crate::message_bar::{Message, MessageBuffer};
use crate::scheduler::{Scheduler, TimerId, Topic};
use crate::window_context::WindowContext;
@@ -66,6 +65,372 @@ const MAX_SEARCH_HISTORY_SIZE: usize = 255;
/// Touch zoom speed.
const TOUCH_ZOOM_FACTOR: f32 = 0.01;
+/// The event processor.
+///
+/// Stores some state from received events and dispatches actions when they are
+/// triggered.
+pub struct Processor {
+ clipboard: Clipboard,
+ scheduler: Scheduler,
+ initial_window_options: Option<WindowOptions>,
+ initial_window_error: Option<Box<dyn Error>>,
+ windows: HashMap<WindowId, WindowContext, RandomState>,
+ proxy: EventLoopProxy<Event>,
+ gl_display: Option<GlutinDisplay>,
+ #[cfg(unix)]
+ global_ipc_options: ParsedOptions,
+ cli_options: CliOptions,
+ config: Rc<UiConfig>,
+}
+
+impl Processor {
+ /// Create a new event processor.
+ pub fn new(
+ config: UiConfig,
+ cli_options: CliOptions,
+ event_loop: &EventLoop<Event>,
+ ) -> Processor {
+ let proxy = event_loop.create_proxy();
+ let scheduler = Scheduler::new(proxy.clone());
+ let initial_window_options = Some(cli_options.window_options.clone());
+
+ // Disable all device events, since we don't care about them.
+ event_loop.listen_device_events(DeviceEvents::Never);
+
+ // SAFETY: Since this takes a pointer to the winit event loop, it MUST be dropped first,
+ // which is done in `loop_exiting`.
+ let clipboard = unsafe { Clipboard::new(event_loop.raw_display_handle()) };
+
+ Processor {
+ initial_window_options,
+ initial_window_error: None,
+ cli_options,
+ proxy,
+ scheduler,
+ gl_display: None,
+ config: Rc::new(config),
+ clipboard,
+ windows: Default::default(),
+ #[cfg(unix)]
+ global_ipc_options: Default::default(),
+ }
+ }
+
+ /// Create initial window and load GL platform.
+ ///
+ /// This will initialize the OpenGL Api and pick a config that
+ /// will be used for the rest of the windows.
+ pub fn create_initial_window(
+ &mut self,
+ event_loop: &ActiveEventLoop,
+ options: WindowOptions,
+ ) -> Result<(), Box<dyn Error>> {
+ let window_context =
+ WindowContext::initial(event_loop, self.proxy.clone(), self.config.clone(), options)?;
+
+ self.gl_display = Some(window_context.display.gl_context().display());
+ self.windows.insert(window_context.id(), window_context);
+
+ Ok(())
+ }
+
+ /// Create a new terminal window.
+ pub fn create_window(
+ &mut self,
+ event_loop: &ActiveEventLoop,
+ options: WindowOptions,
+ ) -> Result<(), Box<dyn Error>> {
+ let window = self.windows.iter().next().as_ref().unwrap().1;
+
+ // Overide config with CLI/IPC options.
+ let mut config_overrides = options.config_overrides();
+ #[cfg(unix)]
+ config_overrides.extend_from_slice(&self.global_ipc_options);
+ let mut config = self.config.clone();
+ config = config_overrides.override_config_rc(config);
+
+ #[allow(unused_mut)]
+ let mut window_context =
+ window.additional(event_loop, self.proxy.clone(), config, options, config_overrides)?;
+
+ self.windows.insert(window_context.id(), window_context);
+ Ok(())
+ }
+
+ /// Run the event loop.
+ ///
+ /// The result is exit code generate from the loop.
+ pub fn run(mut self, event_loop: EventLoop<Event>) -> Result<(), Box<dyn Error>> {
+ let result = event_loop.run_app(&mut self);
+ if let Some(initial_window_error) = self.initial_window_error.take() {
+ Err(initial_window_error)
+ } else {
+ result.map_err(Into::into)
+ }
+ }
+
+ /// Check if an event is irrelevant and can be skipped.
+ fn skip_window_event(event: &WindowEvent) -> bool {
+ matches!(
+ event,
+ WindowEvent::KeyboardInput { is_synthetic: true, .. }
+ | WindowEvent::ActivationTokenDone { .. }
+ | WindowEvent::DoubleTapGesture { .. }
+ | WindowEvent::TouchpadPressure { .. }
+ | WindowEvent::RotationGesture { .. }
+ | WindowEvent::CursorEntered { .. }
+ | WindowEvent::PinchGesture { .. }
+ | WindowEvent::AxisMotion { .. }
+ | WindowEvent::PanGesture { .. }
+ | WindowEvent::HoveredFileCancelled
+ | WindowEvent::Destroyed
+ | WindowEvent::ThemeChanged(_)
+ | WindowEvent::HoveredFile(_)
+ | WindowEvent::Moved(_)
+ )
+ }
+}
+
+impl ApplicationHandler<Event> for Processor {
+ fn resumed(&mut self, _event_loop: &ActiveEventLoop) {}
+
+ fn new_events(&mut self, event_loop: &ActiveEventLoop, cause: StartCause) {
+ if cause != StartCause::Init {
+ return;
+ }
+
+ let initial_window_options = match self.initial_window_options.take() {
+ Some(initial_window_options) => initial_window_options,
+ None => return,
+ };
+
+ if let Err(err) = self.create_initial_window(event_loop, initial_window_options) {
+ self.initial_window_error = Some(err);
+ event_loop.exit();
+ return;
+ }
+
+ info!("Initialisation complete");
+ }
+
+ fn window_event(
+ &mut self,
+ _event_loop: &ActiveEventLoop,
+ window_id: WindowId,
+ event: WindowEvent,
+ ) {
+ if self.config.debug.print_events {
+ info!(target: LOG_TARGET_WINIT, "{event:?}");
+ }
+
+ // Ignore all events we do not care about.
+ if Self::skip_window_event(&event) {
+ return;
+ }
+
+ let window_context = match self.windows.get_mut(&window_id) {
+ Some(window_context) => window_context,
+ None => return,
+ };
+
+ let is_redraw = matches!(event, WindowEvent::RedrawRequested);
+
+ window_context.handle_event(
+ #[cfg(target_os = "macos")]
+ _event_loop,
+ &self.proxy,
+ &mut self.clipboard,
+ &mut self.scheduler,
+ WinitEvent::WindowEvent { window_id, event },
+ );
+
+ if is_redraw {
+ window_context.draw(&mut self.scheduler);
+ }
+ }
+
+ fn user_event(&mut self, event_loop: &ActiveEventLoop, event: Event) {
+ if self.config.debug.print_events {
+ info!(target: LOG_TARGET_WINIT, "{event:?}");
+ }
+
+ // Handle events which don't mandate the WindowId.
+ match &event.payload {
+ // Process IPC config update.
+ #[cfg(unix)]
+ EventType::IpcConfig(ipc_config) => {
+ // Try and parse options as toml.
+ let mut options = ParsedOptions::from_options(&ipc_config.options);
+
+ // Override IPC config for each window with matching ID.
+ for (_, window_context) in self
+ .windows
+ .iter_mut()
+ .filter(|(id, _)| event.window_id.is_none() || event.window_id == Some(**id))
+ {
+ if ipc_config.reset {
+ window_context.reset_window_config(self.config.clone());
+ } else {
+ window_context.add_window_config(self.config.clone(), &options);
+ }
+ }
+
+ // Persist global options for future windows.
+ if event.window_id.is_none() {
+ if ipc_config.reset {
+ self.global_ipc_options.clear();
+ } else {
+ self.global_ipc_options.append(&mut options);
+ }
+ }
+ },
+ EventType::ConfigReload(path) => {
+ // Clear config logs from message bar for all terminals.
+ for window_context in self.windows.values_mut() {
+ if !window_context.message_buffer.is_empty() {
+ window_context.message_buffer.remove_target(LOG_TARGET_CONFIG);
+ window_context.display.pending_update.dirty = true;
+ }
+ }
+
+ // Load config and update each terminal.
+ if let Ok(config) = config::reload(path, &mut self.cli_options) {
+ self.config = Rc::new(config);
+
+ for window_context in self.windows.values_mut() {
+ window_context.update_config(self.config.clone());
+ }
+ }
+ },
+ // Create a new terminal window.
+ EventType::CreateWindow(options) => {
+ // XXX Ensure that no context is current when creating a new window,
+ // otherwise it may lock the backing buffer of the
+ // surface of current context when asking
+ // e.g. EGL on Wayland to create a new context.
+ for window_context in self.windows.values_mut() {
+ window_context.display.make_not_current();
+ }
+
+ if let Err(err) = self.create_window(event_loop, options.clone()) {
+ error!("Could not open window: {:?}", err);
+ }
+ },
+ _ => (),
+ };
+
+ let window_id = match event.window_id {
+ Some(window_id) => window_id,
+ None => return,
+ };
+
+ // Handle the rest of events which require WindowId.
+ match event.payload {
+ EventType::Terminal(TerminalEvent::Wakeup) => {
+ if let Some(window_context) = self.windows.get_mut(&window_id) {
+ window_context.dirty = true;
+ if window_context.display.window.has_frame {
+ window_context.display.window.request_redraw();
+ }
+ }
+ },
+ EventType::Terminal(TerminalEvent::Exit) => {
+ // Remove the closed terminal.
+ let window_context = match self.windows.remove(&window_id) {
+ Some(window_context) => window_context,
+ None => return,
+ };
+
+ // Unschedule pending events.
+ self.scheduler.unschedule_window(window_context.id());
+
+ // Shutdown if no more terminals are open.
+ if self.windows.is_empty() {
+ // Write ref tests of last window to disk.
+ if self.config.debug.ref_test {
+ window_context.write_ref_test_results();
+ }
+
+ event_loop.exit();
+ }
+ },
+ // NOTE: This event bypasses batching to minimize input latency.
+ EventType::Frame => {
+ if let Some(window_context) = self.windows.get_mut(&window_id) {
+ window_context.display.window.has_frame = true;
+ if window_context.dirty {
+ window_context.display.window.request_redraw();
+ }
+ }
+ },
+ _ => {
+ if let Some(window_context) = self.windows.get_mut(&window_id) {
+ window_context.handle_event(
+ #[cfg(target_os = "macos")]
+ event_loop,
+ &self.proxy,
+ &mut self.clipboard,
+ &mut self.scheduler,
+ WinitEvent::UserEvent(event),
+ );
+ }
+ },
+ }
+ }
+
+ fn about_to_wait(&mut self, event_loop: &ActiveEventLoop) {
+ if self.config.debug.print_events {
+ info!(target: LOG_TARGET_WINIT, "About to wait");
+ }
+
+ // Dispatch event to all windows.
+ for window_context in self.windows.values_mut() {
+ window_context.handle_event(
+ #[cfg(target_os = "macos")]
+ event_loop,
+ &self.proxy,
+ &mut self.clipboard,
+ &mut self.scheduler,
+ WinitEvent::AboutToWait,
+ );
+ }
+
+ // Update the scheduler after event processing to ensure
+ // the event loop deadline is as accurate as possible.
+ let control_flow = match self.scheduler.update() {
+ Some(instant) => ControlFlow::WaitUntil(instant),
+ None => ControlFlow::Wait,
+ };
+ event_loop.set_control_flow(control_flow);
+ }
+
+ fn exiting(&mut self, _event_loop: &ActiveEventLoop) {
+ if self.config.debug.print_events {
+ info!("Exiting the event loop");
+ }
+
+ match self.gl_display.take() {
+ #[cfg(not(target_os = "macos"))]
+ Some(glutin::display::Display::Egl(display)) => {
+ // Ensure that all the windows are dropped, so the destructors for
+ // Renderer and contexts ran.
+ self.windows.clear();
+
+ // SAFETY: the display is being destroyed after destroying all the
+ // windows, thus no attempt to access the EGL state will be made.
+ unsafe {
+ display.terminate();
+ }
+ },
+ _ => (),
+ }
+
+ // SAFETY: The clipboard must be dropped before the event loop, so use the nop clipboard
+ // as a safe placeholder.
+ mem::swap(&mut self.clipboard, &mut Clipboard::new_nop());
+ }
+}
+
/// Alacritty events.
#[derive(Debug, Clone)]
pub struct Event {
@@ -218,7 +583,7 @@ pub struct ActionContext<'a, N, T> {
pub config: &'a UiConfig,
pub cursor_blink_timed_out: &'a mut bool,
#[cfg(target_os = "macos")]
- pub event_loop: &'a EventLoopWindowTarget<Event>,
+ pub event_loop: &'a ActiveEventLoop,
pub event_proxy: &'a EventLoopProxy<Event>,
pub scheduler: &'a mut Scheduler,
pub search_state: &'a mut SearchState,
@@ -919,7 +1284,7 @@ impl<'a, N: Notify + 'a, T: EventListener> input::ActionContext<T> for ActionCon
}
#[cfg(target_os = "macos")]
- fn event_loop(&self) -> &EventLoopWindowTarget<Event> {
+ fn event_loop(&self) -> &ActiveEventLoop {
self.event_loop
}
@@ -1468,12 +1833,13 @@ impl input::Processor<EventProxy, ActionContext<'_, Notifier, EventProxy>> {
},
WindowEvent::KeyboardInput { is_synthetic: true, .. }
| WindowEvent::ActivationTokenDone { .. }
+ | WindowEvent::DoubleTapGesture { .. }
| WindowEvent::TouchpadPressure { .. }
- | WindowEvent::TouchpadMagnify { .. }
- | WindowEvent::TouchpadRotate { .. }
- | WindowEvent::SmartMagnify { .. }
+ | WindowEvent::RotationGesture { .. }
| WindowEvent::CursorEntered { .. }
+ | WindowEvent::PinchGesture { .. }
| WindowEvent::AxisMotion { .. }
+ | WindowEvent::PanGesture { .. }
| WindowEvent::HoveredFileCancelled
| WindowEvent::Destroyed
| WindowEvent::ThemeChanged(_)
@@ -1493,363 +1859,6 @@ impl input::Processor<EventProxy, ActionContext<'_, Notifier, EventProxy>> {
}
}
-/// The event processor.
-///
-/// Stores some state from received events and dispatches actions when they are
-/// triggered.
-pub struct Processor {
- windows: HashMap<WindowId, WindowContext, RandomState>,
- gl_display: Option<GlutinDisplay>,
- #[cfg(unix)]
- global_ipc_options: ParsedOptions,
- cli_options: CliOptions,
- config: Rc<UiConfig>,
-}
-
-impl Processor {
- /// Create a new event processor.
- ///
- /// Takes a writer which is expected to be hooked up to the write end of a PTY.
- pub fn new(
- config: UiConfig,
- cli_options: CliOptions,
- _event_loop: &EventLoop<Event>,
- ) -> Processor {
- Processor {
- cli_options,
- gl_display: None,
- config: Rc::new(config),
- windows: Default::default(),
- #[cfg(unix)]
- global_ipc_options: Default::default(),
- }
- }
-
- /// Create initial window and load GL platform.
- ///
- /// This will initialize the OpenGL Api and pick a config that
- /// will be used for the rest of the windows.
- pub fn create_initial_window(
- &mut self,
- event_loop: &EventLoopWindowTarget<Event>,
- proxy: EventLoopProxy<Event>,
- options: WindowOptions,
- ) -> Result<(), Box<dyn Error>> {
- let window_context =
- WindowContext::initial(event_loop, proxy, self.config.clone(), options)?;
-
- self.gl_display = Some(window_context.display.gl_context().display());
- self.windows.insert(window_context.id(), window_context);
-
- Ok(())
- }
-
- /// Create a new terminal window.
- pub fn create_window(
- &mut self,
- event_loop: &EventLoopWindowTarget<Event>,
- proxy: EventLoopProxy<Event>,
- options: WindowOptions,
- ) -> Result<(), Box<dyn Error>> {
- let window = self.windows.iter().next().as_ref().unwrap().1;
-
- // Overide config with CLI/IPC options.
- let mut config_overrides = options.config_overrides();
- #[cfg(unix)]
- config_overrides.extend_from_slice(&self.global_ipc_options);
- let mut config = self.config.clone();
- config = config_overrides.override_config_rc(config);
-
- #[allow(unused_mut)]
- let mut window_context =
- window.additional(event_loop, proxy, config, options, config_overrides)?;
-
- self.windows.insert(window_context.id(), window_context);
- Ok(())
- }
-
- /// Run the event loop.
- ///
- /// The result is exit code generate from the loop.
- pub fn run(
- &mut self,
- event_loop: EventLoop<Event>,
- initial_window_options: WindowOptions,
- ) -> Result<(), Box<dyn Error>> {
- let proxy = event_loop.create_proxy();
- let mut scheduler = Scheduler::new(proxy.clone());
- let mut initial_window_options = Some(initial_window_options);
-
- // Disable all device events, since we don't care about them.
- event_loop.listen_device_events(DeviceEvents::Never);
-
- let mut initial_window_error = Ok(());
- let initial_window_error_loop = &mut initial_window_error;
- // SAFETY: Since this takes a pointer to the winit event loop, it MUST be dropped first,
- // which is done by `move` into event loop.
- let mut clipboard = unsafe { Clipboard::new(event_loop.raw_display_handle()) };
- let result = event_loop.run(move |event, event_loop| {
- if self.config.debug.print_events {
- info!("winit event: {:?}", event);
- }
-
- // Ignore all events we do not care about.
- if Self::skip_event(&event) {
- return;
- }
-
- match event {
- // The event loop just got initialized. Create a window.
- WinitEvent::Resumed => {
- // Creating window inside event loop is required for platforms like macOS to
- // properly initialize state, like tab management. Otherwise the first
- // window won't handle tabs.
- let initial_window_options = match initial_window_options.take() {
- Some(initial_window_options) => initial_window_options,
- None => return,
- };
-
- if let Err(err) = self.create_initial_window(
- event_loop,
- proxy.clone(),
- initial_window_options,
- ) {
- *initial_window_error_loop = Err(err);
- event_loop.exit();
- return;
- }
-
- info!("Initialisation complete");
- },
- WinitEvent::LoopExiting => {
- match self.gl_display.take() {
- #[cfg(not(target_os = "macos"))]
- Some(glutin::display::Display::Egl(display)) => {
- // Ensure that all the windows are dropped, so the destructors for
- // Renderer and contexts ran.
- self.windows.clear();
-
- // SAFETY: the display is being destroyed after destroying all the
- // windows, thus no attempt to access the EGL state will be made.
- unsafe {
- display.terminate();
- }
- },
- _ => (),
- }
- },
- // NOTE: This event bypasses batching to minimize input latency.
- WinitEvent::UserEvent(Event {
- window_id: Some(window_id),
- payload: EventType::Terminal(TerminalEvent::Wakeup),
- }) => {
- if let Some(window_context) = self.windows.get_mut(&window_id) {
- window_context.dirty = true;
- if window_context.display.window.has_frame {
- window_context.display.window.request_redraw();
- }
- }
- },
- // NOTE: This event bypasses batching to minimize input latency.
- WinitEvent::UserEvent(Event {
- window_id: Some(window_id),
- payload: EventType::Frame,
- }) => {
- if let Some(window_context) = self.windows.get_mut(&window_id) {
- window_context.display.window.has_frame = true;
- if window_context.dirty {
- window_context.display.window.request_redraw();
- }
- }
- },
- // Check for shutdown.
- WinitEvent::UserEvent(Event {
- window_id: Some(window_id),
- payload: EventType::Terminal(TerminalEvent::Exit),
- }) => {
- // Remove the closed terminal.
- let window_context = match self.windows.remove(&window_id) {
- Some(window_context) => window_context,
- None => return,
- };
-
- // Unschedule pending events.
- scheduler.unschedule_window(window_context.id());
-
- // Shutdown if no more terminals are open.
- if self.windows.is_empty() {
- // Write ref tests of last window to disk.
- if self.config.debug.ref_test {
- window_context.write_ref_test_results();
- }
-
- event_loop.exit();
- }
- },
- WinitEvent::WindowEvent { window_id, event: WindowEvent::RedrawRequested } => {
- let window_context = match self.windows.get_mut(&window_id) {
- Some(window_context) => window_context,
- None => return,
- };
-
- window_context.handle_event(
- #[cfg(target_os = "macos")]
- event_loop,
- &proxy,
- &mut clipboard,
- &mut scheduler,
- event,
- );
-
- window_context.draw(&mut scheduler);
- },
- // Process all pending events.
- WinitEvent::AboutToWait => {
- // Dispatch event to all windows.
- for window_context in self.windows.values_mut() {
- window_context.handle_event(
- #[cfg(target_os = "macos")]
- event_loop,
- &proxy,
- &mut clipboard,
- &mut scheduler,
- WinitEvent::AboutToWait,
- );
- }
-
- // Update the scheduler after event processing to ensure
- // the event loop deadline is as accurate as possible.
- let control_flow = match scheduler.update() {
- Some(instant) => ControlFlow::WaitUntil(instant),
- None => ControlFlow::Wait,
- };
- event_loop.set_control_flow(control_flow);
- },
- // Process config update.
- WinitEvent::UserEvent(Event { payload: EventType::ConfigReload(path), .. }) => {
- // Clear config logs from message bar for all terminals.
- for window_context in self.windows.values_mut() {
- if !window_context.message_buffer.is_empty() {
- window_context.message_buffer.remove_target(LOG_TARGET_CONFIG);
- window_context.display.pending_update.dirty = true;
- }
- }
-
- // Load config and update each terminal.
- if let Ok(config) = config::reload(&path, &mut self.cli_options) {
- self.config = Rc::new(config);
-
- for window_context in self.windows.values_mut() {
- window_context.update_config(self.config.clone());
- }
- }
- },
- // Process IPC config update.
- #[cfg(unix)]
- WinitEvent::UserEvent(Event {
- payload: EventType::IpcConfig(ipc_config),
- window_id,
- }) => {
- // Try and parse options as toml.
- let mut options = ParsedOptions::from_options(&ipc_config.options);
-
- // Override IPC config for each window with matching ID.
- for (_, window_context) in self
- .windows
- .iter_mut()
- .filter(|(id, _)| window_id.is_none() || window_id == Some(**id))
- {
- if ipc_config.reset {
- window_context.reset_window_config(self.config.clone());
- } else {
- window_context.add_window_config(self.config.clone(), &options);
- }
- }
-
- // Persist global options for future windows.
- if window_id.is_none() {
- if ipc_config.reset {
- self.global_ipc_options.clear();
- } else {
- self.global_ipc_options.append(&mut options);
- }
- }
- },
- // Create a new terminal window.
- WinitEvent::UserEvent(Event {
- payload: EventType::CreateWindow(options), ..
- }) => {
- // XXX Ensure that no context is current when creating a new window,
- // otherwise it may lock the backing buffer of the
- // surface of current context when asking
- // e.g. EGL on Wayland to create a new context.
- for window_context in self.windows.values_mut() {
- window_context.display.make_not_current();
- }
-
- if let Err(err) = self.create_window(event_loop, proxy.clone(), options) {
- error!("Could not open window: {:?}", err);
- }
- },
- // Process events affecting all windows.
- WinitEvent::UserEvent(event @ Event { window_id: None, .. }) => {
- for window_context in self.windows.values_mut() {
- window_context.handle_event(
- #[cfg(target_os = "macos")]
- event_loop,
- &proxy,
- &mut clipboard,
- &mut scheduler,
- event.clone().into(),
- );
- }
- },
- // Process window-specific events.
- WinitEvent::WindowEvent { window_id, .. }
- | WinitEvent::UserEvent(Event { window_id: Some(window_id), .. }) => {
- if let Some(window_context) = self.windows.get_mut(&window_id) {
- window_context.handle_event(
- #[cfg(target_os = "macos")]
- event_loop,
- &proxy,
- &mut clipboard,
- &mut scheduler,
- event,
- );
- }
- },
- _ => (),
- }
- });
-
- if initial_window_error.is_err() {
- initial_window_error
- } else {
- result.map_err(Into::into)
- }
- }
-
- /// Check if an event is irrelevant and can be skipped.
- fn skip_event(event: &WinitEvent<Event>) -> bool {
- match event {
- WinitEvent::NewEvents(StartCause::Init) => false,
- WinitEvent::WindowEvent { event, .. } => matches!(
- event,
- WindowEvent::KeyboardInput { is_synthetic: true, .. }
- | WindowEvent::TouchpadPressure { .. }
- | WindowEvent::CursorEntered { .. }
- | WindowEvent::AxisMotion { .. }
- | WindowEvent::HoveredFileCancelled
- | WindowEvent::Destroyed
- | WindowEvent::HoveredFile(_)
- | WindowEvent::Moved(_)
- ),
- WinitEvent::Suspended { .. } | WinitEvent::NewEvents { .. } => true,
- _ => false,
- }
- }
-}
-
#[derive(Debug, Clone)]
pub struct EventProxy {
proxy: EventLoopProxy<Event>,