add simple signal handling

Author: timon-schelling

Cargo.lock

@@ -44,6 +44,7 @@ rand = { workspace = true, features = ["thread_rng"] }
 serde = { workspace = true }
 clap = { workspace = true, features = ["derive"] }
 pidlock = "0.2.2"
+ctrlc = "3.5.1"
 
 # Windows-specific dependencies
 [target.'cfg(target_os = "windows")'.dependencies]

desktop/Cargo.toml

@@ -56,6 +56,13 @@ impl App {
 		app_event_scheduler: AppEventScheduler,
 		launch_documents: Vec<PathBuf>,
 	) -> Self {
+		let ctrlc_app_event_scheduler = app_event_scheduler.clone();
+		ctrlc::set_handler(move || {
+			tracing::info!("Termination signal received, exiting...");
+			ctrlc_app_event_scheduler.schedule(AppEvent::CloseWindow);
+		})
+		.expect("Error setting Ctrl-C handler");
+
 		let rendering_app_event_scheduler = app_event_scheduler.clone();
 		let (start_render_sender, start_render_receiver) = std::sync::mpsc::sync_channel(1);
 		std::thread::spawn(move || {