Implement ApplicationHandler::can_create|destroy_surfaces() (#3765)

examples/child_window.rs

@@ -20,7 +20,7 @@ fn main() -> Result<(), impl std::error::Error> {
     }
 
     impl ApplicationHandler for Application {
-        fn resumed(&mut self, event_loop: &ActiveEventLoop) {
+        fn can_create_surfaces(&mut self, event_loop: &ActiveEventLoop) {
             let attributes = Window::default_attributes()
                 .with_title("parent window")
                 .with_position(Position::Logical(LogicalPosition::new(0.0, 0.0)))

examples/control_flow.rs

@@ -67,7 +67,7 @@ impl ApplicationHandler for ControlFlowDemo {
         }
     }
 
-    fn resumed(&mut self, event_loop: &ActiveEventLoop) {
+    fn can_create_surfaces(&mut self, event_loop: &ActiveEventLoop) {
         let window_attributes = Window::default_attributes().with_title(
             "Press 1, 2, 3 to change control flow mode. Press R to toggle redraw requests.",
         );

examples/pump_events.rs

@@ -22,7 +22,7 @@ fn main() -> std::process::ExitCode {
     }
 
     impl ApplicationHandler for PumpDemo {
-        fn resumed(&mut self, event_loop: &ActiveEventLoop) {
+        fn can_create_surfaces(&mut self, event_loop: &ActiveEventLoop) {
             let window_attributes = Window::default_attributes().with_title("A fantastic window!");
             self.window = Some(event_loop.create_window(window_attributes).unwrap());
         }

examples/run_on_demand.rs

@@ -28,7 +28,7 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
             }
         }
 
-        fn resumed(&mut self, event_loop: &ActiveEventLoop) {
+        fn can_create_surfaces(&mut self, event_loop: &ActiveEventLoop) {
             let window_attributes = Window::default_attributes()
                 .with_title("Fantastic window number one!")
                 .with_inner_size(winit::dpi::LogicalSize::new(128.0, 128.0));

examples/window.rs

@@ -459,8 +459,8 @@ impl ApplicationHandler for Application {
         info!("Device {device_id:?} event: {event:?}");
     }
 
-    fn resumed(&mut self, event_loop: &ActiveEventLoop) {
-        info!("Resumed the event loop");
+    fn can_create_surfaces(&mut self, event_loop: &ActiveEventLoop) {
+        info!("Ready to create surfaces");
         self.dump_monitors(event_loop);
 
         // Create initial window.

examples/x11_embed.rs

@@ -18,7 +18,7 @@ fn main() -> Result<(), Box<dyn Error>> {
     }
 
     impl ApplicationHandler for XEmbedDemo {
-        fn resumed(&mut self, event_loop: &ActiveEventLoop) {
+        fn can_create_surfaces(&mut self, event_loop: &ActiveEventLoop) {
             let window_attributes = Window::default_attributes()
                 .with_title("An embedded window!")
                 .with_inner_size(winit::dpi::LogicalSize::new(128.0, 128.0))