winit-sonoma-fix/examples/custom_events.rs

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2019-09-25 09:44:43 +10:00
#[cfg(not(target_arch = "wasm32"))]
fn main() {
use winit::{
event::{Event, WindowEvent},
event_loop::{ControlFlow, EventLoop},
window::WindowBuilder,
};
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#[derive(Debug, Clone, Copy)]
enum CustomEvent {
Timer,
}
simple_logger::init().unwrap();
let event_loop = EventLoop::<CustomEvent>::with_user_event();
let _window = WindowBuilder::new()
.with_title("A fantastic window!")
.build(&event_loop)
.unwrap();
// `EventLoopProxy` allows you to dispatch custom events to the main Winit event
// loop from any thread.
let event_loop_proxy = event_loop.create_proxy();
std::thread::spawn(move || {
// Wake up the `event_loop` once every second and dispatch a custom event
// from a different thread.
loop {
std::thread::sleep(std::time::Duration::from_secs(1));
event_loop_proxy.send_event(CustomEvent::Timer).ok();
}
});
event_loop.run(move |event, _, control_flow| {
*control_flow = ControlFlow::Wait;
match event {
Event::UserEvent(event) => println!("user event: {:?}", event),
Event::WindowEvent {
event: WindowEvent::CloseRequested,
..
} => *control_flow = ControlFlow::Exit,
_ => (),
}
});
}
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#[cfg(target_arch = "wasm32")]
fn main() {
panic!("This example is not supported on web.");
}