winit-sonoma-fix/src/platform/desktop.rs
Osspial 9602716ed2
Event Loop 2.0 API and Windows implementation (#638)
* Rename EventsLoop and associated types to EventLoop

* Rename WindowEvent::Refresh to WindowEvent::Redraw

* Remove second thread from win32 backend

* Update run_forever to hijack thread

* Replace windows Mutex with parking_lot Mutex

* Implement new ControlFlow and associated events

* Add StartCause::Init support, timer example

* Add ability to send custom user events

* Fully invert windows control flow so win32 calls into winit's callback

* Add request_redraw

* Rename platform to platform_impl

* Rename os to platform, add Ext trait postfixes

* Add platform::desktop module with EventLoopExt::run_return

* Re-organize into module structure

* Improve documentation

* Small changes to examples

* Improve docs for run and run_return

* Change instances of "events_loop" to "event_loop"

* Rename MonitorId to MonitorHandle

* Add CHANGELOG entry

* Improve WaitUntil timer precision

* When SendEvent is called during event closure, buffer events

* Fix resize lag when waiting in some situations

* Update send test and errors that broke some examples/APIs

* Improve clarity/fix typos in docs

* Fix unreachable panic after setting ControlFlow to Poll during some RedrawRequested events.

* Fix crash when running in release mode

* Remove crossbeam dependency and make drop events work again

* Remove serde implementations from ControlFlow

* Fix 1.24.1 build

* Fix freeze when setting decorations

* Replace &EventLoop in callback with &EventLoopWindowTarget

* Document and implement Debug for EventLoopWindowTarget

* Fix some deadlocks that could occur when changing window state

* Fix thread executor not executing closure when called from non-loop thread

* Fix buffered events not getting dispatched

* Fix crash with runner refcell not getting dropped

* Address review feedback

* Fix CHANGELOG typo

* Catch panics in user callback
2019-02-05 10:30:33 -05:00

32 lines
1.1 KiB
Rust

#![cfg(any(
target_os = "windows",
target_os = "macos",
target_os = "linux", target_os = "dragonfly", target_os = "freebsd", target_os = "netbsd", target_os = "openbsd"
))]
use event::Event;
use event_loop::{EventLoop, EventLoopWindowTarget, ControlFlow};
/// Additional methods on `EventLoop` that are specific to desktop platforms.
pub trait EventLoopExtDesktop {
/// A type provided by the user that can be passed through `Event::UserEvent`.
type UserEvent;
/// Initializes the `winit` event loop.
///
/// Unlike `run`, this function accepts non-`'static` (i.e. non-`move`) closures and returns
/// control flow to the caller when `control_flow` is set to `ControlFlow::Exit`.
fn run_return<F>(&mut self, event_handler: F)
where F: FnMut(Event<Self::UserEvent>, &EventLoopWindowTarget<Self::UserEvent>, &mut ControlFlow);
}
impl<T> EventLoopExtDesktop for EventLoop<T> {
type UserEvent = T;
fn run_return<F>(&mut self, event_handler: F)
where F: FnMut(Event<T>, &EventLoopWindowTarget<T>, &mut ControlFlow)
{
self.event_loop.run_return(event_handler)
}
}