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Mac: Redraw immediately to prevent shaking on window resize (#1901)

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* Mac: Redraw immediately to prevent shaking on window resize

* Update CHANGELOG.md

* Update CHANGELOG.md

Co-authored-by: 李小鹏 <lixiaopeng.jetspark@bytedance.com>
Co-authored-by: Markus Røyset <maroider@protonmail.com>
This commit is contained in:
Xiaopeng Li 2021-04-06 15:22:38 +08:00 committed by GitHub
parent 0487876826
commit ba704c4eb4
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3 changed files with 6 additions and 1 deletions
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1
CHANGELOG.md
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@ -19,6 +19,7 @@
- Added `WindowBuilder::with_position` to allow setting the position of a `Window` on creation. Supported on Windows, macOS and X11.
- Added `Window::drag_window`. Implemented on Windows, macOS, X11 and Wayland.
- On X11, bump `mio` to 0.7.
- On macOS, emit `RedrawRequested` events immediately while the window is being resized.
# 0.24.0 (2020-12-09)

4
src/platform_impl/macos/app_state.rs
View file

@ -327,6 +327,10 @@ impl AppState {
}
}
pub fn handle_redraw(window_id: WindowId) {
HANDLER.handle_nonuser_event(EventWrapper::StaticEvent(Event::RedrawRequested(window_id)));
}
pub fn queue_event(wrapper: EventWrapper) {
if !unsafe { msg_send![class!(NSThread), isMainThread] } {
panic!("Event queued from different thread: {:#?}", wrapper);

2
src/platform_impl/macos/view.rs
View file

@ -346,7 +346,7 @@ extern "C" fn draw_rect(this: &Object, _sel: Sel, rect: NSRect) {
let state_ptr: *mut c_void = *this.get_ivar("winitState");
let state = &mut *(state_ptr as *mut ViewState);
AppState::queue_redraw(WindowId(get_window_id(state.ns_window)));
AppState::handle_redraw(WindowId(get_window_id(state.ns_window)));
let superclass = util::superclass(this);
let () = msg_send![super(this, superclass), drawRect: rect];