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tweak message pumping around paint on win32

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It's not perfect; the revised code won't repaint immediate during
resize which can make the window a little "wobbly" during resize.
This commit is contained in:
Wez Furlong 2021-05-05 08:55:52 -07:00
parent 2e74663628
commit 89dfeb69d6
1 changed files with 9 additions and 32 deletions
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41
window/src/os/windows/window.rs
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@ -867,14 +867,19 @@ unsafe fn wm_windowposchanged(
unsafe fn wm_size(hwnd: HWND, _msg: UINT, _wparam: WPARAM, _lparam: LPARAM) -> Option<LRESULT> {
let mut should_paint = false;
let mut should_pump = false;
if let Some(inner) = rc_from_hwnd(hwnd) {
let mut inner = inner.borrow_mut();
should_paint = inner.check_and_call_resize_if_needed();
should_pump = inner.in_size_move;
}
if should_paint {
wm_paint(hwnd, 0, 0, 0)?;
if should_pump {
crate::spawn::SPAWN_QUEUE.run();
}
}
None
@ -910,7 +915,6 @@ unsafe fn wm_paint(hwnd: HWND, _msg: UINT, _wparam: WPARAM, _lparam: LPARAM) ->
if let Some(inner) = rc_from_hwnd(hwnd) {
let inner = inner.borrow();
/*
let mut ps = PAINTSTRUCT {
fErase: 0,
fIncUpdate: 0,
@ -925,40 +929,13 @@ unsafe fn wm_paint(hwnd: HWND, _msg: UINT, _wparam: WPARAM, _lparam: LPARAM) ->
rgbReserved: [0; 32],
};
let _ = BeginPaint(hwnd, &mut ps);
/*
let mut rect = RECT {
left: 0,
bottom: 0,
right: 0,
top: 0,
};
GetClientRect(hwnd, &mut rect);
let width = rect_width(&rect) as usize;
let height = rect_height(&rect) as usize;
if let Some(gl_context) = inner.gl_state.as_ref() {
if gl_context.is_context_lost() {
log::error!("opengl context was lost; should reinit");
let _ = inner
.callbacks
.borrow_mut()
.opengl_context_lost(&Window(inner.hwnd));
return None;
}
let mut frame =
glium::Frame::new(Rc::clone(&gl_context), (width as u32, height as u32));
}
*/
// Do nothing right now
EndPaint(hwnd, &mut ps);
*/
// Ask the app to repaint in a bit
inner.events.try_send(WindowEvent::NeedRepaint).ok();
None
// Some(0)
Some(0)
} else {
None
}