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Ignore WM_Invalidate events if there is an unprocessed one in the queue.

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This commit is contained in:
Andreas Kling
2019-01-17 02:42:52 +01:00
parent 1c63a37bc9
commit 36e0ab3f18
1 changed files with 13 additions and 1 deletions
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14
WindowServer/WSEventLoop.cpp
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@@ -74,11 +74,23 @@ int WSEventLoop::exec()
void WSEventLoop::post_event(WSEventReceiver* receiver, OwnPtr<WSEvent>&& event)
{
//ASSERT_INTERRUPTS_ENABLED();
ASSERT_INTERRUPTS_ENABLED();
LOCKER(m_lock);
#ifdef WSEVENTLOOP_DEBUG
dbgprintf("WSEventLoop::post_event: {%u} << receiver=%p, event=%p\n", m_queued_events.size(), receiver, event.ptr());
#endif
if (event->type() == WSEvent::WM_Invalidate) {
for (auto& queued_event : m_queued_events) {
if (receiver == queued_event.receiver && queued_event.event->type() == WSEvent::WM_Invalidate) {
#ifdef WSEVENTLOOP_DEBUG
dbgprintf("Swallow WM_Invalidate\n");
#endif
return;
}
}
}
m_queued_events.append({ receiver, move(event) });
if (current != m_server_process)