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Add ready-to-show event

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This commit is contained in:
Cheng Zhao 2016-06-13 21:19:56 +09:00
parent 2dc453b4be
commit 4d65af3c60
5 changed files with 29 additions and 0 deletions
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17
atom/browser/native_window.cc
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@ -560,6 +560,19 @@ void NativeWindow::BeforeUnloadDialogCancelled() {
window_unresposive_closure_.Cancel();
}
void NativeWindow::DidFirstVisuallyNonEmptyPaint() {
// When there is a non-empty first paint, resize the RenderWidget to force
// Chromium to draw.
const auto view = web_contents()->GetRenderWidgetHostView();
view->Show();
view->SetSize(GetContentSize());
// Emit the ReadyToShow event in next tick in case of pending drawing work.
base::MessageLoop::current()->PostTask(
FROM_HERE,
base::Bind(&NativeWindow::NotifyReadyToShow, GetWeakPtr()));
}
bool NativeWindow::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(NativeWindow, message)
@ -601,6 +614,10 @@ void NativeWindow::NotifyWindowUnresponsive() {
OnRendererUnresponsive());
}
void NativeWindow::NotifyReadyToShow() {
FOR_EACH_OBSERVER(NativeWindowObserver, observers_, OnReadyToShow());
}
void NativeWindow::OnCapturePageDone(const CapturePageCallback& callback,
const SkBitmap& bitmap,
content::ReadbackResponse response) {