Add ready-to-show event
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5 changed files with 29 additions and 0 deletions
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@ -156,6 +156,10 @@ void Window::OnWindowHide() {
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Emit("hide");
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}
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void Window::OnReadyToShow() {
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Emit("ready-to-show");
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}
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void Window::OnWindowMaximize() {
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Emit("maximize");
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}
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@ -61,6 +61,7 @@ class Window : public mate::TrackableObject<Window>,
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void OnWindowFocus() override;
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void OnWindowShow() override;
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void OnWindowHide() override;
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void OnReadyToShow() override;
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void OnWindowMaximize() override;
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void OnWindowUnmaximize() override;
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void OnWindowMinimize() override;
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@ -560,6 +560,19 @@ void NativeWindow::BeforeUnloadDialogCancelled() {
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window_unresposive_closure_.Cancel();
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}
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void NativeWindow::DidFirstVisuallyNonEmptyPaint() {
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// When there is a non-empty first paint, resize the RenderWidget to force
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// Chromium to draw.
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const auto view = web_contents()->GetRenderWidgetHostView();
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view->Show();
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view->SetSize(GetContentSize());
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// Emit the ReadyToShow event in next tick in case of pending drawing work.
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base::MessageLoop::current()->PostTask(
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FROM_HERE,
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base::Bind(&NativeWindow::NotifyReadyToShow, GetWeakPtr()));
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}
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bool NativeWindow::OnMessageReceived(const IPC::Message& message) {
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bool handled = true;
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IPC_BEGIN_MESSAGE_MAP(NativeWindow, message)
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@ -601,6 +614,10 @@ void NativeWindow::NotifyWindowUnresponsive() {
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OnRendererUnresponsive());
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}
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void NativeWindow::NotifyReadyToShow() {
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FOR_EACH_OBSERVER(NativeWindowObserver, observers_, OnReadyToShow());
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}
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void NativeWindow::OnCapturePageDone(const CapturePageCallback& callback,
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const SkBitmap& bitmap,
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content::ReadbackResponse response) {
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@ -275,6 +275,7 @@ class NativeWindow : public base::SupportsUserData,
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// content::WebContentsObserver:
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void RenderViewCreated(content::RenderViewHost* render_view_host) override;
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void BeforeUnloadDialogCancelled() override;
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void DidFirstVisuallyNonEmptyPaint() override;
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bool OnMessageReceived(const IPC::Message& message) override;
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private:
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@ -284,6 +285,9 @@ class NativeWindow : public base::SupportsUserData,
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// Dispatch unresponsive event to observers.
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void NotifyWindowUnresponsive();
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// Dispatch ReadyToShow event to observers.
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void NotifyReadyToShow();
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// Called when CapturePage has done.
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void OnCapturePageDone(const CapturePageCallback& callback,
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const SkBitmap& bitmap,
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@ -48,6 +48,9 @@ class NativeWindowObserver {
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// Called when window is hidden.
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virtual void OnWindowHide() {}
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// Called when window is ready to show.
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virtual void OnReadyToShow() {}
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// Called when window state changed.
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virtual void OnWindowMaximize() {}
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virtual void OnWindowUnmaximize() {}
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