зеркало из https://github.com/mozilla/gecko-dev.git
102 строки
3.2 KiB
C++
102 строки
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef widget_windows_WinCompositorWidget_h
|
|
#define widget_windows_WinCompositorWidget_h
|
|
|
|
#include "CompositorWidget.h"
|
|
#include "mozilla/Atomics.h"
|
|
#include "mozilla/gfx/CriticalSection.h"
|
|
#include "mozilla/gfx/Point.h"
|
|
#include "mozilla/layers/LayersTypes.h"
|
|
#include "mozilla/Mutex.h"
|
|
#include "mozilla/widget/WinCompositorWindowThread.h"
|
|
#include "FxROutputHandler.h"
|
|
#include "nsIWidget.h"
|
|
|
|
class nsWindow;
|
|
|
|
namespace mozilla::widget {
|
|
|
|
class PlatformCompositorWidgetDelegate : public CompositorWidgetDelegate {
|
|
public:
|
|
// Callbacks for nsWindow.
|
|
virtual void EnterPresentLock() = 0;
|
|
virtual void LeavePresentLock() = 0;
|
|
virtual void OnDestroyWindow() = 0;
|
|
virtual bool OnWindowResize(const LayoutDeviceIntSize& aSize) = 0;
|
|
virtual void OnWindowModeChange(nsSizeMode aSizeMode) = 0;
|
|
|
|
// Transparency handling.
|
|
virtual void UpdateTransparency(TransparencyMode aMode) = 0;
|
|
virtual void ClearTransparentWindow() = 0;
|
|
|
|
// Deliver visibility info
|
|
virtual void NotifyVisibilityUpdated(nsSizeMode aSizeMode,
|
|
bool aIsFullyOccluded) = 0;
|
|
|
|
// CompositorWidgetDelegate Overrides
|
|
|
|
PlatformCompositorWidgetDelegate* AsPlatformSpecificDelegate() override {
|
|
return this;
|
|
}
|
|
};
|
|
|
|
class WinCompositorWidgetInitData;
|
|
|
|
// This is the Windows-specific implementation of CompositorWidget. For
|
|
// the most part it only requires an HWND, however it maintains extra state
|
|
// for transparent windows, as well as for synchronizing WM_SETTEXT messages
|
|
// with the compositor.
|
|
class WinCompositorWidget : public CompositorWidget {
|
|
public:
|
|
WinCompositorWidget(const WinCompositorWidgetInitData& aInitData,
|
|
const layers::CompositorOptions& aOptions);
|
|
~WinCompositorWidget() override;
|
|
|
|
// CompositorWidget Overrides
|
|
|
|
uintptr_t GetWidgetKey() override;
|
|
WinCompositorWidget* AsWindows() override { return this; }
|
|
|
|
HWND GetHwnd() const {
|
|
return mCompositorWnds.mCompositorWnd ? mCompositorWnds.mCompositorWnd
|
|
: mWnd;
|
|
}
|
|
|
|
HWND GetCompositorHwnd() const { return mCompositorWnds.mCompositorWnd; }
|
|
|
|
void EnsureCompositorWindow();
|
|
void DestroyCompositorWindow();
|
|
void UpdateCompositorWndSizeIfNecessary();
|
|
|
|
void RequestFxrOutput();
|
|
bool HasFxrOutputHandler() const { return !!mFxrHandler; }
|
|
FxROutputHandler* GetFxrOutputHandler() const { return mFxrHandler.get(); }
|
|
|
|
virtual nsSizeMode GetWindowSizeMode() const = 0;
|
|
virtual bool GetWindowIsFullyOccluded() const = 0;
|
|
|
|
virtual void UpdateCompositorWnd(const HWND aCompositorWnd,
|
|
const HWND aParentWnd) = 0;
|
|
virtual void SetRootLayerTreeID(const layers::LayersId& aRootLayerTreeId) = 0;
|
|
|
|
protected:
|
|
bool mSetParentCompleted;
|
|
|
|
private:
|
|
uintptr_t mWidgetKey;
|
|
HWND mWnd;
|
|
|
|
WinCompositorWnds mCompositorWnds;
|
|
LayoutDeviceIntSize mLastCompositorWndSize;
|
|
|
|
UniquePtr<FxROutputHandler> mFxrHandler;
|
|
};
|
|
|
|
} // namespace mozilla::widget
|
|
|
|
#endif // widget_windows_WinCompositorWidget_h
|