/usr/include/thunderbird/mozilla/widget/WindowSurfaceProvider.h is in thunderbird-dev 1:52.8.0-1~deb8u1.
This file is owned by root:root, with mode 0o644.
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*
* 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 _MOZILLA_WIDGET_GTK_WINDOW_SURFACE_PROVIDER_H
#define _MOZILLA_WIDGET_GTK_WINDOW_SURFACE_PROVIDER_H
#include "mozilla/widget/WindowSurface.h"
#include "mozilla/gfx/Types.h"
#include "mozilla/gfx/2D.h"
#include "Units.h"
#include <X11/Xlib.h> // for Window, Display, Visual, etc.
namespace mozilla {
namespace widget {
/*
* Holds the logic for creating WindowSurface's for a GTK nsWindow.
* The main purpose of this class is to allow sharing of logic between
* nsWindow and X11CompositorWidget, for when OMTC is enabled or disabled.
*/
class WindowSurfaceProvider final
{
public:
WindowSurfaceProvider();
/**
* Initializes the WindowSurfaceProvider by giving it the window
* handle and display to attach to. WindowSurfaceProvider doesn't
* own the Display, Window, etc, and they must continue to exist
* while WindowSurfaceProvider is used.
*/
void Initialize(
Display* aDisplay,
Window aWindow,
Visual* aVisual,
int aDepth);
/**
* Releases any surfaces created by this provider.
* This is used by X11CompositorWidget to get rid
* of resources before we close the display connection.
*/
void CleanupResources();
already_AddRefed<gfx::DrawTarget>
StartRemoteDrawingInRegion(LayoutDeviceIntRegion& aInvalidRegion,
layers::BufferMode* aBufferMode);
void EndRemoteDrawingInRegion(gfx::DrawTarget* aDrawTarget,
LayoutDeviceIntRegion& aInvalidRegion);
private:
UniquePtr<WindowSurface> CreateWindowSurface();
Display* mXDisplay;
Window mXWindow;
Visual* mXVisual;
int mXDepth;
UniquePtr<WindowSurface> mWindowSurface;
};
} // namespace widget
} // namespace mozilla
#endif // _MOZILLA_WIDGET_GTK_WINDOW_SURFACE_PROVIDER_H
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