Global Metrics

Spaces Data

Minimal test - lines (25, 80)

Code

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 GtkCompositorWidget, 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, bool aIsShaped);

#ifdef MOZ_WAYLAND
  void Initialize(nsWindow* aWidget);
#endif

  /**
   * Releases any surfaces created by this provider.
   * This is used by GtkCompositorWidget to get rid
   * of resources before we close the display connection.
   */
  void CleanupResources();

  already_AddRefed StartRemoteDrawingInRegion(
      const LayoutDeviceIntRegion& aInvalidRegion,
      layers::BufferMode* aBufferMode);
  void EndRemoteDrawingInRegion(gfx::DrawTarget* aDrawTarget,
                                const LayoutDeviceIntRegion& aInvalidRegion);

 private:
  UniquePtr CreateWindowSurface();

  // Can we access X?
  bool mIsX11Display;
  Display* mXDisplay;
  Window mXWindow;
  Visual* mXVisual;
  int mXDepth;
  UniquePtr mWindowSurface;
#ifdef MOZ_WAYLAND
  nsWindow* mWidget;
#endif
  bool mIsShaped;
};

}  // namespace widget
}  // namespace mozilla

Minimal test - lines (26, 79)

Code

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 GtkCompositorWidget, 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, bool aIsShaped);

#ifdef MOZ_WAYLAND
  void Initialize(nsWindow* aWidget);
#endif

  /**
   * Releases any surfaces created by this provider.
   * This is used by GtkCompositorWidget to get rid
   * of resources before we close the display connection.
   */
  void CleanupResources();

  already_AddRefed StartRemoteDrawingInRegion(
      const LayoutDeviceIntRegion& aInvalidRegion,
      layers::BufferMode* aBufferMode);
  void EndRemoteDrawingInRegion(gfx::DrawTarget* aDrawTarget,
                                const LayoutDeviceIntRegion& aInvalidRegion);

 private:
  UniquePtr CreateWindowSurface();

  // Can we access X?
  bool mIsX11Display;
  Display* mXDisplay;
  Window mXWindow;
  Visual* mXVisual;
  int mXDepth;
  UniquePtr mWindowSurface;
#ifdef MOZ_WAYLAND
  nsWindow* mWidget;
#endif
  bool mIsShaped;
};

}  // namespace widget

Minimal test - lines (23, 23)

Code

class nsWindow;