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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_HOST_ASH_WINDOW_TREE_HOST_UNIFIED_H_
#define ASH_HOST_ASH_WINDOW_TREE_HOST_UNIFIED_H_
#include <vector>
#include "ash/host/ash_window_tree_host.h"
#include "ash/host/transformer_helper.h"
#include "ui/aura/window_observer.h"
#include "ui/aura/window_tree_host.h"
#include "ui/events/event_source.h"
#include "ui/gfx/geometry/rect.h"
namespace ui {
class Reflector;
}
namespace ash {
class DisplayInfo;
// A WTH used for unified desktop mode. This creates an offscreen
// compositor whose texture will be copied into each displays'
// compositor.
class AshWindowTreeHostUnified : public AshWindowTreeHost,
public aura::WindowTreeHost,
public aura::WindowObserver,
public ui::EventSource {
public:
explicit AshWindowTreeHostUnified(const gfx::Rect& initial_bounds);
~AshWindowTreeHostUnified() override;
private:
// AshWindowTreeHost:
void ToggleFullScreen() override;
bool ConfineCursorToRootWindow() override;
void UnConfineCursor() override;
void SetRootWindowTransformer(
scoped_ptr<RootWindowTransformer> transformer) override;
gfx::Insets GetHostInsets() const override;
aura::WindowTreeHost* AsWindowTreeHost() override;
void PrepareForShutdown() override;
void RegisterMirroringHost(AshWindowTreeHost* mirroring_ash_host) override;
// aura::WindowTreeHost:
ui::EventSource* GetEventSource() override;
gfx::AcceleratedWidget GetAcceleratedWidget() override;
void ShowImpl() override;
void HideImpl() override;
gfx::Rect GetBounds() const override;
void SetBounds(const gfx::Rect& bounds) override;
gfx::Transform GetRootTransform() const override;
void SetRootTransform(const gfx::Transform& transform) override;
gfx::Transform GetInverseRootTransform() const override;
void UpdateRootWindowSize(const gfx::Size& host_size) override;
void SetCapture() override;
void ReleaseCapture() override;
gfx::Point GetLocationOnNativeScreen() const override;
void SetCursorNative(gfx::NativeCursor cursor) override;
void MoveCursorToNative(const gfx::Point& location) override;
void OnCursorVisibilityChangedNative(bool show) override;
// aura::WindowObserver:
void OnWindowDestroying(aura::Window* window) override;
// ui::EventSource:
ui::EventProcessor* GetEventProcessor() override;
std::vector<AshWindowTreeHost*> mirroring_hosts_;
gfx::Rect bounds_;
TransformerHelper transformer_helper_;
DISALLOW_COPY_AND_ASSIGN(AshWindowTreeHostUnified);
};
} // namespace ash
#endif // ASH_HOST_ASH_WINDOW_TREE_HOST_UNIFIED_H_