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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 UI_AURA_WINDOW_TREE_HOST_PLATFORM_H_
#define UI_AURA_WINDOW_TREE_HOST_PLATFORM_H_
#include <memory>
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "ui/aura/aura_export.h"
#include "ui/aura/window_tree_host.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/platform_window/platform_window.h"
#include "ui/platform_window/platform_window_delegate.h"
namespace aura {
class WindowPort;
// The unified WindowTreeHost implementation for platforms
// that implement PlatformWindow.
class AURA_EXPORT WindowTreeHostPlatform
: public WindowTreeHost,
public NON_EXPORTED_BASE(ui::PlatformWindowDelegate) {
public:
explicit WindowTreeHostPlatform(const gfx::Rect& bounds);
~WindowTreeHostPlatform() override;
// WindowTreeHost:
ui::EventSource* GetEventSource() override;
gfx::AcceleratedWidget GetAcceleratedWidget() override;
void ShowImpl() override;
void HideImpl() override;
gfx::Rect GetBoundsInPixels() const override;
void SetBoundsInPixels(const gfx::Rect& bounds) override;
gfx::Point GetLocationOnScreenInPixels() const override;
void SetCapture() override;
void ReleaseCapture() override;
void SetCursorNative(gfx::NativeCursor cursor) override;
void MoveCursorToScreenLocationInPixels(
const gfx::Point& location_in_pixels) override;
void OnCursorVisibilityChangedNative(bool show) override;
protected:
// NOTE: neither of these calls CreateCompositor(); subclasses must call
// CreateCompositor() at the appropriate time.
WindowTreeHostPlatform();
explicit WindowTreeHostPlatform(std::unique_ptr<WindowPort> window_port);
void SetPlatformWindow(std::unique_ptr<ui::PlatformWindow> window);
ui::PlatformWindow* platform_window() { return platform_window_.get(); }
// ui::PlatformWindowDelegate:
void OnBoundsChanged(const gfx::Rect& new_bounds) override;
void OnDamageRect(const gfx::Rect& damaged_region) override;
void DispatchEvent(ui::Event* event) override;
void OnCloseRequest() override;
void OnClosed() override;
void OnWindowStateChanged(ui::PlatformWindowState new_state) override;
void OnLostCapture() override;
void OnAcceleratedWidgetAvailable(gfx::AcceleratedWidget widget,
float device_pixel_ratio) override;
void OnAcceleratedWidgetDestroyed() override;
void OnActivationChanged(bool active) override;
private:
gfx::AcceleratedWidget widget_;
std::unique_ptr<ui::PlatformWindow> platform_window_;
gfx::NativeCursor current_cursor_;
gfx::Rect bounds_;
DISALLOW_COPY_AND_ASSIGN(WindowTreeHostPlatform);
};
} // namespace aura
#endif // UI_AURA_WINDOW_TREE_HOST_PLATFORM_H_
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