ash/aura/shell_port_classic.h

// Copyright 2016 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_AURA_SHELL_PORT_CLASSIC_H_
#define ASH_AURA_SHELL_PORT_CLASSIC_H_

#include <memory>

#include "ash/ash_export.h"
#include "ash/display/window_tree_host_manager.h"
#include "ash/shell_port.h"
#include "base/macros.h"
#include "base/observer_list.h"

namespace ash {

class AcceleratorControllerDelegateAura;
class PointerWatcherAdapter;

// Implementation of ShellPort for classic ash/aura. See ash/README.md for more
// details.
class ASH_EXPORT ShellPortClassic : public ShellPort,
                                    public WindowTreeHostManager::Observer {
 public:
  ShellPortClassic();
  ~ShellPortClassic() override;

  static ShellPortClassic* Get();

  AcceleratorControllerDelegateAura* accelerator_controller_delegate() {
    return accelerator_controller_delegate_.get();
  }

  // ShellPort:
  void Shutdown() override;
  Config GetAshConfig() const override;
  WmWindow* GetPrimaryRootWindow() override;
  WmWindow* GetRootWindowForDisplayId(int64_t display_id) override;
  const display::ManagedDisplayInfo& GetDisplayInfo(
      int64_t display_id) const override;
  bool IsActiveDisplayId(int64_t display_id) const override;
  display::Display GetFirstDisplay() const override;
  bool IsInUnifiedMode() const override;
  bool IsInUnifiedModeIgnoreMirroring() const override;
  void SetDisplayWorkAreaInsets(WmWindow* window,
                                const gfx::Insets& insets) override;
  void LockCursor() override;
  void UnlockCursor() override;
  bool IsMouseEventsEnabled() override;
  std::vector<WmWindow*> GetAllRootWindows() override;
  void RecordGestureAction(GestureActionType action) override;
  void RecordUserMetricsAction(UserMetricsAction action) override;
  void RecordTaskSwitchMetric(TaskSwitchSource source) override;
  std::unique_ptr<WindowResizer> CreateDragWindowResizer(
      std::unique_ptr<WindowResizer> next_window_resizer,
      wm::WindowState* window_state) override;
  std::unique_ptr<WindowCycleEventFilter> CreateWindowCycleEventFilter()
      override;
  std::unique_ptr<wm::MaximizeModeEventHandler> CreateMaximizeModeEventHandler()
      override;
  std::unique_ptr<WorkspaceEventHandler> CreateWorkspaceEventHandler(
      WmWindow* workspace_window) override;
  std::unique_ptr<ScopedDisableInternalMouseAndKeyboard>
  CreateScopedDisableInternalMouseAndKeyboard() override;
  std::unique_ptr<ImmersiveFullscreenController>
  CreateImmersiveFullscreenController() override;
  std::unique_ptr<KeyboardUI> CreateKeyboardUI() override;
  std::unique_ptr<KeyEventWatcher> CreateKeyEventWatcher() override;
  SessionStateDelegate* GetSessionStateDelegate() override;
  void AddDisplayObserver(WmDisplayObserver* observer) override;
  void RemoveDisplayObserver(WmDisplayObserver* observer) override;
  void AddPointerWatcher(views::PointerWatcher* watcher,
                         views::PointerWatcherEventTypes events) override;
  void RemovePointerWatcher(views::PointerWatcher* watcher) override;
  bool IsTouchDown() override;
  void ToggleIgnoreExternalKeyboard() override;
  void SetLaserPointerEnabled(bool enabled) override;
  void SetPartialMagnifierEnabled(bool enabled) override;
  void CreatePointerWatcherAdapter() override;
  void CreatePrimaryHost() override;
  void InitHosts(const ShellInitParams& init_params) override;
  std::unique_ptr<AcceleratorController> CreateAcceleratorController() override;

 private:
  // WindowTreeHostManager::Observer:
  void OnDisplayConfigurationChanging() override;
  void OnDisplayConfigurationChanged() override;

  std::unique_ptr<PointerWatcherAdapter> pointer_watcher_adapter_;

  bool added_display_observer_ = false;
  base::ObserverList<WmDisplayObserver> display_observers_;

  std::unique_ptr<AcceleratorControllerDelegateAura>
      accelerator_controller_delegate_;

  DISALLOW_COPY_AND_ASSIGN(ShellPortClassic);
};

}  // namespace ash

#endif  // ASH_AURA_SHELL_PORT_CLASSIC_H_