It is time.

ui/wm/core/cursor_manager.h

-// Copyright (c) 2013 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_WM_CORE_CURSOR_MANAGER_H_
-#define UI_WM_CORE_CURSOR_MANAGER_H_
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/observer_list.h"
-#include "ui/aura/client/cursor_client.h"
-#include "ui/base/cursor/cursor.h"
-#include "ui/gfx/native_widget_types.h"
-#include "ui/gfx/point.h"
-#include "ui/wm/core/native_cursor_manager_delegate.h"
-#include "ui/wm/wm_export.h"
-
-namespace gfx {
-class Display;
-}
-
-namespace ui {
-class KeyEvent;
-}
-
-namespace wm {
-
-namespace internal {
-class CursorState;
-}
-
-class NativeCursorManager;
-
-// This class receives requests to change cursor properties, as well as
-// requests to queue any further changes until a later time. It sends changes
-// to the NativeCursorManager, which communicates back to us when these changes
-// were made through the NativeCursorManagerDelegate interface.
-class WM_EXPORT CursorManager : public aura::client::CursorClient,
-                                public NativeCursorManagerDelegate {
- public:
-  explicit CursorManager(scoped_ptr<NativeCursorManager> delegate);
-  ~CursorManager() override;
-
-  // Overridden from aura::client::CursorClient:
-  void SetCursor(gfx::NativeCursor) override;
-  gfx::NativeCursor GetCursor() const override;
-  void ShowCursor() override;
-  void HideCursor() override;
-  bool IsCursorVisible() const override;
-  void SetCursorSet(ui::CursorSetType cursor_set) override;
-  ui::CursorSetType GetCursorSet() const override;
-  void EnableMouseEvents() override;
-  void DisableMouseEvents() override;
-  bool IsMouseEventsEnabled() const override;
-  void SetDisplay(const gfx::Display& display) override;
-  void LockCursor() override;
-  void UnlockCursor() override;
-  bool IsCursorLocked() const override;
-  void AddObserver(aura::client::CursorClientObserver* observer) override;
-  void RemoveObserver(aura::client::CursorClientObserver* observer) override;
-  bool ShouldHideCursorOnKeyEvent(const ui::KeyEvent& event) const override;
-
- private:
-  // Overridden from NativeCursorManagerDelegate:
-  void CommitCursor(gfx::NativeCursor cursor) override;
-  void CommitVisibility(bool visible) override;
-  void CommitCursorSet(ui::CursorSetType cursor_set) override;
-  void CommitMouseEventsEnabled(bool enabled) override;
-
-  scoped_ptr<NativeCursorManager> delegate_;
-
-  // Number of times LockCursor() has been invoked without a corresponding
-  // UnlockCursor().
-  int cursor_lock_count_;
-
-  // The current state of the cursor.
-  scoped_ptr<internal::CursorState> current_state_;
-
-  // The cursor state to restore when the cursor is unlocked.
-  scoped_ptr<internal::CursorState> state_on_unlock_;
-
-  ObserverList<aura::client::CursorClientObserver> observers_;
-
-  DISALLOW_COPY_AND_ASSIGN(CursorManager);
-};
-
-}  // namespace wm
-
-#endif  // UI_WM_CORE_CURSOR_MANAGER_H_