| // Copyright 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 ASH_WM_WINDOW_STATE_DELEGATE_H_ |
| #define ASH_WM_WINDOW_STATE_DELEGATE_H_ |
| |
| #include "ash/ash_export.h" |
| #include "base/macros.h" |
| |
| namespace gfx { |
| class Point; |
| } |
| |
| namespace ash { |
| namespace wm { |
| class WindowState; |
| |
| class ASH_EXPORT WindowStateDelegate { |
| public: |
| WindowStateDelegate(); |
| virtual ~WindowStateDelegate(); |
| |
| // Invoked when the user uses Shift+F4/F4 to toggle the window fullscreen |
| // state. If the window is not fullscreen and the window supports immersive |
| // fullscreen ToggleFullscreen() should put the window into immersive |
| // fullscreen instead of the default fullscreen type. The caller |
| // (ash::wm::WindowState) falls backs to the default implementation if this |
| // returns false. |
| virtual bool ToggleFullscreen(WindowState* window_state); |
| |
| // Invoked when the user started drag operation. |component| must be |
| // a member of ui::HitTestCompat enum and specifies which part of |
| // the window the pointer device was on when the user started drag |
| // operation. |
| virtual void OnDragStarted(int component) {} |
| |
| // Invoked when the user finished drag operation. |cancel| is true |
| // if the drag operation was canceled. |
| virtual void OnDragFinished(bool cancel, const gfx::Point& location) {} |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(WindowStateDelegate); |
| }; |
| |
| } // namespace wm |
| } // namespace ash |
| |
| #endif // ASH_WM_WINDOW_STATE_DELEGATE_H_ |