| // Copyright 2014 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_ACCELERATOR_FILTER_H_ |
| #define UI_WM_CORE_ACCELERATOR_FILTER_H_ |
| |
| #include "base/macros.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "ui/events/event_handler.h" |
| #include "ui/wm/wm_export.h" |
| |
| namespace ui { |
| class Accelerator; |
| class AcceleratorHistory; |
| } |
| |
| namespace wm { |
| class AcceleratorDelegate; |
| |
| // AcceleratorFilter filters key events for AcceleratorControler handling global |
| // keyboard accelerators. |
| class WM_EXPORT AcceleratorFilter : public ui::EventHandler { |
| public: |
| // AcceleratorFilter doesn't own |accelerator_history|, it's owned by |
| // AcceleratorController. |
| AcceleratorFilter(scoped_ptr<AcceleratorDelegate> delegate, |
| ui::AcceleratorHistory* accelerator_history); |
| ~AcceleratorFilter() override; |
| |
| // Overridden from ui::EventHandler: |
| void OnKeyEvent(ui::KeyEvent* event) override; |
| |
| private: |
| scoped_ptr<AcceleratorDelegate> delegate_; |
| ui::AcceleratorHistory* accelerator_history_; |
| |
| DISALLOW_COPY_AND_ASSIGN(AcceleratorFilter); |
| }; |
| |
| ui::Accelerator CreateAcceleratorFromKeyEvent(const ui::KeyEvent& key_event); |
| |
| } // namespace wm |
| |
| #endif // UI_WM_CORE_ACCELERATOR_FILTER_H_ |