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// 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);
};
} // namespace wm
#endif // UI_WM_CORE_ACCELERATOR_FILTER_H_