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// 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_SHELF_SHELF_BEZEL_EVENT_FILTER_H_
#define ASH_SHELF_SHELF_BEZEL_EVENT_FILTER_H_
#include "ash/wm/gestures/shelf_gesture_handler.h"
#include "ui/events/event_handler.h"
#include "ui/gfx/rect.h"
namespace ash {
namespace internal {
class ShelfLayoutManager;
// Detects and forwards touch gestures that occur on a bezel sensor to the
// shelf.
class ShelfBezelEventFilter : public ui::EventHandler {
public:
explicit ShelfBezelEventFilter(ShelfLayoutManager* shelf);
virtual ~ShelfBezelEventFilter();
// Overridden from ui::EventHandler:
virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
private:
bool IsShelfOnBezel(const gfx::Rect& screen,
const gfx::Point& point) const;
ShelfLayoutManager* shelf_; // non-owned
bool in_touch_drag_;
ShelfGestureHandler gesture_handler_;
DISALLOW_COPY_AND_ASSIGN(ShelfBezelEventFilter);
};
} // namespace internal
} // namespace ash
#endif // ASH_SHELF_SHELF_BEZEL_EVENT_FILTER_H_
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