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// Copyright (c) 2012 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_SYSTEM_TRAY_TRAY_EVENT_FILTER_H_
#define ASH_SYSTEM_TRAY_TRAY_EVENT_FILTER_H_
#include <set>
#include "base/basictypes.h"
#include "ui/events/event.h"
#include "ui/events/event_handler.h"
namespace aura {
class Window;
}
namespace ash {
namespace internal {
class TrayBubbleWrapper;
// Handles events for a tray bubble.
class TrayEventFilter : public ui::EventHandler {
public:
explicit TrayEventFilter();
virtual ~TrayEventFilter();
void AddWrapper(TrayBubbleWrapper* wrapper);
void RemoveWrapper(TrayBubbleWrapper* wrapper);
// Overridden from ui::EventHandler.
virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE;
virtual void OnTouchEvent(ui::TouchEvent* event) OVERRIDE;
private:
// Returns true if the event is handled.
bool ProcessLocatedEvent(ui::LocatedEvent* event);
std::set<TrayBubbleWrapper*> wrappers_;
DISALLOW_COPY_AND_ASSIGN(TrayEventFilter);
};
} // namespace internal
} // namespace ash
#endif // ASH_SYSTEM_TRAY_TRAY_EVENT_FILTER_H_
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