chromium/ui/views/event_monitor.h

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_VIEWS_EVENT_MONITOR_H_
#define UI_VIEWS_EVENT_MONITOR_H_

#include <memory>
#include <set>

#include "ui/events/event_observer.h"
#include "ui/events/types/event_type.h"
#include "ui/gfx/geometry/point.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/views/views_export.h"

namespace views {

// RAII-style class that forwards events matching the specified |types| to
// |event_observer| before they are dispatched to the intended target.
// EventObservers cannot modify events nor alter dispatch.
class VIEWS_EXPORT EventMonitor { … };

}  // namespace views

#endif  // UI_VIEWS_EVENT_MONITOR_H_