xref: /external/chromium_org/ui/events/test/platform_event_waiter.h

// 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_EVENTS_TEST_PLATFORM_EVENT_WAITER_H_
#define UI_EVENTS_TEST_PLATFORM_EVENT_WAITER_H_

#include "base/callback.h"
#include "ui/events/platform/platform_event_observer.h"

namespace ui {

class PlatformEventWaiter : public PlatformEventObserver {
 public:
  typedef base::Callback<bool(const PlatformEvent&)> PlatformEventMatcher;

  static PlatformEventWaiter* Create(const base::Closure& success_callback,
                                     const PlatformEventMatcher& event_matcher);

 private:
  PlatformEventWaiter(const base::Closure& success_callback,
                      const PlatformEventMatcher& event_matcher);
  virtual ~PlatformEventWaiter();

  // PlatformEventObserver:
  virtual void WillProcessEvent(const PlatformEvent& event) OVERRIDE;
  virtual void DidProcessEvent(const PlatformEvent& event) OVERRIDE;

  base::Closure success_callback_;
  PlatformEventMatcher event_matcher_;

  DISALLOW_COPY_AND_ASSIGN(PlatformEventWaiter);
};

}  // namespace ui

#endif  // UI_EVENTS_TEST_PLATFORM_EVENT_WAITER_H_