text: /*
   *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license
   *  that can be found in the LICENSE file in the root of the source
   *  tree. An additional intellectual property rights grant can be found
   *  in the file PATENTS.  All contributing project authors may
   *  be found in the AUTHORS file in the root of the source tree.
   */
  
  #include "webrtc/system_wrappers/include/event_wrapper.h"
  
  #if defined(_WIN32)
  #include <windows.h>
  #include "webrtc/system_wrappers/source/event_timer_win.h"
  #elif defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
  #include <ApplicationServices/ApplicationServices.h>
  #include <pthread.h>
  #include "webrtc/system_wrappers/source/event_timer_posix.h"
  #else
  #include <pthread.h>
  #include "webrtc/system_wrappers/source/event_timer_posix.h"
  #endif
  
  #include "webrtc/rtc_base/event.h"
  
  namespace webrtc {
  
  class EventWrapperImpl : public EventWrapper {
   public:
    EventWrapperImpl() : event_(false, false) {}
    ~EventWrapperImpl() override {}
  
    bool Set() override {
      event_.Set();
      return true;
    }
  
    EventTypeWrapper Wait(unsigned long max_time) override {
      int to_wait = max_time == WEBRTC_EVENT_INFINITE ?
          rtc::Event::kForever : static_cast<int>(max_time);
      return event_.Wait(to_wait) ? kEventSignaled : kEventTimeout;
    }
  
   private:
    rtc::Event event_;
  };
  
  // static
  EventWrapper* EventWrapper::Create() {
    return new EventWrapperImpl();
  }
  
  }  // namespace webrtc
  