text: /*
   * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
   * Copyright (C) 2009 Company 100, Inc.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
   * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
   * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
   */
  
  #include "config.h"
  #include "SharedTimer.h"
  
  #include <AEEAppGen.h>
  #include <AEEStdLib.h>
  
  #include <wtf/CurrentTime.h>
  
  namespace WebCore {
  
  static void (*sharedTimerFiredFunction)();
  
  static AEECallback sharedTimerCallback;
  
  static void invokeCallback(void*)
  {
      sharedTimerFiredFunction();
  }
  
  void setSharedTimerFiredFunction(void (*f)())
  {
      sharedTimerFiredFunction = f;
  }
  
  void setSharedTimerFireTime(double fireTime)
  {
      ASSERT(sharedTimerFiredFunction);
  
      CALLBACK_Cancel(&sharedTimerCallback);
  
      double interval = fireTime - currentTime();
      int intervalInMS;
  
      if (interval < 0)
          intervalInMS = 0;
      else {
          interval *= 1000;
          intervalInMS = static_cast<int>(interval);
      }
  
      sharedTimerCallback.pfnCancel = 0;
      sharedTimerCallback.pfnNotify = invokeCallback;
      sharedTimerCallback.pNotifyData = 0;
  
      IShell* shell = reinterpret_cast<AEEApplet*>(GETAPPINSTANCE())->m_pIShell;
      ISHELL_SetTimerEx(shell, intervalInMS, &sharedTimerCallback);
  }
  
  void stopSharedTimer()
  {
      CALLBACK_Cancel(&sharedTimerCallback);
  }
  
  }
  