text: /*
  * Copyright (C) 2015 Apple Inc.  All rights reserved.
  *
  * 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 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 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 "WebKitMessageLoop.h"
  
  #include "WebKitDLL.h"
  
  #if USE(GLIB)
  #include <glib.h>
  #endif
  
  WebKitMessageLoop::WebKitMessageLoop()
  {
      gClassCount++;
      gClassNameCount().add("WebKitMessageLoop");
  }
  
  WebKitMessageLoop::~WebKitMessageLoop()
  {
      gClassCount--;
      gClassNameCount().remove("WebKitMessageLoop");
  }
  
  WebKitMessageLoop* WebKitMessageLoop::createInstance()
  {
      WebKitMessageLoop* instance = new WebKitMessageLoop();
      instance->AddRef();
      return instance;
  }
  
  HRESULT WebKitMessageLoop::QueryInterface(_In_ REFIID riid, _COM_Outptr_ void** ppvObject)
  {
      if (!ppvObject)
          return E_POINTER;
      *ppvObject = nullptr;
      if (IsEqualGUID(riid, IID_IUnknown))
          *ppvObject = static_cast<IWebKitMessageLoop*>(this);
      else if (IsEqualGUID(riid, CLSID_WebKitMessageLoop))
          *ppvObject = static_cast<WebKitMessageLoop*>(this);
      else if (IsEqualGUID(riid, IID_IWebKitMessageLoop))
          *ppvObject = static_cast<IWebKitMessageLoop*>(this);
      else
          return E_NOINTERFACE;
  
      AddRef();
      return S_OK;
  }
  
  ULONG WebKitMessageLoop::AddRef()
  {
      return ++m_refCount;
  }
  
  ULONG WebKitMessageLoop::Release()
  {
      ULONG newRef = --m_refCount;
      if (!newRef)
          delete(this);
  
      return newRef;
  }
  
  HRESULT WebKitMessageLoop::run(_In_ HACCEL hAccelTable)
  {
      MSG msg { };
  
      while (GetMessage(&msg, 0, 0, 0)) {
          performMessageLoopTasks();
  
          if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg)) {
              TranslateMessage(&msg);
              DispatchMessage(&msg);
          }
      }
      return S_OK;
  }
  
  HRESULT WebKitMessageLoop::performMessageLoopTasks()
  {
  #if USE(CF)
      CFRunLoopRunInMode(kCFRunLoopDefaultMode, 0, true);
  #endif
  #if USE(GLIB)
      g_main_context_iteration(0, false);
  #endif
      return S_OK;
  }
  
  