1/* 2 * Copyright (C) 2012 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#ifndef WebHelperPluginImpl_h 32#define WebHelperPluginImpl_h 33 34#include "platform/Timer.h" 35#include "public/web/WebHelperPlugin.h" 36#include "wtf/FastAllocBase.h" 37#include "wtf/Noncopyable.h" 38#include "wtf/PassOwnPtr.h" 39#include "wtf/RefPtr.h" 40#include "wtf/text/WTFString.h" 41 42namespace blink { 43 44class HTMLObjectElement; 45class WebLocalFrameImpl; 46class WebPluginContainerImpl; 47 48// Utility class to host helper plugins for media. Internally, it creates a detached 49// HTMLPluginElement to host the plugin and uses FrameLoaderClient::createPlugin() to instantiate 50// the requested plugin. 51class WebHelperPluginImpl FINAL : public WebHelperPlugin { 52 WTF_MAKE_NONCOPYABLE(WebHelperPluginImpl); 53 WTF_MAKE_FAST_ALLOCATED; 54public: 55 // WebHelperPlugin methods: 56 virtual WebPlugin* getPlugin() OVERRIDE; 57 virtual void destroy() OVERRIDE; 58 59private: 60 friend class WebHelperPlugin; 61 62 WebHelperPluginImpl(); 63 virtual ~WebHelperPluginImpl(); 64 65 bool initialize(const String& pluginType, WebLocalFrameImpl*); 66 void reallyDestroy(Timer<WebHelperPluginImpl>*); 67 68 Timer<WebHelperPluginImpl> m_destructionTimer; 69 RefPtrWillBePersistent<HTMLObjectElement> m_objectElement; 70 RefPtr<WebPluginContainerImpl> m_pluginContainer; 71}; 72 73} // namespace blink 74 75#endif // WebHelperPluginImpl_h 76