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 "WebHelperPlugin.h" 35 #include "wtf/OwnPtr.h" 36 #include "wtf/RefCounted.h" 37 38 namespace WebCore { 39 class Page; 40 } 41 42 namespace WebKit { 43 44 class HelperPluginChromeClient; 45 class WebDocument; 46 class WebFrame; 47 class WebViewImpl; 48 class WebWidgetClient; 49 50 // Hosts a simple page that instantiates a plugin using an <object> tag. 51 // The widget is offscreen, and the plugin will not receive painting, resize, etc. events. 52 class WebHelperPluginImpl : public WebHelperPlugin, 53 public RefCounted<WebHelperPluginImpl> { 54 WTF_MAKE_NONCOPYABLE(WebHelperPluginImpl); 55 WTF_MAKE_FAST_ALLOCATED; 56 57 public: 58 virtual ~WebHelperPluginImpl(); 59 bool initialize(const String& pluginType, const WebDocument& hostDocument, WebViewImpl*); 60 void closeHelperPlugin(); 61 62 // WebHelperPlugin methods: 63 virtual void initializeFrame(WebFrameClient*) OVERRIDE; 64 virtual WebPlugin* getPlugin() OVERRIDE; 65 66 private: 67 explicit WebHelperPluginImpl(WebWidgetClient*); 68 bool initializePage(const String& pluginType, const WebDocument& hostDocument); 69 void destroyPage(); 70 71 // WebWidget methods: 72 virtual void layout() OVERRIDE; 73 virtual void setFocus(bool) OVERRIDE; 74 virtual void close() OVERRIDE; 75 76 WebWidgetClient* m_widgetClient; 77 WebViewImpl* m_webView; 78 OwnPtr<WebCore::Page> m_page; 79 OwnPtr<HelperPluginChromeClient> m_chromeClient; 80 81 friend class WebHelperPlugin; 82 friend class HelperPluginChromeClient; 83 }; 84 85 } // namespace WebKit 86 87 #endif // WebHelperPluginImpl_h 88