| /* |
| * Copyright (C) 2008, 2009, 2011, 2012 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef HTMLPlugInImageElement_h |
| #define HTMLPlugInImageElement_h |
| |
| #include "core/html/HTMLPlugInElement.h" |
| |
| #include "core/platform/MIMETypeFromURL.h" |
| #include "core/rendering/style/RenderStyle.h" |
| #include "wtf/OwnPtr.h" |
| |
| namespace WebCore { |
| |
| class HTMLImageLoader; |
| class FrameLoader; |
| class Image; |
| class MouseEvent; |
| class Widget; |
| |
| enum PluginCreationOption { |
| CreateAnyWidgetType, |
| CreateOnlyNonNetscapePlugins, |
| }; |
| |
| enum PreferPlugInsForImagesOption { |
| ShouldPreferPlugInsForImages, |
| ShouldNotPreferPlugInsForImages |
| }; |
| |
| // Base class for HTMLObjectElement and HTMLEmbedElement |
| class HTMLPlugInImageElement : public HTMLPlugInElement { |
| public: |
| virtual ~HTMLPlugInImageElement(); |
| |
| RenderEmbeddedObject* renderEmbeddedObject() const; |
| |
| virtual void setDisplayState(DisplayState) OVERRIDE; |
| |
| virtual void updateWidget(PluginCreationOption) = 0; |
| |
| const String& serviceType() const { return m_serviceType; } |
| const String& url() const { return m_url; } |
| const KURL& loadedUrl() const { return m_loadedUrl; } |
| |
| const String loadedMimeType() const |
| { |
| String mimeType = serviceType(); |
| if (mimeType.isEmpty()) |
| mimeType = mimeTypeFromURL(m_loadedUrl); |
| return mimeType; |
| } |
| |
| bool shouldPreferPlugInsForImages() const { return m_shouldPreferPlugInsForImages; } |
| |
| // Public for FrameView::addWidgetToUpdate() |
| bool needsWidgetUpdate() const { return m_needsWidgetUpdate; } |
| void setNeedsWidgetUpdate(bool needsWidgetUpdate) { m_needsWidgetUpdate = needsWidgetUpdate; } |
| |
| protected: |
| HTMLPlugInImageElement(const QualifiedName& tagName, Document&, bool createdByParser, PreferPlugInsForImagesOption); |
| |
| bool isImageType(); |
| |
| OwnPtr<HTMLImageLoader> m_imageLoader; |
| String m_serviceType; |
| String m_url; |
| KURL m_loadedUrl; |
| |
| static void updateWidgetCallback(Node*); |
| virtual void attach(const AttachContext& = AttachContext()) OVERRIDE; |
| virtual void detach(const AttachContext& = AttachContext()) OVERRIDE; |
| |
| bool allowedToLoadFrameURL(const String& url); |
| bool wouldLoadAsNetscapePlugin(const String& url, const String& serviceType); |
| |
| virtual void didMoveToNewDocument(Document* oldDocument) OVERRIDE; |
| |
| bool requestObject(const String& url, const String& mimeType, const Vector<String>& paramNames, const Vector<String>& paramValues); |
| bool shouldUsePlugin(const KURL&, const String& mimeType, bool hasFallback, bool& useFallback); |
| |
| private: |
| virtual RenderObject* createRenderer(RenderStyle*); |
| virtual void willRecalcStyle(StyleRecalcChange) OVERRIDE FINAL; |
| |
| virtual void finishParsingChildren(); |
| |
| void updateWidgetIfNecessary(); |
| |
| void swapRendererTimerFired(Timer<HTMLPlugInImageElement>*); |
| |
| void restartSimilarPlugIns(); |
| |
| bool loadPlugin(const KURL&, const String& mimeType, const Vector<String>& paramNames, const Vector<String>& paramValues, bool useFallback); |
| bool pluginIsLoadable(const KURL&, const String& mimeType); |
| |
| virtual bool isPlugInImageElement() const OVERRIDE { return true; } |
| |
| bool m_needsWidgetUpdate; |
| bool m_shouldPreferPlugInsForImages; |
| bool m_createdDuringUserGesture; |
| }; |
| |
| inline HTMLPlugInImageElement* toHTMLPlugInImageElement(Node* node) |
| { |
| ASSERT_WITH_SECURITY_IMPLICATION(!node || node->isPluginElement()); |
| HTMLPlugInElement* plugInElement = static_cast<HTMLPlugInElement*>(node); |
| ASSERT_WITH_SECURITY_IMPLICATION(plugInElement->isPlugInImageElement()); |
| return static_cast<HTMLPlugInImageElement*>(plugInElement); |
| } |
| |
| inline const HTMLPlugInImageElement* toHTMLPlugInImageElement(const Node* node) |
| { |
| ASSERT_WITH_SECURITY_IMPLICATION(!node || node->isPluginElement()); |
| const HTMLPlugInElement* plugInElement = static_cast<const HTMLPlugInElement*>(node); |
| ASSERT_WITH_SECURITY_IMPLICATION(plugInElement->isPlugInImageElement()); |
| return static_cast<const HTMLPlugInImageElement*>(plugInElement); |
| } |
| |
| // This will catch anyone doing an unnecessary cast. |
| void toHTMLPlugInImageElement(const HTMLPlugInImageElement*); |
| |
| } // namespace WebCore |
| |
| #endif // HTMLPlugInImageElement_h |