1 /* 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) 4 * Copyright (C) 2004, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public License 17 * along with this library; see the file COPYING.LIB. If not, write to 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 * 21 */ 22 23 #ifndef HTMLObjectElement_h 24 #define HTMLObjectElement_h 25 26 #include "FormAssociatedElement.h" 27 #include "HTMLPlugInImageElement.h" 28 29 namespace WebCore { 30 31 class HTMLFormElement; 32 33 class HTMLObjectElement : public HTMLPlugInImageElement, public FormAssociatedElement { 34 public: 35 static PassRefPtr<HTMLObjectElement> create(const QualifiedName&, Document*, HTMLFormElement*, bool createdByParser); 36 virtual ~HTMLObjectElement(); 37 isDocNamedItem()38 bool isDocNamedItem() const { return m_docNamedItem; } 39 classId()40 const String& classId() const { return m_classId; } 41 42 bool containsJavaApplet() const; 43 useFallbackContent()44 virtual bool useFallbackContent() const { return m_useFallbackContent; } 45 void renderFallbackContent(); 46 47 // Implementations of FormAssociatedElement form()48 HTMLFormElement* form() const { return FormAssociatedElement::form(); } 49 isFormControlElement()50 virtual bool isFormControlElement() const { return false; } 51 isEnumeratable()52 virtual bool isEnumeratable() const { return true; } 53 virtual bool appendFormData(FormDataList&, bool); 54 55 // Implementations of constraint validation API. 56 // Note that the object elements are always barred from constraint validation. validationMessage()57 String validationMessage() { return String(); } checkValidity()58 bool checkValidity() { return true; } setCustomValidity(const String &)59 void setCustomValidity(const String&) { } 60 61 virtual void attributeChanged(Attribute*, bool preserveDecls = false); 62 63 using TreeShared<ContainerNode>::ref; 64 using TreeShared<ContainerNode>::deref; 65 66 private: 67 HTMLObjectElement(const QualifiedName&, Document*, HTMLFormElement*, bool createdByParser); 68 69 virtual void parseMappedAttribute(Attribute*); 70 virtual void insertedIntoTree(bool deep); 71 virtual void removedFromTree(bool deep); 72 73 virtual bool rendererIsNeeded(RenderStyle*); 74 virtual void insertedIntoDocument(); 75 virtual void removedFromDocument(); 76 virtual void willMoveToNewOwnerDocument(); 77 78 virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0); 79 80 virtual bool isURLAttribute(Attribute*) const; 81 virtual const QualifiedName& imageSourceAttributeName() const; 82 83 virtual RenderWidget* renderWidgetForJSBindings() const; 84 85 virtual void addSubresourceAttributeURLs(ListHashSet<KURL>&) const; 86 87 virtual void updateWidget(PluginCreationOption); 88 void updateDocNamedItem(); 89 90 bool hasFallbackContent() const; 91 92 // FIXME: This function should not deal with url or serviceType 93 // so that we can better share code between <object> and <embed>. 94 void parametersForPlugin(Vector<String>& paramNames, Vector<String>& paramValues, String& url, String& serviceType); 95 96 bool hasValidClassId(); 97 refFormAssociatedElement()98 virtual void refFormAssociatedElement() { ref(); } derefFormAssociatedElement()99 virtual void derefFormAssociatedElement() { deref(); } 100 virtual HTMLFormElement* virtualForm() const; 101 102 virtual const AtomicString& formControlName() const; 103 104 AtomicString m_id; 105 String m_classId; 106 bool m_docNamedItem : 1; 107 bool m_useFallbackContent : 1; 108 }; 109 110 } 111 112 #endif 113