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Side by Side Diff: Source/core/dom/Element.h

Issue 182583002: Revert of Add template parameter to ElementTraversal to iterate over Elements of a specific type (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 6 years, 10 months ago
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1 /* 1 /*
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) 3 * (C) 1999 Antti Koivisto (koivisto@kde.org)
4 * (C) 2001 Peter Kelly (pmk@post.com) 4 * (C) 2001 Peter Kelly (pmk@post.com)
5 * (C) 2001 Dirk Mueller (mueller@kde.org) 5 * (C) 2001 Dirk Mueller (mueller@kde.org)
6 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2013 Appl e Inc. All rights reserved. 6 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2013 Appl e Inc. All rights reserved.
7 * 7 *
8 * This library is free software; you can redistribute it and/or 8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public 9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either 10 * License as published by the Free Software Foundation; either
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666 bool isJavaScriptURLAttribute(const Attribute&) const; 666 bool isJavaScriptURLAttribute(const Attribute&) const;
667 667
668 RefPtr<ElementData> m_elementData; 668 RefPtr<ElementData> m_elementData;
669 }; 669 };
670 670
671 DEFINE_NODE_TYPE_CASTS(Element, isElementNode()); 671 DEFINE_NODE_TYPE_CASTS(Element, isElementNode());
672 template <typename T> bool isElementOfType(const Element&); 672 template <typename T> bool isElementOfType(const Element&);
673 template <typename T> inline bool isElementOfType(const Node& node) { return nod e.isElementNode() && isElementOfType<const T>(toElement(node)); } 673 template <typename T> inline bool isElementOfType(const Node& node) { return nod e.isElementNode() && isElementOfType<const T>(toElement(node)); }
674 template <> inline bool isElementOfType<const Element>(const Element&) { return true; } 674 template <> inline bool isElementOfType<const Element>(const Element&) { return true; }
675 675
676 // Type casting.
677 template<typename T> inline T& toElement(Node& node)
678 {
679 ASSERT_WITH_SECURITY_IMPLICATION(isElementOfType<const T>(node));
680 return static_cast<T&>(node);
681 }
682 template<typename T> inline T* toElement(Node* node)
683 {
684 ASSERT_WITH_SECURITY_IMPLICATION(!node || isElementOfType<const T>(*node));
685 return static_cast<T*>(node);
686 }
687 template<typename T> inline const T& toElement(const Node& node)
688 {
689 ASSERT_WITH_SECURITY_IMPLICATION(isElementOfType<const T>(node));
690 return static_cast<const T&>(node);
691 }
692 template<typename T> inline const T* toElement(const Node* node)
693 {
694 ASSERT_WITH_SECURITY_IMPLICATION(!node || isElementOfType<const T>(*node));
695 return static_cast<const T*>(node);
696 }
697 template<typename T, typename U> inline T* toElement(const RefPtr<U>& node) { re turn toElement<T>(node.get()); }
698
699 inline bool isDisabledFormControl(const Node* node) 676 inline bool isDisabledFormControl(const Node* node)
700 { 677 {
701 return node->isElementNode() && toElement(node)->isDisabledFormControl(); 678 return node->isElementNode() && toElement(node)->isDisabledFormControl();
702 } 679 }
703 680
704 inline bool Node::hasTagName(const QualifiedName& name) const 681 inline bool Node::hasTagName(const QualifiedName& name) const
705 { 682 {
706 return isElementNode() && toElement(this)->hasTagName(name); 683 return isElementNode() && toElement(this)->hasTagName(name);
707 } 684 }
708 685
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882 } 859 }
883 860
884 inline bool isShadowHost(const Element* element) 861 inline bool isShadowHost(const Element* element)
885 { 862 {
886 return element && element->shadow(); 863 return element && element->shadow();
887 } 864 }
888 865
889 } // namespace 866 } // namespace
890 867
891 #endif 868 #endif
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