author | Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com> |
Fri, 08 May 2009 08:25:06 +0300 | |
changeset 8 | 7c90e6132015 |
parent 0 | dd21522fd290 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
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* (C) 1999 Antti Koivisto (koivisto@kde.org) |
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* (C) 2001 Peter Kelly (pmk@post.com) |
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* (C) 2001 Dirk Mueller (mueller@kde.org) |
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* Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved. |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public License |
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* along with this library; see the file COPYING.LIB. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
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* Boston, MA 02110-1301, USA. |
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*/ |
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#include "config.h" |
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#include "Attr.h" |
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#include "Document.h" |
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#include "Element.h" |
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#include "ExceptionCode.h" |
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#include "Text.h" |
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namespace WebCore { |
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Attr::Attr(Element* element, Document* docPtr, Attribute* a) |
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: ContainerNode(docPtr), |
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m_element(element), |
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m_attribute(a), |
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m_ignoreChildrenChanged(0) |
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{ |
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ASSERT(!m_attribute->attr()); |
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m_attribute->m_impl = this; |
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m_attrWasSpecifiedOrElementHasRareData = true; |
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} |
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Attr::~Attr() |
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{ |
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ASSERT(m_attribute->attr() == this); |
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m_attribute->m_impl = 0; |
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} |
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void Attr::createTextChild() |
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{ |
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ASSERT(refCount()); |
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if (!m_attribute->value().isEmpty()) { |
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RefPtr<Text> textNode = document()->createTextNode(m_attribute->value().impl()); |
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// This does everything appendChild() would do in this situation (assuming m_ignoreChildrenChanged was set), |
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// but much more efficiently. |
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textNode->setParent(this); |
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setFirstChild(textNode.get()); |
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setLastChild(textNode.get()); |
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} |
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} |
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String Attr::nodeName() const |
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{ |
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return name(); |
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} |
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Node::NodeType Attr::nodeType() const |
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{ |
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return ATTRIBUTE_NODE; |
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} |
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const AtomicString& Attr::localName() const |
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{ |
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return m_attribute->localName(); |
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} |
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const AtomicString& Attr::namespaceURI() const |
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{ |
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return m_attribute->namespaceURI(); |
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} |
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const AtomicString& Attr::prefix() const |
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{ |
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return m_attribute->prefix(); |
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} |
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void Attr::setPrefix(const AtomicString &_prefix, ExceptionCode& ec) |
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{ |
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checkSetPrefix(_prefix, ec); |
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if (ec) |
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return; |
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m_attribute->setPrefix(_prefix); |
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} |
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String Attr::nodeValue() const |
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{ |
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return value(); |
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} |
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void Attr::setValue( const String& v, ExceptionCode& ec) |
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{ |
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ec = 0; |
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// do not interprete entities in the string, its literal! |
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// NO_MODIFICATION_ALLOWED_ERR: Raised when the node is readonly |
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if (isReadOnlyNode()) { |
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ec = NO_MODIFICATION_ALLOWED_ERR; |
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return; |
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} |
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|
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int e = 0; |
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m_ignoreChildrenChanged++; |
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removeChildren(); |
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appendChild(document()->createTextNode(v.impl()), e); |
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m_ignoreChildrenChanged--; |
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120 |
|
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m_attribute->setValue(v.impl()); |
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if (m_element) |
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m_element->attributeChanged(m_attribute.get()); |
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} |
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125 |
|
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void Attr::setNodeValue(const String& v, ExceptionCode& ec) |
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127 |
{ |
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// NO_MODIFICATION_ALLOWED_ERR: taken care of by setValue() |
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setValue(v, ec); |
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} |
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131 |
|
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PassRefPtr<Node> Attr::cloneNode(bool /*deep*/) |
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{ |
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RefPtr<Attr> clone = new Attr(0, document(), m_attribute->clone()); |
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cloneChildNodes(clone.get()); |
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return clone.release(); |
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} |
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138 |
|
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// DOM Section 1.1.1 |
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bool Attr::childTypeAllowed(NodeType type) |
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{ |
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switch (type) { |
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case TEXT_NODE: |
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case ENTITY_REFERENCE_NODE: |
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return true; |
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default: |
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return false; |
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} |
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} |
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|
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void Attr::childrenChanged() |
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{ |
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Node::childrenChanged(); |
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|
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if (m_ignoreChildrenChanged > 0) |
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return; |
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157 |
|
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// FIXME: We should include entity references in the value |
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|
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String val = ""; |
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for (Node *n = firstChild(); n; n = n->nextSibling()) { |
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if (n->isTextNode()) |
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val += static_cast<Text *>(n)->data(); |
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} |
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|
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m_attribute->setValue(val.impl()); |
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if (m_element) |
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m_element->attributeChanged(m_attribute.get()); |
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} |
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|
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String Attr::toString() const |
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{ |
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String result; |
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174 |
|
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result += nodeName(); |
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176 |
|
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// FIXME: substitute entities for any instances of " or ' -- |
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// maybe easier to just use text value and ignore existing |
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// entity refs? |
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180 |
|
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if (firstChild() != NULL) { |
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result += "=\""; |
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183 |
|
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for (Node *child = firstChild(); child != NULL; child = child->nextSibling()) { |
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result += child->toString(); |
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186 |
} |
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187 |
|
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result += "\""; |
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189 |
} |
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190 |
|
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191 |
return result; |
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192 |
} |
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193 |
|
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194 |
} |