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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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* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Apple Inc. All rights reserved.
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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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* 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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* 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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#ifndef CharacterData_h
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#define CharacterData_h
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#include <wtf/text/WTFString.h>
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class CharacterData : public Node {
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String data() const { return m_data; }
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void setData(const String&, ExceptionCode&);
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unsigned length() const { return m_data.length(); }
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String substringData(unsigned offset, unsigned count, ExceptionCode&);
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void appendData(const String&, ExceptionCode&);
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void insertData(unsigned offset, const String&, ExceptionCode&);
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void deleteData(unsigned offset, unsigned count, ExceptionCode&);
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void replaceData(unsigned offset, unsigned count, const String&, ExceptionCode&);
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bool containsOnlyWhitespace() const;
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StringImpl* dataImpl() { return m_data.impl(); }
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// Like appendData, but optimized for the parser (e.g., no mutation events).
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// Returns how much could be added before length limit was met.
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unsigned parserAppendData(const String& string, unsigned offset, unsigned lengthLimit);
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virtual void reportMemoryUsage(MemoryObjectInfo*) const;
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CharacterData(Document* document, const String& text, ConstructionType type)
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: Node(document, type)
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, m_data(!text.isNull() ? text : emptyString())
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ASSERT(type == CreateOther || type == CreateText || type == CreateEditingText);
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void setDataWithoutUpdate(const String& data)
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ASSERT(!data.isNull());
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void dispatchModifiedEvent(const String& oldValue);
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virtual String nodeValue() const;
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virtual void setNodeValue(const String&, ExceptionCode&);
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virtual bool isCharacterDataNode() const { return true; }
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virtual int maxCharacterOffset() const;
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virtual bool offsetInCharacters() const;
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void setDataAndUpdate(const String&, unsigned offsetOfReplacedData, unsigned oldLength, unsigned newLength);
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void checkCharDataOperation(unsigned offset, ExceptionCode&);
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} // namespace WebCore
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#endif // CharacterData_h