2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * (C) 1999 Antti Koivisto (koivisto@kde.org)
4 * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Apple Inc. All rights reserved.
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.
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.
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.
23 #ifndef CharacterData_h
24 #define CharacterData_h
26 #include "core/dom/Node.h"
27 #include "wtf/text/WTFString.h"
33 class CharacterData : public Node {
36 const String& data() const { return m_data; }
37 void setData(const String&);
38 unsigned length() const { return m_data.length(); }
39 String substringData(unsigned offset, unsigned count, ExceptionState&);
40 void appendData(const String&);
41 void replaceData(unsigned offset, unsigned count, const String&, ExceptionState&);
43 enum RecalcStyleBehavior { DoNotRecalcStyle, DeprecatedRecalcStyleImmediatlelyForEditing };
44 void insertData(unsigned offset, const String&, ExceptionState&, RecalcStyleBehavior = DoNotRecalcStyle);
45 void deleteData(unsigned offset, unsigned count, ExceptionState&, RecalcStyleBehavior = DoNotRecalcStyle);
47 bool containsOnlyWhitespace() const;
49 StringImpl* dataImpl() { return m_data.impl(); }
51 void parserAppendData(const String&);
54 CharacterData(TreeScope& treeScope, const String& text, ConstructionType type)
55 : Node(&treeScope, type)
56 , m_data(!text.isNull() ? text : emptyString())
58 ASSERT(type == CreateOther || type == CreateText || type == CreateEditingText);
59 ScriptWrappable::init(this);
62 void setDataWithoutUpdate(const String& data)
64 ASSERT(!data.isNull());
67 void didModifyData(const String& oldValue);
72 virtual String nodeValue() const OVERRIDE FINAL;
73 virtual void setNodeValue(const String&) OVERRIDE FINAL;
74 virtual bool isCharacterDataNode() const OVERRIDE FINAL { return true; }
75 virtual int maxCharacterOffset() const OVERRIDE FINAL;
76 virtual bool offsetInCharacters() const OVERRIDE FINAL;
77 void setDataAndUpdate(const String&, unsigned offsetOfReplacedData, unsigned oldLength, unsigned newLength, RecalcStyleBehavior = DoNotRecalcStyle);
79 bool isContainerNode() const WTF_DELETED_FUNCTION; // This will catch anyone doing an unnecessary check.
80 bool isElementNode() const WTF_DELETED_FUNCTION; // This will catch anyone doing an unnecessary check.
83 DEFINE_NODE_TYPE_CASTS(CharacterData, isCharacterDataNode());
87 #endif // CharacterData_h