• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
4  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 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 Text_h
24 #define Text_h
25 
26 #include "CharacterData.h"
27 
28 namespace WebCore {
29 
30 const unsigned cTextNodeLengthLimit = 1 << 16;
31 
32 class Text : public CharacterData {
33 public:
34     Text(Document *impl, const String &_text);
35     Text(Document *impl);
36     virtual ~Text();
37 
38     // DOM methods & attributes for CharacterData
39 
40     PassRefPtr<Text> splitText(unsigned offset, ExceptionCode&);
41 
42     // DOM Level 3: http://www.w3.org/TR/DOM-Level-3-Core/core.html#ID-1312295772
43     String wholeText() const;
44     PassRefPtr<Text> replaceWholeText(const String&, ExceptionCode&);
45 
46     // DOM methods overridden from parent classes
47 
48     virtual String nodeName() const;
49     virtual NodeType nodeType() const;
50     virtual PassRefPtr<Node> cloneNode(bool deep);
51 
52     // Other methods (not part of DOM)
53 
54     virtual void attach();
55     virtual bool rendererIsNeeded(RenderStyle*);
56     virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
57     virtual void recalcStyle(StyleChange = NoChange);
58     virtual bool childTypeAllowed(NodeType);
59 
60     static PassRefPtr<Text> createWithLengthLimit(Document*, const String&, unsigned& charsLeft, unsigned maxChars = cTextNodeLengthLimit);
61 
62 #ifndef NDEBUG
63     virtual void formatForDebugger(char* buffer, unsigned length) const;
64 #endif
65 
66 protected:
67     virtual PassRefPtr<Text> createNew(PassRefPtr<StringImpl>);
68 };
69 
70 } // namespace WebCore
71 
72 #endif // Text_h
73