webengine/osswebengine/WebCore/dom/CharacterData.h
changeset 0 dd21522fd290
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebCore/dom/CharacterData.h	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,85 @@
+/*
+ * This file is part of the DOM implementation for KDE.
+ *
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ * Copyright (C) 2003 Apple Computer, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef CharacterData_h
+#define CharacterData_h
+
+#include "EventTargetNode.h"
+
+namespace WebCore {
+
+class CharacterData : public EventTargetNode {
+public:
+    CharacterData(Document*, const String& text);
+    CharacterData(Document*);
+    virtual ~CharacterData();
+
+    // DOM methods & attributes for CharacterData
+
+    String data() const { return str; }
+    void setData(const String&, ExceptionCode&);
+    unsigned length() const { return str->length(); }
+    String substringData(unsigned offset, unsigned count, ExceptionCode&);
+    void appendData(const String&, ExceptionCode&);
+    void insertData(unsigned offset, const String&, ExceptionCode&);
+    void deleteData(unsigned offset, unsigned count, ExceptionCode&);
+    void replaceData(unsigned offset, unsigned count, const String &arg, ExceptionCode&);
+
+    bool containsOnlyWhitespace() const;
+    bool containsOnlyWhitespace(unsigned from, unsigned len) const;
+    
+    // DOM methods overridden from  parent classes
+
+    virtual String nodeValue() const;
+    virtual void setNodeValue(const String&, ExceptionCode&);
+    virtual bool isCharacterDataNode() const { return true; }
+    
+    // Other methods (not part of DOM)
+
+    StringImpl* string() { return str; }
+    virtual void checkCharDataOperation(unsigned offset, ExceptionCode&);
+
+    virtual int maxOffset() const;
+    virtual int caretMinOffset() const;
+    virtual int caretMaxOffset() const;
+    virtual unsigned caretMaxRenderedOffset() const;
+    virtual bool offsetInCharacters() const;
+    virtual bool rendererIsNeeded(RenderStyle*);
+    
+#ifndef NDEBUG
+    virtual void dump(TextStream*, DeprecatedString ind = "") const;
+#endif
+
+protected:
+    // note: since DOMStrings are shared, str should always be copied when making
+    // a change or returning a string
+    StringImpl* str;
+
+    void dispatchModifiedEvent(StringImpl* prevValue);
+};
+
+} // namespace WebCore
+
+#endif // CharacterData_h
+