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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><!-- /home/reggie/tmp/qt-3.0-reggie-5401/qt-x11-commercial-3.0.5/src/xml/qdom.cpp:3315 --><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>QDomCharacterData Class</title><style type="text/css"><!--h3.fn,span.fn { margin-left: 1cm; text-indent: -1cm; }a:link { color: #004faf; text-decoration: none }a:visited { color: #672967; text-decoration: none }body { background: #ffffff; color: black; }--></style></head><body><table border="0" cellpadding="0" cellspacing="0" width="100%"><tr bgcolor="#E5E5E5"><td valign=center> <a href="index.html"><font color="#004faf">Home</font></a> | <a href="classes.html"><font color="#004faf">All Classes</font></a> | <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> | <a href="annotated.html"><font color="#004faf">Annotated</font></a> | <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> | <a href="functions.html"><font color="#004faf">Functions</font></a></td><td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>QDomCharacterData Class Reference<br><small>[<a href="xml.html">XML module</a>]</small></h1><p>The QDomCharacterData class represents a generic string in the DOM.<a href="#details">More...</a><p><tt>#include <<a href="qdom-h.html">qdom.h</a>></tt><p>Inherits <a href="qdomnode.html">QDomNode</a>.<p>Inherited by <a href="qdomtext.html">QDomText</a> and <a href="qdomcomment.html">QDomComment</a>.<p><a href="qdomcharacterdata-members.html">List of all member functions.</a><h2>Public Members</h2><ul><li><div class=fn><a href="#QDomCharacterData"><b>QDomCharacterData</b></a> ()</div></li><li><div class=fn><a href="#QDomCharacterData-2"><b>QDomCharacterData</b></a> ( const QDomCharacterData & x )</div></li><li><div class=fn>QDomCharacterData & <a href="#operator-eq"><b>operator=</b></a> ( const QDomCharacterData & x )</div></li><li><div class=fn><a href="#~QDomCharacterData"><b>~QDomCharacterData</b></a> ()</div></li><li><div class=fn>virtual QString <a href="#substringData"><b>substringData</b></a> ( unsigned long offset, unsigned long count )</div></li><li><div class=fn>virtual void <a href="#appendData"><b>appendData</b></a> ( const QString & arg )</div></li><li><div class=fn>virtual void <a href="#insertData"><b>insertData</b></a> ( unsigned long offset, const QString & arg )</div></li><li><div class=fn>virtual void <a href="#deleteData"><b>deleteData</b></a> ( unsigned long offset, unsigned long count )</div></li><li><div class=fn>virtual void <a href="#replaceData"><b>replaceData</b></a> ( unsigned long offset, unsigned long count, const QString & arg )</div></li><li><div class=fn>virtual uint <a href="#length"><b>length</b></a> () const</div></li><li><div class=fn>virtual QString <a href="#data"><b>data</b></a> () const</div></li><li><div class=fn>virtual void <a href="#setData"><b>setData</b></a> ( const QString & v )</div></li><li><div class=fn>virtual QDomNode::NodeType <a href="#nodeType"><b>nodeType</b></a> () const</div></li><li><div class=fn>virtual bool <a href="#isCharacterData"><b>isCharacterData</b></a> () const</div></li></ul><hr><a name="details"></a><h2>Detailed Description</h2>The QDomCharacterData class represents a generic string in the DOM.<p> <p> Character data as used in XML specifies a generic data string.More specialized versions of this class are <a href="qdomtext.html">QDomText</a>, <a href="qdomcomment.html">QDomComment</a>and <a href="qdomcdatasection.html">QDomCDATASection</a>.<p> The data string is set with <a href="#setData">setData</a>() and retrieved with <a href="#data">data</a>(). You canretrieve a portion of the data string using <a href="#substringData">substringData</a>(). Extra datacan be appended with <a href="#appendData">appendData</a>(), or inserted with <a href="#insertData">insertData</a>(). Portionsof the data string can be deleted with <a href="#deleteData">deleteData</a>() or replaced with<a href="#replaceData">replaceData</a>(). The length of the data string is returned by <a href="#length">length</a>().<p> The node type of the node containing this character data is returned by<a href="#nodeType">nodeType</a>().<p> <p>See also <a href="qdomtext.html">QDomText</a>, <a href="qdomcomment.html">QDomComment</a>, <a href="qdomcdatasection.html">QDomCDATASection</a> and <a href="xml-tools.html">XML</a>.<hr><h2>Member Function Documentation</h2><h3 class=fn><a name="QDomCharacterData"></a>QDomCharacterData::QDomCharacterData ()</h3>Constructs an empty character data object.<h3 class=fn><a name="QDomCharacterData-2"></a>QDomCharacterData::QDomCharacterData ( const <a href="qdomcharacterdata.html">QDomCharacterData</a> & x )</h3>Constructs a copy of <em>x</em>.<p> The data of the copy is shared (shallow copy): modifying one node will alsochange the other. If you want to make a <a href="shclass.html#deep-copy">deep copy</a>, use <a href="qdomnode.html#cloneNode">cloneNode</a>().<h3 class=fn><a name="~QDomCharacterData"></a>QDomCharacterData::~QDomCharacterData ()</h3>Destroys the object and frees its resources.<h3 class=fn>void <a name="appendData"></a>QDomCharacterData::appendData ( const <a href="qstring.html">QString</a> & arg )<tt> [virtual]</tt></h3>Appends the string <em>arg</em>, to the stored string.<h3 class=fn><a href="qstring.html">QString</a> <a name="data"></a>QDomCharacterData::data () const<tt> [virtual]</tt></h3>Returns the string stored in this object.<p> If the node is a null node, it will return a null string.<h3 class=fn>void <a name="deleteData"></a>QDomCharacterData::deleteData ( unsigned long offset, unsigned long count )<tt> [virtual]</tt></h3>Deletes a substring of length <em>count</em> from position <em>offset</em>.<h3 class=fn>void <a name="insertData"></a>QDomCharacterData::insertData ( unsigned long offset, const <a href="qstring.html">QString</a> & arg )<tt> [virtual]</tt></h3>Inserts the string <em>arg</em> into the stored string at position <em>offset</em>.<h3 class=fn>bool <a name="isCharacterData"></a>QDomCharacterData::isCharacterData () const<tt> [virtual]</tt></h3>Returns TRUE.<p>Reimplemented from <a href="qdomnode.html#isCharacterData">QDomNode</a>.<h3 class=fn>uint <a name="length"></a>QDomCharacterData::length () const<tt> [virtual]</tt></h3>Returns the length of the stored string.<h3 class=fn><a href="qdomnode.html#NodeType-enum">QDomNode::NodeType</a> <a name="nodeType"></a>QDomCharacterData::nodeType () const<tt> [virtual]</tt></h3>Returns the type of node this object refers to (i.e. <a href="qdomnode.html#NodeType-enum">TextNode</a>,<a href="qdomnode.html#NodeType-enum">CDATASectionNode</a>, <a href="qdomnode.html#NodeType-enum">CommentNode</a> or <a href="qdomnode.html#NodeType-enum">CharacterDataNode</a>). For a null node<a href="qdomnode.html#NodeType-enum">CharacterDataNode</a> is returned.<p>Reimplemented from <a href="qdomnode.html#nodeType">QDomNode</a>.<p>Reimplemented in <a href="qdomtext.html#nodeType">QDomText</a> and <a href="qdomcomment.html#nodeType">QDomComment</a>.<h3 class=fn><a href="qdomcharacterdata.html">QDomCharacterData</a> & <a name="operator-eq"></a>QDomCharacterData::operator= ( const <a href="qdomcharacterdata.html">QDomCharacterData</a> & x )</h3>Assigns <em>x</em> to this character data.<p> The data of the copy is shared (shallow copy): modifying one node will alsochange the other. If you want to make a <a href="shclass.html#deep-copy">deep copy</a>, use <a href="qdomnode.html#cloneNode">cloneNode</a>().<h3 class=fn>void <a name="replaceData"></a>QDomCharacterData::replaceData ( unsigned long offset, unsigned long count, const <a href="qstring.html">QString</a> & arg )<tt> [virtual]</tt></h3>Replaces the substring of length <em>count</em> starting at position <em>offset</em>with the string <em>arg</em>.<h3 class=fn>void <a name="setData"></a>QDomCharacterData::setData ( const <a href="qstring.html">QString</a> & v )<tt> [virtual]</tt></h3>Sets the string of this object to <em>v</em>.<h3 class=fn><a href="qstring.html">QString</a> <a name="substringData"></a>QDomCharacterData::substringData ( unsigned long offset, unsigned long count )<tt> [virtual]</tt></h3>Returns the substring of length <em>count</em> from position <em>offset</em>.<!-- eof --><hr><p>This file is part of the <a href="index.html">Qt toolkit</a>.Copyright © 1995-2002<a href="http://www.trolltech.com/">Trolltech</a>. All Rights Reserved.<p><address><hr><div align=center><table width=100% cellspacing=0 border=0><tr><td>Copyright © 2002 <a href="http://www.trolltech.com">Trolltech</a><td><a href="http://www.trolltech.com/trademarks.html">Trademarks</a><td align=right><div align=right>Qt version 3.0.5</div></table></div></address></body></html>⌨️ 快捷键说明
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