tagreader-example.html
来自「QT 下载资料仅供参考」· HTML 代码 · 共 160 行
HTML
160 行
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><!-- /home/reggie/tmp/qt-3.0-reggie-5401/qt-x11-commercial-3.0.5/examples/xml/tagreader/tagreader.doc:5 --><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>A tiny SAX2 parser</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>A tiny SAX2 parser</h1> <p> <p> This example presents a small <a href="xml.html#sax2">SAX2</a>reader that outputs the names of all elements in anXML document on the command line. The element names are indented corresponding to their nesting<p> This example is thoroughly explained in a <a href="xml-sax-walkthrough.html">walkthrough.</a><p> <hr><p> Header file:<p> <pre>/****************************************************************************** $Id: qt/structureparser.h 3.0.5 edited Oct 12 2001 $**** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.**** This file is part of an example program for Qt. This example** program may be used, distributed and modified without limitation.*******************************************************************************/#ifndef STRUCTUREPARSER_H#define STRUCTUREPARSER_H#include <<a href="qxml-h.html">qxml.h</a>>class QString;class StructureParser : public <a href="qxmldefaulthandler.html">QXmlDefaultHandler</a>{public: bool startDocument(); bool startElement( const <a href="qstring.html">QString</a>&, const <a href="qstring.html">QString</a>&, const <a href="qstring.html">QString</a>& , const <a href="qxmlattributes.html">QXmlAttributes</a>& ); bool endElement( const <a href="qstring.html">QString</a>&, const <a href="qstring.html">QString</a>&, const <a href="qstring.html">QString</a>& );private: <a href="qstring.html">QString</a> indent;};#endif</pre><p> <hr><p> Implementation:<p> <pre>/****************************************************************************** $Id: qt/structureparser.cpp 3.0.5 edited Oct 12 2001 $**** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.**** This file is part of an example program for Qt. This example** program may be used, distributed and modified without limitation.*******************************************************************************/#include "structureparser.h"#include <stdio.h>#include <<a href="qstring-h.html">qstring.h</a>><a name="x1892"></a>bool StructureParser::<a href="qxmlcontenthandler.html#startDocument">startDocument</a>(){ indent = ""; return TRUE;}<a name="x1893"></a>bool StructureParser::<a href="qxmlcontenthandler.html#startElement">startElement</a>( const <a href="qstring.html">QString</a>&, const <a href="qstring.html">QString</a>&, const <a href="qstring.html">QString</a>& qName, const <a href="qxmlattributes.html">QXmlAttributes</a>& ){ printf( "%s%s\n", (const char*)indent, (const char*)qName ); indent += " "; return TRUE;}<a name="x1891"></a>bool StructureParser::<a href="qxmlcontenthandler.html#endElement">endElement</a>( const <a href="qstring.html">QString</a>&, const <a href="qstring.html">QString</a>&, const <a href="qstring.html">QString</a>& ){ indent.remove( 0, 4 ); return TRUE;}</pre><p> <hr><p> Main:<p> <pre>/****************************************************************************** $Id: qt/tagreader.cpp 3.0.5 edited Oct 12 2001 $**** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.**** This file is part of an example program for Qt. This example** program may be used, distributed and modified without limitation.*******************************************************************************/#include "structureparser.h"#include <<a href="qfile-h.html">qfile.h</a>>#include <<a href="qxml-h.html">qxml.h</a>>#include <<a href="qwindowdefs-h.html">qwindowdefs.h</a>>int main( int argc, char **argv ){ if ( argc < 2 ) { fprintf( stderr, "Usage: %s <xmlfile>\n", argv[0] ); return 1; } for ( int i=1; i < argc; i++ ) { StructureParser handler; <a href="qfile.html">QFile</a> xmlFile( argv[i] ); <a href="qxmlinputsource.html">QXmlInputSource</a> source( &xmlFile ); <a href="qxmlsimplereader.html">QXmlSimpleReader</a> reader;<a name="x1895"></a> reader.<a href="qxmlreader.html#setContentHandler">setContentHandler</a>( &handler );<a name="x1894"></a> reader.<a href="qxmlsimplereader.html#parse">parse</a>( source ); } return 0;}</pre><p>See also <a href="xml-examples.html">Qt XML Examples</a>.<!-- eof --><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
复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?