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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-07-10 15:24:15 -0500
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-07-10 15:24:15 -0500
commitbd0f3345a938b35ce6a12f6150373b0955b8dd12 (patch)
tree7a520322212d48ebcb9fbe1087e7fca28b76185c /doc/html/sql-overview-update-main-cpp.html
downloadqt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz
qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip
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+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
+<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/doc/sql.doc:47 -->
+<html>
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<title>sql/overview/update/main.cpp Example File</title>
+<style type="text/css"><!--
+fn { margin-left: 1cm; text-indent: -1cm; }
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+a:visited { color: #672967; text-decoration: none }
+body { background: #ffffff; color: black; }
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+<tr bgcolor="#E5E5E5">
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+ <a href="index.html">
+<font color="#004faf">Home</font></a>
+ | <a href="classes.html">
+<font color="#004faf">All&nbsp;Classes</font></a>
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+<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>sql/overview/update/main.cpp Example File</h1>
+
+
+<pre>/****************************************************************************
+** $Id: qt/main.cpp 3.3.8 edited Jan 11 14:37 $
+**
+** Copyright (C) 1992-2007 Trolltech ASA. 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 &lt;<a href="qapplication-h.html">qapplication.h</a>&gt;
+#include &lt;<a href="qsqldatabase-h.html">qsqldatabase.h</a>&gt;
+#include &lt;<a href="qsqlcursor-h.html">qsqlcursor.h</a>&gt;
+#include "../connection.h"
+
+int main( int argc, char *argv[] )
+{
+ <a href="qapplication.html">QApplication</a> app( argc, argv, FALSE );
+
+ if ( createConnections() ) {
+ <a href="qsqlcursor.html">QSqlCursor</a> cur( "prices" );
+ cur.<a href="qsqlcursor.html#select">select</a>( "id=202" );
+ if ( cur.<a href="qsqlquery.html#next">next</a>() ) {
+ <a href="qsqlrecord.html">QSqlRecord</a> *buffer = cur.<a href="qsqlcursor.html#primeUpdate">primeUpdate</a>();
+ double price = buffer-&gt;<a href="qsqlrecord.html#value">value</a>( "price" ).toDouble();
+ double newprice = price * 1.05;
+ buffer-&gt;<a href="qsqlrecord.html#setValue">setValue</a>( "price", newprice );
+ cur.<a href="qsqlcursor.html#update">update</a>();
+ }
+ }
+
+ return 0;
+}
+</pre><!-- eof -->
+<p><address><hr><div align=center>
+<table width=100% cellspacing=0 border=0><tr>
+<td>Copyright &copy; 2007
+<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
+<td align=right><div align=right>Qt 3.3.8</div>
+</table></div></address></body>
+</html>