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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/sql/qeditorfactory.cpp:50 --><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>QEditorFactory 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>QEditorFactory Class Reference</h1><p>The QEditorFactory class is used to create editor widgetsfor QVariant data types.<a href="#details">More...</a><p><tt>#include <<a href="qeditorfactory-h.html">qeditorfactory.h</a>></tt><p>Inherits <a href="qobject.html">QObject</a>.<p>Inherited by <a href="qsqleditorfactory.html">QSqlEditorFactory</a>.<p><a href="qeditorfactory-members.html">List of all member functions.</a><h2>Public Members</h2><ul><li><div class=fn><a href="#QEditorFactory"><b>QEditorFactory</b></a> ( QObject * parent = 0, const char * name = 0 )</div></li><li><div class=fn><a href="#~QEditorFactory"><b>~QEditorFactory</b></a> ()</div></li><li><div class=fn>virtual QWidget * <a href="#createEditor"><b>createEditor</b></a> ( QWidget * parent, const QVariant & v )</div></li></ul><h2>Static Public Members</h2><ul><li><div class=fn>QEditorFactory * <a href="#defaultFactory"><b>defaultFactory</b></a> ()</div></li><li><div class=fn>void <a href="#installDefaultFactory"><b>installDefaultFactory</b></a> ( QEditorFactory * factory )</div></li></ul><hr><a name="details"></a><h2>Detailed Description</h2>The QEditorFactory class is used to create editor widgetsfor <a href="qvariant.html">QVariant</a> data types.<p> Each editor factory provides the <a href="#createEditor">createEditor</a>() function whichgiven a QVariant will create and return a <a href="qwidget.html">QWidget</a> that can editthat QVariant. For example if you have a QVariant::String type,a <a href="qlineedit.html">QLineEdit</a> would be the default editor returned, whereas aQVariant::Int's default editor would be a <a href="qspinbox.html">QSpinBox</a>.<p> If you want to create different editors for fields with the samedata type, subclass QEditorFactory and reimplement the createEditor()function.<p> <p>See also <a href="advanced.html">Advanced Widgets</a>.<hr><h2>Member Function Documentation</h2><h3 class=fn><a name="QEditorFactory"></a>QEditorFactory::QEditorFactory ( <a href="qobject.html">QObject</a> * parent = 0, const char * name = 0 )</h3>Constructs an editor factory with parent <em>parent</em> and name <em>name</em>.<h3 class=fn><a name="~QEditorFactory"></a>QEditorFactory::~QEditorFactory ()</h3>Destroys the object and frees any allocated resources.<h3 class=fn><a href="qwidget.html">QWidget</a> * <a name="createEditor"></a>QEditorFactory::createEditor ( <a href="qwidget.html">QWidget</a> * parent, const <a href="qvariant.html">QVariant</a> & v )<tt> [virtual]</tt></h3>Creates and returns the appropriate editor for the <a href="qvariant.html">QVariant</a> <em>v</em>.If the QVariant is invalid, 0 is returned. The <em>parent</em> is passed tothe appropriate editor's constructor.<p>Reimplemented in <a href="qsqleditorfactory.html#createEditor">QSqlEditorFactory</a>.<h3 class=fn><a href="qeditorfactory.html">QEditorFactory</a> * <a name="defaultFactory"></a>QEditorFactory::defaultFactory ()<tt> [static]</tt></h3>Returns an instance of a default editor factory.<h3 class=fn>void <a name="installDefaultFactory"></a>QEditorFactory::installDefaultFactory ( <a href="qeditorfactory.html">QEditorFactory</a> * factory )<tt> [static]</tt></h3>Replaces the default editor factory with <em>factory</em>.<em>QEditorFactory takes ownership of factory, and destroys it whenit is no longer needed. </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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