<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <!-- /tmp/qt-4.2.1-harald-1161357942206/qt-x11-opensource-src-4.2.1/src/gui/styles/qstyleoption.cpp --> <head> <title>Qt 4.2: QStyleOptionViewItemV2 Class Reference</title> <link href="classic.css" rel="stylesheet" type="text/css" /> </head> <body> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td align="left" valign="top" width="32"><a href="http://www.trolltech.com/products/qt"><img src="images/qt-logo.png" align="left" width="32" height="32" border="0" /></a></td> <td width="1"> </td><td class="postheader" 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="groups.html"><font color="#004faf">Grouped Classes</font></a> · <a href="modules.html"><font color="#004faf">Modules</font></a> · <a href="functions.html"><font color="#004faf">Functions</font></a></td> <td align="right" valign="top" width="230"><a href="http://www.trolltech.com"><img src="images/trolltech-logo.png" align="right" width="203" height="32" border="0" /></a></td></tr></table><h1 align="center">QStyleOptionViewItemV2 Class Reference<br /><sup><sup>[<a href="qtgui.html">QtGui</a> module]</sup></sup></h1> <p>The QStyleOptionViewItemV2 class is used to describe the parameters necessary for drawing a frame in Qt 4.2 or above. <a href="#details">More...</a></p> <pre> #include <QStyleOptionViewItemV2></pre><p>Inherits <a href="qstyleoptionviewitem.html">QStyleOptionViewItem</a>.</p> <p>This class was introduced in Qt 4.2.</p> <ul> <li><a href="qstyleoptionviewitemv2-members.html">List of all members, including inherited members</a></li> </ul> <a name="public-types"></a> <h3>Public Types</h3> <ul> <li><div class="fn"/>enum <b><a href="qstyleoptionviewitemv2.html#StyleOptionVersion-enum">StyleOptionVersion</a></b> { Version }</li> <li><div class="fn"/>enum <b><a href="qstyleoptionviewitemv2.html#ViewItemFeature-enum">ViewItemFeature</a></b> { None, WrapText, Alternate }</li> <li><div class="fn"/>flags <b><a href="qstyleoptionviewitemv2.html#ViewItemFeature-enum">ViewItemFeatures</a></b></li> </ul> <a name="public-functions"></a> <h3>Public Functions</h3> <ul> <li><div class="fn"/><b><a href="qstyleoptionviewitemv2.html#QStyleOptionViewItemV2">QStyleOptionViewItemV2</a></b> ()</li> <li><div class="fn"/><b><a href="qstyleoptionviewitemv2.html#QStyleOptionViewItemV2-2">QStyleOptionViewItemV2</a></b> ( const QStyleOptionViewItemV2 & <i>other</i> )</li> <li><div class="fn"/><b><a href="qstyleoptionviewitemv2.html#QStyleOptionViewItemV2-3">QStyleOptionViewItemV2</a></b> ( const QStyleOptionViewItem & <i>other</i> )</li> <li><div class="fn"/>QStyleOptionViewItemV2 & <b><a href="qstyleoptionviewitemv2.html#operator-eq">operator=</a></b> ( const QStyleOptionViewItem & <i>other</i> )</li> </ul> <ul> <li><div class="fn"/>2 public functions inherited from <a href="qstyleoption.html#public-functions">QStyleOption</a></li> </ul> <a name="public-variables"></a> <h3>Public Variables</h3> <ul> <li><div class="fn"/>ViewItemFeatures <b><a href="qstyleoptionviewitemv2.html#features-var">features</a></b></li> </ul> <ul> <li><div class="fn"/>7 public variables inherited from <a href="qstyleoptionviewitem.html#public-variables">QStyleOptionViewItem</a></li> <li><div class="fn"/>7 public variables inherited from <a href="qstyleoption.html#public-variables">QStyleOption</a></li> </ul> <a name="details"></a> <hr /> <h2>Detailed Description</h2> <p>The QStyleOptionViewItemV2 class is used to describe the parameters necessary for drawing a frame in Qt 4.2 or above.</p> <p>QStyleOptionViewItemV2 inherits <a href="qstyleoptionviewitem.html">QStyleOptionViewItem</a>.</p> <p>An instance of the QStyleOptionViewItemV2 class has <a href="qstyleoption.html#type-varx">type</a> <a href="qstyleoption.html#OptionType-enum">SO_ViewItem</a> and <a href="qstyleoption.html#version-var">version</a> 2. The type is used internally by <a href="qstyleoption.html">QStyleOption</a>, its subclasses, and <a href="qstyleoption.html#qstyleoption_cast">qstyleoption_cast</a>() to determine the type of style option. In general you do not need to worry about this unless you want to create your own <a href="qstyleoption.html">QStyleOption</a> subclass and your own styles. The version is used by <a href="qstyleoption.html">QStyleOption</a> subclasses to implement extensions without breaking compatibility. If you use <a href="qstyleoption.html#qstyleoption_cast">qstyleoption_cast</a>(), you normally don't need to check it.</p> <p>See <a href="qstyleoptionframev2.html">QStyleOptionFrameV2</a>'s detailed description for a discussion of how to handle "V2" classes.</p> <p>See also <a href="qstyleoptionviewitem.html">QStyleOptionViewItem</a> and <a href="qstyleoption.html">QStyleOption</a>.</p> <hr /> <h2>Member Type Documentation</h2> <h3 class="fn"><a name="StyleOptionVersion-enum"></a>enum QStyleOptionViewItemV2::StyleOptionVersion</h3> <p>This enum is used to hold information about the version of the style option, and is defined for each <a href="qstyleoption.html">QStyleOption</a> subclass.</p> <p><table border="1" cellpadding="2" cellspacing="1" width="100%"> <tr><th width="25%">Constant</th><th width="15%">Value</th><th width="60%">Description</th></tr> <tr><td valign="top"><tt>QStyleOptionViewItemV2::Version</tt></td><td align="center" valign="top"><tt>2</tt></td><td valign="top">2</td></tr> </table></p> <p>The version is used by <a href="qstyleoption.html">QStyleOption</a> subclasses to implement extensions without breaking compatibility. If you use <a href="qstyleoption.html#qstyleoption_cast">qstyleoption_cast</a>(), you normally don't need to check it.</p> <p>See also <a href="qstyleoptionviewitem.html#StyleOptionType-enum">StyleOptionType</a>.</p> <h3 class="flags"><a name="ViewItemFeature-enum"></a>enum QStyleOptionViewItemV2::ViewItemFeature<br />flags QStyleOptionViewItemV2::ViewItemFeatures</h3> <p>This enum describles the different types of features an item can have.</p> <p><table border="1" cellpadding="2" cellspacing="1" width="100%"> <tr><th width="25%">Constant</th><th width="15%">Value</th><th width="60%">Description</th></tr> <tr><td valign="top"><tt>QStyleOptionViewItemV2::None</tt></td><td align="center" valign="top"><tt>0x00</tt></td><td valign="top">Indicates a normal item.</td></tr> <tr><td valign="top"><tt>QStyleOptionViewItemV2::WrapText</tt></td><td align="center" valign="top"><tt>0x01</tt></td><td valign="top">Indicates an item with wrapped text.</td></tr> <tr><td valign="top"><tt>QStyleOptionViewItemV2::Alternate</tt></td><td align="center" valign="top"><tt>0x02</tt></td><td valign="top">Indicates that the item's background is rendered using alternateBase.</td></tr> </table></p> <p>The ViewItemFeatures type is a typedef for <a href="qflags.html">QFlags</a><ViewItemFeature>. It stores an OR combination of ViewItemFeature values.</p> <hr /> <h2>Member Function Documentation</h2> <h3 class="fn"><a name="QStyleOptionViewItemV2"></a>QStyleOptionViewItemV2::QStyleOptionViewItemV2 ()</h3> <p>Constructs a <a href="qstyleoptionviewitemv2.html">QStyleOptionViewItemV2</a> object.</p> <h3 class="fn"><a name="QStyleOptionViewItemV2-2"></a>QStyleOptionViewItemV2::QStyleOptionViewItemV2 ( const QStyleOptionViewItemV2 & <i>other</i> )</h3> <p>Constructs a copy of <i>other</i>.</p> <h3 class="fn"><a name="QStyleOptionViewItemV2-3"></a>QStyleOptionViewItemV2::QStyleOptionViewItemV2 ( const <a href="qstyleoptionviewitem.html">QStyleOptionViewItem</a> & <i>other</i> )</h3> <p>Constructs a <a href="qstyleoptionviewitemv2.html">QStyleOptionViewItemV2</a> copy of the <i>other</i> style option which can be either of the <a href="qstyleoptionviewitemv2.html">QStyleOptionViewItemV2</a> or <a href="qstyleoptionviewitem.html">QStyleOptionViewItem</a> types.</p> <p>If the <i>other</i> style option's version is 1, the new style option's <a href="qstyleoptionviewitemv2.html#ViewItemFeature-enum">ViewItemFeature</a> value is set to <a href="qstyleoptionviewitemv2.html#ViewItemFeature-enum">QStyleOptionViewItemV2::None</a>. If its version is 2, its <a href="qstyleoptionviewitemv2.html#ViewItemFeature-enum">ViewItemFeature</a> value is simply copied to the new style option.</p> <p>See also <a href="qstyleoption.html#version-var">version</a>.</p> <h3 class="fn"><a name="operator-eq"></a>QStyleOptionViewItemV2 & QStyleOptionViewItemV2::operator= ( const <a href="qstyleoptionviewitem.html">QStyleOptionViewItem</a> & <i>other</i> )</h3> <p>Assigns the <i>other</i> style option to this style option. The <i>other</i> style option can be either of the <a href="qstyleoptionviewitemv2.html">QStyleOptionViewItemV2</a> or <a href="qstyleoptionviewitem.html">QStyleOptionViewItem</a> types.</p> <p>If the <i>other</i> style option's version is 1, this style option's <a href="qstyleoptionviewitemv2.html#ViewItemFeature-enum">ViewItemFeature</a> value is set to <a href="qstyleoptionviewitemv2.html#ViewItemFeature-enum">QStyleOptionViewItemV2::None</a>. If its version is 2, its <a href="qstyleoptionviewitemv2.html#ViewItemFeature-enum">ViewItemFeature</a> value is simply copied to this style option.</p> <hr /> <h2>Member Variable Documentation</h2> <h3 class="fn"><a name="features-var"></a><a href="qstyleoptionviewitemv2.html#ViewItemFeature-enum">ViewItemFeatures</a> QStyleOptionViewItemV2::features</h3> <p>This variable holds a bitwise OR of the features that describe this view item.</p> <p>See also <a href="qstyleoptionviewitemv2.html#ViewItemFeature-enum">ViewItemFeature</a>.</p> <p /><address><hr /><div align="center"> <table width="100%" cellspacing="0" border="0"><tr class="address"> <td width="30%">Copyright © 2006 <a href="trolltech.html">Trolltech</a></td> <td width="40%" align="center"><a href="trademarks.html">Trademarks</a></td> <td width="30%" align="right"><div align="right">Qt 4.2.1</div></td> </tr></table></div></address></body> </html>