<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en_US" lang="en_US"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- q3hbox.cpp --> <title>Qt 4.8: Q3HBox Class Reference</title> <link rel="stylesheet" type="text/css" href="style/style.css" /> <script src="scripts/jquery.js" type="text/javascript"></script> <script src="scripts/functions.js" type="text/javascript"></script> <link rel="stylesheet" type="text/css" href="style/superfish.css" /> <link rel="stylesheet" type="text/css" href="style/narrow.css" /> <!--[if IE]> <meta name="MSSmartTagsPreventParsing" content="true"> <meta http-equiv="imagetoolbar" content="no"> <![endif]--> <!--[if lt IE 7]> <link rel="stylesheet" type="text/css" href="style/style_ie6.css"> <![endif]--> <!--[if IE 7]> <link rel="stylesheet" type="text/css" href="style/style_ie7.css"> <![endif]--> <!--[if IE 8]> <link rel="stylesheet" type="text/css" href="style/style_ie8.css"> <![endif]--> <script src="scripts/superfish.js" type="text/javascript"></script> <script src="scripts/narrow.js" type="text/javascript"></script> </head> <body class="" onload="CheckEmptyAndLoadList();"> <div class="header" id="qtdocheader"> <div class="content"> <div id="nav-logo"> <a href="index.html">Home</a></div> <a href="index.html" class="qtref"><span>Qt Reference Documentation</span></a> <div id="narrowsearch"></div> <div id="nav-topright"> <ul> <li class="nav-topright-home"><a href="http://qt.digia.com/">Qt HOME</a></li> <li class="nav-topright-dev"><a href="http://qt-project.org/">DEV</a></li> <li class="nav-topright-doc nav-topright-doc-active"><a href="http://qt-project.org/doc/"> DOC</a></li> <li class="nav-topright-blog"><a href="http://blog.qt.digia.com/">BLOG</a></li> </ul> </div> <div id="shortCut"> <ul> <li class="shortCut-topleft-inactive"><span><a href="index.html">Qt 4.8</a></span></li> <li class="shortCut-topleft-active"><a href="http://qt-project.org/doc/">ALL VERSIONS </a></li> </ul> </div> <ul class="sf-menu" id="narrowmenu"> <li><a href="#">API Lookup</a> <ul> <li><a href="classes.html">Class index</a></li> <li><a href="functions.html">Function index</a></li> <li><a href="modules.html">Modules</a></li> <li><a href="namespaces.html">Namespaces</a></li> <li><a href="qtglobal.html">Global Declarations</a></li> <li><a href="qdeclarativeelements.html">QML elements</a></li> </ul> </li> <li><a href="#">Qt Topics</a> <ul> <li><a href="qt-basic-concepts.html">Programming with Qt</a></li> <li><a href="qtquick.html">Device UIs & Qt Quick</a></li> <li><a href="qt-gui-concepts.html">UI Design with Qt</a></li> <li><a href="supported-platforms.html">Supported Platforms</a></li> <li><a href="technology-apis.html">Qt and Key Technologies</a></li> <li><a href="best-practices.html">How-To's and Best Practices</a></li> </ul> </li> <li><a href="#">Examples</a> <ul> <li><a href="all-examples.html">Examples</a></li> <li><a href="tutorials.html">Tutorials</a></li> <li><a href="demos.html">Demos</a></li> <li><a href="qdeclarativeexamples.html">QML Examples</a></li> </ul> </li> </ul> </div> </div> <div class="wrapper"> <div class="hd"> <span></span> </div> <div class="bd group"> <div class="sidebar"> <div class="searchlabel"> Search index:</div> <div class="search" id="sidebarsearch"> <form id="qtdocsearch" action="" onsubmit="return false;"> <fieldset> <input type="text" name="searchstring" id="pageType" value="" /> <div id="resultdialog"> <a href="#" id="resultclose">Close</a> <p id="resultlinks" class="all"><a href="#" id="showallresults">All</a> | <a href="#" id="showapiresults">API</a> | <a href="#" id="showarticleresults">Articles</a> | <a href="#" id="showexampleresults">Examples</a></p> <p id="searchcount" class="all"><span id="resultcount"></span><span id="apicount"></span><span id="articlecount"></span><span id="examplecount"></span> results:</p> <ul id="resultlist" class="all"> </ul> </div> </fieldset> </form> </div> <div class="box first bottombar" id="lookup"> <h2 title="API Lookup"><span></span> API Lookup</h2> <div id="list001" class="list"> <ul id="ul001" > <li class="defaultLink"><a href="classes.html">Class index</a></li> <li class="defaultLink"><a href="functions.html">Function index</a></li> <li class="defaultLink"><a href="modules.html">Modules</a></li> <li class="defaultLink"><a href="namespaces.html">Namespaces</a></li> <li class="defaultLink"><a href="qtglobal.html">Global Declarations</a></li> <li class="defaultLink"><a href="qdeclarativeelements.html">QML elements</a></li> </ul> </div> </div> <div class="box bottombar" id="topics"> <h2 title="Qt Topics"><span></span> Qt Topics</h2> <div id="list002" class="list"> <ul id="ul002" > <li class="defaultLink"><a href="qt-basic-concepts.html">Programming with Qt</a></li> <li class="defaultLink"><a href="qtquick.html">Device UIs & Qt Quick</a></li> <li class="defaultLink"><a href="qt-gui-concepts.html">UI Design with Qt</a></li> <li class="defaultLink"><a href="supported-platforms.html">Supported Platforms</a></li> <li class="defaultLink"><a href="technology-apis.html">Qt and Key Technologies</a></li> <li class="defaultLink"><a href="best-practices.html">How-To's and Best Practices</a></li> </ul> </div> </div> <div class="box" id="examples"> <h2 title="Examples"><span></span> Examples</h2> <div id="list003" class="list"> <ul id="ul003"> <li class="defaultLink"><a href="all-examples.html">Examples</a></li> <li class="defaultLink"><a href="tutorials.html">Tutorials</a></li> <li class="defaultLink"><a href="demos.html">Demos</a></li> <li class="defaultLink"><a href="qdeclarativeexamples.html">QML Examples</a></li> </ul> </div> </div> </div> <div class="wrap"> <div class="toolbar"> <div class="breadcrumb toolblock"> <ul> <li class="first"><a href="index.html">Home</a></li> <!-- Breadcrumbs go here --> <li><a href="modules.html">Modules</a></li> <li>Qt3SupportLight</li> <li>Q3HBox</li> </ul> </div> <div class="toolbuttons toolblock"> <ul> <li id="smallA" class="t_button">A</li> <li id="medA" class="t_button active">A</li> <li id="bigA" class="t_button">A</li> <li id="print" class="t_button"><a href="javascript:this.print();"> <span>Print</span></a></li> </ul> </div> </div> <div class="content mainContent"> <div class="toc"> <h3><a name="toc">Contents</a></h3> <ul> <li class="level1"><a href="#public-functions">Public Functions</a></li> <li class="level1"><a href="#protected-functions">Protected Functions</a></li> <li class="level1"><a href="#details">Detailed Description</a></li> </ul> </div> <h1 class="title">Q3HBox Class Reference</h1> <!-- $$$Q3HBox-brief --> <p>The Q3HBox widget provides horizontal geometry management for its child widgets. <a href="#details">More...</a></p> <!-- @@@Q3HBox --> <pre class="cpp"> <span class="preprocessor">#include <Q3HBox></span></pre><p><b>This class is part of the Qt 3 support library.</b> It is provided to keep old source code working. We strongly advise against using it in new code. See <a href="porting4.html#qhbox">Porting to Qt 4</a> for more information.</p> <p><b>Inherits: </b><a href="q3frame.html">Q3Frame</a>.</p> <p><b>Inherited by: </b><a href="q3vbox.html">Q3VBox</a>.</p> <ul> <li><a href="q3hbox-members.html">List of all members, including inherited members</a></li> </ul> <a name="public-functions"></a> <h2>Public Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="q3hbox.html#Q3HBox">Q3HBox</a></b> ( QWidget * <i>parent</i> = 0, const char * <i>name</i> = 0, Qt::WindowFlags <i>f</i> = 0 )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="q3hbox.html#setSpacing">setSpacing</a></b> ( int <i>space</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="q3hbox.html#setStretchFactor">setStretchFactor</a></b> ( QWidget * <i>w</i>, int <i>stretch</i> )</td></tr> </table> <a name="reimplemented-public-functions"></a> <h2>Reimplemented Public Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> virtual QSize </td><td class="memItemRight bottomAlign"><b><a href="q3hbox.html#sizeHint">sizeHint</a></b> () const</td></tr> </table> <ul> <li class="fn">4 public functions inherited from <a href="q3frame.html#public-functions">Q3Frame</a></li> <li class="fn">14 public functions inherited from <a href="qframe.html#public-functions">QFrame</a></li> <li class="fn">221 public functions inherited from <a href="qwidget.html#public-functions">QWidget</a></li> <li class="fn">29 public functions inherited from <a href="qobject.html#public-functions">QObject</a></li> <li class="fn">13 public functions inherited from <a href="qpaintdevice.html#public-functions">QPaintDevice</a></li> </ul> <a name="protected-functions"></a> <h2>Protected Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="q3hbox.html#Q3HBox-2">Q3HBox</a></b> ( bool <i>horizontal</i>, QWidget * <i>parent</i>, const char * <i>name</i>, Qt::WindowFlags <i>f</i> = 0 )</td></tr> </table> <a name="reimplemented-protected-functions"></a> <h2>Reimplemented Protected Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="q3hbox.html#frameChanged">frameChanged</a></b> ()</td></tr> </table> <ul> <li class="fn">5 protected functions inherited from <a href="q3frame.html#protected-functions">Q3Frame</a></li> <li class="fn">3 protected functions inherited from <a href="qframe.html#protected-functions">QFrame</a></li> <li class="fn">37 protected functions inherited from <a href="qwidget.html#protected-functions">QWidget</a></li> <li class="fn">8 protected functions inherited from <a href="qobject.html#protected-functions">QObject</a></li> <li class="fn">1 protected function inherited from <a href="qpaintdevice.html#protected-functions">QPaintDevice</a></li> </ul> <h3>Additional Inherited Members</h3> <ul> <li class="fn">2 properties inherited from <a href="q3frame.html#properties">Q3Frame</a></li> <li class="fn">6 properties inherited from <a href="qframe.html#properties">QFrame</a></li> <li class="fn">58 properties inherited from <a href="qwidget.html#properties">QWidget</a></li> <li class="fn">1 property inherited from <a href="qobject.html#properties">QObject</a></li> <li class="fn">19 public slots inherited from <a href="qwidget.html#public-slots">QWidget</a></li> <li class="fn">1 public slot inherited from <a href="qobject.html#public-slots">QObject</a></li> <li class="fn">1 signal inherited from <a href="qwidget.html#signals">QWidget</a></li> <li class="fn">1 signal inherited from <a href="qobject.html#signals">QObject</a></li> <li class="fn">4 static public members inherited from <a href="qwidget.html#static-public-members">QWidget</a></li> <li class="fn">7 static public members inherited from <a href="qobject.html#static-public-members">QObject</a></li> <li class="fn">1 protected slot inherited from <a href="qwidget.html#protected-slots">QWidget</a></li> </ul> <a name="details"></a> <!-- $$$Q3HBox-description --> <div class="descr"> <h2>Detailed Description</h2> <p>The Q3HBox widget provides horizontal geometry management for its child widgets.</p> <p>All the horizontal box's child widgets will be placed alongside each other and sized according to their <a href="q3hbox.html#sizeHint">sizeHint</a>()s.</p> <p>Use <a href="q3frame.html#margin-prop">setMargin</a>() to add space around the edges, and use <a href="q3hbox.html#setSpacing">setSpacing</a>() to add space between the widgets. Use <a href="q3hbox.html#setStretchFactor">setStretchFactor</a>() if you want the widgets to be different sizes in proportion to one another. (See <a href="layout.html">Layouts</a> for more information on stretch factors.)</p> <p class="centerAlign"><img src="images/qhbox-m.png" alt="Q3HBox" /></p></div> <p><b>See also </b><a href="qhboxlayout.html">QHBoxLayout</a>, <a href="q3vbox.html">Q3VBox</a>, and <a href="q3grid.html">Q3Grid</a>.</p> <!-- @@@Q3HBox --> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$Q3HBox[overload1]$$$Q3HBoxQWidget*constchar*Qt::WindowFlags --> <h3 class="fn"><a name="Q3HBox"></a>Q3HBox::<span class="name">Q3HBox</span> ( <span class="type"><a href="qwidget.html">QWidget</a></span> * <i>parent</i> = 0, const <span class="type">char</span> * <i>name</i> = 0, <span class="type"><a href="qt.html#WindowType-enum">Qt::WindowFlags</a></span> <i>f</i> = 0 )</h3> <p>Constructs an hbox widget with parent <i>parent</i>, called <i>name</i>. The parent, name and widget flags, <i>f</i>, are passed to the <a href="q3frame.html" class="compat">Q3Frame</a> constructor.</p> <!-- @@@Q3HBox --> <!-- $$$Q3HBox$$$Q3HBoxboolQWidget*constchar*Qt::WindowFlags --> <h3 class="fn"><a name="Q3HBox-2"></a>Q3HBox::<span class="name">Q3HBox</span> ( <span class="type">bool</span> <i>horizontal</i>, <span class="type"><a href="qwidget.html">QWidget</a></span> * <i>parent</i>, const <span class="type">char</span> * <i>name</i>, <span class="type"><a href="qt.html#WindowType-enum">Qt::WindowFlags</a></span> <i>f</i> = 0 )<tt> [protected]</tt></h3> <p>Constructs a horizontal hbox if <i>horizontal</i> is TRUE, otherwise constructs a vertical hbox (also known as a vbox).</p> <p>This constructor is provided for the <a href="porting4.html#qvbox">QVBox</a> class. You should never need to use it directly.</p> <p>The <i>parent</i>, <i>name</i> and widget flags, <i>f</i>, are passed to the <a href="q3frame.html" class="compat">Q3Frame</a> constructor.</p> <!-- @@@Q3HBox --> <!-- $$$frameChanged[overload1]$$$frameChanged --> <h3 class="fn"><a name="frameChanged"></a><span class="type">void</span> Q3HBox::<span class="name">frameChanged</span> ()<tt> [virtual protected]</tt></h3> <p>Reimplemented from <a href="q3frame.html#frameChanged">Q3Frame::frameChanged</a>().</p> <!-- @@@frameChanged --> <!-- $$$setSpacing[overload1]$$$setSpacingint --> <h3 class="fn"><a name="setSpacing"></a><span class="type">void</span> Q3HBox::<span class="name">setSpacing</span> ( <span class="type">int</span> <i>space</i> )</h3> <p>Sets the spacing between the child widgets to <i>space</i>.</p> <!-- @@@setSpacing --> <!-- $$$setStretchFactor[overload1]$$$setStretchFactorQWidget*int --> <h3 class="fn"><a name="setStretchFactor"></a><span class="type">bool</span> Q3HBox::<span class="name">setStretchFactor</span> ( <span class="type"><a href="qwidget.html">QWidget</a></span> * <i>w</i>, <span class="type">int</span> <i>stretch</i> )</h3> <p>Sets the stretch factor of widget <i>w</i> to <i>stretch</i>. Returns true if <i>w</i> is found. Otherwise returns false.</p> <p><b>See also </b><a href="qboxlayout.html#setStretchFactor">QBoxLayout::setStretchFactor</a>() and <a href="layout.html">Layouts</a>.</p> <!-- @@@setStretchFactor --> <!-- $$$sizeHint[overload1]$$$sizeHint --> <h3 class="fn"><a name="sizeHint"></a><span class="type"><a href="qsize.html">QSize</a></span> Q3HBox::<span class="name">sizeHint</span> () const<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qwidget.html#sizeHint-prop">QWidget::sizeHint</a>().</p> <!-- @@@sizeHint --> </div> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2015 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.</p> <br /> <p> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.</p> <p> Documentation sources may be obtained from <a href="http://www.qt-project.org"> www.qt-project.org</a>.</p> <br /> <p> Qt and respective logos are trademarks of The Qt Company Ltd in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. <a title="Privacy Policy" href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p> </div> <script src="scripts/functions.js" type="text/javascript"></script> </body> </html>