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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/kernel/qlayout.cpp:2294 --><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>QHBoxLayout 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>QHBoxLayout Class Reference</h1><p>The QHBoxLayout class lines up widgets horizontally.<a href="#details">More...</a><p><tt>#include <<a href="qlayout-h.html">qlayout.h</a>></tt><p>Inherits <a href="qboxlayout.html">QBoxLayout</a>.<p><a href="qhboxlayout-members.html">List of all member functions.</a><h2>Public Members</h2><ul><li><div class=fn><a href="#QHBoxLayout"><b>QHBoxLayout</b></a> ( QWidget * parent, int margin = 0, int spacing = -1, const char * name = 0 )</div></li><li><div class=fn><a href="#QHBoxLayout-2"><b>QHBoxLayout</b></a> ( QLayout * parentLayout, int spacing = -1, const char * name = 0 )</div></li><li><div class=fn><a href="#QHBoxLayout-3"><b>QHBoxLayout</b></a> ( int spacing = -1, const char * name = 0 )</div></li><li><div class=fn><a href="#~QHBoxLayout"><b>~QHBoxLayout</b></a> ()</div></li></ul><hr><a name="details"></a><h2>Detailed Description</h2>The QHBoxLayout class lines up widgets horizontally.<p> <p> This class is used to construct horizontal box layout objects. See<a href="qboxlayout.html">QBoxLayout</a> for more details.<p> The simplest use of the class is like this:<pre> <a href="qboxlayout.html">QBoxLayout</a> * l = new QHBoxLayout( widget ); l-><a href="qlayout.html#setAutoAdd">setAutoAdd</a>( TRUE ); new QSomeWidget( widget ); new QSomeOtherWidget( widget ); new QAnotherWidget( widget ); </pre> <p> or like this:<pre> <a href="qboxlayout.html">QBoxLayout</a> * l = new QHBoxLayout( widget ); l-><a href="qboxlayout.html#addWidget">addWidget</a>( existingChildOfWidget ); l-><a href="qboxlayout.html#addWidget">addWidget</a>( anotherChildOfWidget ); </pre> <p> <center><img src="qhboxlayout.png" alt="QHBox"></center> <p> <p>See also <a href="qvboxlayout.html">QVBoxLayout</a>, <a href="qgridlayout.html">QGridLayout</a>, <a href="layout.html">the Layout overview</a>, <a href="appearance.html">Widget Appearance and Style</a> and <a href="geomanagement.html">Layout Management</a>.<hr><h2>Member Function Documentation</h2><h3 class=fn><a name="QHBoxLayout"></a>QHBoxLayout::QHBoxLayout ( <a href="qwidget.html">QWidget</a> * parent, int margin = 0, int spacing = -1, const char * name = 0 )</h3>Constructs a new top-level horizontal box called <em>name</em>, withparent <em>parent</em>.<p> The <em>margin</em> is the number of pixels between the edge of thewidget and its managed children. The <em>spacing</em> is the defaultnumber of pixels between neighboring children. If <em>spacing</em> is -1the value of <em>margin</em> is used for <em>spacing</em>.<h3 class=fn><a name="QHBoxLayout-2"></a>QHBoxLayout::QHBoxLayout ( <a href="qlayout.html">QLayout</a> * parentLayout, int spacing = -1, const char * name = 0 )</h3>Constructs a new horizontal box called name <em>name</em> and adds it to<em>parentLayout</em>.<p> The <em>spacing</em> is the default number of pixels between neighboringchildren. If <em>spacing</em> is -1, this QHBoxLayout will inherit itsparent's <a href="qlayout.html#spacing">spacing</a>().<h3 class=fn><a name="QHBoxLayout-3"></a>QHBoxLayout::QHBoxLayout ( int spacing = -1, const char * name = 0 )</h3>Constructs a new horizontal box called name <em>name</em>. You must addit to another layout.<p> The <em>spacing</em> is the default number of pixels between neighboringchildren. If <em>spacing</em> is -1, this QHBoxLayout will inherit itsparent's <a href="qlayout.html#spacing">spacing</a>().<h3 class=fn><a name="~QHBoxLayout"></a>QHBoxLayout::~QHBoxLayout ()</h3>Destroys this box layout.<p> The layout's widgets are <em>not</em> destroyed.<!-- 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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