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152 lines
6.1 KiB
152 lines
6.1 KiB
14 years ago
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/examples/splitter/splitter.doc:4 -->
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
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<title>Splitter</title>
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<style type="text/css"><!--
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fn { margin-left: 1cm; text-indent: -1cm; }
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a:link { color: #004faf; text-decoration: none }
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a:visited { color: #672967; text-decoration: none }
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body { background: #ffffff; color: black; }
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--></style>
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</head>
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<body>
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<table border="0" cellpadding="0" cellspacing="0" width="100%">
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<tr bgcolor="#E5E5E5">
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<td valign=center>
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<a href="index.html">
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<font color="#004faf">Home</font></a>
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| <a href="classes.html">
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<font color="#004faf">All Classes</font></a>
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| <a href="mainclasses.html">
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<font color="#004faf">Main Classes</font></a>
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| <a href="annotated.html">
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<font color="#004faf">Annotated</font></a>
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| <a href="groups.html">
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<font color="#004faf">Grouped Classes</font></a>
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| <a href="functions.html">
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<font color="#004faf">Functions</font></a>
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</td>
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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>Splitter</h1>
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<p>
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This example shows how to use splitters. With their help users can
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decide for themselves how much space each child item should get.
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<p> <hr>
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<p> Implementation:
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<p> <pre>/****************************************************************************
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** $Id: qt/splitter.cpp 3.3.8 edited Jan 11 14:37 $
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**
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** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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**
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** This file is part of an example program for Qt. This example
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** program may be used, distributed and modified without limitation.
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**
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*****************************************************************************/
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#include <<a href="qapplication-h.html">qapplication.h</a>>
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#include <<a href="qlabel-h.html">qlabel.h</a>>
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#include <<a href="qsplitter-h.html">qsplitter.h</a>>
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#include <<a href="qmultilineedit-h.html">qmultilineedit.h</a>>
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#include <<a href="qpainter-h.html">qpainter.h</a>>
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class Test : public <a href="qwidget.html">QWidget</a> {
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public:
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Test(QWidget* parent=0, const char* name=0, int f=0);
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void paintEvent(QPaintEvent* e);
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private:
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};
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<a name="f404"></a>Test::Test(QWidget* parent, const char* name, int f) :
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<a href="qwidget.html">QWidget</a>(parent, name, f)
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{
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}
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<a name="x1302"></a>void Test::<a href="qwidget.html#paintEvent">paintEvent</a>(QPaintEvent* e)
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{
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<a href="qpainter.html">QPainter</a> p(this);
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<a name="x1298"></a> p.<a href="qpainter.html#setClipRect">setClipRect</a>(e->rect());
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const int d = 1000; //large number
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int x1 = 0;
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int x2 = <a href="qwidget.html#width">width</a>()-1;
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int y1 = 0;
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int y2 = <a href="qwidget.html#height">height</a>()-1;
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int x = (x1+x2)/2;
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<a name="x1297"></a> p.<a href="qpainter.html#drawLine">drawLine</a>( x, y1, x+d, y1+d );
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p.<a href="qpainter.html#drawLine">drawLine</a>( x, y1, x-d, y1+d );
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p.<a href="qpainter.html#drawLine">drawLine</a>( x, y2, x+d, y2-d );
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p.<a href="qpainter.html#drawLine">drawLine</a>( x, y2, x-d, y2-d );
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int y = (y1+y2)/2;
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p.<a href="qpainter.html#drawLine">drawLine</a>( x1, y, x1+d, y+d );
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p.<a href="qpainter.html#drawLine">drawLine</a>( x1, y, x1+d, y-d );
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p.<a href="qpainter.html#drawLine">drawLine</a>( x2, y, x2-d, y+d );
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p.<a href="qpainter.html#drawLine">drawLine</a>( x2, y, x2-d, y-d );
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}
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int main( int argc, char ** argv )
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{
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<a href="qapplication.html">QApplication</a> a( argc, argv );
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<a href="qsplitter.html">QSplitter</a> *s1 = new <a href="qsplitter.html">QSplitter</a>( QSplitter::Vertical, 0 , "main" );
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<a href="qsplitter.html">QSplitter</a> *s2 = new <a href="qsplitter.html">QSplitter</a>( QSplitter::Horizontal, s1, "top" );
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Test *t1 = new Test( s2, "topLeft" );
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<a name="x1303"></a> t1-><a href="qwidget.html#setBackgroundColor">setBackgroundColor</a>( Qt::blue.light( 180 ) );
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<a name="x1306"></a> t1-><a href="qwidget.html#setMinimumSize">setMinimumSize</a>( 50, 0 );
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Test *t2 = new Test( s2, "topRight" );
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t2-><a href="qwidget.html#setBackgroundColor">setBackgroundColor</a>( Qt::green.light( 180 ) );
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<a name="x1301"></a> s2-><a href="qsplitter.html#setResizeMode">setResizeMode</a>( t2, QSplitter::KeepSize );
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<a name="x1299"></a> s2-><a href="qsplitter.html#moveToFirst">moveToFirst</a>( t2 );
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<a href="qsplitter.html">QSplitter</a> *s3 = new <a href="qsplitter.html">QSplitter</a>( QSplitter::Horizontal, s1, "bottom" );
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Test *t3 = new Test( s3, "bottomLeft" );
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t3-><a href="qwidget.html#setBackgroundColor">setBackgroundColor</a>( Qt::red );
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Test *t4 = new Test( s3, "bottomMiddle" );
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t4-><a href="qwidget.html#setBackgroundColor">setBackgroundColor</a>( Qt::white );
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Test *t5 = new Test( s3, "bottomRight" );
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<a name="x1305"></a> t5-><a href="qwidget.html#setMaximumHeight">setMaximumHeight</a>( 250 );
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t5-><a href="qwidget.html#setMinimumSize">setMinimumSize</a>( 80, 50 );
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t5-><a href="qwidget.html#setBackgroundColor">setBackgroundColor</a>( Qt::yellow );
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#ifdef Q_WS_QWS
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// Qt/Embedded XOR drawing not yet implemented.
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<a name="x1300"></a> s1-><a href="qsplitter.html#setOpaqueResize">setOpaqueResize</a>( TRUE );
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#endif
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s2-><a href="qsplitter.html#setOpaqueResize">setOpaqueResize</a>( TRUE );
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s3-><a href="qsplitter.html#setOpaqueResize">setOpaqueResize</a>( TRUE );
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a.<a href="qapplication.html#setMainWidget">setMainWidget</a>( s1 );
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s1-><a href="qwidget.html#setCaption">setCaption</a>("Qt Example - Splitters");
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s1-><a href="qwidget.html#show">show</a>();
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int result = a.<a href="qapplication.html#exec">exec</a>();
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delete s1;
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return result;
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}
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</pre>
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<p>See also <a href="examples.html">Examples</a>.
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<!-- eof -->
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<p><address><hr><div align=center>
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<table width=100% cellspacing=0 border=0><tr>
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<td>Copyright © 2007
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<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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<td align=right><div align=right>Qt 3.3.8</div>
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</table></div></address></body>
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</html>
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