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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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Qt Toolkit - splitter/splitter.cpp example file
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<h1 align=center>Splitter</h1><br clear="all">
This example shows how to use Splitters. Splitters can contain
multiple child items and using the Splitter the user can
decide herself/himself, how much space each child should get.
<hr>
Implementation:
<pre>/****************************************************************************
** $Id: qt/examples/splitter/splitter.cpp 2.3.2 edited 2001-06-12 $
**
** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
**
** This file is part of an example program for Qt. This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/
#include <<a name="qapplication.h"></a><a href="qapplication-h.html">qapplication.h</a>>
#include <<a name="qlabel.h"></a><a href="qlabel-h.html">qlabel.h</a>>
#include <<a name="qsplitter.h"></a><a href="qsplitter-h.html">qsplitter.h</a>>
#include <<a name="qmultilineedit.h"></a><a href="qmultilineedit-h.html">qmultilineedit.h</a>>
#include <<a name="qpainter.h"></a><a href="qpainter-h.html">qpainter.h</a>>
class Test : public QWidget {
public:
Test(<a name="QWidget"></a><a href="qwidget.html">QWidget</a>* parent=0, const char* name=0, int f=0);
void paintEvent(<a name="QPaintEvent"></a><a href="qpaintevent.html">QPaintEvent</a>* e);
private:
};
Test::Test(<a href="qwidget.html">QWidget</a>* parent, const char* name, int f) :
<a href="qwidget.html">QWidget</a>(parent, name, f)
{
}
void <a name="306"></a>Test::paintEvent(<a href="qpaintevent.html">QPaintEvent</a>* e)
{
<a name="QPainter"></a><a href="qpainter.html">QPainter</a> p(this);
p.<a name="setClipRect"></a><a href="qpainter.html#898839">setClipRect</a>(e-><a name="rect"></a><a href="qpaintevent.html#2d6e18">rect</a>());
const int d = 1000; //large number
int x1 = 0;
int x2 = width()-1;
int y1 = 0;
int y2 = height()-1;
int x = (x1+x2)/2;
p.<a name="drawLine"></a><a href="qpainter.html#e3a489">drawLine</a>( x, y1, x+d, y1+d );
p.<a href="qpainter.html#e3a489">drawLine</a>( x, y1, x-d, y1+d );
p.<a href="qpainter.html#e3a489">drawLine</a>( x, y2, x+d, y2-d );
p.<a href="qpainter.html#e3a489">drawLine</a>( x, y2, x-d, y2-d );
int y = (y1+y2)/2;
p.<a href="qpainter.html#e3a489">drawLine</a>( x1, y, x1+d, y+d );
p.<a href="qpainter.html#e3a489">drawLine</a>( x1, y, x1+d, y-d );
p.<a href="qpainter.html#e3a489">drawLine</a>( x2, y, x2-d, y+d );
p.<a href="qpainter.html#e3a489">drawLine</a>( x2, y, x2-d, y-d );
}
int main( int argc, char ** argv )
{
<a name="QApplication"></a><a href="qapplication.html">QApplication</a> a( argc, argv );
<a name="QSplitter"></a><a href="qsplitter.html">QSplitter</a> *s1 = new <a href="qsplitter.html">QSplitter</a>( QSplitter::Vertical, 0 , "main" );
<a href="qsplitter.html">QSplitter</a> *s2 = new <a href="qsplitter.html">QSplitter</a>( QSplitter::Horizontal, s1, "top" );
Test *t1 = new Test( s2 );
t1-><a name="setBackgroundColor"></a><a href="qwidget.html#c09181">setBackgroundColor</a>( Qt::blue.light( 180 ) );
t1-><a name="setMinimumSize"></a><a href="qwidget.html#c0b5fb">setMinimumSize</a>( 50, 0 );
Test *t2 = new Test( s2 );
t2-><a href="qwidget.html#c09181">setBackgroundColor</a>( Qt::green.light( 180 ) );
s2-><a name="setResizeMode"></a><a href="qsplitter.html#33bf83">setResizeMode</a>( t2, QSplitter::KeepSize );
s2-><a name="moveToFirst"></a><a href="qsplitter.html#14b4ef">moveToFirst</a>( t2 );
<a href="qsplitter.html">QSplitter</a> *s3 = new <a href="qsplitter.html">QSplitter</a>( QSplitter::Horizontal, s1, "bottom" );
Test *t3 = new Test( s3 );
t3-><a href="qwidget.html#c09181">setBackgroundColor</a>( Qt::red );
Test *t4 = new Test( s3 );
t4-><a href="qwidget.html#c09181">setBackgroundColor</a>( Qt::white );
Test *t5 = new Test( s3 );
t5-><a name="setMaximumHeight"></a><a href="qwidget.html#4e5337">setMaximumHeight</a>( 250 );
t5-><a href="qwidget.html#c0b5fb">setMinimumSize</a>( 80, 50 );
t5-><a href="qwidget.html#c09181">setBackgroundColor</a>( Qt::yellow );
#ifdef _WS_QWS_
// Qt/Embedded XOR drawing not yet implemented.
s1->setOpaqueResize( TRUE );
#endif
s2-><a name="setOpaqueResize"></a><a href="qsplitter.html#28096e">setOpaqueResize</a>( TRUE );
s3-><a href="qsplitter.html#28096e">setOpaqueResize</a>( TRUE );
a.<a name="setMainWidget"></a><a href="qapplication.html#7ad759">setMainWidget</a>( s1 );
s1-><a name="setCaption"></a><a href="qwidget.html#d6a291">setCaption</a>("Qt Example - Splitters");
s1-><a name="show"></a><a href="qwidget.html#200ee5">show</a>();
int result = a.<a name="exec"></a><a href="qapplication.html#84c7bf">exec</a>();
delete s1;
return result;
}
</pre>
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<td>Copyright 2001 Trolltech<td><a href="http://www.trolltech.com/trademarks.html">Trademarks</a>
<td align="right"><div align="right">Qt version 2.3.2</div>
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