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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<title>Range controls</title>
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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>Range controls</h1>
<p>
This examples shows various types of range controls that
are supported by TQt: dials, spin boxes and sliders.
<p> <hr>
<p> Header file:
<p> <pre>/****************************************************************************
** $Id: qt/rangecontrols.h 3.3.8 edited Jan 11 14:37 $
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of an example program for TQt. This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/
#ifndef RANGECONTROLS_H
#define RANGECONTROLS_H
#include <<a href="qvbox-h.html">ntqvbox.h</a>>
class TQCheckBox;
class RangeControls : public <a href="ntqvbox.html">TQVBox</a>
{
<a href="metaobjects.html#TQ_OBJECT">TQ_OBJECT</a>
public:
RangeControls( <a href="ntqwidget.html">TQWidget</a> *parent = 0, const char *name = 0 );
private:
<a href="ntqcheckbox.html">TQCheckBox</a> *notches, *wrapping;
};
#endif
</pre>
<p> <hr>
<p> Implementation:
<p> <pre>/****************************************************************************
** $Id: qt/rangecontrols.cpp 3.3.8 edited Jan 11 14:37 $
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of an example program for TQt. This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/
#include "rangecontrols.h"
#include <<a href="qhbox-h.html">ntqhbox.h</a>>
#include <<a href="qlcdnumber-h.html">ntqlcdnumber.h</a>>
#include <<a href="qspinbox-h.html">ntqspinbox.h</a>>
#include <<a href="qlabel-h.html">ntqlabel.h</a>>
#include <<a href="qstring-h.html">ntqstring.h</a>>
#include <<a href="qslider-h.html">ntqslider.h</a>>
#include <<a href="qcheckbox-h.html">ntqcheckbox.h</a>>
#include <limits.h>
<a name="f436"></a>RangeControls::RangeControls( <a href="ntqwidget.html">TQWidget</a> *parent, const char *name )
: <a href="ntqvbox.html">TQVBox</a>( parent, name )
{
<a href="ntqhbox.html">TQHBox</a> *row1 = new <a href="ntqhbox.html">TQHBox</a>( this );
<a href="ntqvbox.html">TQVBox</a> *cell2 = new <a href="ntqvbox.html">TQVBox</a>( row1 );
<a name="x1382"></a> cell2-><a href="ntqframe.html#setMargin">setMargin</a>( 10 );
<a name="x1381"></a> cell2-><a href="ntqframe.html#setFrameStyle">setFrameStyle</a>( TQFrame::WinPanel | TQFrame::Sunken );
(void)new <a href="ntqwidget.html">TQWidget</a>( cell2 );
<a href="ntqlabel.html">TQLabel</a> *label1 = new <a href="ntqlabel.html">TQLabel</a>( TQString( "Enter a value between\n%1 and %2:" ).arg( -INT_MAX ).arg( INT_MAX ), cell2 );
<a name="x1391"></a><a name="x1383"></a> label1-><a href="ntqwidget.html#setMaximumHeight">setMaximumHeight</a>( label1-><a href="ntqwidget.html#sizeHint">sizeHint</a>().height() );
<a href="ntqspinbox.html">TQSpinBox</a> *sb1 = new <a href="ntqspinbox.html">TQSpinBox</a>( -INT_MAX, INT_MAX, 1, cell2 );
<a name="x1390"></a> sb1-><a href="ntqspinbox.html#setValue">setValue</a>( 0 );
<a href="ntqlabel.html">TQLabel</a> *label2 = new <a href="ntqlabel.html">TQLabel</a>( "Enter a zoom value:", cell2 );
label2-><a href="ntqwidget.html#setMaximumHeight">setMaximumHeight</a>( label2-><a href="ntqwidget.html#sizeHint">sizeHint</a>().height() );
<a href="ntqspinbox.html">TQSpinBox</a> *sb2 = new <a href="ntqspinbox.html">TQSpinBox</a>( 0, 1000, 10, cell2 );
<a name="x1389"></a> sb2-><a href="ntqspinbox.html#setSuffix">setSuffix</a>( " %" );
<a name="x1388"></a> sb2-><a href="ntqspinbox.html#setSpecialValueText">setSpecialValueText</a>( "Automatic" );
<a href="ntqlabel.html">TQLabel</a> *label3 = new <a href="ntqlabel.html">TQLabel</a>( "Enter a price:", cell2 );
label3-><a href="ntqwidget.html#setMaximumHeight">setMaximumHeight</a>( label3-><a href="ntqwidget.html#sizeHint">sizeHint</a>().height() );
<a href="ntqspinbox.html">TQSpinBox</a> *sb3 = new <a href="ntqspinbox.html">TQSpinBox</a>( 0, INT_MAX, 1, cell2 );
<a name="x1387"></a> sb3-><a href="ntqspinbox.html#setPrefix">setPrefix</a>( "$" );
sb3-><a href="ntqspinbox.html#setValue">setValue</a>( 355 );
(void)new <a href="ntqwidget.html">TQWidget</a>( cell2 );
<a href="ntqhbox.html">TQHBox</a> *row2 = new <a href="ntqhbox.html">TQHBox</a>( this );
<a href="ntqvbox.html">TQVBox</a> *cell3 = new <a href="ntqvbox.html">TQVBox</a>( row2 );
cell3-><a href="ntqframe.html#setMargin">setMargin</a>( 10 );
cell3-><a href="ntqframe.html#setFrameStyle">setFrameStyle</a>( TQFrame::WinPanel | TQFrame::Sunken );
<a href="ntqslider.html">TQSlider</a> *hslider = new <a href="ntqslider.html">TQSlider</a>( 0, 64, 1, 33, TQt::Horizontal, cell3, "horizontal_s" );
<a href="ntqlcdnumber.html">TQLCDNumber</a> *lcd2 = new <a href="ntqlcdnumber.html">TQLCDNumber</a>( 2, cell3 );
<a name="x1384"></a> lcd2-><a href="ntqlcdnumber.html#display">display</a>( 33 );
<a name="x1385"></a> lcd2-><a href="ntqlcdnumber.html#setSegmentStyle">setSegmentStyle</a>( TQLCDNumber::Filled );
<a name="x1386"></a> <a href="ntqobject.html#connect">connect</a>( hslider, SIGNAL( <a href="ntqslider.html#valueChanged">valueChanged</a>( int ) ), lcd2, SLOT( <a href="ntqlcdnumber.html#display">display</a>( int ) ) );
<a href="ntqhbox.html">TQHBox</a> *cell4 = new <a href="ntqhbox.html">TQHBox</a>( row2 );
cell4-><a href="ntqframe.html#setFrameStyle">setFrameStyle</a>( TQFrame::WinPanel | TQFrame::Sunken );
cell4-><a href="ntqframe.html#setMargin">setMargin</a>( 10 );
<a href="ntqslider.html">TQSlider</a> *vslider = new <a href="ntqslider.html">TQSlider</a>( 0, 64, 1, 8, TQt::Vertical, cell4 );
<a href="ntqlcdnumber.html">TQLCDNumber</a> *lcd3 = new <a href="ntqlcdnumber.html">TQLCDNumber</a>( 3, cell4 );
lcd3-><a href="ntqlcdnumber.html#display">display</a>( 8 );
<a href="ntqobject.html#connect">connect</a>( vslider, SIGNAL( <a href="ntqslider.html#valueChanged">valueChanged</a>( int ) ), lcd3, SLOT( <a href="ntqlcdnumber.html#display">display</a>( int ) ) );
}
</pre>
<p> <hr>
<p> Main:
<p> <pre>/****************************************************************************
** $Id: qt/main.cpp 3.3.8 edited Jan 11 14:37 $
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of an example program for TQt. This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/
#include "rangecontrols.h"
#include <<a href="qapplication-h.html">ntqapplication.h</a>>
int main( int argc, char **argv )
{
<a href="ntqapplication.html">TQApplication</a> a( argc, argv );
RangeControls rangecontrols;
rangecontrols.<a href="ntqwidget.html#resize">resize</a>( 500, 300 );
rangecontrols.<a href="ntqwidget.html#setCaption">setCaption</a>( "TQt Example - Range Control Widgets" );
a.<a href="ntqapplication.html#setMainWidget">setMainWidget</a>( &rangecontrols );
rangecontrols.<a href="ntqwidget.html#show">show</a>();
return a.<a href="ntqapplication.html#exec">exec</a>();
}
</pre>
<p>See also <a href="examples.html">Examples</a>.
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