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<pre>/****************************************************************
**
** Implementation of LCDRange class, TQt tutorial 12
**
****************************************************************/
#include "lcdrange.h"
#include <<a href="qslider-h.html">ntqslider.h</a>>
#include <<a href="qlcdnumber-h.html">ntqlcdnumber.h</a>>
#include <<a href="qlabel-h.html">ntqlabel.h</a>>
#include <<a href="qlayout-h.html">ntqlayout.h</a>>
<a name="f114"></a>LCDRange::LCDRange( <a href="ntqwidget.html">TQWidget</a> *parent, const char *name )
: <a href="ntqwidget.html">TQWidget</a>( parent, name )
{
init();
}
LCDRange::LCDRange( const char *s, TQWidget *parent, const char *name )
: <a href="ntqwidget.html">TQWidget</a>( parent, name )
{
init();
setText( s );
}
void <a name="f115"></a>LCDRange::init()
{
<a href="ntqlcdnumber.html">TQLCDNumber</a> *lcd = new <a href="ntqlcdnumber.html">TQLCDNumber</a>( 2, this, "lcd" );
slider = new <a href="ntqslider.html">TQSlider</a>( Horizontal, this, "slider" );
slider-><a href="ntqrangecontrol.html#setRange">setRange</a>( 0, 99 );
slider-><a href="ntqslider.html#setValue">setValue</a>( 0 );
label = new <a href="ntqlabel.html">TQLabel</a>( " ", this, "label" );
label-><a href="ntqlabel.html#setAlignment">setAlignment</a>( AlignCenter );
<a href="ntqobject.html#connect">connect</a>( slider, SIGNAL(<a href="ntqslider.html#valueChanged">valueChanged</a>(int)),
lcd, SLOT(<a href="ntqlcdnumber.html#display">display</a>(int)) );
<a href="ntqobject.html#connect">connect</a>( slider, SIGNAL(<a href="ntqslider.html#valueChanged">valueChanged</a>(int)),
SIGNAL(valueChanged(int)) );
<a href="ntqwidget.html#setFocusProxy">setFocusProxy</a>( slider );
<a href="qvboxlayout.html">TQVBoxLayout</a> * l = new <a href="qvboxlayout.html">TQVBoxLayout</a>( this );
l-><a href="qboxlayout.html#addWidget">addWidget</a>( lcd, 1 );
l-><a href="qboxlayout.html#addWidget">addWidget</a>( slider );
l-><a href="qboxlayout.html#addWidget">addWidget</a>( label );
}
int <a name="f116"></a>LCDRange::value() const
{
return slider-><a href="ntqslider.html#value">value</a>();
}
const char *<a name="f117"></a>LCDRange::text() const
{
return label-><a href="ntqlabel.html#text">text</a>();
}
void <a name="f118"></a>LCDRange::setValue( int value )
{
slider-><a href="ntqslider.html#setValue">setValue</a>( value );
}
void <a name="f119"></a>LCDRange::setRange( int minVal, int maxVal )
{
if ( minVal < 0 || maxVal > 99 || minVal > maxVal ) {
<a href="ntqapplication.html#qWarning">qWarning</a>( "LCDRange::setRange(%d,%d)\n"
"\tRange must be 0..99\n"
"\tand minVal must not be greater than maxVal",
minVal, maxVal );
return;
}
slider-><a href="ntqrangecontrol.html#setRange">setRange</a>( minVal, maxVal );
}
void <a name="f120"></a>LCDRange::setText( const char *s )
{
label-><a href="ntqlabel.html#setText">setText</a>( s );
}
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