lcdrange.cpp

一大堆的qt程序,在qte2.3.7下全部可以很好地运行

/****************************************************************
**
** Implementation of LCDRange class, Qt tutorial 7
**
****************************************************************/

#include "lcdrange.h"

#include <qslider.h>
#include <qlcdnumber.h>

LCDRange::LCDRange( QWidget *parent, const char *name )
        : QVBox( parent, name )
{
    QLCDNumber *lcd  = new QLCDNumber( 2, this, "lcd"  );
    slider = new QSlider( Horizontal, this, "slider" );
    slider->setRange( 0, 99 );
    slider->setValue( 0 );
    connect( slider, SIGNAL(valueChanged(int)),
	     lcd, SLOT(display(int)) );
    connect( slider, SIGNAL(valueChanged(int)),
	     SIGNAL(valueabcChanged(int)) );
}

int LCDRange::value() 
{
    return slider->value();
}

void LCDRange::setValue( int value )
{
    slider->setValue( value );
}