lcdrange.cpp

boost库提供标准的C++ API 配合dev c++使用,功能更加强大

/****************************************************************
**
** 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(valueChanged(int)) );
}

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

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