You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.2 KiB
48 lines
1.2 KiB
/****************************************************************
|
|
**
|
|
** Implementation of LCDRange class, TQt tutorial 8
|
|
**
|
|
****************************************************************/
|
|
|
|
#include "lcdrange.h"
|
|
|
|
#include <ntqslider.h>
|
|
#include <ntqlcdnumber.h>
|
|
|
|
LCDRange::LCDRange( TQWidget *parent, const char *name )
|
|
: TQVBox( parent, name )
|
|
{
|
|
TQLCDNumber *lcd = new TQLCDNumber( 2, this, "lcd" );
|
|
slider = new TQSlider( 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)) );
|
|
|
|
setFocusProxy( slider );
|
|
}
|
|
|
|
int LCDRange::value() const
|
|
{
|
|
return slider->value();
|
|
}
|
|
|
|
void LCDRange::setValue( int value )
|
|
{
|
|
slider->setValue( value );
|
|
}
|
|
|
|
void LCDRange::setRange( int minVal, int maxVal )
|
|
{
|
|
if ( minVal < 0 || maxVal > 99 || minVal > maxVal ) {
|
|
tqWarning( "LCDRange::setRange(%d,%d)\n"
|
|
"\tRange must be 0..99\n"
|
|
"\tand minVal must not be greater than maxVal",
|
|
minVal, maxVal );
|
|
return;
|
|
}
|
|
slider->setRange( minVal, maxVal );
|
|
}
|