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This examples shows various types of range controls that are supported by TQt: dials, spin boxes and sliders.
Header file:
/****************************************************************************
** $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 <ntqvbox.h>
class TQCheckBox;
class RangeControls : public TQVBox
{
TQ_OBJECT
public:
RangeControls( TQWidget *parent = 0, const char *name = 0 );
private:
TQCheckBox *notches, *wrapping;
};
#endif
Implementation:
/****************************************************************************
** $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 <ntqhbox.h>
#include <ntqlcdnumber.h>
#include <ntqspinbox.h>
#include <ntqlabel.h>
#include <ntqstring.h>
#include <ntqslider.h>
#include <ntqcheckbox.h>
#include <limits.h>
RangeControls::RangeControls( TQWidget *parent, const char *name )
: TQVBox( parent, name )
{
TQHBox *row1 = new TQHBox( this );
TQVBox *cell2 = new TQVBox( row1 );
cell2->setMargin( 10 );
cell2->setFrameStyle( TQFrame::WinPanel | TQFrame::Sunken );
(void)new TQWidget( cell2 );
TQLabel *label1 = new TQLabel( TQString( "Enter a value between\n%1 and %2:" ).arg( -INT_MAX ).arg( INT_MAX ), cell2 );
label1->setMaximumHeight( label1->sizeHint().height() );
TQSpinBox *sb1 = new TQSpinBox( -INT_MAX, INT_MAX, 1, cell2 );
sb1->setValue( 0 );
TQLabel *label2 = new TQLabel( "Enter a zoom value:", cell2 );
label2->setMaximumHeight( label2->sizeHint().height() );
TQSpinBox *sb2 = new TQSpinBox( 0, 1000, 10, cell2 );
sb2->setSuffix( " %" );
sb2->setSpecialValueText( "Automatic" );
TQLabel *label3 = new TQLabel( "Enter a price:", cell2 );
label3->setMaximumHeight( label3->sizeHint().height() );
TQSpinBox *sb3 = new TQSpinBox( 0, INT_MAX, 1, cell2 );
sb3->setPrefix( "$" );
sb3->setValue( 355 );
(void)new TQWidget( cell2 );
TQHBox *row2 = new TQHBox( this );
TQVBox *cell3 = new TQVBox( row2 );
cell3->setMargin( 10 );
cell3->setFrameStyle( TQFrame::WinPanel | TQFrame::Sunken );
TQSlider *hslider = new TQSlider( 0, 64, 1, 33, TQt::Horizontal, cell3, "horizontal_s" );
TQLCDNumber *lcd2 = new TQLCDNumber( 2, cell3 );
lcd2->display( 33 );
lcd2->setSegmentStyle( TQLCDNumber::Filled );
connect( hslider, SIGNAL( valueChanged( int ) ), lcd2, SLOT( display( int ) ) );
TQHBox *cell4 = new TQHBox( row2 );
cell4->setFrameStyle( TQFrame::WinPanel | TQFrame::Sunken );
cell4->setMargin( 10 );
TQSlider *vslider = new TQSlider( 0, 64, 1, 8, TQt::Vertical, cell4 );
TQLCDNumber *lcd3 = new TQLCDNumber( 3, cell4 );
lcd3->display( 8 );
connect( vslider, SIGNAL( valueChanged( int ) ), lcd3, SLOT( display( int ) ) );
}
Main:
/****************************************************************************
** $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 <ntqapplication.h>
int main( int argc, char **argv )
{
TQApplication a( argc, argv );
RangeControls rangecontrols;
rangecontrols.resize( 500, 300 );
rangecontrols.setCaption( "TQt Example - Range Control Widgets" );
a.setMainWidget( &rangecontrols );
rangecontrols.show();
return a.exec();
}
See also Examples.
| Copyright © 2007 Trolltech | Trademarks | TQt 3.3.8
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