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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 { Q_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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