/**************************************************************** ** ** TQt tutorial 6 ** ****************************************************************/ #include #include #include #include #include #include #include class LCDRange : public TQVBox { public: LCDRange( TQWidget *parent=0, const char *name=0 ); }; LCDRange::LCDRange( TQWidget *parent, const char *name ) : TQVBox( parent, name ) { TQLCDNumber *lcd = new TQLCDNumber( 2, this, "lcd" ); TQSlider * slider = new TQSlider( Horizontal, this, "slider" ); slider->setRange( 0, 99 ); slider->setValue( 0 ); connect( slider, SIGNAL(valueChanged(int)), lcd, SLOT(display(int)) ); } class MyWidget : public TQVBox { public: MyWidget( TQWidget *parent=0, const char *name=0 ); }; MyWidget::MyWidget( TQWidget *parent, const char *name ) : TQVBox( parent, name ) { TQPushButton *quit = new TQPushButton( "Quit", this, "quit" ); quit->setFont( TQFont( "Times", 18, TQFont::Bold ) ); connect( quit, SIGNAL(clicked()), tqApp, SLOT(quit()) ); TQGrid *grid = new TQGrid( 4, this ); for( int r = 0 ; r < 4 ; r++ ) for( int c = 0 ; c < 4 ; c++ ) (void)new LCDRange( grid ); } int main( int argc, char **argv ) { TQApplication a( argc, argv ); MyWidget w; a.setMainWidget( &w ); w.show(); return a.exec(); }