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# t9/main.cpp Example File

    /****************************************************************
    **
    ** TQt tutorial 9
    **
    ****************************************************************/

    #include <tqapplication.h>
    #include <tqpushbutton.h>
    #include <tqlcdnumber.h>
    #include <tqfont.h>
    #include <tqlayout.h>

    #include "lcdrange.h"
    #include "cannon.h"

    class MyWidget: public TQWidget
    {
    public:
        MyWidget( TQWidget *parent=0, const char *name=0 );
    };

    MyWidget::MyWidget( TQWidget *parent, const char *name )
            : TQWidget( parent, name )
    {
        TQPushButton *quit = new TQPushButton( "&Quit", this, "quit" );
        quit->setFont( TQFont( "Times", 18, TQFont::Bold ) );

        connect( quit, TQ_SIGNAL(clicked()), tqApp, TQ_SLOT(quit()) );

        LCDRange *angle = new LCDRange( this, "angle" );
        angle->setRange( 5, 70 );

        CannonField *cannonField = new CannonField( this, "cannonField" );

        connect( angle, TQ_SIGNAL(valueChanged(int)),
                 cannonField, TQ_SLOT(setAngle(int)) );
        connect( cannonField, TQ_SIGNAL(angleChanged(int)),
                 angle, TQ_SLOT(setValue(int)) );

        TQGridLayout *grid = new TQGridLayout( this, 2, 2, 10 );
        grid->addWidget( quit, 0, 0 );
        grid->addWidget( angle, 1, 0, TQt::AlignTop );
        grid->addWidget( cannonField, 1, 1 );
        grid->setColStretch( 1, 10 );

        angle->setValue( 60 );
        angle->setFocus();
    }

    int main( int argc, char **argv )
    {
        TQApplication::setColorSpec( TQApplication::CustomColor );
        TQApplication a( argc, argv );

        MyWidget w;
        w.setGeometry( 100, 100, 500, 355 );
        a.setMainWidget( &w );
        w.show();
        return a.exec();
    }