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# t12/main.cpp Example File

    /****************************************************************
    **
    ** TQt tutorial 12
    **
    ****************************************************************/

    #include <ntqapplication.h>
    #include <ntqpushbutton.h>
    #include <ntqlcdnumber.h>
    #include <ntqfont.h>
    #include <ntqlayout.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( "ANGLE", this, "angle" );
        angle->setRange( 5, 70 );

        LCDRange *force  = new LCDRange( "FORCE", this, "force" );
        force->setRange( 10, 50 );

        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)) );

        connect( force, TQ_SIGNAL(valueChanged(int)),
                 cannonField, TQ_SLOT(setForce(int)) );
        connect( cannonField, TQ_SIGNAL(forceChanged(int)),
                 force, TQ_SLOT(setValue(int)) );

        TQPushButton *shoot = new TQPushButton( "&Shoot", this, "shoot" );
        shoot->setFont( TQFont( "Times", 18, TQFont::Bold ) );

        connect( shoot, TQ_SIGNAL(clicked()), cannonField, TQ_SLOT(shoot()) );

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

        TQVBoxLayout *leftBox = new TQVBoxLayout;
        grid->addLayout( leftBox, 1, 0 );
        leftBox->addWidget( angle );
        leftBox->addWidget( force );

        TQHBoxLayout *topBox = new TQHBoxLayout;
        grid->addLayout( topBox, 0, 1 );
        topBox->addWidget( shoot );
        topBox->addStretch( 1 );

        angle->setValue( 60 );
        force->setValue( 25 );
        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();
    }