t10/cannon.h Example File
 
/****************************************************************
**
** Definition of CannonField class, TQt tutorial 10
**
****************************************************************/
#ifndef CANNON_H
#define CANNON_H
#include <tqwidget.h>
class CannonField : public TQWidget
{
    TQ_OBJECT
public:
    CannonField( TQWidget *parent=0, const char *name=0 );
    TQSizePolicy sizePolicy() const;
    int   angle() const { return ang; }
    int   force() const { return f; }
public slots:
    void  setAngle( int degrees );
    void  setForce( int newton );
signals:
    void  angleChanged( int );
    void  forceChanged( int );
protected:
    void  paintEvent( TQPaintEvent * );
private:
    TQRect cannonRect() const;
    int ang;
    int f;
};
#endif // CANNON_H