Listing 1

infwndo. h

    class InfoWindo {
    private :
        grfxState localstate;   // setup of window
        grfxState callerState;  // setup of caller
        int       isopen;       // NZ if window open
                .
                .
                .
    public :
        Open (int upperX, int upperY, int lowerX,
                           int lowerY);
                .
                .
                .

    };

infwndo.cpp

        #include <grafix.h>
        #include <infwndo.h>

        InfoWindow::Open (int upperX, int upperY, int lowerX,

                .
                .
                .

// End of File