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Design your own Mouse Driver in C Language

P K Subudhi
11/11/2016 0 0

Mouse Driver (msdrv.h)

#include

#include

 

union REGS i,o;

 

restrictmouseptr(int x1, int y1, int x2, int y2)

{

                i.x.ax=7;

                i.x.cx=x1;

                i.x.dx=x2;

                int86(0x33,&i,&o);

 

                i.x.ax=8;

                i.x.cx=y1;

                i.x.dx=y2;

                int86(0x33,&i,&o);

}

disp( int choice, char *p)

{

                getimage((choice-1)*48+1,1,choice*48,32,p);

                putimage((choice-1)*48+1,1,p,NOT_PUT);

}

initmouse()

{

                i.x.ax=0;

                int86(0x33,&i,&o);

                return(o.x.ax);

}

showmouseptr()

{

                i.x.ax=1;

                int86(0x33,&i,&o);

}

hidemouseptr()

{

                i.x.ax=2;

                int86(0x33,&i,&o);

}

getmousepos(int *button, int *x, int *y)

{

                i.x.ax=3;

                int86(0x33,&i,&o);

                *button=o.x.bx;

                *x=o.x.cx;

                *y=o.x.dx;

 

}

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