codice:
The SetCursorPos function moves the cursor to the specified screen coordinates. If the new coordinates are not within the screen rectangle set by the most recent ClipCursor function, Windows automatically adjusts the coordinates so that the cursor stays within the rectangle. 

BOOL SetCursorPos(

    int X,	// horizontal position  
    int Y 	// vertical position
   );	
Parameters

X

Specifies the new x-coordinate, in screen coordinates, of the cursor. 

Y

Specifies the new y-coordinate, in screen coordinates, of the cursor. 

Return Values

If the function succeeds, the return value is nonzero.