isCOBOL Evolve : Appendices : Library Routines : W$BITMAP : WBITMAP-DESTROY
WBITMAP-DESTROY
The WBITMAP-DESTROY function destroys an image previously loaded is destroyed and releases its associated memory. If the image was displayed with the WBITMAP-DISPLAY function, it is removed from the screen and he space previously occupied by the bitmap is filled with the window's background color.
Note: Using the DESTROY statement instead of this op-code will not remove the handle from memory.
Syntax:
 CALL "W$BITMAP" USING WBITMAP-DESTROY 
                       bitmapHandle
Parameters:
WBITMAP-DESTROY
Constant
 
bitmapHandle
USAGE HANDLE
Specifies a valid handle returned by the WBITMAP-DISPLAY or the WBITMAP-LOAD function or the W$CAPTURE, the W$ROTATE or the W$SCALE library routines.