In the following example, a window named output
is created and activated. The program waits for you to press a key and then hides the window. The program waits for you to press a key again and then redisplays the window.
CLEAR
DEFINE WINDOW output FROM 2,1 TO 13,75 TITLE 'Output' ;
CLOSE FLOAT GROW ZOOM
ACTIVATE WINDOW output
WAIT WINDOW 'press any key to hide window output'
HIDE WINDOW output
WAIT WINDOW 'press any key to show window output'
SHOW WINDOW output
WAIT WINDOW 'press any key to release window output'
RELEASE WINDOW output