FAQ - Как скрыть таскбар?

PROCEDURE TFORM1.BUTTON1CLICK(SENDER: TOBJECT);
VAR
  HTASKBAR : THANDLE;
BEGIN
  HTASKBAR := FINDWINDOW('SHELL_TRAYWND', NIL);
  SHOWWINDOW(HTASKBAR, SW_HIDE);
END;

PROCEDURE TFORM1.BUTTON2CLICK(SENDER: TOBJECT);
VAR
  HTASKBAR : THANDLE;
BEGIN
  HTASKBAR := FINDWINDOW('SHELL_TRAYWND', NIL);
  SHOWWINDOW(HTASKBAR, SW_SHOWNORMAL);
END;