isCOBOL Evolve : User Interface : Controls Reference : WINDOW : Properties : Enabled
Enabled
This property assumes a value of "0" if the Window control is disabled, "1" if it is enabled.
 
Example - Display a standard window and disable it later
working-storage section.
77 window-handle usage handle of window.
...
procedure division.
...
  display standard  window background-low
          screen line 41
          screen column 91
          size 64.0
          lines 55.8
          cell width 10
          cell height 10
          label-offset 20
          control font Default-Font
          color 260
          resizable
          modeless
          title-bar
          no wrap
          title "Screen"
          handle window-handle
          .
...
  modify window-handle enabled 0
...