System Menu

When this style is set, the system menu becomes available. It usually gives access to commands such as minimize, maximize and close.

 

Example - Display a window with system menu

working-storage section. 77 window-handle1 usage handle of window. ... procedure division. ...   display floating  window background-low           size 37.3           lines 34.2           line 20           column 1           cell width 10           cell height 10           label-offset 20           control font Default-Font           color 257           modeless           system menu           title-bar           no-close           no wrap           erase           title "Screen"           handle window-handle1           .