ControlMenu property

Available for window objects (Window, MDIWindow and DialogBox).

Read/Write only at design time

Specifies whether a window has a control menu box in its title bar. It can be one of the following values:

TRUE    Window has a control menu (default).
FALSE  Window does not have a control menu.

REMARKS: This property has no effect if the window does not have a caption (title bar). See the Caption property.