11.1  group:%

This class manages a group of frames matching the frame:basic<%> interface. There is one instance created by the framework, returned by the function group:get-the-frame-group and every frame that was constructed with frame:basic-mixin adds itself to the result of group:get-the-frame-group.

Methods
    can-close-all?
    clear
    for-each-frame
    frame-label-changed
    frame-shown/hidden
    get-active-frame
    get-frames
    get-mdi-parent
    get-open-here-frame
    insert-frame
    locate-file
    on-close-all
    remove-frame
    set-active-frame
    set-open-here-frame