EMA-XPS Online


KB-MULTIPLE-CHOOSE-FROM-MENU

KB-MULTIPLE-CHOOSE-FROM-MENU
============================

syntax: (kb-multiple-choose-from-menu
              <babylon-menu-item-list>
              <babylon-menu-title>
              [<item-extraction-function>])

With KB-MULTIPLE-CHOOSE-FROM-MENU you get a
dialogue with different menu-items from which
you can choose some. The BABYLON-MENU-ITEM-LIST
contains the menu-items. The BABYLON-MENU-TITLE
is written above the dialogue.
With the ITEM-EXTRACTION-FUNCTION you can
optionally define how to output the items.
You can choose between yes and no.
If you confirm, then the selected menu-items
will be returned as a list, otherwise NILL will
be returned.

example: >(kb-multiple-choose-from-menu
             (instances-of 'city)
             "Which of these cities do you
             want to visit" #'name-of)
        ==>
        gives an OK-dialogue, in which you
        can choose several cities. The cities
        that have been chosen will be returned
        as an objectlist.


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