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ListModel observer on its listitems?

Posted by Günther Schmidt on Jan 17, 2005; 9:42am
URL: https://forum.world.st/ListModel-observer-on-its-listitems-tp3372732.html

Hi,

can a listmodel be set to be an events observer of its items?

Maybe in a similar fashion like a set with a sortBlock:?

Like when an item is added send

ListModel add: anItem
        anItem when:#someEvent send:#updateItem: to: self "ListModel" with: anItem

....


and:


ListModel removeItem: anItem

        anItem removeEventsTriggeredFor: self


Günther