Updating a hierarchical list...

Elod Kironsky kironsky at grisoft.cz
Mon Apr 10 09:33:28 UTC 2006


No, because I haven't got the slightest idea how those things work. 
Maybe somebody could help me :-)

Elod

>Hi Elod, have you considered the Smalltalk dependency mechanism, the
>more general Listener pattern or even Notifications?
>
>Good luck..
>
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>>Yes, that is clear to me. The problem is, that the objects inside the
>>
>>list have no reference to the model (AbstractHierarchicalList), so
>>they 
>>cannot send changed: #getList. Is there a way, that i just fire and 
>>event or message into the "Squeak world" and every object just gets
>>it 
>>and can react if it wants to?
>>
>>Elod
>>
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