Can i make TreeView remember its structure when raising OnPropertyChanged?

Posted by Erik on Stack Overflow See other posts from Stack Overflow or by Erik
Published on 2010-06-10T09:59:46Z Indexed on 2010/06/10 10:02 UTC
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wpf

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mvvm

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treeview

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selecteditem

Is it possible to not reset the nodes which are open and closed when the OnPropertyChanged-event is fired and the TreeView updates is ItemsSource?

If i add an object now, all nodes collapses!

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