Re-sort WPF DataGrid after bounded Data has changed

Question

I am looking for a way to re-sort my DataGrid when the underlying data has changed.

(The setting is quite standard: Th

Answer 1

This is more for clarification than it is an answer, but WPF always binds to an ICollectionView and not the source collection. CollectionViewSource is just a mechanism used to create/retrieve the collection view.

Here's a great resource about the topic which should help you make better use of collection views in WPF: http://bea.stollnitz.com/blog/?p=387

Using CollectionViewSource in XAML can actually simplify your code some:

    
      
        
      
    


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Some people argue that when following the MVVM pattern, the view model should always expose the collection view but in my opinion, it just depends on the use case. If the view model is never going to directly interact with the collection view, it's just easier to configure it in XAML.