Xceed Toolkit Plus for WPF v5.0 Documentation
The following example demonstrates how to subscribe to the CollectionChanged event of the DataGridCollectionView.SortDescriptions collection's INotifyCollectionChanged interface implementation to be notified when sorting applied to a grid's columns changes.
| VB.NET |
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Protected Overrides Sub OnInitialized(ByVal e As EventArgs) MyBase.OnInitialized(e) Dim view As DataGridCollectionView = TryCast(Me.OrdersGrid.ItemsSource, DataGridCollectionView) AddHandler (CType(view.SortDescriptions, INotifyCollectionChanged)).CollectionChanged, AddressOf SortCollectionChanged End Sub Private Sub SortCollectionChanged(ByVal sender As Object, ByVal e As NotifyCollectionChangedEventArgs) Debug.WriteLine("Sort changed") End Sub | |
| C# |
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protected override void OnInitialized( EventArgs e ) { base.OnInitialized( e ); DataGridCollectionView view = this.OrdersGrid.ItemsSource as DataGridCollectionView; ( ( INotifyCollectionChanged )view.SortDescriptions ).CollectionChanged += new NotifyCollectionChangedEventHandler( this.SortCollectionChanged ); } private void SortCollectionChanged( object sender, NotifyCollectionChangedEventArgs e ) { Debug.WriteLine( "Sort changed" ); } | |