'宣言 Protected Overrides Sub OnSelectionChanged( _ ByVal oldCollection As Infragistics.Controls.SelectedCollectionBase(Of NetworkNodeNode), _ ByVal newCollection As Infragistics.Controls.SelectedCollectionBase(Of NetworkNodeNode) _ )
protected override void OnSelectionChanged( Infragistics.Controls.SelectedCollectionBase<NetworkNodeNode> oldCollection, Infragistics.Controls.SelectedCollectionBase<NetworkNodeNode> newCollection )