'宣言 Public Function New( _ ByVal index As Integer, _ ByVal item As FieldChooserItem, _ ByVal newAreaItem As Infragistics.Olap.IAreaItemViewModel, _ ByVal targetCollection As IList(Of IAreaItemViewModel) _ )
public FieldChooserDataSourceUpdateEventArgs( int index, FieldChooserItem item, Infragistics.Olap.IAreaItemViewModel newAreaItem, IList<IAreaItemViewModel> targetCollection )