This class encapsulates the data for the OnPropertyChanging( ) event raised by the System.Data.DataSet , System.Data.DataTable , and System.Data.DataColumn classes. You can determine the PropertyName of the property that changed. public class PropertyChangedEventArgs : EventArgs { // Public Constructors public PropertyChangedEventArgs (string propertyName ); // Public Instance Properties public virtual string PropertyName {get; } } HierarchySystem.Object System.EventArgs PropertyChangedEventArgs Passed ToPropertyChangedEventHandler.{BeginInvoke() , Invoke()} |