DataTable.OnPropertyChanging(PropertyChangedEventArgs) DataTable.OnPropertyChanging(PropertyChangedEventArgs) DataTable.OnPropertyChanging(PropertyChangedEventArgs) DataTable.OnPropertyChanging(PropertyChangedEventArgs) Method

Definición

Genera el evento PropertyChanged.Raises the PropertyChanged event.

protected public:
 virtual void OnPropertyChanging(System::ComponentModel::PropertyChangedEventArgs ^ pcevent);
protected internal virtual void OnPropertyChanging (System.ComponentModel.PropertyChangedEventArgs pcevent);
abstract member OnPropertyChanging : System.ComponentModel.PropertyChangedEventArgs -> unit
override this.OnPropertyChanging : System.ComponentModel.PropertyChangedEventArgs -> unit
Protected Friend Overridable Sub OnPropertyChanging (pcevent As PropertyChangedEventArgs)

Parámetros

Comentarios

Cuando se genera un evento, se invoca el controlador de eventos a través de un delegado.Raising an event invokes the event handler through a delegate. Para obtener información general, consulte controlar y provocar eventos.For an overview, see Handling and Raising Events.

Notas a los desarrolladores de herederos

Al reemplazar OnPropertyChanging(PropertyChangedEventArgs) en una clase derivada, asegúrese de llamar al método de OnPropertyChanging(PropertyChangedEventArgs) la clase base.When overriding OnPropertyChanging(PropertyChangedEventArgs) in a derived class, be sure to call the base class's OnPropertyChanging(PropertyChangedEventArgs) method.

Se aplica a

Consulte también: