Control.BindingContextChanged Control.BindingContextChanged Control.BindingContextChanged Control.BindingContextChanged Event

Definición

Se produce cuando cambia el valor de la propiedad BindingContext.Occurs when the value of the BindingContext property changes.

public:
 event EventHandler ^ BindingContextChanged;
public event EventHandler BindingContextChanged;
member this.BindingContextChanged : EventHandler 
Public Custom Event BindingContextChanged As EventHandler 

Ejemplos

En el ejemplo de código siguiente EventHandler se agrega un delegado al TextBox evento de un control. BindingContextChangedThe following code example adds an EventHandler delegate to the BindingContextChanged event of a TextBox control.

private:
   void AddEventHandler()
   {
      textBox1->BindingContextChanged += gcnew EventHandler(
         this, &Form1::BindingContext_Changed );
   }

   void BindingContext_Changed( Object^ /*sender*/, EventArgs^ /*e*/ )
   {
      Console::WriteLine( "BindingContext changed" );
   }
private void AddEventHandler()
{
   textBox1.BindingContextChanged += new EventHandler(BindingContext_Changed);
}

private void BindingContext_Changed(object sender, EventArgs e)
{
   Console.WriteLine("BindingContext changed");
}
Private Sub AddEventHandler()
    AddHandler textBox1.BindingContextChanged, _
       AddressOf BindingContext_Changed
End Sub    
   
Private Sub BindingContext_Changed(sender As Object, e As EventArgs)
    Console.WriteLine("BindingContext changed")
End Sub

Comentarios

Para agregar un nuevo BindingContext Control al a través de BindingContext la propiedad, vea BindingContext el constructor.To add a new BindingContext to the Control through the BindingContext property, see the BindingContext constructor.

Este evento se desencadena si se BindingContext cambia la propiedad mediante una modificación mediante programación o una interacción del usuario.This event is raised if the BindingContext property is changed is changed by either a programmatic modification or user interaction.

Para obtener más información sobre el manejo de eventos, consulte controlar y provocar eventos.For more information about handling events, see Handling and Raising Events.

Se aplica a

Consulte también: