DataGrid.BackButtonClick Evento

Definición

Espacio de nombres:

System.Windows.Forms

Ensamblado:

System.Windows.Forms.dll

Se produce cuando se hace clic en el botón Back de una tabla secundaria.

public:
 event EventHandler ^ BackButtonClick;

public event EventHandler BackButtonClick;

member this.BackButtonClick : EventHandler 

Public Custom Event BackButtonClick As EventHandler 

Tipo de evento

EventHandler

Ejemplos

En el ejemplo de código siguiente se agrega un controlador de eventos para el BackButtonClick evento.

   // Create an instance of the 'BackButtonClick' EventHandler.
private:
   void CallBackButtonClick()
   {
      myDataGrid->BackButtonClick += gcnew EventHandler( this, &MyDataGrid::Grid_BackClick );
   }

   // Raise the event when 'BackButton' on child table is clicked.
   void Grid_BackClick( Object^ /*sender*/, EventArgs^ /*e*/ )
   {
      // String variable used to show message.
      String^ myString = "BackButtonClick event raised, showing parent table";

      // Show information about Back button.
      MessageBox::Show( myString, "Back button information" );
   }

// Create an instance of the 'BackButtonClick' EventHandler.
private void CallBackButtonClick()
{
   myDataGrid.BackButtonClick += new EventHandler(Grid_BackClick);
}

// Raise the event when 'BackButton' on child table is clicked.
private void Grid_BackClick(object sender, EventArgs e)
{
   // String variable used to show message.
   string myString = "BackButtonClick event raised, showing parent table";
   // Show information about Back button.
   MessageBox.Show(myString, "Back button information");
}

' Create an instance of the 'BackButtonClick' EventHandler.
Private Sub CallBackButtonClick()
   AddHandler myDataGrid.BackButtonClick, AddressOf Grid_BackClick
End Sub


' Raise the event when 'BackButton' on child table is clicked.
 Private Sub Grid_BackClick(ByVal sender As Object, ByVal e As EventArgs)
     ' String variable used to show message.
     Dim myString As String = "BackButtonClick event raised, showing parent table"
     ' Show information about Back button.
     MessageBox.Show(myString, "Back button information")
 End Sub

Comentarios

El Back botón se vuelve visible cuando se muestra una tabla secundaria. Al hacer clic en el botón, la cuadrícula mostrará la tabla primaria.

Consulte también

• AllowNavigation