DataGrid.BackButtonClick Événement

Définition

Espace de noms:

System.Windows.Forms

Assembly:

System.Windows.Forms.dll

Se produit suite à un clic sur le bouton de Back d'une table enfant.

public:
 event EventHandler ^ BackButtonClick;

public event EventHandler BackButtonClick;

member this.BackButtonClick : EventHandler 

Public Custom Event BackButtonClick As EventHandler 

Type d'événement

EventHandler

Exemples

L’exemple de code suivant ajoute un gestionnaire d’événements pour l’événement BackButtonClick .

   // 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

Remarques

Le Back bouton devient visible lorsqu’une table enfant est affichée. Si vous cliquez sur le bouton, la grille affiche la table parente.

Voir aussi

• AllowNavigation