TemplateControl.Construct TemplateControl.Construct TemplateControl.Construct TemplateControl.Construct Method

Definición

Ejecuta la lógica en tiempo de diseño.Performs design-time logic.

protected:
 virtual void Construct();
protected virtual void Construct ();
abstract member Construct : unit -> unit
override this.Construct : unit -> unit
Protected Overridable Sub Construct ()

Ejemplos

En el ejemplo de código siguiente se muestra cómo Construct invalidar el método de un control personalizado que se TemplateControl deriva de la clase.The following code example demonstrates how to override the Construct method of a custom control that is derived from the TemplateControl class.

Para obtener la definición completa de MyControl la clase, TemplateControlvea.For the full definition of the MyControl class, see TemplateControl.

// Create an event for this user control
public event System.EventHandler myControl;

// Override the default constructor.
protected override void Construct()
{
    // Specify the handler for the OnInit method.
    this.myControl += new EventHandler(MyInit);
}

protected override void OnInit(EventArgs e)
{
    myControl(this, e);
    Response.Write("The OnInit() method is used to raise the Init event.");
}

// Use the MyInit handler to set the Message property
void MyInit(object sender, System.EventArgs e)
{
    Message = "Hello World!";
}
' Create an event for this user control
Public Event myControl As System.EventHandler

' Override the default constructor.
Protected Overrides Sub Construct()
    ' Specify the handler for the OnInit method.
    AddHandler Me.myControl, AddressOf MyInit
End Sub

Protected Overrides Sub OnInit(ByVal e As EventArgs)
    RaiseEvent myControl(Me, e)
    Response.Write("The OnInit() method is used to raise the Init event.")
End Sub


' Use the MyInit handler to set the Message property
Sub MyInit(ByVal sender As Object, ByVal e As System.EventArgs)
    Message = "Hello World!"
End Sub

Comentarios

El Construct método permite la ejecución de código en tiempo de Page diseño UserControl de los controles y.The Construct method allows design-time code execution of the Page and UserControl controls.

Se aplica a

Consulte también: