Control.Focused Control.Focused Control.Focused Control.Focused Property

Definición

Obtiene un valor que indica si el control tiene el foco de entrada.Gets a value indicating whether the control has input focus.

public:
 virtual property bool Focused { bool get(); };
[System.ComponentModel.Browsable(false)]
public virtual bool Focused { get; }
member this.Focused : bool
Public Overridable ReadOnly Property Focused As Boolean

Valor de propiedad

true si el control tiene foco; en caso contrario, false.true if the control has focus; otherwise, false.

Ejemplos

El siguiente código de ejemplo se deshabilita un MenuItem si un TextBox no tiene el foco.The following code example disables a MenuItem if a TextBox does not have focus. En este ejemplo requiere que haya un Form con un TextBox denominado textBox1 y dos MenuItem objetos denominados menuItemEdit y menuItemEditInsertCustomerInfo.This example requires that you have a Form with a TextBox named textBox1 and two MenuItem objects named menuItemEdit and menuItemEditInsertCustomerInfo.

private:
   void menuItemEdit_Popup( Object^ /*sender*/, EventArgs^ /*e*/ )
   {
      // Disable the menu item if the text box does not have focus.
      this->menuItemEditInsertCustomerInfo->Enabled = this->textBox1->Focused;
   }
private void menuItemEdit_Popup(object sender, EventArgs e)
{
   // Disable the menu item if the text box does not have focus.
   this.menuItemEditInsertCustomerInfo.Enabled = this.textBox1.Focused;
}
Private Sub menuItemEdit_Popup(sender As Object, _
  e As EventArgs) Handles menuItemEdit.Popup
   ' Disable the menu item if the text box does not have focus.
   Me.menuItemEditInsertCustomerInfo.Enabled = Me.textBox1.Focused
End Sub

Notas a los desarrolladores de herederos

Cuando se reemplaza el Focused propiedad en una clase derivada, utilice la clase base Focused propiedad para extender la implementación base.When overriding the Focused property in a derived class, use the base class's Focused property to extend the base implementation. En caso contrario, debe proporcionar toda la implementación.Otherwise, you must provide all the implementation.

Se aplica a

Consulte también: