ToolStripControlHost.KeyPress Event

Definition

Se produce cuando se presiona una tecla mientras el control hospedado tiene el foco.Occurs when a key is pressed while the hosted control has focus.

public:
 event System::Windows::Forms::KeyPressEventHandler ^ KeyPress;
public event System.Windows.Forms.KeyPressEventHandler KeyPress;
member this.KeyPress : System.Windows.Forms.KeyPressEventHandler 
Public Custom Event KeyPress As KeyPressEventHandler 

Examples

En el ejemplo de código siguiente se muestra el uso de este miembro.The following code example demonstrates the use of this member. En el ejemplo, un controlador de eventos informa sobre la aparición del evento KeyPress.In the example, an event handler reports on the occurrence of the KeyPress event. Este informe le ayuda a saber cuándo se produce el evento y puede ayudarle a depurar.This report helps you to learn when the event occurs and can assist you in debugging. Para notificar varios eventos o eventos que se producen con frecuencia, considere la posibilidad de reemplazar MessageBox.Show por Console.WriteLine o anexar el mensaje a un TextBoxmultilínea.To report on multiple events or on events that occur frequently, consider replacing MessageBox.Show with Console.WriteLine or appending the message to a multiline TextBox.

Para ejecutar el código de ejemplo, péguelo en un proyecto que contenga una instancia de tipo ToolStripControlHost denominada ToolStripControlHost1.To run the example code, paste it into a project that contains an instance of type ToolStripControlHost named ToolStripControlHost1. A continuación, asegúrese de que el controlador de eventos está asociado al evento KeyPress.Then ensure that the event handler is associated with the KeyPress event.

private void ToolStripControlHost1_KeyPress(Object sender, KeyPressEventArgs e) {

System.Text.StringBuilder messageBoxCS = new System.Text.StringBuilder();
messageBoxCS.AppendFormat("{0} = {1}", "KeyChar", e.KeyChar );
messageBoxCS.AppendLine();
messageBoxCS.AppendFormat("{0} = {1}", "Handled", e.Handled );
messageBoxCS.AppendLine();
MessageBox.Show(messageBoxCS.ToString(), "KeyPress Event" );
}
Private Sub ToolStripControlHost1_KeyPress(sender as Object, e as KeyPressEventArgs) _ 
     Handles ToolStripControlHost1.KeyPress

    Dim messageBoxVB as New System.Text.StringBuilder()
    messageBoxVB.AppendFormat("{0} = {1}", "KeyChar", e.KeyChar)
    messageBoxVB.AppendLine()
    messageBoxVB.AppendFormat("{0} = {1}", "Handled", e.Handled)
    messageBoxVB.AppendLine()
    MessageBox.Show(messageBoxVB.ToString(),"KeyPress Event")

End Sub

Remarks

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.

Applies to

See also