DatePicker.CalendarOpened Evento

Definición

Espacio de nombres:

System.Windows.Controls

Ensamblado:

PresentationFramework.dll

Se produce cuando se abre el control Calendar desplegable.

public:
 event System::Windows::RoutedEventHandler ^ CalendarOpened;

public event System.Windows.RoutedEventHandler CalendarOpened;

member this.CalendarOpened : System.Windows.RoutedEventHandler 

Public Custom Event CalendarOpened As RoutedEventHandler 

Public Event CalendarOpened As RoutedEventHandler 

Tipo de evento

RoutedEventHandler

Ejemplos

En el ejemplo siguiente se crea y DatePicker se proporcionan instrucciones al usuario. Cuando el usuario abre o cierra , Calendarse actualizan las instrucciones.

<StackPanel>
  <TextBlock Name="textBlock1" 
             Text="Enter a date or click the calendar."/>
  <DatePicker CalendarOpened="DatePicker_CalendarOpened"
              CalendarClosed="DatePicker_CalendarClosed"/>
</StackPanel>

private void DatePicker_CalendarOpened(object sender, RoutedEventArgs e)
{
    textBlock1.Text = "Select a date from the calendar";
}

private void DatePicker_CalendarClosed(object sender, RoutedEventArgs e)
{
    textBlock1.Text = "Enter a date or click the calendar";
}

Private Sub DatePicker_CalendarOpened(
             ByVal sender As System.Object,
             ByVal e As System.Windows.RoutedEventArgs)
    textBlock1.Text = "Select a date from the calendar"
End Sub

Private Sub DatePicker_CalendarClosed(
             ByVal sender As System.Object,
             ByVal e As System.Windows.RoutedEventArgs)
    textBlock1.Text = "Enter a date or click the calendar"
End Sub

Comentarios

Uso de atributos XAML

<DatePicker CalendarOpened="eventhandler"/>