public override void OnValueChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e) { // Get the caller var passwordBox = sender as PasswordBox; // Make sure it is a PasswordBox object if (passwordBox == null) { return; } // Remove any previous events passwordBox.PasswordChanged -= PasswordBox_PasswordChanged; // If the caller set MonitorPassword to true... if ((bool)e.NewValue) { // Set default value HasTextProperty.SetValue(passwordBox); // Start listening out for password changes passwordBox.PasswordChanged += PasswordBox_PasswordChanged; } }
/// <summary> /// Fires when the <see cref="PasswordBox"/> password value is changed /// </summary> /// <param name="sender">The caller</param> /// <param name="e">Th event attached arguments</param> private void PasswordBox_PasswordChanged(object sender, RoutedEventArgs e) { HasTextProperty.SetValue((PasswordBox)sender); }