private static void OnPasswordPropertyChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
{
if (!(sender is PasswordBox passwordBox))
{
return;
}
passwordBox.PasswordChanged -= PasswordBoxOnPasswordChanged;
if ((bool)e.NewValue != true)
{
return;
}
FlagHasTextAttachedProperty.SetHasText(passwordBox, false);
passwordBox.PasswordChanged += PasswordBoxOnPasswordChanged;
}
private static void PasswordBoxOnPasswordChanged(object sender, RoutedEventArgs e)
{
var pwbPassword = sender as PasswordBox;
FlagHasTextAttachedProperty.SetHasText(pwbPassword, pwbPassword?.Password.Length > 0);
}