public PatternEditorUI()
{
InitializeComponent();
Editor = Gui_.FindVisualChild <PatternEditor>((DependencyObject)Content) ?? throw new Exception("Expected a pattern editor child control");
Cancel = Command.Create(this, CancelInternal);
Accept = Command.Create(this, AcceptInternal);
DataContext = this;
}
private static void HideTextBox_Changed(DependencyObject obj)
{
if (obj is DatePicker dp)
{
dp.Loaded -= OnLoaded;
dp.Loaded += OnLoaded;
void OnLoaded(object sender, RoutedEventArgs e)
{
var tb = Gui_.FindVisualChild <DatePickerTextBox>(obj);
if (tb != null)
{
tb.Visibility = GetHideTextBox(obj) ? Visibility.Collapsed : Visibility.Visible;
}
}
}
}
private static void Watermark_Changed(DependencyObject obj)
{
// The water mark is the text displayed before a date has been selected
if (obj is DatePicker dp)
{
dp.Loaded -= ChangeWatermark;
dp.Loaded += ChangeWatermark;
void ChangeWatermark(object sender, RoutedEventArgs e)
{
var tb = Gui_.FindVisualChild <DatePickerTextBox>(obj);
if (tb != null)
{
tb.Text = GetWatermark(obj);
}
}
}
}