static Overlay()
{
EventManager.RegisterClassHandler(typeof(UIElement), FrameworkElement.SizeChangedEvent, new RoutedEventHandler(OnSizeChanged));
Loaded.Track();
EventManager.RegisterClassHandler(typeof(UIElement), FrameworkElement.LoadedEvent, new RoutedEventHandler(OnLoaded));
EventManager.RegisterClassHandler(typeof(UIElement), FrameworkElement.UnloadedEvent, new RoutedEventHandler(OnUnLoaded));
EventManager.RegisterClassHandler(typeof(UIElement), Visible.IsVisibleChangedEvent, new RoutedEventHandler(OnIsVisibleChanged));
}
static Watermark()
{
EventManager.RegisterClassHandler(typeof(TextBox), FrameworkElement.SizeChangedEvent, new RoutedEventHandler(OnSizeChanged));
Loaded.Track();
EventManager.RegisterClassHandler(typeof(TextBox), FrameworkElement.LoadedEvent, new RoutedEventHandler(OnLoaded));
EventManager.RegisterClassHandler(typeof(TextBox), FrameworkElement.UnloadedEvent, new RoutedEventHandler(OnUnLoaded));
EventManager.RegisterClassHandler(typeof(TextBox), Visible.IsVisibleChangedEvent, new RoutedEventHandler(OnIsVisibleChanged));
EventManager.RegisterClassHandler(typeof(TextBox), UIElement.GotKeyboardFocusEvent, new RoutedEventHandler(OnGotKeyboardFocus));
EventManager.RegisterClassHandler(typeof(TextBox), UIElement.LostKeyboardFocusEvent, new RoutedEventHandler(OnLostKeyboardFocus));
EventManager.RegisterClassHandler(typeof(TextBox), TextBoxBase.TextChangedEvent, new RoutedEventHandler(OnTextChanged));
}