private void StartTimer()
{
this.StopTimer();
TimeSpan mouseHoverDelay = MouseHover.GetMouseHoverDelay(this.Element);
this.Timer = new DispatcherTimer(mouseHoverDelay, DispatcherPriority.Input, new EventHandler(this.OnTimerTick), this.Element.Dispatcher);
}
private static void DetachHoverMonitor(UIElement element)
{
MouseHover.Monitor mouseHoverMonitor = MouseHover.GetMouseHoverMonitor(element);
if (mouseHoverMonitor != null)
{
mouseHoverMonitor.Dispose();
MouseHover.SetMouseHoverMonitor(element, null);
}
}
private static void OnIsMouseHoverTrackingEnabledChanged(DependencyObject obj, DependencyPropertyChangedEventArgs args)
{
UIElement uIElement = obj as UIElement;
if (uIElement == null)
{
throw new ArgumentException("MouseHover element must be a UIElement.");
}
if ((bool)args.NewValue)
{
MouseHover.AttachHoverMonitor(uIElement);
return;
}
MouseHover.DetachHoverMonitor(uIElement);
}
private static void AttachHoverMonitor(UIElement element)
{
MouseHover.DetachHoverMonitor(element);
MouseHover.SetMouseHoverMonitor(element, new MouseHover.Monitor(element));
}