private void ShowHost(Rect?container)
{
//If the current host window is null, create it.
if (_HOST == null)
{
_HOST = new ToastNotificationHost()
{
DisplayOrigin = container
};
_HOST.Show();
_HOST.Closed += _HOST_Closed;
}
//Otherwise, set it's display location and origin.
else
{
_HOST.DisplayOrigin = container;
}
_HOST.Reposition();
//Display the window
if (!_HOST.IsVisible)
{
_HOST.Visibility = Visibility.Visible;
}
}
private static void DisplayOriginChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
ToastNotificationHost host = (ToastNotificationHost)d;
host.Reposition();
}
private void _HOST_Closed(object sender, EventArgs e)
{
//Reset the host.
_HOST.Closed -= _HOST_Closed;
_HOST = null;
}