public void Deactivate()
{
_isActive = false;
_handler.UnloadItems();
// This is called only right before XamlMarkupHelper.UnloadObject
// so we can safely clean up any kind of anything from here.
_zoomer.Release();
Bindings.StopTracking();
}
private void OnClosing(ContentDialog sender, ContentDialogClosingEventArgs args)
{
_handler.UnloadItems();
_zoomer.Release();
}
