private void TogglePinned_Tap(object sender, System.Windows.Input.GestureEventArgs e)
{
var context = (sender as FrameworkElement).DataContext;
var forum = context as ForumDataSource;
forum.IsPinned = !forum.IsPinned;
PinnedItemsManager.NotifyObservers(forum);
}
private void UnpinMenu_Tap(object sender, System.Windows.Input.GestureEventArgs e)
{
var context = sender as FrameworkElement;
var pin = context as IPinnable;
pin.IsPinned = false;
PinnedItemsManager.NotifyObservers(pin);
}