protected override void OnPropertyChanged([CallerMemberName] string propertyName = null)
{
if (propertyName == ItemsSourceProperty.PropertyName)
{
_children.IsReadOnly = ItemsSource != null;
}
else if (propertyName == SelectedItemProperty.PropertyName)
{
UpdateCurrentPage();
}
else if (propertyName == "CurrentPage" && ItemsSource != null)
{
if (CurrentPage == null)
{
SelectedItem = null;
}
else
{
int index = _templatedItems.IndexOf(CurrentPage);
SelectedItem = index != -1 ? _templatedItems.ListProxy[index] : null;
}
}
base.OnPropertyChanged(propertyName);
}
