private static void UpdateVisibility(ThemeModel themeModel, ThemeTreeItem item)
{
ThemeItemModel themeItemModel = item as ThemeItemModel;
if (themeItemModel != null)
{
if (themeModel.HideDefaultItems)
{
themeItemModel.Visibility = themeItemModel.IsDefault ? Visibility.Collapsed : Visibility.Visible;
}
else
{
themeItemModel.Visibility = Visibility.Visible;
}
}
else
{
ThemeItemCategoryModel itemCategoryModel = item as ThemeItemCategoryModel;
if (itemCategoryModel == null)
{
return;
}
foreach (ThemeTreeItem themeTreeItem in (Collection <ThemeTreeItem>)itemCategoryModel.Children)
{
ThemeModel.UpdateVisibility(themeModel, themeTreeItem);
}
if (Enumerable.FirstOrDefault <ThemeTreeItem>((IEnumerable <ThemeTreeItem>)itemCategoryModel.Children, (Func <ThemeTreeItem, bool>)(o => o.Visibility != Visibility.Collapsed)) == null)
{
itemCategoryModel.Visibility = Visibility.Collapsed;
}
else
{
itemCategoryModel.Visibility = Visibility.Visible;
}
}
}
public void UpdateVisibility()
{
ThemeModel.UpdateVisibility(this, (ThemeTreeItem)this);
}
