public void AddItem(int index, ITreeViewItem item)
{
SubCategory category = item as SubCategory;
if (category.IsNullObj())
{
return;
}
SubCategories.Insert(index, category);
}
public void InsertSubCategory(NodeCategoryViewModel newSubCategory)
{
var list = SubCategories.Where(cat => !(cat is ClassesNodeCategoryViewModel));
var nextLargerItemIndex = FindInsertionPointByName(list, newSubCategory.Name);
if (nextLargerItemIndex >= 0)
{
bool hasClasses = SubCategories.FirstOrDefault() is ClassesNodeCategoryViewModel;
var offset = hasClasses ? 1 : 0;
SubCategories.Insert(nextLargerItemIndex + offset, newSubCategory);
}
else
{
SubCategories.Add(newSubCategory);
}
}
public void InsertSubCategory(NodeCategoryViewModel newSubCategory)
{
var first = SubCategories.Select((x, i) => new { x.Name, Idx = i })
.FirstOrDefault(
x =>
string.Compare(
x.Name,
newSubCategory.Name,
StringComparison.Ordinal)
>= 0);
if (first != null)
{
SubCategories.Insert(first.Idx, newSubCategory);
}
else
{
SubCategories.Add(newSubCategory);
}
}