private void FillAssgnCheckedListBox(IEnumerable <string> activeCats)
{
List <string> prevUnchecked = new List <string>();
List <string> prevExisted = new List <string>();
foreach (var item in CheckedListBoxAssignments.Items)
{
prevExisted.Add(item.ToString());
if (!CheckedListBoxAssignments.CheckedItems.Contains(item))
{
prevUnchecked.Add(item.ToString());
}
}
CheckedListBoxAssignments.Items.Clear();
List <string> assgnsInCats = new List <string>();
foreach (var item in activeCats)
{
int index = _schoolClass.CatExists(item);
Assignment[] tempAssgns = _schoolClass.GetAssgnsInCat(index);
foreach (Assignment assgn in tempAssgns)
{
assgnsInCats.Add(assgn.name);
}
}
foreach (string assgnName in assgnsInCats)
{
CheckedListBoxAssignments.Items.Add(assgnName);
if (prevExisted.Contains(assgnName))
{
CheckedListBoxAssignments.SetItemChecked(CheckedListBoxAssignments.Items.IndexOf(assgnName),
!prevUnchecked.Contains(assgnName));
}
else
{
CheckedListBoxAssignments.SetItemChecked(CheckedListBoxAssignments.Items.IndexOf(assgnName), true);
}
}
}
