/// <summary>
/// Claculates the id to give the user in the list
/// all of the id's are the rows which the user is written
/// </summary>
/// <returns></returns>
private int CalculateID()
{
int id = 1;
UserList = new ObservableCollection <User>(UserList.OrderBy(i => i)); //sort the list in order to place the new user in correct index
UserListView = (ListCollectionView)CollectionViewSource.GetDefaultView(UserList); // refresh the collection view to allow sorting and filtering
ListFilter.ResetFilter();
for (int i = 0; i < UserList.Count; i++, id++)
{
if (id != UserList[i].ID)
{
id = i + 1;
break;
}
}
return(id);
}
/// <summary>
/// Clears any applied filters to the collection view object
/// </summary>
private void ClearFilter()
{
UserListView.Filter = null;
ListFilter.ResetFilter();
}
