//private string property;
public SortIndex(DBTable list, string property)
{
this.row = list.NewItem(DBUpdateState.Default);
this.list = list;
//this.property = property;
if (list.Columns.Contains(property))
{
column = list.Columns[property];
comparer = column.CreateComparer(ListSortDirection.Ascending);
}
else
{
comparer = new InvokerComparer(typeof(DBItem), property, ListSortDirection.Ascending);
}
Refresh();
}
public List <DBGroup <T> > GroupBy(DBColumn column)
{
items.Sort((IComparer <T>)column.CreateComparer(ListSortDirection.Ascending));
var groups = new List <DBGroup <T> >();
DBGroup <T> group = null;
foreach (T item in items)
{
if (group == null || !group.Value.Equals(item[column]))
{
group = new DBGroup <T> {
Value = item[column]
};
groups.Add(group);
}
group.List.Add(item);
}
return(groups);
}
