/// <summary>
/// Reader returns fields:
/// GroupId, GroupName, HasChildren
/// </summary>
public static IDataReader GetListChildGroups(int group_id)
{
if (!CanRead(group_id))
{
throw new AccessDeniedException();
}
return(DBGroup.GetListChildGroups(group_id));
}
private static void GenerateTree(int ParentGroupId, int CurrentLevel, ref DataTable dt)
{
List <GroupInfo> groups = new List <GroupInfo>();
using (IDataReader reader = DBGroup.GetListChildGroups(ParentGroupId))
{
while (reader.Read())
{
GroupInfo gi = new GroupInfo((int)reader["GroupId"], Common.GetWebResourceString(reader["GroupName"].ToString()), (bool)reader["HasChildren"]);
groups.Add(gi);
}
}
// sorting
groups.Sort(delegate(GroupInfo x, GroupInfo y) { return(x.GroupName.CompareTo(y.GroupName)); });
string Prefix = "";
for (int i = 0; i < CurrentLevel; i++)
{
Prefix += " ";
}
CurrentLevel++;
foreach (GroupInfo group in groups)
{
DataRow dr = dt.NewRow();
dr["GroupId"] = group.GroupId;
dr["GroupName"] = Prefix + group.GroupName;
dt.Rows.Add(dr);
if (group.HasChildren)
{
GenerateTree(group.GroupId, CurrentLevel, ref dt);
}
}
}