private void GetGroups() { _relatedGroups = new List <RealatedGroupView>(); _groups = new List <GroupView>(); foreach (var group in _usersGroupsDataLayer.GetGroups()) { _relatedGroups.Add(new RealatedGroupView(group, false)); _groups.Add(new GroupView(group)); } groupsView.DataSource = _groups; relatedGroupsView.DataSource = _relatedGroups; relatedGroupsView.Columns["AssignedPermissions"].Visible = false; relatedGroupsView.Refresh(); groupsView.DataSource = _groups; groupsView.Columns["AssignedPermissions"].Visible = false; groupsView.Refresh(); }