protected void tvwMenus_NodeClick(object sender, RadTreeNodeEventArgs e) { if (e.Node.Nodes.Count == 0 && Convert.ToInt32(e.Node.Category) != 0) { int menuID = Convert.ToInt32(e.Node.Value); var roleMenu = SecurityService.GetRolePrivilege(menuID, RowID); SetPrivilegeOptions(roleMenu); cblPrivilege.Visible = btnSave.Visible = true; cblPrivilege.Items.FindByValue("C").Enabled = Convert.ToInt32(e.Node.Category) != 2; cblPrivilege.Items.FindByValue("D").Enabled = Convert.ToInt32(e.Node.Category) != 2; } else { cblPrivilege.Visible = btnSave.Visible = false; } }