public override void CustomizeTypesInfo(ITypesInfo typesInfo) { base.CustomizeTypesInfo(typesInfo); AddToAdditionalExportedTypes(XpandSecurityModule.BaseImplNameSpace); var policyRoleTypes = AdditionalExportedTypes.Where(type => typeof(IPermissionPolicyRole).IsAssignableFrom(type)); Type[] types = Application == null?policyRoleTypes.Concat(new[] { typeof(XpandRole) }).ToArray() : new[] { RoleType }; foreach (var type in types) { var typeInfo = typesInfo.FindTypeInfo(type); if (typeInfo?.FindAttribute <OverallCustomizationAllowedAttribute>() != null && typeInfo.FindMember("ModifyLayout") == null) { typeInfo.CreateMember("ModifyLayout", typeof(bool)); } } }