private void InitExistGridView() { RoleBll roleBll = new RoleBll(); RoleInfo roleInfo = roleBll.GetRoleById(RoleId); if (roleInfo != null) { lblCurrentRoleName.Text = roleInfo.RoleName; } UserInfoBll userBll = new UserInfoBll(); List<UserInfo> userList = userBll.GetUserListByRoleId(RoleId); if (userList.Count > 0) { gvExistsUserList.DataSource = userList; gvExistsUserList.DataBind(); } else { BindNotRecord(gvExistsUserList); } }