/// <summary> /// 删除用户所属店铺按钮 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void BT_DeleteUserFromShop_Click(object sender, EventArgs e) { if (TB_UserInShop.Text != "") { UserManager_Clinent.UserDropShop_UserID((Guid)List_ShopInfo.Where(P => P.UserName == LB_User.SelectedItem.ToString()).Single().UserId); } else { MessageBox.Show("该用户不属于任何店铺"); } List_ShopInfo = UserManager_Clinent.GetAllShops(null, null, null).ToList(); LB_User_SelectedIndexChanged(null, null); }