private bool TestConnection() { IDataAccess acc = new FT.DAL.Access.AccessDataHelper("Provider=Microsoft.Jet.OLEDB.4.0;Persist Security Info=true;Data Source=\\\\" + this.txtIp.Text.Trim() + "\\db\\db.mdb;Jet OLEDB:Database Password=SQL"); try { if (acc.Open()) { MessageBox.Show("测试成功!", "提示"); acc.Close(); return(true); } else { MessageBox.Show("测试失败!", "提示"); } } catch (Exception ex) { MessageBox.Show(ex.ToString()); } return(false); }