/// <summary> /// 获得用户名和密码后,点击连接按钮conDB后,查看能否连接数据库 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void conDB_Click(object sender, EventArgs e) { Parameters.dbusername = this.tboxname.Text.Trim(); Parameters.dbpassword = this.tboxpw.Text.Trim(); Parameters.user_info = @"Server = localhost;database = User_info;User ID = " + Parameters.dbusername + ";Password = "******";"; Parameters.event_info = @"Server = localhost;database = Event_info;User ID = " + Parameters.dbusername + ";Password = "******";"; Parameters.spatial_info = @"Server = localhost;database = Spatial_info;User ID = " + Parameters.dbusername + ";Password = "******";"; //测试能否连接数据库 DTConnection conn = new DTConnection(); //显示登录情况 if (conn.TestDBConn()) { this.Hide(); MessageBox.Show("数据库连接成功!"); UILogin log = new UILogin();//打开登录界面 log.Show(); } else { MessageBox.Show("数据库连接失败!"); } }