using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; using System.Configuration; using System.Data.SqlClient; using MESClassLibrary.BLL.BasicInfo; namespace InjectionSearch { public partial class FrmLogin : Form { public FrmLogin() { InitializeComponent(); StartPosition = FormStartPosition.CenterScreen; } private void button1_Click(object sender, EventArgs e) { Login(); } private void Login() { string stationID = ""; Program.station = ConfigurationManager.AppSettings["Station"].ToString(); Program.StationID = ConfigurationManager.AppSettings["StationID"].ToString(); OpenDb(); #region 判断输入合法性 if (textBox1.Text.Trim() == "") { MessageBox.Show("用户名不能为空!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information); textBox1.Focus(); return; } if (textBox2.Text.Trim() == "") { MessageBox.Show("密码不能为空!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information); textBox1.Focus(); return; } #endregion StationBLL sbll = new StationBLL(); DataTable sdt = sbll.SearchInfoByNo(Program.station); if (sdt != null && sdt.Rows.Count > 0) { stationID = sdt.Rows[0]["StationID"].ToString(); } sdt.Dispose(); Program.OperatorName = textBox1.Text.Trim(); OperatorBLL bll = new OperatorBLL(); DataTable dt = bll.SearchInfoByNameAndPsw(textBox1.Text.Trim(), stationID, textBox2.Text.Trim()); if (dt != null && dt.Rows.Count > 0) { Form fr = new FrmBarCodeSearch2408(); fr.Show(); this.Hide(); } else { } } private bool OpenDb() { bool OpenDb = false; string value = ConfigurationManager.ConnectionStrings["SqlConnString"].ToString(); Program.DBConn = new SqlConnection(value); if (Program.DBConn.State.ToString().ToUpper() == "OPEN") Program.DBConn.Close(); try { Program.DBConn.Open(); } catch (Exception Err) { if (Err != null) { MessageBox.Show("数据库连接失败,请检查网络连接,并重新连接!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information); return OpenDb; } } OpenDb = true; return OpenDb; } private void textBox2_KeyDown(object sender, KeyEventArgs e) { if (e.KeyCode == Keys.Enter) { Login(); } } private void FrmLogin_Load(object sender, EventArgs e) { var serverUrl = "http://10.60.101.59:8013/"; var updateXmlFileName = "InjectionSearchUpdate.xml"; var updater = new AutoUpdater(); if (updater.CheckUpdateLoad(serverUrl, updateXmlFileName)) { Environment.Exit(0); } } } }