login.cs

医药连锁软件源码,设计说明 需求说明请联系:[e-mail]

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using SetServer;
using System.IO;
using System.Data.SqlClient;
namespace xlsb
{
  
    public partial class login : Form
    {
     
        public login()
        {
            InitializeComponent();
        }

        private void button5_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void button1_Click(object sender, EventArgs e)
        {
           SetForm  newsetform = new SetForm();
           newsetform.Show();
        }

        private void login_Load(object sender, EventArgs e)
        {
            string strname="";
            int Len_Num=0;
            if (File.Exists("conn.ini"))
            {
                button1.Enabled = false;
                button2.Enabled = true;
                FileStream fs = new FileStream("conn.ini", FileMode.Open, FileAccess.Read);
                StreamReader strmread = new StreamReader(fs);
                while (strmread.Peek()!=-1)
                {
                   strname = strmread.ReadLine();
                    Len_Num =strname.Length;
                       if (Len_Num >= 7)
                       {
                           if (strname.Substring(0, 7).ToString() == "server=")
                               main.servername = strname.Substring(7, (strname.Length-7)).ToString();
                       }
                       if (strname.Substring(0, 3).ToString() == "sa=")
                           main.saname = strname.Substring(3, (strname.Length-3)).ToString();
                       if (Len_Num >= 9)
                       {

                           if (strname.Substring(0, 9).ToString() == "paasword=")
                               main.pass = strname.Substring(9, (strname.Length-9)).ToString();
                       }
                  }
                strmread.Close();
                if (treeView1.Nodes.Count == 1)
                {
                    treeView1.SelectedNode = treeView1.Nodes[0];  
                    TreeNode tmp;
                    tmp = new TreeNode(main.servername);
                    //在TreeView组件中加入子节点 
                    treeView1.SelectedNode.Nodes.Add(tmp);
                    treeView1.SelectedNode = tmp;
                    treeView1.ExpandAll(); 
                }
                SqlConnection myConnection = new SqlConnection("Data Source="+main.servername+";Initial Catalog=master;Persist Security Info=True;User ID="+main.saname+";Password="+main.pass);
                myConnection.Open();
                SqlDataAdapter da = new SqlDataAdapter("select   medname,dbname   from   KINGSOFMED", myConnection);
                DataSet ds = new DataSet();
                da.Fill(ds);
                dataGridView1.DataSource = ds.Tables[0].DefaultView;
                //dataGridView1.
            }
            else
            {
                button1.Enabled = true;
                button2.Enabled = false;
            }
        }

        private void dataGridView1_CellClick(object sender, DataGridViewCellEventArgs e)
        {
            main.dbname=dataGridView1.CurrentRow.Cells[1].Value.ToString(); 
            pasform newpaform = new pasform();
            newpaform.Show();
        }

        private void button4_Click(object sender, EventArgs e)
        {
            dataGridView1_CellClick(null,null);
        }
    }
}