editghdw.aspx.cs

仓库管理系统源码

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
public partial class Editghdw : System.Web.UI.Page
{
    private readonly string SqlConnectionString = ConfigurationManager.AppSettings["ConnectionString"].ToString();
    private string BID;
    private int strID
    {
        get
        {
            return Convert.ToInt32(ViewState["_BID"]);
        }
        set
        {
            ViewState["_BID"] = Request.QueryString["BID"];
        }
    }
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            BID = Request["BID"].ToString();
            BindData(BID);
        }
    }
    private void BindData(string BID)
    {
        string sqlstr;
        sqlstr = "select * from ghdw where gongID='" + BID + "'";
        SqlConnection scon = new SqlConnection(ConfigurationManager.AppSettings["ConnectionString"]);
        SqlCommand scm = new SqlCommand(sqlstr, scon);
        //打开数据库并执行查询操作 
        scon.Open();
        SqlDataReader dr = scm.ExecuteReader();
        if (dr.Read())
        {
            this.TextBox1.Text = dr["Bianma"].ToString();
            this.TextBox2.Text = dr["Name"].ToString();
            this.TextBox3.Text = dr["Address"].ToString();
            this.TextBox4.Text = dr["tel"].ToString();
            this.TextBox5.Text = dr["person"].ToString();
        }
        //关闭数据库的连接
        dr.Close();
        scon.Close();
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        if (kong())
        {
            //定义变量
            string bbb = Request.QueryString["BID"];
            string aa, bb, cc,dd,ee;
            aa = this.TextBox1.Text;
            bb = this.TextBox2.Text;
            cc = this.TextBox3.Text;
            dd = this.TextBox4.Text;
            ee = this.TextBox5.Text;
            SqlConnection scon = new SqlConnection(ConfigurationManager.AppSettings["ConnectionString"]);
            scon.Open();
            SqlCommand scmd = new SqlCommand("update ghdw set Bianma='" + aa + "',Address='" + cc + "',Name='" + bb + "',person='" + ee + "',tel='" + dd + "' where gongID='" + bbb + "'", scon);
            scmd.ExecuteNonQuery();
            scmd.Dispose();
            scon.Close();
            Response.Write("<script language='javascript'>alert('修改成功！');</script>");
            Server.Transfer("manageghdw.aspx");
        }
    }
    private bool kong()
    {
        if (this.TextBox1.Text == "")
        {
            Response.Write("<script language='javascript'>alert('单位编码不能为空！');</script>");
            return false;
        }
        else
        {
            if (this.TextBox2.Text == "")
            {
                Response.Write("<script language='javascript'>alert('单位名称不能为空！');</script>");
                return false;
            }
            else
            {
                return true;
            }
        }
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        Server.Transfer("manageghdw.aspx");
    }
}