company_manage.aspx.cs

基于JSP+SQL Sever2000+Tomcat的网络服务器体系结构开发技术和对数据库技术的进一步了解以及对政府网站的调查研究

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 Bedrock_Company_manage : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if(!IsPostBack)
        {
            if (Convert.ToString(Session["username"]) == "")
            {
                Response.Write("<script language=javascript>alert('请登录');location='../login.aspx'</script>");
            }
            this.bind();
        }
    }
    public void bind()
    {
        SqlConnection strcon = new SqlConnection(System.Configuration.ConfigurationManager.AppSettings["strcon"]);
        strcon.Open();
        SqlDataAdapter sda = new SqlDataAdapter("select * from tb_Company order by id desc", strcon);
        DataSet ds = new DataSet();
        sda.Fill(ds,"tb_Company");
        GridView1.DataSource = ds.Tables["tb_Company"];
        GridView1.DataKeyNames = new string[] {"id"};
        GridView1.DataBind();
    }
    protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GridView1.PageIndex = e.NewPageIndex;
        this.bind();
    }
    protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        SqlConnection strcon = new SqlConnection(System.Configuration.ConfigurationManager.AppSettings["strcon"]);
        strcon.Open();
        string id = GridView1.DataKeys[e.RowIndex].Value.ToString();
        SqlCommand scd = new SqlCommand("delete from tb_Company where id="+id,strcon);
        scd.ExecuteNonQuery();
        scd.CommandText = "delete from tb_Stock where ClientId=" + id;
        scd.ExecuteNonQuery();
        this.bind();

    }
    protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
    {
        string id = GridView1.DataKeys[e.NewEditIndex].Value.ToString();
        Response.Write("<script>window.open('Company_open.aspx?id=" + id + "','','width=450,height=450')</script>");
        Response.Write("<script>location='javascript:history.go(-1)'</script>");
    }
}