default.aspx.cs

这是asp.net^和Visual C++Sharp编写的串并口通讯的书籍 源代码

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;  //添加的引用

public partial class Index : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        string cmdtxt2 = "SELECT * FROM 访问量表";
        SqlConnection Con = new SqlConnection(ConfigurationManager.AppSettings["ConSql"]);
        Con.Open();
        SqlDataAdapter da = new SqlDataAdapter(cmdtxt2,Con);
        DataSet ds = new DataSet();
        da.Fill(ds);
        this.GridView1.DataSource = ds;
        this.GridView1.DataBind();
    }

    protected void btnFind_Click(object sender, EventArgs e)
    {
        if (this.txtKeyWord.Text == "")
        {
            Response.Write("<script language=javascript>alert('关键字不能为空！');location='Default.aspx'</script>");
            return;
        }
        string cmdtxt2 = "SELECT * FROM 访问量表 WHERE ShowYear LIKE '%" + this.txtKeyWord.Text.Trim() + "%'";
        SqlConnection Con = new SqlConnection(ConfigurationManager.AppSettings["ConSql"]);
        Con.Open();
        SqlDataAdapter da = new SqlDataAdapter(cmdtxt2, Con);
        DataSet ds = new DataSet();
        da.Fill(ds);
        this.GridView1.DataSource = ds;
        this.GridView1.DataBind();
    }
    protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        this.GridView1.PageIndex = e.NewPageIndex;
        this.GridView1.DataBind();
    }
}