borrow.aspx.cs

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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 borrow : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["user"].ToString() != "admin")
        {
            add.Enabled = false;
            GridView1.Enabled = false;
        }
        string selectstr = "select * from borrow order by borrowid";
        cha(selectstr);
    }
    protected void add_Click(object sender, EventArgs e)
    {
        try
        {

                clsDB db = new clsDB();
                string insertstr = "insert into borrow values('" + fromnamebox.Text.Trim() + "','" + rolebox.SelectedItem.Value.ToString() + "','" + datebox.Text.Trim() + "'," + jinebox.Text.Trim() + ",'" + yuanyinbox.Text.Trim() + "','" + othersbox.Text.Trim() + "')";
                db.caozuo(insertstr);
                Response.Write("<script language=javascript>alert('添加成功!!')</script>");
                fromnamebox.Text = "";
                datebox.Text = "";
                jinebox.Text = "";
                yuanyinbox.Text = "";
                othersbox.Text = "";

        }
        catch
        {
            Response.Write("<script language=javascript>alert('运行出错!!')</script>");
        }
        
    }
    public void cha(string sqlstr)
    {
        clsDB db = new clsDB();
        SqlConnection con = new SqlConnection(db.connectionstring());
        con.Open();
        SqlDataAdapter adapter = new SqlDataAdapter(sqlstr, con);
        DataSet myset = new DataSet();
        adapter.Fill(myset);
        if (myset.Tables[0].Rows.Count > 0)
        {
            GridView1.DataSource = new DataView(myset.Tables[0]);
            GridView1.DataBind();
            con.Close();
        }