nethoutai/StudentMange.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;
using CommonLib;

public partial class nethoutai_StudentMange : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

        if (!IsPostBack)
        {
            new DataBind().bindGridView(GridView1,"select * from T_Student");
            Label3.Text = GridView1.Rows.Count.ToString();
        }
    }

    protected void Button1_Click(object sender, EventArgs e)
    {
        string str;
        str = "insert into T_Student (StuID,StuName,PassWord,PersonID,Phone,Sex) values('"+TextBox1.Text+"','"+TextBox3.Text+"','"+TextBox2.Text+"','"+TextBox5.Text+"','"+TextBox4.Text+"','"+RadioButtonList1.SelectedItem.Text+"')";
        new DBExec().execSqlNoQry(str);
        JavaScriptHelper.Alert("学生添加成功！");
        new DataBind().bindGridView(GridView1, "select * from T_Student");
        Label3.Text = GridView1.Rows.Count.ToString();

    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        TextBox1.Text = "";
        TextBox2.Text = "";
        TextBox3.Text = "";
        TextBox4.Text = "";
        TextBox5.Text = "";
     
    }
    protected void Button3_Click(object sender, EventArgs e)
    {
        string strsql;
        if (DropDownList3.SelectedItem.Text == "学号")
        {
            strsql = "select * from T_Student where StuID='" + TextBox7.Text + "'";
            new DataBind().bindGridView(GridView1, strsql);
            ;
        }
        else
        {
            strsql = "select * from T_Student where StuName='" + TextBox7.Text + "'";
            new DataBind().bindGridView(GridView1, strsql);
        }
        Label3.Text = GridView1.Rows.Count.ToString();
    }