HyperLesson/Student/Chosen-S.aspx.cs

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using BLL;
using Model;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace HyperLesson
{
    public partial class Chosen_S : System.Web.UI.Page
    {
        //数据绑定
        private void Bind()
        {
            student stu = new student()
            {
                StudentNum = (Session["userinfo"] as student).StudentNum
            };
            GridView1.DataSource = ChosenManager.getList(stu);
            GridView1.DataBind();
        }
        //跳转页面
        protected void Turn_Click(object sender, EventArgs e)
        {
            if(((TextBox)GridView1.BottomPagerRow.FindControl("txtGoPage")).Text=="")
            {
                Response.Write("<script>alert('请输入需要跳转的页码！')</script>");
                return;
            }
            GridView1.PageIndex = int.Parse(((TextBox)GridView1.BottomPagerRow.FindControl("txtGoPage")).Text) - 1;
            Bind();
        }
        protected void Page_Load(object sender, EventArgs e)
        {
            
            if (!IsPostBack)
            {
                Bind();
                Session["nowMax"]=this.GridView1.Rows.Count;
            }
        }
        //分页
        protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
        {
            this.GridView1.PageIndex = e.NewPageIndex;
            Bind();
        }
    }
}