admin/DuoList.aspx.cs

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

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;

public partial class admin_DuoList : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            string sql = "select * from tb_Lesson";
            DataTable dt = Exam.SqlHelper.ExecuteDataset(BaseClass.DBCon(), CommandType.Text, sql).Tables[0];
            if (dt != null && dt.Rows.Count > 0)
            {
                this.ddlkm.DataSource = dt;
                this.ddlkm.DataTextField = "LessonName";
                this.ddlkm.DataValueField = "ID";
                this.ddlkm.DataBind();
            }
            else
            {
                ddlkm.DataSource = null;
                ddlkm.DataBind();
            }
            ddlkm.Items.Insert(0, new ListItem("请选择科目", "0"));
            BindMoKuai();
            BindList();
        }
    }
    protected void ddlkm_SelectedIndexChanged(object sender, EventArgs e)
    {
        BindMoKuai();
    }
    private void BindMoKuai()
    {
        string sql = "select * from Exam_MoKuai where KeMuId=" + ddlkm.SelectedValue + "";
        DataTable dt = Exam.SqlHelper.ExecuteDataset(BaseClass.DBCon(), CommandType.Text, sql).Tables[0];
        MoKuaiList.Items.Clear();
        if (dt != null && dt.Rows.Count > 0)
        {
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                ListItem li = new ListItem(dt.Rows[i]["XiangMuName"].ToString() + "-" + dt.Rows[i]["XiangMuTitle"].ToString(), dt.Rows[i]["id"].ToString());
                MoKuaiList.Items.Add(li);
            }
        }
        else
        {
            ListItem li = new ListItem("请选择", "0");
            MoKuaiList.Items.Add(li);
        }
    }