modifyxz.aspx.cs

本系统实现了网上考试的目的

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 ModifyXZ : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            string classifyID = Convert.ToString(Session["ClassifyID"]);
            tbClassifyID.Text = classifyID;
            if (tbClassifyID.Text == "")
            {
                lbOldClassifyID.Visible = true;
                lbOldClassifyName.Visible = true;
                ddlClassifyID.Visible = true;
                tbClassifyName.Visible = true;
                Label1.Visible = true;
                Label2.Visible = true;
                ddlClassifyID.Items.Add("请选择");
                DataSet ds = new DataSet();
                ds = (new UserDB()).getClassifyID();
                foreach (DataRow row in ds.Tables[0].Rows)
                {
                    ddlClassifyID.Items.Add(row["ClassifyID"].ToString());
                }
            }
            else
            {
                lbOldClassifyID.Visible = true;
                lbOldClassifyName.Visible = true;
                ddlClassifyID.Visible = false;
                tbClassifyName.Visible = false;
                Label1.Visible = false;
                Label2.Visible = false;
            }
            string ID = Request.Params["ID"];
            DataSet ds1 = new DataSet();
            ds1 = (new UserDB()).getTestInfoAsId(Convert.ToInt32(ID, 10));
            DataTable dt = ds1.Tables["TestInfo"];
            DataRow dataRow = dt.Rows[0];
            tbSubject.Text = Convert.ToString(dataRow["XZName"]);
            tbA.Text = Convert.ToString(dataRow["A"]);
            tbB.Text = Convert.ToString(dataRow["B"]);
            tbC.Text = Convert.ToString(dataRow["C"]);
            tbD.Text = Convert.ToString(dataRow["D"]);
            tbScore.Text = Convert.ToString(dataRow["Score"]);
            lbOldClassifyID.Text = Convert.ToString(dataRow["ClassifyID"]);
            lbOldClassifyName.Text = (new UserDB()).getClassifyNameAsClassifyID(lbOldClassifyID.Text.Trim());
            int pub = Convert.ToInt16(dataRow["IfIssue"]);
            if (pub == 1)
                cbPublish.Checked = true;
            else cbPublish.Checked = false;
            int rightAns = Convert.ToInt16(dataRow["Answer"]);
            switch (rightAns)
            {
                case 1: rbA.Checked = true; break;
                case 2: rbB.Checked = true; break;
                case 3: rbC.Checked = true; break;
                case 4: rbD.Checked = true; break;
            }
        }
    }
    protected void imbtnOK_Click(object sender, ImageClickEventArgs e)
    {
        if (tbClassifyID.Text == "")
        {
            if (ddlClassifyID.SelectedItem.ToString() == "请选择")
            {
                Response.Write("<script>alert(\"请选择试题分类!\");</script>");
            }
            else
            {
                int count;
                string ID = Request.Params["ID"];
                tbID.Text = ID;
                string ClassifyId = ddlClassifyID.SelectedItem.Text.Trim();
                string content = tbSubject.Text.Trim();
                string ans1 = tbA.Text.Trim();
                string ans2 = tbB.Text.Trim();
                string ans3 = tbC.Text.Trim();
                string ans4 = tbD.Text.Trim();
                int rightAns = 1;
                int score;
                int pub;
                if (cbPublish.Checked)
                {
                    pub = 1;
                }
                else
                {
                    pub = 0;
                }
                score = Convert.ToInt32(tbScore.Text);
                if (rbA.Checked)
                {
                    rightAns = 1;
                }
                else if (rbB.Checked)
                {
                    rightAns = 2;
                }
                else if (rbC.Checked)
                {
                    rightAns = 3;
                }
                else if (rbD.Checked)
                {
                    rightAns = 4;
                }

                count = (new UserDB()).updateTestInfo(ID, content, ans1, ans2, ans3, ans4, rightAns, pub, score, ClassifyId);

                Response.Redirect("XZManage.aspx");
            }
        }
        else
        {
            int count1;
            string ID = Request.Params["ID"];
            tbID.Text = ID;
            string ClassifyId = lbOldClassifyID.Text.Trim();
            string content = tbSubject.Text.Trim();
            string ans1 = tbA.Text.Trim();
            string ans2 = tbB.Text.Trim();
            string ans3 = tbC.Text.Trim();
            string ans4 = tbD.Text.Trim();
            int rightAns = 1;
            int score;
            int pub;
            if (cbPublish.Checked)
            {
                pub = 1;
            }
            else
            {
                pub = 0;
            }
            score = Convert.ToInt32(tbScore.Text);
            if (rbA.Checked)
            {
                rightAns = 1;
            }
            else if (rbB.Checked)
            {
                rightAns = 2;
            }
            else if (rbC.Checked)
            {
                rightAns = 3;
            }
            else if (rbD.Checked)
            {
                rightAns = 4;
            }

            count1 = (new UserDB()).updateTestInfo(ID, content, ans1, ans2, ans3, ans4, rightAns, pub, score, ClassifyId);

            Response.Redirect("XZManage.aspx");
        }
    }

    protected void imbtnCancel_Click(object sender, ImageClickEventArgs e)
    {
        Response.Redirect("XZManage.aspx");
    }

    protected void dddlClassifyID_SelectedIndexChanged(object sender, EventArgs e)
    {
        string ClassifyID = ddlClassifyID.SelectedItem.Text.Trim();
        string ClassifyName = (new UserDB()).getClassifyNameAsClassifyID(ClassifyID);
        tbClassifyName.Text = ClassifyName;
    }
}