subject.ascx.cs

学生成绩管理系统

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 TeachHelper.BusinessLogicLayer;
using TeachHelper.Comm;

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

    }

    protected void ButtonAdd_Click(object sender, EventArgs e)
    {
        string department = this.TextBoxSubject.Text.Trim();
        try
        {
            Subject.Add(department);
        }
        catch (Exception ex)
        {
            MessageBox.Show(this.Page, ex.Message);
        }

        this.TextBoxSubject.Text = string.Empty;
        this.ListBoxSubject.DataBind();
    }

    protected void ButtonDelete_Click(object sender, EventArgs e)
    {
        int index = this.ListBoxSubject.SelectedIndex;
        if (index == -1)
        {
            MessageBox.Show(this.Page, "请先选择一项删除");
            return;
        }
        else
        {
            int id = Convert.ToInt32(this.ListBoxSubject.SelectedValue);
            try
            {
                Subject.Delete(id);
                this.ListBoxSubject.DataBind();
            }
            catch (Exception ex)
            {
                MessageBox.Show(this.Page, ex.Message);
            }
        }        
    }
}