st_stuinfo.aspx.cs

选课系统 不可多得的好东西 代码加数据库

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace STGROUP.ST_WebCourse.ST_Student
{
	/// <summary>
	/// ST_StuInfo 的摘要说明。
	/// </summary>
	public partial class ST_StuInfo : System.Web.UI.Page
	{
	
		protected void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			Response.Cache.SetCacheability(HttpCacheability.NoCache);
			if(!IsPostBack)
			{
				//初始化学生信息
				ST_CourseBiz.ST_Student st_stu = new STGROUP.ST_CourseBiz.ST_Student();
				DataSet ds = st_stu.ST_GetStudentInfo(int.Parse(Session["ST_ID"].ToString()));
				txtNumber.Text = ds.Tables[0].Rows[0]["ST_StudentID"].ToString();
				txtName.Text = ds.Tables[0].Rows[0]["ST_StudentName"].ToString();
				txtCode.Text = ds.Tables[0].Rows[0]["ST_StudentNumber"].ToString();

				//初始化院系信息
				ST_CourseBiz.ST_Dept st_dept = new STGROUP.ST_CourseBiz.ST_Dept();
				ddlDept.DataSource = st_dept.ST_GetAllDeptInfo();
				ddlDept.DataBind();

                ddlDept.SelectedIndex = ddlDept.Items.IndexOf(ddlDept.Items.FindByValue(ds.Tables[0].Rows[0]["ST_DeptID"].ToString()));
				
				//初始化专业信息
				ST_CourseBiz.ST_Major st_major = new STGROUP.ST_CourseBiz.ST_Major();
				ddlMajor.DataSource = st_major.ST_GetMajorInfoByDid(int.Parse(ddlDept.SelectedValue));
				ddlMajor.DataBind();

				//初始化DropDownList控件和RadioButtonList控件
				ddlMajor.SelectedIndex = ddlDept.Items.IndexOf(ddlDept.Items.FindByValue(ds.Tables[0].Rows[0]["ST_MajorID"].ToString()));
				rboGender.SelectedIndex = rboGender.Items.IndexOf(rboGender.Items.FindByValue(ds.Tables[0].Rows[0]["ST_StudentGender"].ToString()=="True"?"1":"0"));

				txtPass.Text = st_stu.ST_GetStudentPass(int.Parse(Session["ST_ID"].ToString()));
				
				
			}
		}

		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    

		}
		#endregion

		protected void btnOK_Click(object sender, System.EventArgs e)
		{
			//判断条件，名称不允许未空，名称长度不超过20个字符
			if(txtName.Text=="")
				Response.Write("<script defer>alert('名称不允许未空');</script>");
			else if(txtName.Text.Length>20)
			{
				Response.Write("<script defer>alert('最多20个字符');</script>");
			}
			else
			{
				//修改学生基本信息
				ST_CourseBiz.ST_StudentEntity st_stuentity = new STGROUP.ST_CourseBiz.ST_StudentEntity();
				string st_sTemp = rboGender.SelectedValue;
				st_stuentity.ST_DeptID = int.Parse(ddlDept.SelectedValue);
				st_stuentity.ST_MajorID = int.Parse(ddlMajor.SelectedValue);
				st_stuentity.ST_StudentGender = int.Parse(st_sTemp);
				st_stuentity.ST_StudentName = txtName.Text.Trim();
				st_stuentity.ST_StudentNumber = txtCode.Text.Trim();
				
				ST_CourseBiz.ST_Student st_stu = new STGROUP.ST_CourseBiz.ST_Student();
				st_stuentity.ST_StudentID = int.Parse(Session["ST_ID"].ToString());
				st_stu.ST_UpdateStudentInfo(st_stuentity);
				
				//修改学生密码
				if(txtPass.Text.Trim()!="")
				{
					STGROUP.ST_CourseBiz.ST_Auth st_auth = new STGROUP.ST_CourseBiz.ST_Auth();
					int st_type = st_auth.ST_LoginType(Context.User.Identity.Name);
					st_stu.ST_UpdateStudentPass(txtPass.Text, int.Parse(Session["ST_ID"].ToString()),st_type);
				}

				string str = "<script language=javascript>alert('成功');</script>"; 
				Response.Write(str);
			}
		}

        protected void ddlDept_SelectedIndexChanged1(object sender, EventArgs e)
        {
            //院系变化后，初始化专业下拉框
            ST_CourseBiz.ST_Major st_major = new STGROUP.ST_CourseBiz.ST_Major();
            ddlMajor.DataSource = st_major.ST_GetMajorInfoByDid(int.Parse(ddlDept.SelectedValue));
            ddlMajor.DataBind();
            if (ddlMajor.Items.Count == 0)
            {
                Response.Write("<script language>alert('没有专业信息，请先添加专业！');window.close();</script>");
                Response.End();
            }
        }
        protected void ddlDept_SelectedIndexChanged(object sender, EventArgs e)
        {
            //院系变化后，初始化专业下拉框
            ST_CourseBiz.ST_Major st_major = new STGROUP.ST_CourseBiz.ST_Major();
            ddlMajor.DataSource = st_major.ST_GetMajorInfoByDid(int.Parse(ddlDept.SelectedValue));
            ddlMajor.DataBind();
            if (ddlMajor.Items.Count == 0)
            {
                Response.Write("<script language>alert('没有专业信息，请先添加专业！');window.close();</script>");
                Response.End();
            }
        }
}
}