searchstu.aspx.cs

学生管理系统网络版原程序 应用.net开发技术 适合中小学的日常管理

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;
using System.IO;
using System.Xml;

namespace stuman
{
	/// <summary>
	/// searchstu 的摘要说明。
	/// </summary>
	public class searchstu : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.RadioButtonList Rlsel;
		protected System.Web.UI.WebControls.Button btnok1;
		protected System.Web.UI.WebControls.Button btnok2;
		protected System.Web.UI.WebControls.Button btnok3;
		protected System.Web.UI.HtmlControls.HtmlGenericControl selstuid;
		protected System.Web.UI.HtmlControls.HtmlGenericControl sel;
		protected System.Web.UI.HtmlControls.HtmlGenericControl selmethod;
		protected System.Web.UI.HtmlControls.HtmlGenericControl selname;
		protected System.Web.UI.WebControls.TextBox Edstuid;
		protected System.Web.UI.WebControls.TextBox Edname;
		protected System.Web.UI.WebControls.ListBox ListBox1;

		private string datafile_stumain="stumain.xml";
		private string datafile_stusrc="stusrc.xml";
		private string datafile_stusum="stusum.xml";
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if (!this.IsPostBack)
			{
				if (this.Request.QueryString.Count>=1)
				{
					Session["url"]=this.Request.QueryString["geturl"]+".aspx";
				}
				else
				{
					Session["url"]="searchstu.aspx";
				}
				this.selmethod.Visible=true;
				this.selstuid.Visible=false;
				this.selname.Visible=false;
				this.sel.Visible=false;
			}
		}
		
		private void geturl_stuid()
		{
			try
			{
				string url=(string)Session["url"];
				string geturl=url+"?stuid="+this.Edstuid.Text;
				this.Response.Redirect(geturl);
			}
			catch (Exception ex)
			{
				this.Response.Write(ex.ToString());
			}
		}

		private void geturl_name()
		{
			try
			{
				FileStream xmlfile;
				xmlfile=new FileStream(Server.MapPath(datafile_stumain),FileMode.Open,FileAccess.Read,FileShare.ReadWrite);
				DataSet ds=new DataSet();
				ds.ReadXml(xmlfile,XmlReadMode.ReadSchema);
				xmlfile.Close();
				int count=ds.Tables["stu"].Rows.Count;
				string name=this.Edname.Text;
				for (int i=0;i<count;i++)
				{
					if (Convert.ToString(ds.Tables["stu"].Rows[i]["name"])==name)
					{
						DataRelation rel=ds.Tables["stu"].ParentRelations[0];
						string sdate=Convert.ToString(Convert.ToDateTime(ds.Tables["stu"].Rows[i].GetParentRow(rel)["schooldate"]).Year);
						string sclass=Convert.ToString(ds.Tables["stu"].Rows[i].GetParentRow(rel)["class"]);
						ListItem newitem=new ListItem(name+"   "+sdate+"级"+sclass+"班",Convert.ToString(ds.Tables["stu"].Rows[i]["stuid"]));
						this.ListBox1.Items.Add(newitem);
					}
				}
			}
			catch (Exception ex)
			{
				this.Response.Write(ex.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()
		{    
			this.Rlsel.SelectedIndexChanged += new System.EventHandler(this.Rlsel_SelectedIndexChanged);
			this.btnok1.Click += new System.EventHandler(this.btnok1_Click);
			this.btnok2.Click += new System.EventHandler(this.btnok2_Click);
			this.btnok3.Click += new System.EventHandler(this.btnok3_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Rlsel_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			if (this.Rlsel.SelectedValue=="stuid")
			{
				this.selmethod.Visible=false;
				this.selstuid.Visible=true;
				this.selname.Visible=false;
				this.sel.Visible=false;
			}
			else
			{
				this.selmethod.Visible=false;
				this.selstuid.Visible=false;
				this.selname.Visible=true;
				this.sel.Visible=false;
			}
		}

		private void btnok1_Click(object sender, System.EventArgs e)
		{
			this.geturl_stuid();
		}

		private void btnok2_Click(object sender, System.EventArgs e)
		{
			this.geturl_name();
			this.selmethod.Visible=false;
			this.selstuid.Visible=false;
			this.selname.Visible=false;
			this.sel.Visible=true;
		}

		private void btnok3_Click(object sender, System.EventArgs e)
		{
			string url=(string)Session["url"]+"?stuid="+this.ListBox1.SelectedValue;
			this.Response.Redirect(url);
		}
	}
}