main.aspx.cs

一个出售宠物的网站,比较全面

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.Data.SqlClient;
namespace hellopet
{
	/// <summary>
	/// WebForm5 的摘要说明。
	/// </summary>
	public class WebForm5 : System.Web.UI.Page
	{
	    protected System.Web.UI.WebControls.DataList DataList2;
	    protected System.Web.UI.WebControls.Image Image2;
	    protected System.Web.UI.WebControls.HyperLink HyperLink13;
	    protected System.Web.UI.WebControls.ImageButton ImageButton15;
	    protected System.Web.UI.WebControls.TextBox TextBox2;
	    protected System.Web.UI.WebControls.DropDownList DropDownList1;
	    protected System.Web.UI.WebControls.Image Image1;
	    protected System.Web.UI.WebControls.DataList DataList4;
	    protected System.Web.UI.WebControls.DataList DataList3;
	    protected System.Web.UI.WebControls.DataList DataList1;
	    protected System.Web.UI.WebControls.Image Image9;
	    protected System.Web.UI.WebControls.Image Image8;
	    protected System.Web.UI.WebControls.Image Image7;
	    protected System.Web.UI.WebControls.Image Image6;
	    protected System.Web.UI.WebControls.Image Image5;
	    protected System.Web.UI.WebControls.Image Image4;
	    protected System.Web.UI.WebControls.Image Image3;
	    protected System.Web.UI.WebControls.HyperLink HyperLink12;
	    protected System.Web.UI.WebControls.ImageButton ImageButton13;
	    protected System.Web.UI.HtmlControls.HtmlImage IMG1;
	    protected System.Web.UI.WebControls.Image Image18;
	    protected System.Web.UI.WebControls.HyperLink HyperLink20;
	    protected System.Web.UI.WebControls.Image Image17;
	    protected System.Web.UI.WebControls.HyperLink HyperLink19;
	    protected System.Web.UI.WebControls.Image Image16;
	    protected System.Web.UI.WebControls.HyperLink HyperLink18;
	    protected System.Web.UI.WebControls.Image Image15;
	    protected System.Web.UI.WebControls.HyperLink HyperLink17;
	    protected System.Web.UI.WebControls.Image Image14;
	    protected System.Web.UI.WebControls.HyperLink HyperLink16;
	    protected System.Web.UI.WebControls.Image Image13;
	    protected System.Web.UI.WebControls.HyperLink HyperLink15;
	    protected System.Web.UI.WebControls.Image Image12;
	    protected System.Web.UI.WebControls.TextBox txtUsername;
	    protected System.Web.UI.WebControls.HyperLink HyperLink1;
	    protected System.Web.UI.HtmlControls.HtmlInputText txtPassword;
	    protected System.Web.UI.WebControls.Image Image11;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
		    if(!Page.IsPostBack)
		    {
			ShowTopNews();}// 在此处放置用户代码以初始化页面
		}
	    public void ShowTopNews()
	    {
		News topnews=new News();
		try
		{
		    DataList1.DataSource=topnews.showTopNews();
		    DataList1.DataBind();

		}
		catch(Exception e)
		{
		    Response.Write(e.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.ImageButton13.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton13_Click);
		    this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

	    private void ImageButton13_Click(object sender, System.Web.UI.ImageClickEventArgs e)
	    {
		Users user=new Users();
		string username=user.userLogin(txtUsername.Text,txtPassword.Value);
		if(username.Length==0)
		{
		    Response.Redirect("Loginerror.aspx");
		}
		else
		{
		    Session["username"]=txtUsername.Text;
		    Response.Redirect("main.aspx");
		}
	    }
	}
}