welcome.aspx.cs

C#编的网上交易站点系统。实现购买

using System;
using System.Data;
using System.Data.SqlClient;
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 welcome_aspx
{
    void Button1_Click(object sender, EventArgs e)//
    {
        
        Response.Redirect("changeinfo.aspx");//转移到用户信息页面
        
    }
    void Page_Load(object sender, EventArgs e)
    {
        welinfo.Text = "欢迎回来," + Session["username"].ToString();//欢迎信息,用到了Session["username"]
    }
    
    void Button2_Click(object sender, EventArgs e)
    {
        Response.Redirect("searchpage.aspx");//转移到花卉查询页面
    }
    void Button3_Click(object sender, EventArgs e)
    {
        try{
        WebService ws = new WebService();//调用webservice
        DataSet ds = new DataSet();
        ds = ws.orderinfo();//使用WebService的返回结果
        GridView1.DataSource = ds;//给GridView提供数据源
        GridView1.DataBind();
        TextBox1.Text = "您的交易情况如下:\n订单数量:" + ws.totalorder() + "笔\n总交易额:" + ws.totalmoney()+"元";
    }
    catch
    {
        Response.Write("还没有任何交易记录!");//Try语句若没有执行成功,则说明用户没有交易记录
    }

}
    





}