WebSearch/Default.aspx.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Linq;
   4 using System.Web;
   5 using System.Web.UI;
   6 using System.Web.UI.WebControls;
   7
   8 public partial class _Default : System.Web.UI.Page
   9 {
  10     protected void Page_Load(object sender, EventArgs e)
  11     {
  12         string searchMask = Request.QueryString["q"];
  13         if (!String.IsNullOrEmpty(searchMask))
  14         {
  15             Search(searchMask);
  16         }
  17         else
  18         {
  19             ListView1.DataSource = null;
  20             ListView1.DataBind();
  21         }
  22     }
  23
  24     protected void Search(string searchMask)
  25     {
  26         SearchEngine se = new SearchEngine();
  27         ListView1.DataSource = se.Search(searchMask);
  28         ListView1.DataBind();
  29     }
  30
  31     protected void btnSearch_Click(object sender, EventArgs e)
  32     {
  33         if  (!String.IsNullOrEmpty(this.TextBox1.Text))
  34             Response.Redirect(String.Format("~/Default.aspx?q={0}", this.TextBox1.Text));
  35     }
  36
  37     protected override void OnInit(EventArgs e)
  38     {
  39         base.OnInit(e);
  40         if (this.IsPostBack && (Request.Params["__EVENTTARGET"] == btnSearch.UniqueID))
  41             Response.Redirect("~/Default.aspx?q=" + this.Server.UrlEncode(Request.Params[TextBox1.UniqueID]));
  42     }
  43 }