header.ascx

东软内部材料（四）asp等相关的教学案例

<%@ Import Namespace="System.Web.Security " %>
<script language="C#" runat="server">


   private void Page_Load( Object Sender, EventArgs e ) {
      updateSignInOutMessage();
   }
   
   private String GetCustomerID() {
       
        if (Context.User.Identity.Name != "") {
          return Context.User.Identity.Name;
        }
        else {
	   if (Session["AnonUID"] == null)
		Session["AnonUID"] = Guid.NewGuid();
	   return Session["AnonUID"].ToString();
        }
      }
   private void SignInOut( Object Sender, EventArgs e ) { 

      if  ( Context.User.Identity.Name != "" ) {
         IBuyAdventure.CartDB cart = new IBuyAdventure.CartDB(ConfigurationSettings.AppSettings["connectionString"]);  
         cart.ResetShoppingCart(GetCustomerID());
         FormsAuthentication.SignOut();
         Response.Redirect("/IBuyAdventure/default.aspx");
         
         }
     else {
         Response.Redirect("/IBuyAdventure/login.aspx");
        }
   }

   private void updateSignInOutMessage() {

      if  ( Context.User.Identity.Name != "" ) {
         signInOutMsg.Text = "Sign Out (" + Context.User.Identity.Name + ")";
         }
      else {
         signInOutMsg.Text = "Sign In / Register";
         }

   }

</script>

<table width=100% border=0>
  <TR>
    <TD width=125> 
      <IMG SRC="/IBuyAdventure/images/spacer.GIF" ALIGN=LEFT WIDTH=100 ALT="">
    </TD>

    <TD width=325>
      <a href="/IBuyAdventure/Default.aspx?Abandon=1"> 
        <IMG SRC="/IBuyAdventure/images/Frontartcomp.jpg" ALIGN=LEFT width="300" BORDER=0>
      </a>
      <BR>
    </TD>

    <TD>
      <IMG SRC="/IBuyAdventure/images/banner_navigate.gif" align=left usemap="#NAVIGATE" BORDER=0><BR>
      
      <MAP NAME="NAVIGATE">
        <AREA SHAPE="RECT" COORDS="0,0, 50,18"     HREF="/IBuyAdventure/ShoppingCart.aspx">
        <AREA SHAPE="RECT" COORDS="50,0, 200,18"   HREF="/IBuyAdventure/Help.aspx">        
        <AREA SHAPE="RECT" COORDS="0,19, 101,35"   HREF="/IBuyAdventure/secure/YourAccount.aspx">
      </MAP>      
      
    </TD>  
    
    <TD align=left>
      &nbsp; 
    </TD>
  </TR>
  <TR>
    <TD width=125> 
      <IMG SRC="/IBuyAdventure/images/spacer.GIF" ALIGN=LEFT WIDTH=100 ALT="">
    </TD>
    <TD><asp:linkbutton style="font: 8pt verdana" id="signInOutMsg" runat="server" OnClick=SignInOut /></TD>
  </TR>
  <TR>
    <TD> 
      <IMG SRC="/IBuyAdventure/images/spacer.GIF" ALIGN=RIGHT WIDTH=100 ALT="">
    </TD>

    <TD COLSPAN=5>
      <HR SIZE=4 width=100%>
    </TD>

  </TR>


</table>