Deal with the relative path between master page and content page : Master page « Development « ASP.NET Tutorial






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use the Page.ResolveUrl() method to translate an application relative URL into an absolute URL. 

File: MasterPages\ImageMaster.master

<%@ Master Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
    <title>Image Master</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>

    <img src='<%=Page.ResolveUrl("~/MasterPages/Logo.gif") %>' alt="Website Logo" />

    <asp:contentplaceholder id="ContentPlaceHolder1" runat="server" />

    </div>
    </form>
</body>
</html>








9.35.Master page
9.35.1.What is a Master page
9.35.2.How Master Pages and Content Pages Are Connected
9.35.3.A Master Page enables you to share the same content among multiple content pages.
9.35.4.Dynamically change master page
9.35.5.Table layout master page
9.35.6.Simplest Master page
9.35.7.Multipart master page
9.35.8.Master page with default content
9.35.9.Change master page in page init event
9.35.10.Nesting Master Pages
9.35.11.Deal with the relative path between master page and content page
9.35.12.Using the Title Attribute
9.35.13.Using the Page Header Property
9.35.14.Modifies the Master Page tags (the tags used by search engines when indexing a page).
9.35.15.Exposing Master Page Properties
9.35.16.Modify a control in a Master Page by using the FindControl() method in a content page.
9.35.17.Associate different Master Pages dynamically with a content page
9.35.18.Loading Master Pages Dynamically for Multiple Content Pages