母版页（Master Pages）为网站内的其他页面提供模版。
Master Page 使您有能力为 web 应用程序中的所有页面（或页面组）创建一致的外观和行为。
Master Page 为其他页面提供了模版，带有共享的布局和功能。Master Page 为内容定义了可被内容页面覆盖的占位符。而输出结果就是 Master Page 和内容页面的组合。
内容页包含您希望显示的内容。
当用户请求内容页时，ASP.NET 会对页面进行合并以生成输出，输出结果对 Master Page 的布局和内容页面的内容进行了合并。
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导航和页脚母页版
MP1.master:
<%@ Master Language="C#" AutoEventWireup="true" CodeFile="MP1.master.cs" Inherits="MP1" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title></title>
<link href="csss/css1.css" rel="stylesheet" />
<script src="<%=abc() %>"></script>//解决JS文件路径不统一的问题
<asp:ContentPlaceHolder ID="head" runat="server">
</asp:ContentPlaceHolder>
</head>
<body>
<form id="form1" runat="server">
<div>
<div id="header">
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
</div>
<asp:ContentPlaceHolder ID="ContentPlaceHolder1" runat="server">
</asp:ContentPlaceHolder>
<div id="footer"></div>
</div>
</form>
</body>
</html>
MP1.master.cs:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class MP1 : System.Web.UI.MasterPage
{
public void mp1_aaa(string s)
{
TextBox1.Text = s;//接收传值
}
public string abc()
{
return ResolveClientUrl("js/js1.js");
}
protected void Page_Load(object sender, EventArgs e)
{
}
}
嵌入了mp1的左标签母页版
MP2.master.cs:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class MP2 : System.Web.UI.MasterPage
{
public void aaa(string s)
{
TextBox1.Text = s;
MP1 mp1 = this.Master as MP1;//传值
mp1.mp1_aaa(s);
}
protected void Page_Load(object sender, EventArgs e)
{
}
}
MP2.master
<%@ Master Language="C#" MasterPageFile="~/MP1.master" AutoEventWireup="true" CodeFile="MP2.master.cs" Inherits="MP2" %>
<asp:Content ID="Content1" ContentPlaceHolderID="head" runat="Server">
<style>
#left {
position: relative;
20%;
height: 300px;
background-color: yellow;
float: left;
}
#right {
position: relative;
80%;
height: 300px;
background-color: aqua;
float: left;
}
</style>
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="Server">
<div id="left">
这里是标题1<br />
<br />
这里是标题1<br />
<br />
这里是标题1<br />
<br />
这里是标题1<br />
<br />
这里是标题1<br />
<br />
这里是标题1<br />
<br />
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
</div>
<div id="right">
<asp:ContentPlaceHolder ID="MP2_Content" runat="server"></asp:ContentPlaceHolder>
</div>
<div style="clear: both;"></div>
</asp:Content>
这里是MP1掏出来的第二个页面
<%@ Page Title="" Language="C#" MasterPageFile="~/MP1.master" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %>
<asp:Content ID="Content1" ContentPlaceHolderID="head" Runat="Server">
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server">
<h1>这里是MP1掏出来的第二个页面</h1>
</asp:Content>
这里是MP2套出来的页面
<%@ Page Title="" Language="C#" MasterPageFile="~/MP2.master" AutoEventWireup="true" CodeFile="Default3.aspx.cs" Inherits="Default3" %>
<asp:Content ID="Content1" ContentPlaceHolderID="MP2_Content" Runat="Server">
<h1>这里是MP2逃出来的页面11111</h1>
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<asp:Button ID="Button1" runat="server" Text="Button" />
</asp:Content>
mp2套出来的页面.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class Default3 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
Button1.Click += Button1_Click;
}
void Button1_Click(object sender, EventArgs e)
{
//1、把本页面中的文本框的值取出来
string s = TextBox1.Text;
//2、把取出来的值放到母版页的文本框中去
MP2 mp2 = this.Master as MP2;
mp2.aaa(s);
}
}