温故知新ASP.NET 2.0(C#)(1) - MasterPage(母版页)

作者: webabcd 发布时间: 2008-09-04 14:33 阅读: 9909 次推荐: 0 原文链接 [收藏]

[1] 温故知新ASP.NET 2.0(C#)(1) - MasterPage(母版页)
[2] 温故知新ASP.NET 2.0(C#)(1) - MasterPage(母版页)

系列文章导航：

温故知新ASP.NET 2.0(C#)(2) - Themes(主题)

温故知新ASP.NET 2.0(C#)(3) - SiteMap(站点地图)

温故知新ASP.NET 2.0(C#)(4) - 缓存&SqlCacheDependency

温故知新ASP.NET 2.0(C#)(5) - Localization

温故知新ASP.NET 2.0(C#)(8) - DataSourceControl

温故知新ASP.NET 2.0(C#)(6) - Membership&RoleManager

温故知新ASP.NET 2.0(C#)(7) - Profile

温故知新ASP.NET 2.0(C#)(8) - DataSourceControl

MasterPage/MasterPage.master.cs

using System;

using System.Data;

using System.Configuration;

using System.Collections;

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 MasterPage_MasterPage : System.Web.UI.MasterPage

{

protected void Page_Load(object sender, EventArgs e)

{

}

/// <summary>

/// 设置ddlMaster的选中索引

/// 这个方法由内容页调用

/// </summary>

/// <param name="index"></param>

public void SetddlMaster(int index)

{

ddlMaster.SelectedIndex = index;

}

protected void ddlMaster_SelectedIndexChanged(object sender, EventArgs e)

{

// ddlMaster的选中索引改变后，激发SelectedIndexChanged_ddlMaster事件

SelectedIndexChanged_ddlMaster(this, new CommandEventArgs(ddlMaster.SelectedItem.Text, ddlMaster.SelectedValue));

}

// 声明一个公共时间事件，让内容页用

public event CommandEventHandler SelectedIndexChanged_ddlMaster;

}

内容页
MasterPage/Test.aspx

<%@ Page Language="C#" MasterPageFile="~/MasterPage/MasterPage.master" AutoEventWireup="true"

CodeFile="Test.aspx.cs" Inherits="MasterPage_Test" Title="MasterPage测试" %>

<%--创建对母版页的强类型引用，并指定到母版页的虚拟路径--%>

<%@ MasterType VirtualPath="~/MasterPage/MasterPage.master" %>

<asp:Content ID="Content1" ContentPlaceHolderID="cph" runat="Server">

<asp:dropdownlist id="ddlPage" runat="server" datasourceid="XmlDataSource1" datatextfield="text"

datavaluefield="value" autopostback="True" onselectedindexchanged="ddlPage_SelectedIndexChanged">

</asp:dropdownlist>

<asp:xmldatasource id="XmlDataSource1" runat="server" datafile="~/Config/DropDownListData.xml">

</asp:xmldatasource>

</asp:Content>

MasterPage/Test.aspx.cs

using System;

using System.Data;

using System.Configuration;

using System.Collections;

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 MasterPage_Test : System.Web.UI.Page

{

protected void Page_Load(object sender, EventArgs e)

{

// 在内容页用FindControl方法找到内容页中的控件

DropDownList ddl = new DropDownList();

ddl = Master.Master.FindControl("ContentPlaceHolder1").FindControl("cph").FindControl("ddlPage") as DropDownList;

Master.Master.FindControl("ContentPlaceHolder1").FindControl("cph").Controls.Add(new LiteralControl("<br />内容页中的DropDownList的ClientID是：" + ddl.ClientID));

// 增加一个事件处理，该事件是在母版页定义的一个公共事件

Master.SelectedIndexChanged_ddlMaster += new CommandEventHandler(Master_SelectedIndexChanged_ddlMaster);

}

void Master_SelectedIndexChanged_ddlMaster(object sender, CommandEventArgs e)

{

// CommandEventArgs已经在母版页中的公共事件“SelectedIndexChanged_ddlMaster”中指定

string selectedText = e.CommandName;

string selectedValue = e.CommandArgument.ToString();

ddlPage.SelectedValue = selectedValue;

}

protected void ddlPage_SelectedIndexChanged(object sender, EventArgs e)

{

// 调用母版页的方法

Master.SetddlMaster(ddlPage.SelectedIndex);

}

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标签：ASP.NET MasterPage

温故知新ASP.NET 2.0(C#)(1) - MasterPage(母版页)

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