前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!--
在服务端注册客户端脚本新方法 -->
<!--
通过Page.ClientScript实例注册客户端脚本方法在异步提交时不起作用. Microsoft采用ScriptManager实例, 并与Page.ClientScript方法一一对应的方法来实现此功能, 具体看示例后台代码. -->
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
当前时间: <%= DateTime.Now %>
<asp:Button ID="Button1" runat="server" Text="Button" OnClick="Button1_Click1" />
</ContentTemplate>
</asp:UpdatePanel>
</div>
</form>
</
body
>
后台服务端代码:
public
partial class _AA_ScriptManager_RegistClientScript_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click1(object sender, EventArgs e)
{
//Ajax
框架中新调用方式
ScriptManager.RegisterStartupScript(this.UpdatePanel1, this.GetType(), "UpdateSucceed", "alert('Update time succeed!')", true);
//
默认调用方式(在异步调用XmlHttp方式中无效)
//Page.ClientScript.RegisterStartupScript(this.GetType(), "UpdateSucceed", "<script>alert('Update time succeed!')</script>");
}
}
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!--
在Asp.net Ajax框架的异步调用中, 默认情况下不会直接拋出错误详细信息. 可以借助ScriptManager的OnAsyncPostBackError事件来实现 -->
<!-- AllowCustomErrorsRedirect="false"
表示遇到错误不跳转到Web.Config中定义的错误处理页面
<system.web>
<customErrors mode="On" defaultRedirect="~/DisplayError.aspx"></customErrors>
</system.web>
如果设置为true, 则出错时会自动将页面跳转到当前站点根目录下面的DisplayError.aspx页面.
-->
<asp:ScriptManager ID="ScriptManager1" runat="server" AllowCustomErrorsRedirect="false" OnAsyncPostBackError="ScriptManager1_AsyncPostBackError">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:Button ID="Button1" runat="server" Text="Button" OnClick="Button1_Click" />
</ContentTemplate>
</asp:UpdatePanel>
</div>
</form>
</
body
>
后台页面代码:
public
partial class _AA_ScriptManager_GetAsycError_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
int a = 5, b = 0;
int c = a / b;
}
protected void ScriptManager1_AsyncPostBackError(object sender, AsyncPostBackErrorEventArgs e)
{
ScriptManager.GetCurrent(this).AsyncPostBackErrorMessage = e.Exception.Message;
}
}
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!--
在Asp.net Ajax框架的异步调用中, 默认情况下不会直接拋出错误详细信息. 可以借助ScriptManager的OnAsyncPostBackError事件来实现 -->
<!-- AllowCustomErrorsRedirect="false"
表示遇到错误不跳转到Web.Config中定义的错误处理页面
<system.web>
<customErrors mode="On" defaultRedirect="~/DisplayError.aspx"></customErrors>
</system.web>
如果设置为true, 则出错时会自动将页面跳转到当前站点根目录下面的DisplayError.aspx页面.
-->
<!--
注意add_endRequest方法不能写到<head></head>中, 因为这时ScriptManager实例还没有创建. 不好之处是方法写在<head></head>块中使页面有些乱.-->
<asp:ScriptManager ID="ScriptManager1" runat="server" AllowCustomErrorsRedirect="false">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:Button ID="Button1" runat="server" Text="Button" OnClick="Button1_Click" />
</ContentTemplate>
</asp:UpdatePanel>
<div id="divMessage" style="color:Red;"></div>
<script type="text/javascript" language="javascript">
Sys.WebForms.PageRequestManager.getInstance().add_endRequest(function(sender, e)
{
e.set_errorHandled(true); //
表示自定义显示错误, 将默认的alert提示禁止掉.
$get("divMessage").innerHTML = e.get_error().message;
});
</script>
</div>
</
form
>
</
body
>
后台服务端代码:
public
partial class _AA_ScriptManager_GetAsycDetailError_CustomDisplayError_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
int a = 5, b = 0;
int c = a / b;
}
}
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- RenderMode
属性功能与Html标签的style.display属性作用一样, 只是UpdatePanel只有Block和Inline两种方式 -->
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server" RenderMode="Block">
<ContentTemplate>
UpdatePanel1(Display
设置为Block)
</ContentTemplate>
</asp:UpdatePanel>
<asp:UpdatePanel ID="UpdatePanel2" runat="server" RenderMode="Block">
<ContentTemplate>
UpdatePanel2(Display
设置为Block)
</ContentTemplate>
</asp:UpdatePanel>
<asp:UpdatePanel ID="UpdatePanel3" runat="server" RenderMode="Inline">
<ContentTemplate>
UpdatePanel3(Display
设置为Inline)
</ContentTemplate>
</asp:UpdatePanel>
<asp:UpdatePanel ID="UpdatePanel4" runat="server" RenderMode=Inline>
<ContentTemplate>
UpdatePanel4(Display
设置为Inline)
</ContentTemplate>
</asp:UpdatePanel>
</div>
</
form
>
</
body
>
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- UpdateMode
属性可以设置为Always和Conditional两种方式. 默认情况下属性值为Always. -->
<!--
如果设置为Conditional, 则只有当前UpatePanel内部的元素(比如button)提交时, 才能引起当前UpdatePanel更新;-->
<!--
如果设置为Always, 则不管点击UpdatePanel内部还是外部的按钮都会使当前UpdatePanel更新 -->
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server" UpdateMode=always>
<ContentTemplate>
UpdatePanel1
时间:<%= DateTime.Now %>
<asp:Button ID="Button1" runat="server" Text="Button" />
</ContentTemplate>
</asp:UpdatePanel>
<asp:UpdatePanel ID="UpdatePanel2" runat="server" UpdateMode=conditional>
<ContentTemplate>
UpdatePanel2
时间:<%= DateTime.Now %>
<asp:Button ID="Button2" runat="server" Text="Button" />
</ContentTemplate>
</asp:UpdatePanel>
<br />
</div>
</
form
>
</
body
>
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- ChildrenAsTriggers
属性可以设置为True或False. 默认情况下属性值为True. -->
<!--
如果设置为False, 则点击当前UpdatePanel中的元素不会引起当前UpdatePanel更新;但它可能会引起本UpdatePanel之外的页面局部更新. -->
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
UpdatePanel1
时间: <%= DateTime.Now %>
</ContentTemplate>
</asp:UpdatePanel>
<asp:UpdatePanel ID="UpdatePanel2" runat="server" UpdateMode=conditional ChildrenAsTriggers="false">
<ContentTemplate>
UpdatePanel2
时间: <%= DateTime.Now %>
<asp:Button ID="Button1" runat="server" Text="Button" />
</ContentTemplate>
</asp:UpdatePanel>
</div>
</form>
</
body
>
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- PostBackTrigger(AsyncPostBackTrigger)
标记可以指定当前UpdatePanel之外的元素来对自己进行更新.不同:一个是一般页面提交, 一个是异步无刷新提交 -->
<!--
假如设置了UpdateMode="Conditional", 则只有点击当前UpdatePanel中的button才能更新本Panel中的内容. 如果想设置本UpdatePanel外的元素对本Panel内容进行更新, 则可以设置该属性. -->
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server" UpdateMode="Conditional">
<ContentTemplate>
当前时间: <%= DateTime.Now %>
<asp:Button ID="Button1" runat="server" Text="Button" />
</ContentTemplate>
<Triggers>
<asp:PostBackTrigger ControlID="Button2" />
<asp:AsyncPostBackTrigger ControlID="Button3" />
</Triggers>
</asp:UpdatePanel>
<asp:UpdatePanel ID="UpdatePanel2" runat="server">
<ContentTemplate>
<asp:Button ID="Button2" runat="server" Text="Button" />
</ContentTemplate>
</asp:UpdatePanel>
<asp:UpdatePanel ID="UpdatePanel3" runat="server">
<ContentTemplate>
<asp:Button ID="Button3" runat="server" Text="Button" />
</ContentTemplate>
</asp:UpdatePanel>
</div>
</form>
</
body
>
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- UpdateProgress
控件 -->
<!-- AssociatedUpdatePanelID
表示由哪个UpdatePanel来使自己呈现; -->
<!-- DynamicLayout
表示UpdateProgress是否固定占有一定空间,即使是隐藏时; 如果该值为true, 则只有显示时才占用页面空间. -->
<!-- DisplayAfter
表示显示UpdateProgress内容之前需要等待的时间. -->
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdateProgress ID="UpdateProgress1" runat="server" DynamicLayout=false AssociatedUpdatePanelID="UpdatePanel1" DisplayAfter="1000">
<ProgressTemplate>
<asp:Image ID="Image1" runat="server" ImageUr="~/(C)UpdateProgress/(8)UpdateProgress/Progress.gif" ImageUrl="~/(C)UpdateProgress/(8)UpdateProgress/Progress.gif" />
</ProgressTemplate>
</asp:UpdateProgress>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
当前时间: <%= DateTime.Now %>
<asp:Button ID="Button1" runat="server" Text="Button" OnClick="Button1_Click" />
</ContentTemplate>
</asp:UpdatePanel>
</div>
</form>
</
body
>
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- Timer
控件 -->
<!--
通过设置Interval值(毫秒)可以定期的更新页面; 可以配合UpdateMode来禁止某些UpdataPanle不更新. -->
<!--
如果把Timer置于UpdatePanel外面, 可以非异步提交整个页面. -->
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
当前时间: <%= DateTime.Now %>
<asp:Timer ID="Timer1" runat="server" Interval="1000">
</asp:Timer>
</ContentTemplate>
</asp:UpdatePanel>
<%--<asp:Timer ID="Timer1" runat="server" Interval="1000">
</asp:Timer>--
%>
<%--<asp:UpdatePanel ID="UpdatePanel2" runat="server" UpdateMode=conditional>
<ContentTemplate>
当前时间: <%= DateTime.Now %>
</ContentTemplate>
</asp:UpdatePanel>--
%>
</div>
</form>
</
body
>
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- Validators
控件 -->
<!-- Asp.net Ajax
与VS 2005自带的系列验证控件在使用时,会有些问题.固Microsoft又推出一系列与原控件名称一一对应的控件集, 在bin目录的Validators.dll -->
<!--
另外, 还要在Web.Config中指定使用bin下面的Validators.dll中的验证控件:
<system.web>
<pages>
<tagMapping>
<add tagType="System.Web.UI.WebControls.CompareValidator" mappedTagType="Microsoft.Web.UI.Compatibility.CompareValidator, Validators"/>
<add tagType="System.Web.UI.WebControls.CustomValidator" mappedTagType="Microsoft.Web.UI.Compatibility.CustomValidator, Validators"/>
<add tagType="System.Web.UI.WebControls.RangeValidator" mappedTagType="Microsoft.Web.UI.Compatibility.RangeValidator, Validators"/>
<add tagType="System.Web.UI.WebControls.RegularExpressionValidator" mappedTagType="Microsoft.Web.UI.Compatibility.RegularExpressionValidator, Validators"/>
<add tagType="System.Web.UI.WebControls.RequiredFieldValidator" mappedTagType="Microsoft.Web.UI.Compatibility.RequiredFieldValidator, Validators"/>
<add tagType="System.Web.UI.WebControls.ValidationSummary" mappedTagType="Microsoft.Web.UI.Compatibility.ValidationSummary, Validators"/>
</tagMapping>
</pages>
</system.web>
-->
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<asp:RequiredFieldValidator ControlToValidate="TextBox1" ID="RequiredFieldValidator1" runat="server" ErrorMessage="
不能为NULL!"></
asp
:
RequiredFieldValidator
>
<br />
<asp:Button ID="Button1" runat="server" Text="Button" />
</ContentTemplate>
</asp:UpdatePanel>
</div>
</form>
</
body
>
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<!--
注释 -->
<!--
使用客户端WebRequest类, 进行一个标准的Ajax请求示例 -->
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<script language="jscript" type="text/javascript">
function ExecuteAjaxRequest(text)
{
var request = new Sys.Net.WebRequest();
request.set_url('ClientWebRequest.ashx');
request.set_httpVerb("POST");
request.add_completed(onComplete);
request.set_body('text=' + encodeURIComponent(text));
request.invoke();
}
function onComplete(response)
{
if (response.get_responseAvailable())
{
var text = response.get_object();
alert(text);
}
}
</script>
<input type="button" value="Hello Word!" onclick="ExecuteAjaxRequest('Hello Word!')" />
</
form
>
</
body
>
处理程序ashx文件代码:
using
System;
using
System.Web;
using
System.Web.Script.Serialization;
public
class ClientWebRequest : IHttpHandler {
public void ProcessRequest (HttpContext context) {
context.Response.ContentType = "text/plain";
string text = context.Request.Params["text"];
JavaScriptSerializer jsSerializer = new JavaScriptSerializer();
context.Response.Write(jsSerializer.Serialize(text));
}
public bool IsReusable
{
get
{
return false;
}
}
}
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!--
在开发中使用较多的情况, 在客户端调用当前页面的服务端方法. -->
<!--
设置ScriptManager控件的EnablePageMethods属性为:True, 并且在需要使用后台方法前加属性标记[WebMethod] -->
<!--
服务端方法必须为静态的, 需要客户端调用的才需要设置为静态的; -->
<!--
注意在服务端类中要打开命名空间using System.Web.Services, WebMethod类在此命名空间中-->
<asp:ScriptManager ID="ScriptManager1" runat="server" EnablePageMethods="true" />
<input type="button" value="
调用服务端方法"
onclick="ExecuteServerMethod('ChengKing')" />
<script language="javascript" type="text/javascript">
function ExecuteServerMethod(value)
{
PageMethods.ReturnStringServerMethod(value,CallBackResult);
}
function CallBackResult(result)
{
alert(result);
}
</script>
</div>
</form>
</
body
>
页面后台服务端代码:
using
System.Web.Services;
public
partial class _G_Ajax_Visit_PageServer_Method_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
[WebMethod]
public static string ReturnStringServerMethod(string str)
{
return "Hello " + str;
}
}
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!--
如果WebService类代码在App_Code中, 则直接可以通过: 类名.方法调用; 否则, 要通过: 命名空间.类名.方法名称 调用. -->
<!-- InlineScript=true
表示在客户端把调用服务端生成的客户端代码脚本输出到页面上; 一般用于调试使用, 但肯定占用时间. -->
<asp:ScriptManager ID="ScriptManager1" runat="server">
<Services>
<asp:ServiceReference Path="SimpleTransferWebservice.asmx" InlineScript=false />
</Services>
</asp:ScriptManager>
<script language="javascript" type="text/javascript">
function showEmployee(str)
{
SimpleTransferWebservice.HelloWorld(
str,
onCompleted);
}
function onCompleted(response)
{
alert(response);
}
</script>
<input type="button" value="Hello Word!"
onclick="showEmployee(this.value)" />
</div>
</
form
>
</
body
>
Webservice
后台代码(*.asmx页面):
[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
[ScriptService]
public
class SimpleTransferWebservice : System.Web.Services.WebService {
public SimpleTransferWebservice () {
//
如果使用设计的组件,请取消注释以下行
//InitializeComponent();
}
[WebMethod]
[ScriptMethod]
public string HelloWorld
(string str) {
return str;
}
}
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!--
使用页面后台服务端方法则要把属性EnablePageMethods设置为True; -->
<!--
本客户端处理错误方式, 以及设置属性(set_timeout或Timeout), 同样应用于WebService方法也是可以的 -->
<asp:ScriptManager ID="ScriptManager1" runat="server" EnablePageMethods=true>
</asp:ScriptManager>
<input type="button" value="
一般错误异常"
onclick="Division(1, 0)" />
<input type="button" value="
超时异常"
onclick="Timeout()" />
<script language="javascript" type="text/javascript">
function Division(a, b)
{
PageMethods.Division(a, b, null, ErrorCallback);
}
function Timeout()
{
PageMethods.set_timeout(1000);
PageMethods.Timeout(null, ErrorCallback);
}
function ErrorCallback(e)
{
var OupPutMessage = String.format("
是否超时: {0}\n错误信息: {1}\n异常类型: {2}\n堆栈跟踪: {3}"
,e.get_timedOut(),e.get_message(),e.get_exceptionType(),e.get_stackTrace());
alert(OupPutMessage);
}
</script>
</div>
</
form
>
</
body
>
后台服务端代码:
using
System.Threading;
using
System.Web.Services;
public
partial class _I_FailedCallback_Process_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
[WebMethod]
public static int Division(int a,int b)
{
return a/b;
}
[WebMethod]
public static void Timeout()
{
Thread.Sleep(2000); //
超时情况
}
}
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- Asp.net Ajax
框架中的客户端对象与服务端对象交互; Ajax框架还支持强类型集合,具体请看示例代码. -->
<!--
使用页面后台服务端方法则要把属性EnablePageMethods设置为True; -->
<asp:ScriptManager ID="ScriptManager1" runat="server" EnablePageMethods=true>
</asp:ScriptManager>
<input type="button" value="
客户端对象传递到服务端"
onclick="Add1000Salary()" />
<input type="button" value="
服务端对象传递到客户端"
onclick="GetServerObject()" />
<script language="javascript" type="text/javascript">
function Add1000Salary()
{
//
如果Person不在App_Code中, 则使用方式如:var person = new 命名空间.Person();
var person = new Person(); //or var person = new Object();
person.Name = "Rose Zhao";
person.Sex = "Female";
person.Salary = 2000;
PageMethods.Add_1000_Salary(person, Add_1000_SalarySucceeded);
}
function Add_1000_SalarySucceeded(result)
{
var message = String.format("
姓名: {0}; 性别: {1}; 工资: {2}"
,result.Name, result.Sex, result.Salary);
alert(message);
}
function GetServerObject()
{
PageMethods.GetOnePerson(GetServerObjectSucceeded);
}
function GetServerObjectSucceeded(result)
{
for (var key in result)
{
var message = String.format(
"
姓名: {0}; 性别: {1}; 工资: {2}"
,result[key].Name, result[key].Sex, result[key].Salary);
alert(message);
}
}
</script>
</div>
</
form
>
</
body
>
后台服务端代码:
using
System.Web.Services;
using
System.Collections.Generic;
public
partial class _J_Use_ClientObject_in_Ajax_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
[WebMethod]
public static Person Add_1000_Salary(Person person)
{
person.Salary += 1000;
return person;
}
[WebMethod]
public static IDictionary<string, Person> GetOnePerson()
{
Dictionary<string, Person> result = new Dictionary<string, Person>();
Person person = new Person();
person.Name = "Rose Zhao";
person.Sex = "Female";
person.Salary = 2000;
result[person.Name] = person;
return result;
}
}
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- Microsoft.Web.Preview Serializer
是ASP.NET AJAX January Futures CTP 中包括的一个程序集, 含有DatSet/DataTable/DataRow这些循环引用对象的序列化类, 使用时只要将
Microsoft.Web.Preview.dll
添加到bin目录下面, 再在Web.config中这样配置:
<system.web.extensions>
<scripting>
<webServices>
<jsonSerialization>
<converters>
<add name="DataSetConverter" type="Microsoft.Web.Preview.Script.Serialization.Converters.DataSetConverter, Microsoft.Web.Preview" />
<add name="DataRowConverter" type="Microsoft.Web.Preview.Script.Serialization.Converters.DataRowConverter, Microsoft.Web.Preview" />
<add name="DataTableConverter" type="Microsoft.Web.Preview.Script.Serialization.Converters.DataTableConverter, Microsoft.Web.Preview" />
</converters>
</jsonSerialization>
</webServices>
<scripting>
</system.web.extensions>
-->
<!--
具体用法请看本示例 -->
<asp:ScriptManager ID="ScriptManager1" runat="server" EnablePageMethods=true>
</asp:ScriptManager>
<input type="button" value="
获取数据"
onclick="GetPersonDataTable();" />
<script language="javascript" type="text/javascript">
function GetPersonDataTable()
{
PageMethods.GetPersonDataTable(CallBackProcessResultMethod,ErrorHandler);
}
function CallBackProcessResultMethod(result)
{
var sb = new Sys.StringBuilder("<table border='1' bgcolor='#6699ff'>");
sb.append("<tr><td>
姓名</td><td>性别</td><td>工资</td></tr>"
);
for (var i = 0; i < result.rows.length; i++)
{
sb.append(String.format("<tr><td>{0}</td><td>{1}</td><td>{2}</td></tr>",result.rows[i]["Name"],result.rows[i].Sex, result.rows[i].Salary));
}
sb.append("</table>");
$get("table").innerHTML = sb.toString();
}
function ErrorHandler(error)
{
alert(error.get_message());
}
</script>
<br />
<div id="table"></div>
</div>
</
form
>
</
body
>
后台页面代码:
using
System.Web.Services;
using
System.Web.Script.Serialization;
public
partial class _J_Ajax_Client_Programe__B_JS_StringBuilder_Class_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
[WebMethod]
public static DataTable GetPersonDataTable()
{
//return "abc";
DataTable dt = new DataTable();
dt.Columns.Add(new DataColumn("Name", typeof(string)));
dt.Columns.Add(new DataColumn("Sex", typeof(string)));
dt.Columns.Add(new DataColumn("Salary", typeof(string)));
DataRow drNew = dt.NewRow();
drNew["Name"] = "Rose Zhao";
drNew["Sex"] = "Female";
drNew["Salary"] = "2000";
dt.Rows.Add(drNew);
drNew = dt.NewRow();
drNew["Name"] = "King Zheng";
drNew["Sex"] = "male";
drNew["Salary"] = "3000";
dt.Rows.Add(drNew);
return dt;
}
}
|
前台页面代码
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- .Sys.StringBuilder
类在IE下可以提交客户端程序运行效率, 与服务端的System.Text.StringBuilder功能相同, 只不过分别用于客户端和服务端 -->
<asp:ScriptManager ID="ScriptManager1" runat="server" EnablePageMethods=true>
</asp:ScriptManager>
<input type="button" value="
获取数据"
onclick="GetPersonDataTable();" />
<script language="javascript" type="text/javascript">
function GetPersonDataTable()
{
PageMethods.GetPersonDataTable(CallBackProcessResultMethod,ErrorHandler);
}
function CallBackProcessResultMethod(result)
{
var sb = new Sys.StringBuilder("<table border='1' bgcolor='#6699ff'>");
sb.append("<tr><td>
姓名</td><td>性别</td><td>工资</td></tr>"
);
for (var i = 0; i < result.rows.length; i++)
{
sb.append(String.format("<tr><td>{0}</td><td>{1}</td><td>{2}</td></tr>",result.rows[i]["Name"],result.rows[i].Sex, result.rows[i].Salary));
}
sb.append("</table>");
$get("table").innerHTML = sb.toString();
}
function ErrorHandler(error)
{
alert(error.get_message());
}
</script>
<br />
<div id="table"></div>
</div>
</form>
</
body
>
后台页面代码:
using
System.Web.Services;
using
System.Web.Script.Serialization;
public
partial class _J_Ajax_Client_Programe__B_JS_StringBuilder_Class_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
[WebMethod]
public static DataTable GetPersonDataTable()
{
//return "abc";
DataTable dt = new DataTable();
dt.Columns.Add(new DataColumn("Name", typeof(string)));
dt.Columns.Add(new DataColumn("Sex", typeof(string)));
dt.Columns.Add(new DataColumn("Salary", typeof(string)));
DataRow drNew = dt.NewRow();
drNew["Name"] = "Rose Zhao";
drNew["Sex"] = "Female";
drNew["Salary"] = "2000";
dt.Rows.Add(drNew);
drNew = dt.NewRow();
drNew["Name"] = "King Zheng";
drNew["Sex"] = "male";
drNew["Salary"] = "3000";
dt.Rows.Add(drNew);
return dt;
}
}
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- Ajax library
中的客户端类Sys.Net.WebRequestManager事件丰富, 具体请看示例 -->
<!--
通过该类注册的事件只能在XmlHttp异步更新操作时, 才能够捕捉到. -->
<script language="javascript">
Sys.Net.WebRequestManager.add_invokingRequest(function(sender, eventArgs)
{
if (confirm("
是否取消本操作?"
))
{
eventArgs.set_cancel(true);
}
});
Sys.Net.WebRequestManager.add_completedRequest(function()
{
alert("
刷新时间操作成功!"
);
});
</script>
<asp:ScriptManager ID="ScriptManager1" runat="server" />
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:Button ID="Button1" runat="server" Text="
更新当前时间[无刷新]"
/>
<br /><br />
当前时间: <%= DateTime.Now.ToString() %>
</ContentTemplate>
</asp:UpdatePanel>
<asp:Button ID="Button2" runat="server" Text="
更新当前时间[刷新]"
/>
</div>
</form>
</
body
>
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!--
在WebService方法中使用Session/Cache/Application对象 -->
<asp:ScriptManager runat="server" ID="ScriptManager1">
<Services>
<asp:ServiceReference Path="UseSession_etc.asmx" InlineScript="true" />
</Services>
</asp:ScriptManager>
<input type="button" value="
改变服务端Session中存储的值"
onclick="ChangeSession()" />
<input type="button" value="
改变服务端Cache中存储的值"
onclick="ChangeCache()" />
<input type="button" value="
改变服务端Application中存储的值"
onclick="ChangeApplication()" />
<script language="javascript" type="text/javascript">
function ChangeSession()
{
UseSession_etc.ChangeSession(ChangeSucceeded);
}
function ChangeCache()
{
UseSession_etc.ChangeCache(ChangeSucceeded);
}
function ChangeApplication()
{
UseSession_etc.ChangeApplication(ChangeSucceeded);
}
function ChangeSucceeded(result)
{
alert(result);
}
</script>
</div>
</
form
>
</
body
>
WebService
页面后台代码(*.asmx) :
///
<summary>
///
UseSession_etc
的摘要说明
///
</summary>
[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
[ScriptService]
public
class UseSession_etc : System.Web.Services.WebService {
public UseSession_etc () {
//
如果使用设计的组件,请取消注释以下行
//InitializeComponent();
}
[WebMethod(EnableSession=true)]
public int ChangeSession()
{
if (Session["count"] == null)
{
Session["count"] = "0";
}
int intCount = int.Parse(Session["count"].ToString());
intCount++;
Session["count"] = intCount;
return intCount;
}
[WebMethod]
public int ChangeCache()
{
if (this.Context.Cache["count"] == null)
{
this.Context.Cache["count"] = "0";
}
int intCount = int.Parse(this.Context.Cache["count"].ToString());
intCount++;
this.Context.Cache["count"] = intCount;
return intCount;
}
[WebMethod]
public int ChangeApplication()
{
if (Application["count"] == null)
{
Application["count"] = "0";
}
int intCount = int.Parse(Application["count"].ToString());
intCount++;
Application["count"] = intCount;
return intCount;
}
}
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!--
在Page后台方法中使用Session/Cache/Application对象 -->
<asp:ScriptManager runat="server" ID="ScriptManager1" EnablePageMethods=true>
</asp:ScriptManager>
<input type="button" value="
改变服务端Session中存储的值"
onclick="ChangeSession()" />
<input type="button" value="
改变服务端Cache中存储的值"
onclick="ChangeCache()" />
<input type="button" value="
改变服务端Application中存储的值"
onclick="ChangeApplication()" />
<script language="javascript" type="text/javascript">
function ChangeSession()
{
PageMethods.ChangeSession(ChangeSucceeded);
}
function ChangeCache()
{
PageMethods.ChangeCache(ChangeSucceeded);
}
function ChangeApplication()
{
PageMethods.ChangeApplication(ChangeSucceeded);
}
function ChangeSucceeded(result)
{
alert(result);
}
</script>
</div>
</
form
>
</
body
>
页面后台代码
using
System.Web.Services;
using
System.Web.SessionState;
using
System.Web.Caching;
public
partial class _K_EnableSession_in_Ajax_Progam_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
//Session["count"] = "0";
//Cache["count"] = "0";
//Application["count"] = "0";
}
[WebMethod(EnableSession = true)]
public static int ChangeSession()
{
if (System.Web.HttpContext.Current.Session["count"] == null)
{
System.Web.HttpContext.Current.Session["count"] = "0";
}
int intCount = int.Parse(System.Web.HttpContext.Current.Session["count"].ToString());
intCount++;
System.Web.HttpContext.Current.Session["count"] = intCount;
return intCount;
}
[WebMethod]
public static int ChangeCache()
{
if (System.Web.HttpContext.Current.Cache["count"] == null)
{
System.Web.HttpContext.Current.Cache["count"] = "0";
}
int intCount = int.Parse(System.Web.HttpContext.Current.Cache["count"].ToString());
intCount++;
System.Web.HttpContext.Current.Cache["count"] = intCount;
return intCount;
}
[WebMethod]
public static int ChangeApplication()
{
if (System.Web.HttpContext.Current.Application["count"] == null)
{
System.Web.HttpContext.Current.Application["count"] = "0";
}
int intCount = int.Parse(System.Web.HttpContext.Current.Application["count"].ToString());
intCount++;
System.Web.HttpContext.Current.Application["count"] = intCount;
return intCount;
}
}
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- Ajax Library
中对Array的扩展方法forEach的使用. -->
<asp:ScriptManager ID="ScriptManager1" runat="server" />
<script language="javascript" type="text/javascript">
var str = "Hello Rose Zhao".split(" ");
var obj = {returnValue : ""};
Array.forEach(str, tidy, obj);//
参数1: 要整理的字符串; 参数2: 委托的客户端方法名称; 参数3: 存放结果的对象.
alert(obj.returnValue);
function tidy(elt, index, array)
{
this.returnValue += "[" + elt + "] ";
}
</script>
</div>
</form>
</
body
>
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!--
为Button1增加Click事件, 并调用自定义对象的自定义方法 -->
<asp:ScriptManager ID="ScriptManager1" runat="server" />
<input type="button" value="
调用事件"
id="button1" />
<script language="javascript" type="text/javascript">
var clientObject =
{
text : "Hello ",
OnClick : function(e, args)
{
alert(this.text + args + this.tail);
},
tail : "!"
}
var onClickDelegate = Function.createCallback(Function.createDelegate(clientObject, clientObject.OnClick), "Rose Zhao");
$addHandler($get("button1"), "click", onClickDelegate);
</script>
</div>
</form>
</
body
>
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- String
扩展方法format和localeFormat的使用 -->
<asp:ScriptManager ID="ScriptManager1" runat="server" />
<script language="javascript" type="text/javascript">
alert(String.format("Today is {0}.", new Date()));
alert(String.localeFormat("
今天是{0}"
, new Date()));
</script>
</div>
</form>
</
body
>
|
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- Ajax library
对客户端面向对象的支持 -->
<asp:ScriptManager ID="ScriptManager1" runat="server" ScriptMode="Debug">
</asp:ScriptManager>
<script language=javascript>
//
注册一个命名空间: "人类"
Type.registerNamespace("Human");
//
定义一个接口: IPerson
Human.IPerson = function()
{
throw Error.notImplemented();
}
Human.IPerson.prototype =
{
FullName : function()
{
throw Error.notImplemented();
}
}
Human.IPerson.registerInterface("Human.IPerson");
//
定义一个类: Womenn , 并继承Human.IPerson
Human.Womenn = function()
{
this._FirstName;
this._LastName;
}
Human.Womenn.prototype =
{
get_FirstName : function()
{
return this._FirstName;
},
set_FirstName : function(value)
{
this._FirstName = value;
},
get_LastName : function()
{
return this._LastName;
},
set_LastName : function(value)
{
this._LastName = value;
},
FullName : function()
{
return this._FirstName + " " + this._LastName;
}
}
Human.Womenn.registerClass("Human.Womenn", null,Human.IPerson);
//
使用定义的类
//debugger;
var Rose = new Human.Womenn();
//
注意这里不是这样写:Rose.set_LastName = "Jing";
Rose.set_FirstName("Jing");
Rose.set_LastName("Zhao");
alert(Rose.FullName());
</script>
</div>
</form>
</
body
>
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<!--
注释 -->
<!-- Asp.net
全局和本地资源文件示例. -->
<!-- UICulture:
设置本页面界面资源语种; Culture=设置本页面对象资源语种. 这里都设置为auto, 在实际运行时它会根据客户端浏览器设置的语言进行显示. -->
<!--
全局资源文件是指供所有页面使用. 本地资源文件是指供一个特定页面使用, 其App_LocalResources文件夹必须和页面在同一级目录下面-->
<!--
切换语言[中文<=>英文]看效果: 客户端设置浏览器的步骤: "工具"-"Internet选项"-"语言"; 如果没有 zh-cn或en-US, 将这两项加入, 加放后移到最上面的为默认启用.-->
<div>
<!--
获取全局资源文件 -->
<asp:Label ID="lbApple" runat="server"></asp:Label>
<asp:Label ID="lbOrange" runat="server" Text="<%$ Resources:GlobalFruitsResource,Orange %>"></asp:Label>
<!--
获取本地资源文件 -->
<asp:Label ID="lbBanana" runat="server" meta:resourcekey="lblBanana"></asp:Label>
</div>
</form>
</
body
>
后台页面代码:
public
partial class _N_Global_and_Local_Resources__A_Asp_net_Resource_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
//
获取全局资源文件
this.lbApple.Text = Resources.GlobalFruitsResource.Apple;
}
}
|
前台页面代码:
<
body
>
<form id="form1" runat="server">
<div>
<!--
注释 -->
<!-- Ajax
对客户端资源文件的支持. -->
<!-- Ajax
中对客户端资源文件支持是通过定义多个*.js文件来实现的, 每个js文件实现一种语言所有的资源 -->
<!-- UICulture:
设置本页面界面资源语种; Culture=设置本页面对象资源语种. 这里都设置为auto, 在实际运行时它会根据客户端浏览器设置的语言进行显示. -->
<!--
切换语言[中文<=>英文]看效果: 客户端设置浏览器的步骤: "工具"-"Internet选项"-"语言"; 如果没有 zh-cn或en-US, 将这两项加入, 加放后移到最上面的为默认启用.-->
<!--
与服务端资源文件相比, 这里还要指定一个很重要的属性ResourceUICultures, 指定支持的客户端语言种类集合, 用逗号分开 -->
<!--
客户端命名的各个语言的JS文件, 比如: FruitsResource.en-US.js中的en-US, 必须为浏览器中可选择类型中的一种, 不能自已定义! -->
<!--JS
文件中的: /// <reference name="MicrosoftAjax.js"/> 表示把此文件引用进来, 相当于C#语法中using指令, 只不过这里不是打开命名空间,而是引入文件 -->
<asp:ScriptManager runat="server" ID="sm" EnableScriptLocalization="true">
<Scripts>
<asp:ScriptReference Path="~/(N)Global and Local Resources/(26)Ajax Resource/FruitsResource.js" ResourceUICultures="zn-ch,en-US" />
</Scripts>
</asp:ScriptManager>
<script language="javascript">
alert(Fruits.Fruit.Pear);
</script>
</div>
</form>
</
body
>
中文资源文件FruitsResource.js代码:
/// <reference name="MicrosoftAjax.js"/>
Type.registerNamespace("Fruits");
Fruits.Fruit =
{
"Pear" : "
梨"
}
英文资源文件FruitsResource.en-US.js代码:
/// <reference name="MicrosoftAjax.js"/>
Type.registerNamespace("Fruits");
Fruits.Fruit =
{
"Pear" : "Pear"
}
|