Introduction To Asp Net Ajax Library(Beta)

Introduction to ASP.NET AJAX Library (BETA)
Krishna Chaitanya T
Senior Systems Engineer | Infosys Technologies Limited
www.novogeek.com | krishnachaitanya.t@live.com

Agenda
ASP.NET AJAX Library - What’s happening?
More developer friendly
Cross browser, any platform
Don’t change your style!
Enhanced performance
Microsoft AJAX CDN
Script loader - Script combining, lazy/parallel loading
Client side data binding, invoking remote services

What’s happening?
ASP.NET AJAX Library now moved to Codeplex as open source project
More focus on client side web development
Full support for jQuery
Merging Ajax Control Toolkit with ASP.NET AJAX Library
All ACT controls can now be instantiated as jQuery plugins
Full product support after full release

More developer friendly
Compatible with all major browsers
IE6+, Firefox, Chrome, Safari, Opera
Not tightly bound to ASP.NET
Supports ASP.NET MVC, Ruby on Rails, PHP
Supporting powerful jQuery selectors
~34 controls converted to pure client side script, JavaScript/jQuery intellisense provision
It’s open source! Explore n enjoy 

Don’t change your style!
Use the new controls as per your coding style.
Multiple ways of instantiating controls:
Imperative - in JavaScript (Sys.create)
Imperative - using jQuery
Declarative - in HTML markup
ASP.NET Web form control – with ASP.NET web forms

Instantiating AJAX client controls
Imperatively, Declaratively, using jQuery
DEMO

Enhanced Performance
Microsoft AJAX Content Delivery Network
High performance servers,
Cached content
CDN contains the following:
ASP.NET AJAX Library & its releases
jQuery, jQuery validation & its releases
ASP.NET MVC releases
<script src="http://ajax.Microsoft.com/ajax/beta/0909/MicrosoftAjax.js" type="text/javascript"></script>
<asp:ScriptManager ID="ScriptManager1" EnableCdn="true" runat="server"> </asp:ScriptManager>

AJAX Script Loader
Located in start.js
Capable of loading ASP.NET AJAX library scripts, jQuery, jQuery validation.
Detecting DOM ready
Sys.onReady
Loading required scripts
Sys.require

AJAX Script Loader
Loading scripts in parallel
Script combining
Loading dependent scripts
Dependencies & Execution dependencies
On demand loading (lazy loading) and loading custom scripts
Sys.require & Sys.loadScripts

Script Loader
Lazy loading, script combining
DEMO

Client side data binding
DataView component for client side templating
Can be used imperatively, declaratively or by using jQuery.
Can be imagined as client side repeater
Light weight JSON data format for data binding
Data from ASMX, WCF, ADO.NET web services and from remote websites can be bound easily on the client side.

Client side data binding
Adding event handlers, Invoking remote services, client side templating
DEMO

References
ASP.NET AJAX Library
http://www.asp.net/ajaxlibrary/learn.ashx
Channel 9
http://channel9.msdn.com

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Contact
Blog Address
www.novogeek.com
Email Address
krishnachaitanya.t@live.com

Introduction To Asp Net Ajax Library(Beta)

by Krishna T on Mar 18, 2010

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Introduction To Asp Net Ajax Library(Beta) — Presentation Transcript