asp.net 4.0 [email protected] web developers user group israel june 2009
TRANSCRIPT
Overview of TalkOverview of Talk
ASP.NET supports several very different types of web applications
ASP.NET 3.5 Service Pack ASP.NET 3.5 Service Pack 11
Microsoft Entity FrameworkADO.NET Data ServicesDynamic DataMicrosoft AJAX Improvements
Browser HistoryScript Combining
ASP.NET CoreASP.NET Core
AppDomainAppDomain
PoolPool
HttpApplicationFactory
HttpApplicationFactory
HttpRuntimeHttpRuntimeHttpApplicatio
nHttpApplicatio
nHttpApplication
HttpApplicationHttpApplication
HttpApplicationHttpApplication
HttpApplication
Request from hostRequest from host
HttpContextHttpContext
HttpApplication
HttpApplicationHttpApplication
HttpApplication
HttpContextHttpContext
ASP.NET RuntimeASP.NET Runtime
Http HandlerHttp Handler
HttpApplicationHttpApplication
BeginRequest()
AuthenticateRequest()
AuthorizeRequest()
ResolveRequestCache()
AcquireRequestState()
PreRequestHandlerExecute()
EndRequest()
UpdateRequestCache()
ReleaseRequestState()
PostRequestHandlerExecute()
HttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModuleHttpModule
IHttpHandlerIHttpHandler
Init
IHttpHandlerFactory
IHttpHandlerFactory
ASP.NET Core EnhancementsASP.NET Core Enhancements
Cache Extensibility
Auto-Start Web Applications
Browser Capabilities Extensibility
Session State Compression
Output Cache ExtensibilityOutput Cache Extensibility
Store generated output of aspx/ascxHttp.sys IntegrationHttpSubstituation CallbackASP.NET 4.0
OutputCacheProviderFuture – Cache API ExtensibilityProviders for 3rd Party, Velocity, FileSystem
Auto-Start Web Auto-Start Web ApplicationsApplications
Usual approach: Application_StartAuto-Start
ASP.NET 4.0 + IIS 7.5IProcessHostPreloadClientAppPool startMode set to “alwaysRunning”
Browser CapabilitiesBrowser Capabilities
ASP.NET Determines Browser CapabilitiesConfig\Browser Directory
Create or Update and XML fileAspnet_regbrowsers
BrowserCapabilitiesCodeGenerator ASP.NET 4.0 - HttpCapabilitiesProvider
Session State CompressionSession State Compression
CPU IntensiveUsed when state is out of porcesscompressionEnabled in web.configDeflateStream/GZipStream
Useful in the ASP.NET world anyway..
ASP.NET Web FormsASP.NET Web Forms
ASP.NET Web FormsASP.NET Web Forms
With ASP.NET 4.0, you are in control:Control RenderingControl IDsView StateWebsite URLsXHTML and Accessibility
Code SnippetsCode Snippets
HTMLdiv, table, img …
ASP.NETscriptmanager, sqldatasource, formview …
ASP.NET AJAXbehavior, control …
JScriptfunction, forin …
FormView ImprovementsFormView Improvements
<asp:FormView ID="Formview1"
RenderTable="false" runat="server">
ListView ImprovementsListView Improvements
Control Your View StateControl Your View State
New Property - Control.ViewStateMode
EnabledDisabledInherit (default)
Also applicable on the Page level in the futureDifferent than EnableViewState Control State persists anyway
Control Your Client IDsControl Your Client IDs
Control.ClientIdModeLegacyStaticPredictableInherit (default)
$get(<%= Server Side %>) vs alternatives
Control Your Client IDsControl Your Client IDs
<system.web> <pages clientIdMode="Predictable"> </pages></system.web>
ASP.NET RoutingASP.NET Routing
.NET 3.5 SP1http://YourSite.com/search/Sharepoint
http://YourSite.com/Search.aspx?query=SharepointaDefined in Global.asax via RouteTableAccess via Page.RouteDataExpressionBuilders
RouteUrlRouteValue
RouteParameter
Other Search Engine Other Search Engine Optimization ImprovementsOptimization Improvements
Page.DescriptionPage.KeywordsResponse.RedirectPermanent(new url)SEO Toolkit for IIS 7.0
QueryExtender ControlQueryExtender Control
Works with EntityDataSource and LinqDataSourceEnables you to filter database resultsAccepts different types of expressions:
Search RangePropertyCustom
ASP.NET AJAXASP.NET AJAX
ASP.NET AJAXASP.NET AJAX
ASP.NET AJAXASP.NET AJAX
Client-Side TemplatesClient-Side ControlsClient-Side Data BindingRead/Write Database Data from the BrowserCross-Browser CompatibleNot tied to ASP.NET
Client Side TemplatesClient Side Templates
Client templates replicate HTMLXHTML compliant (use namespace extensions)Placeholder notation similar to Silverlight/WPF
{{ Name }}
Interspersed code and markupDeclarative behavior and events
Customizing TemplatesCustomizing Templates
Expression language is JavaScript {{BirthDate.localeFormat("dd/MM/yyyy")}}Can leverage pseudo columns and interspersed code and markupcode:ifcode:beforecode:after$index$dataItem
Live BindingLive Binding
Live BindingsReflect changes live from data
<span>{binding Name}</span><input value="{binding Name}" />
Reflect changes live back to data from user input
No round-trip to server
Convert and ConvertBack functions
ASP.NET AJAXASP.NET AJAXRefactored Microsoft AJAX Library
MicrosoftAjaxCore.jsMicrosoftAjaxComponentModel.jsMicrosoftAjaxSerialization.jsMicrosoftAjaxGlobalization.jsMicrosoftAjaxHistory.jsMicrosoftAjaxNetwork.jsMicrosoftAjaxWebServices.jsMicrosoftAjaxApplicationServices.j
sMicrosoftAjaxTemplates.js (New )MicrosoftAjaxAdoNet.js (New)
ASP.NET AJAXASP.NET AJAXCreated by John ResigOpen SourceMicrosoft Product supportjQuery Intellisense
Supported in Visual Studio 2008Supported in Visual Studio 2010
ASP.NET MVCASP.NET MVC
ASP.NET MVCASP.NET MVC
Enables a clear separation of concernsEnables testability including test-driven developmentEnables fine-grained control over HTML and JavaScriptASP.NET 4.0
Asynchrnous controllersDeclarative ControlsAjax support (+partial rendering)
ASP.NET Dynamic DataASP.NET Dynamic Data
ASP.NET Dynamic DataASP.NET Dynamic Data
DynamicDataManager ControlDynamicHyperLink ControlField Templates for Email and URLSupport for Inheritance and Many-to-Many RelationshipsEntity Templates
ASP.NET Dynamic DataASP.NET Dynamic Data
Entity Templates
ConclusionConclusion
ASP.NET supports several very different types of web applications
ResourcesResources
• ASP.NET 4.0 and Visual Studio 2010 Web Development Overviewhttp://www.asp.net/learn/whitepapers/
• CodePlex ASP.NET Previewshttp://www.CodePlex.com/AspNet
