Visual Studio 2010 and .NET Framework 4 Training Workshop

Visual Studio 2010and

.NET Framework 4

Training Workshop

Visual Studio 2010and

.NET Framework 4

Training Workshop

What’s New InASP.NET Web Forms 4

What’s New InASP.NET Web Forms 4

NameTitleOrganizationEmail

ObjectivesObjectives

• How is client-side development made easier?

• How can I achieve more control over my application?

• How are the existing server controls enhanced?

Client IDClient ID

1) Master Page (No ID)

2) User Control (“HeaderForm”)

ControlHierarchy

3) Drop Down List (“States”)

Resulting Client IDs:1) ctl002) ctl00_HeaderForm3) ctl00_HeaderForm_States

ViewState ModeViewState ModeIf you do this…

Then neither this…

Nor this…

Will work

Client IDViewState ModeClient IDViewState Mode

RoutingRouting

Request:Products/Bikes

ASP.NET Routing

Route:Product/{name} -> Product.aspx

WebForms Page

File Name:Product.aspx

Route Values:Name = “Bikes”

Response

RoutingRouting

QueryExtenderQueryExtender

LINQ To SQLData Source

EntityData Source

1) Uses arbitrary language2) Difficult to extend

1) Uses Entity SQL2) Difficult to extend

QueryExtender

1) Uses Parameters2) Very easy to perform advanced queries

What investments have been made to the existing controls?

Misc Control EnhancementsMisc Control Enhancements

1) FormViewa) Can remove superflous <table>

2) GridView a) Allows styling of header columns when sortedb) Works without ViewStatec) Supports persisted selection

3) ListViewd) No longer requires a LayoutTemplatee) Supports persisted selection

Misc Control Enhancements (cont.)Misc Control Enhancements (cont.)

1) CompareValidatora) Supports Time and DateTime

2) LinqDataSourceb) Allows you to write queries using LINQ

3) DataPagerc) Works with GridView, DetailsView, and FormView

QueryExtenderControl EnhancementsQueryExtenderControl Enhancements

SummarySummary

• The new client ID and ViewState mode features give you better control over your application

• Routing integration allows you to easily customize your sitemap

• New server control enhancements make leveraging the existing control suite easier