whatsnewasp3.5part1

7/27/2019 whatsnewasp3.5part1

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ASP.NET 3.5 New Features


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Agenda

What's New in .NET Framework 3.5?

Visual Studio 2008 Enhancements

LINQ (Language Integrated Query)

New ASP.NET Server Controls

ASP.NET 3.5 Extensions

ASP.NET Dynamic Data ( now in SP1 )

ASP.NET MVC Framework ( now in Beta )

ASP.NET and AJAX Integration

ASP.NET Controls for Silverlight


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Whats New in .NET Framework 3.5?

Language Integrated Queries (LINQ)

Family of technologies that provides querying features

for data, from relational to XML

Generate a LINQ object model that provides an objectrepresentation of the database

New collections: HashSet

Peer-to-Peer networking framework

Integration of WCF and WWF (Workflow

Services)


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Whats New in Visual Studio 2008?

Framework targeting (2.0, 3.0, 3.5)

Full support for LINQ and LINQ to SQL

Integrated ASP.NET AJAX

Improved HTML editor Split source/design view

JavaScript IntelliSense and debugging

CSS manager and debugger

Integrated WPF, WCF, WF designers

Runs a bit slower


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Visual Studio 2008 Enhancements

Multi-Targeting

Nested Master Pages

Fast Switching

Split View

CSS Tools

Control Extender

Support

JS Intellisense

JS Debugging

VisualStudio 2008


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LINQ and LINQ to SQL

Query, set and transform operations for .NET

Querying data becomes a core programming concept

Works with all types and shapes of data Relational databases

XML Objects

Works with all .NET languages C# and VB and have integrated language support

LINQ to SQL Powerful ORM framework


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var contacts =from c in customers

where c.State == "WA"

select new { c.Name, c.Phone };

var contacts =

customers

.Where(c => c.State == "WA")

.Select(c => new { c.Name, c.Phone });

Extensionmethods

Lambdaexpressions

Queryexpressions

Objectinitializers

Anonymoustypes

Local variabletype inference

Expressiontrees

Automaticproperties

Partialmethods


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Implicitly typed locals Extension methods

Lambda Expressions

Object initializers Anonymous types

Nullable types

Query expressions XML Literals

Dim x = 5

Sub Randomize(col As Collection)

Function(c) c.Name

New Point With { .x = 1, .y = 2 }

New With { c.Name, c.Phone }

From Where Select


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SqlConnection c = new SqlConnection();

c.Open();

SqlCommand cmd = new SqlCommand(

@"SELECT c.Name, c.Phone

FROM Customers c

WHERE c.City = @p0");

cmd.Parameters["@p0"] = "London";

DataReader dr = c.Execute(cmd);

while (dr.Read()) {

string name = dr.GetString(0);string phone = dr.GetString(1);

DateTime date =dr.GetDateTime(2);

}

dr.Close();

Queries inquotes

Loosely boundarguments

Loosely typed

result sets

No compile timechecks


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public class Customer { }

public class Northwind: DataContext

{

public Table Customers;

}

Northwind db = new Northwind();

var contacts =

from c in db.Customerswhere c.City == "London"

select new { c.Name, c.Phone };

Classes describedata

Strongly typedconnection

Integrated query

syntax

Strongly typedresults

Tables are likecollections


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LINQ to SQL

LINQ to SQL

Designer in

VS 2008

NorthwindDataContext db =

new NorthwindDataContext();

var customers = from c in db.Customers

where c.City == "London" select c;

foreach (var cust in customers)Console.WriteLine(

"id = {0}, City = {1}",

cust.CustomerID, cust.City);


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LINQ to Objects API queries over any .NET collection, such as arrays and generic

lists.

LINQ over XML (XLinq) Core functionality of the XLinq API such as load, modify, and

save XML documents LINQ to SQL

provides direct access to database tables from theprogramming environment

LINQ to Entities

enables developers to use LINQ over EDM models LINQ to Dataset

allows the full expressivity of LINQ to be used over Datasets.


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New ASP.NET Data Controls


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ListView Control

Combines templating capabilities of the Repeater control and the data editingcapabilities of the DataGrid

complete control of how the ListView presents your data through 11 templates. LayoutTemplate

AlternatingItemTemplate

EditItemTemplate

EmptyDataTemplate

EmptyItemTemplate

GroupTemplate

GroupSeparatorTemplate

InsertItemTemplate

ItemTemplate

ItemSeparatorTemplate

SelectedItemTemplate

most important templates are the LayoutTemplate and the ItemTemplate.

LayoutTemplate HTML defines the overall look and feel

ItemTemplate HTML specifies how each bound record will appear.


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ListView


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DataPager

provides paging capabilities.

points at the control it provides paging

support for. As an external control

place it anywhere on the page, and configure

look

works with controls that implement the

IPageableItemContainer interface ( ListView )


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DataPager


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LinqData Source Control

Bind to a Linq Data Model


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ASP.NET 3.5 Extensions ASP.NET MVC Framework

Model View Controller framework for ASP.NET ( now in Beta ) ASP.NET Dynamic Data

Dynamic data controls for displaying/editing table data in ASP.NET

ASP.NET AJAX Browser history support

ADO.NET Data Services Create REST addressable services endpoints for your data and

consume with AJAX and Silverlight

Silverlight Controls for ASP.NET Integrate Silverlight into ASP.NET applications


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ASP.NET Dynamic Data

Create quickly a rich data-driven Web sites

Like in Ruby on Rails and Django (in Python)

Based on LINQ to SQL data model

Dynamically display data based on the data model ofthe underlying database

Pages are created automatically (zero code)

Based on highly customizable templates

Uses dynamic data fields user controls that

render standard data field types


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ASP.NET Dynamic Data


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ASP.NET AJAX

All AJAX 1.0 features in.NET 3.5 Enhancements to UpdatePanel

WCF JSON Services Better Development

Experience JavaScript Intellisense

JavaScript Debugging ASP.NET AJAX Extender

Control Support

ASP.NET 2.0

VS 2005

v1.0

ASP.NET 3.5

VS 2008

v1.0 v3.5


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ASP.NET AJAX Control Toolkit

Separate download from coreASP.NET AJAX Library of free ASP.NET AJAX

enabled controls

Download from http://ajax.asp.net

Developed using a collaborativesource model Licensed under Microsoft Public

License (Ms-PL)

All source freely available

~ 40 controls as of today
http://ajax.asp.net/http://ajax.asp.net/

Date post:	02-Apr-2018
Category:	Documents
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