ASP'NET Getting started more detail

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ASP.NETGetting started more detail
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WOW! factors

• Too many to list
• Heres a few favorites
• Code-behind programming model
• Code-beside programming model
• Easy and fast development
• Automatic code generation
• Any browser, any device
• Reliable
• Compiled applications fast fast fast the
  fastest web platform that exists today (bar none)

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WOW! factors (continued)

• Favorites (continued)
• Language-neutral
• Can inherit from other classes even if they were
  written in a different language
• Great development tool (VS 2008.NET)
• Applications feel solid and fast
• Server-side web controls
• Server-side validation, complemented by
  client-side validation code that is written for
  you

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WOW! factors (continued)

• Favorites (continued)
• Great state management
• Great authentication and authorization
  infrastructure
• Great connectivity to databases
• Based upon and takes advantage of Internet
  standards
• Rich functionality
• Security is built in
• XML Web Services
• Can access functionality in 6,500 base classes

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The best ASP.NET WOW! factor

• Code-beside development
• This development model separates
• presentation code
• from
• application code

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Demos and discussion

• Getting started
• with ASP.NET

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Tour of ASP.NET

• Highlights
• File gt Open gt Project From Web
• Your home directory ASP.NET Web Application
• Web form
• webform.aspx
• Code-beside file
• webform.aspx.cs
• Build process (compile)
• Keyboard shortcut is CtrlShiftB (build only)
• CtrlShiftW (build and view in browser)
• Or File gt View In Browser

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Whats in an ASP.NET application?

• VS .NET automatically adds essential project
  references (to class libraries) and files needed
  to get started
• References (to class libraries)
• System and System.Data
• System.Web, System.Drawing, and System.XML
• Files
• WebForm1.aspx user interface code
• WebForm1.aspx.cs class file that contains the
  system- and user-generated source code (e.g. C)
• Web.Config application configuration settings

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The VS .NET app dev environment

• Design view has two tabbed panels visible
• Design
• WYSIWYG editor
• HTML
• The HTML code
• The design surface offers two page layout modes
• CSS
• Flow Layout (use this one!)

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Code beside

• Every web form also has a code-beside file
• It contains the .NET language code
• When you open a web form depending on what is the
  setting, either its code-beside or its design
  will open automatically
• To open the other, click on the tab below the
  page.
• If you double-click on one of the controls, it
  will open the code-beside file with the cursor
  positioned inside the code block that implements
  the controls default event handler

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Inherits System.Web.UI.Page

• When you are creating a web form (aspx), you are
  writing a class
• Your web form inherits from a System.Web.UI.Page
  class in the .NET Framework
• The Page object serves as the naming container
  for all server controls in a page
• Server controls?
• The form control, which holds
• Buttons, labels, textboxes, list controls, etc.