Asp.Net MVC3 - Basics
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The document discusses the basics of ASP.Net MVC, including: - The MVC pattern separates application logic into three components: Model, View, Controller - ASP.Net MVC aims to follow the MVC pattern and improve on ASP.Net Web Forms by allowing for more testable code and cleaner URLs - The core components in ASP.Net MVC are controllers which handle requests and select views, views which generate the UI, and models which contain app data and logic
Asp.Net MVC3 - Basics
- 1. ASP.Net MVC 3 - Basics Saravanan Subburayal 07/02/2012 1
- 2. Take away MVC Pattern ASP.Net MVC Who Am I? ASP.Net MVC Goals ASP.Net Web forms vs MVC ASP.Net MVC - Execution process ASP.Net MVC Project structure Routing basics Controller View Model Whats Next? 2
- 3. Understanding MVC pattern Appreciate MVC in ASP.Net MVC Difference with Web forms Understanding of routing Understanding Model, View, Controller Understanding the request handling pipe line (execution process) 3
- 4. Architectural pattern SoC (Separation of Concerns) 1979 Trygve Reenskaug, Smalltalk-80 class library M(Model) V (View) C (Controller) 4
- 5. Domain Logic Data persistence Presentation (look & feel) Flow control 5
- 6. Spread everywhere Ruby RoR, PureMVC .Net Sprint.Net, MonoRail, ASP.Net MVC Java Swing, Struts, Sprintg Python Django, PureMVC Apple Cocoa, Cocoa touch 6
- 7. New way of developing ASP.Net web pages Light weight and highly testable presentation framework Built on top of ASP.Net engine ASP.Net Web Form ASP.Net MVC ASP.Net Core engine .Net framework 7
- 8. SoC Pluggability Easily testable (TDD) Friendly URLs (www.abc.com/home/contact) Extending ASP.Net (retain existing features) Full control of HTML 8
- 9. ASP.Net Web forms ASP.Net MVC Event driven Model driven Used Page controller pattern Uses Front controller pattern Supports ASP.Net Server controls Supports raw HTML/JS Automatic state management Manual state manaement (Viewstate and Postback) Faster development (RAD) Distributed development TDD is difficult TDD is easier UI and logic tightly coupled Loosely coupled, Pluggability Complex URLs Rest based URLs 9
- 10. Web Response request Input UrlRoutingModul View e Selects RouteHandler View Engine Creates MvcHandler Result Creates Invokes Generates Controller Action Operation 10
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- 12. for Physical store data Scripts, CSS, Images Classes for controllers Classes for domain logic aspx, ascx, cshtml, mast for script files(AJAX, Jquery) er Routing table Unit test cases 12
- 13. Routes Browser requests to Controller actions Uses route table to handle incoming requests Route table is available in Global.asax Application_start() -> RegisterRoutes() - >RouteTable 13
- 14. Default route breaks requests into 3 segments 1. Controller 2. Action 3. Parameter http://localhost/Home/About/3 http://localhost Home About 3 Controller Action Parameter 14
- 16. Controls the way user interacts with app Contains flow control logic Selects the view to render Sending Model and information for a particular view Making decisions for UI, redirection, security.. It is a C# class Contains Actions(Methods) Eg., HomeController.cs 16
- 17. Contains HTML markup and content Contains logic relevant to generating UI Equivalent of a Page (ASP.Net web form) View path should map to controller actions HomeController.Index() => ViewHomeIndex.aspx Eg., Index.aspx, About.aspx 17
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