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Mobile Application Development using Microsoft’s .NET Framework (Master’s Seminar)

Mobile Application Development using Microsoft’s .NET Framework (Master’s Seminar). by Ranjith Lingamaneni. Contents . Challenges .NET Mobile Architecture Microsoft Mobile Internet Toolkit How .NET Mobile Web Applications Work?? Stand-Alone Windows Applications Emulators Demo

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Mobile Application Development using Microsoft’s .NET Framework (Master’s Seminar)

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  1. Mobile Application Development using Microsoft’s .NET Framework(Master’s Seminar) by Ranjith Lingamaneni

  2. Contents • Challenges • .NET Mobile Architecture • Microsoft Mobile Internet Toolkit • How .NET Mobile Web Applications Work?? • Stand-Alone Windows Applications • Emulators • Demo • Conclusion • Questions

  3. Challenges • Varying Configurations • Browser Languages • Wireless Network Limitations • Pagination & Session Management

  4. Varying Configurations • Memory - 2MB to 64MB • Capabilities - Sound , Color displays • Display Area - 128 x 160 to 320 x 480 pixels

  5. Browser Languages • compact - HTML • HTML • Wireless Markup Language • Handheld Devices Markup Languages • VoiceXML

  6. Wireless Network Limitations • Limited bandwidth - 9.6 Kbps to 11Mbps • High latency • Intermittent connectivity

  7. Additional Challenges • Pagination - additional application logic at server side - small pages Vs high latency network • Session management - no client side cookies support - additional server side logic

  8. .NET Mobile Architecture

  9. Microsoft Mobile Internet Toolkit • Mobile Web Form Controls - extended versions of web form controls - specific controls • Mobile Internet Designer - extends Visual Studio . NET • Device Capability Mechanism - machine.config with device specific details

  10. Advantages • support for variety of devices • write-once web pages • world-class tool support • customizability • extensibility

  11. How .NET Mobile Applications Work??

  12. How .NET Mobile Applications Work??

  13. How .NET Mobile Applications Work??

  14. How .NET Mobile Applications Work??

  15. Stand Alone Mobile Applications • Miniature windows desktop applications • .NET Compact Framework - CLR implementation • Operating Systems that supports .NET CF - Pocket PC’s - Windows Mobile 2003 - smartphone 2003

  16. Comparison of .NET Compact Framework with .NET Framework • CLR for .NET CF is 12% of .NET framework • .NET CF supports only VB and C# • Data Providers like OleDb, ODBC not supported in .NET CF • SqlServerCe data provider for SQL Server 2000 Windows CE provided in .NET CF

  17. Comparison of .NET Compact Framework with .NET Framework • .NET CF has additional form support with WindowsCE.Forms • COM Interop, Enterprise services, .NET Remoting are not supported in .NET CF • .NET CF includes Classes for Infrared Data Association and specific device components

  18. Benefits of .NET Compact Framework • Offline Capabilities • Rich User Interface • Responsive User Interface • Device Support • XML and Web services support

  19. Emulators • Mobile Web Applications - Microsoft Mobile Explorer 3.0 - Ericsson WAP Toolkit 3.1 - Nokia WAP Toolkit 3.1 • Stand Alone Mobile Applications - Pocket PC 2002 Emulator - Windows Mobile 2003 Emulator

  20. Demo • Mobile Web pages with Mobile Explorer 3.0 • Mobile windows text editor with Pocket PC 2002 Emulator

  21. Conclusion • .NET provides excellent support for developing mobile web applications for diverse mobile devices • .NET Compact Framework supports development of stand alone windows based applications for high processing power devices • .NET abstracts some challenges faced in mobile application development from developer

  22. References • Andy Wigley and Peter Roxburgh, “Building Microsoft ASP.NET Applications for Mobile Devices”, Microsoft Press, 2003 • Mobile Application Toolkit 2004 Documentation (http://msdn.microsoft.com/mobility/thekit/) • Microsoft Mobile Internet Toolkit (MMIT) Documentation (http://www.microsoft.com/downloads/details.aspx) • Architecture of Mobile ASP.NET Web Applications (http://www.asp.net/mobile) • Donis Marshall, “.NET Security Programming”, Wiley Publishers, 2003

  23. Acknowledgement • Dr. Mitchell Neilsen • Dr. Gurdip Singh • Dr. Masaaki Mizuno

  24. Questions???

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