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BeTrains for Qt

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This presentation gives some superficial information on the mobile BeTrains application developed for devices supporting the Qt framework (Maemo, MeeGo, Symbian). Presentation given at the iRail …

This presentation gives some superficial information on the mobile BeTrains application developed for devices supporting the Qt framework (Maemo, MeeGo, Symbian). Presentation given at the iRail meeting of february 2011.

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  • Model: data interface to the iRail API View: user-interface layer Controller: coordinating layer

Transcript

  • 1. BeTrains for Qt
  • 2. What is Qt?
  • 3. What is Qt?
    • High-level C++ application framework
      • Modules (including a UI toolkit)
      • 4. Language features
    • Bought by Nokia
      • Unify mobile development
    • Cross-platform
      • “ write once, run anywhere”
      • 5. Platform subtleties...
  • 6. Architecture
    • How did we build it?
  • 7. Architecture
    • MVC-inspired:
    Model Controller View
  • 8. Architecture
    • libirail: API wrapper
      • Qt C++
      • 9. Asynchronously (in a pleasant way)
      • 10. Relatively lightweight
      • Reusability!
  • 11. Platforms
    • Where can we use Qt?
  • 12. Maemo
    • Linux-based mobile platform
    • 13. Power-user devices
      • Internet tablets: N800, N810
      • 14. “ Mobile computers”: N900
    • Why Maemo?
      • Easy to develop for
      • 15. Afterwards: port to other platforms
    • Qt through package (shipped by default)
  • 16. MeeGo
    • Merge of Maemo and Moblin
    • 17. Not only phones
    • Native Qt!
    • 20. First usable release: 2011/04
  • 21. Symbian
    • Open-source phone platform
    • 22. Smartphones (mid- and high-end)
      • Symbian^1: Series 60
      • 23. Symbian^3
    • Not Series 40 (“mobile phones”)
    • 24. Qt through package (easy to install)
    • 25. Many devices: UI reimplementation (easy)
  • 26. Desktop
    • Possible (libirail)
    • 27. Not a priority
  • 28. Future
  • 29. Future
    • Maemo: almost finished
      • Public beta (2011/02/14-19)
      • 30. Publish (2011/03)
    • Symbian: foundation laid
      • QML controller (2011/03)
      • 31. UI’s (throughout 2011)
    • MeeGo: simple port of Maemo
  • 32. Future
    • Nokia + Microsoft: switch to Windows
      • Smartphones: WP7 (Silverlight)
      • 33. Mobile phones: Series 40 (Java)
      • 34. Killed off:
        • Symbian (S^1, S^3)
        • 35. Maemo (no phones announced, N900 End-Of-Life)
        • 36. MeeGo (“ long-term market exploration of next generation devices ”)
      • Promised to maintain Qt and MeeGo...
  • 37. END
    • Thanks for your attention