Developing FOSDEM Companion

My FOSDEM 2015 Lightning Talk

Transcript

1. Developing FOSDEM Companion How to build a modern, user-friendly schedule app for Android Christophe Beyls FOSDEM 2015
2. About the Speaker • Mobile developer from Brussels • Developed a few apps during my spare time @BladeCoder 2
3. FOSDEM Companion • FOSDEM schedule app for Android • Source code available on GitHub https://github.com /cbeyls/fosdem-companion-android • Published on: 3 ~2000 installs (2014)
4. History • 2010: Original fosdem-android app by Michaël Uyttersprot, Pieter Iserbyt & Christophe Vandeplas • 2012: Fork with small fixes by Christopher Orr • 2013: Fork with Android 4 design (Action Bar) by Raphael Kallensee • 2014: Rewritten from scratch Fragments, loaders, new DB layer • 2015: Updated with Material Design. 4
5. Goals • Fully Open Source (no proprietary libraries) • Very fast • Works offline • Simple modern UI • Tablet optimized track view • Reference implementation of a few Android patterns • Backwards compatible up to Android 2.1 5
6. Features 6
7. Features: Sessions 7 Prev. Next
8. Features: Maps 8
9. Features: Speakers 9
10. Features: Live Mode 10
11. Architecture Activity 11 Activity Fragments Loaders Database Layer UI Data
12. Architecture: UI Fragments everywhere 12
13. Architecture: Database • No ORM library. Complex SQL Queries. • Full Text indexes on (sub)titles, speaker names • DB layer provides methods to map Cursor to Object model. 13 Days Tracks Events Persons Bookmarks Links Events-Pers
14. What’s new for 2015 Display the session in progress with a different color on track list. 14
15. What’s new for 2015 Improved notifications display on Android 5 and Android Wear. 15
16. What’s new for 2015: Material Design New text styles New icons Toolbar Material tabs (custom) 16
17. What’s new for 2015: Material Design Ripple effects (Android 5 only) CardView Floating Action Button (custom) 17
18. What’s new for 2015: Material Design 18
19. The End. Thank you for watching ! github.com/cbeyls/fosdem-companion-android 19 @BladeCoder