Android - CodeMiner 42 Tech Talk
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This document provides an overview of Android. It discusses how Android is an open operating system that allows for innovation across different device types and form factors. It also covers some of Android's key features like its framework, views, activities, and approach to memory management. The document also discusses recent Android versions like Honeycomb, Ice Cream Sandwich, Jelly Bean and how they have advanced the platform.
Android - CodeMiner 42 Tech Talk
- 1. Android Visão Geral Monday, July 2, 12
- 2. Jonas Alves • Android, iOS • NetMovies • Ed. Globo • Ruby e Rails • Qoiza • JavaScript (Backbone.js, etc) • NetMovies Monday, July 2, 12
- 3. Android Monday, July 2, 12
- 4. “Mais um SO mobile!?” http://www.youtube.com/watch?v=89xc_1Vv69k Vic Gundotra Senior VP Monday, July 2, 12
- 5. “Um SO aberto” Andy Rubin Senior VP Monday, July 2, 12
- 6. Aberto para a inovação Monday, July 2, 12
- 7. Aberto para a inovação Com teclado Monday, July 2, 12
- 8. Aberto para a inovação Sem teclado Monday, July 2, 12
- 9. Aberto para a inovação Tela grande Monday, July 2, 12
- 10. Aberto para a inovação Tela pequena Monday, July 2, 12
- 11. Aberto para a inovação Interface exclusiva Monday, July 2, 12
- 12. Aberto para a inovação iDEN (Push to Talk) Monday, July 2, 12
- 13. Aberto para a inovação Filma em 3D Monday, July 2, 12
- 14. Aberto para a inovação Leitor de livros Monday, July 2, 12
- 15. Aberto para a inovação HSDPA Monday, July 2, 12
- 16. Aberto para a inovação Long Term Evolution (LTE) Monday, July 2, 12
- 17. Aberto para a inovação WiMAX Monday, July 2, 12
- 18. Aberto para a inovação Tablet Monday, July 2, 12
- 19. Aberto para a inovação Conversível? Monday, July 2, 12
- 20. Aberto para a inovação Tela curva Monday, July 2, 12
- 21. Aberto para a inovação Monday, July 2, 12
- 22. O consumidor escolhe http://www.flickr.com/photos/tfrancis/2558039735/ Monday, July 2, 12
- 23. Market Share IDC Worldwide Mobile Phone Tracker, May 24, 2012 iOS Symbian 23.0% 6.8% BlackBerry OS 6.4% Linux 2.3% Windows (Mobile + Phone 7) 2.2% Other 0.3% Android 59.0% Q1 2012 Shipments Monday, July 2, 12
- 24. Ad Impressions Millennial Media, Q1 2012 49.0% 1.0% 33.0% Android 3.0% iOS BlackBerry OS 14.0% Windows (Mobile + Phone 7) Symbian Monday, July 2, 12
- 25. Daily Android Activations Andy Rubin, Google 1,000,000 1,000,000 750,000 500,000 500,000 250,000 100,000 0 2010 2011 June/2012 Monday, July 2, 12
- 26. Google Play Apps former Android Market 600,000 450,000 300,000 150,000 0 Mar ‘09 Mar ‘10 Aug ‘10 May ‘11 Oct ‘11 Jan ‘12 Jun ‘12 20 bi downloads Monday, July 2, 12
- 27. Android + iOS 80% Monday, July 2, 12
- 28. “One size fits all” frameworks Monday, July 2, 12
- 29. Destaques do Rhodes: UI e UX ruins Monday, July 2, 12
- 30. Características do Android Monday, July 2, 12
- 31. Gerenciamento de memória Garbage Collector Monday, July 2, 12
- 32. Gerenciamento de memória Memória livre é desperdício Monday, July 2, 12
- 33. Gerenciamento de Memória • O SO fecha e restaura aplicativos automaticamente, conforme necessário • O desenvolvedor não precisa não deve finalizar aplicativos manualmente Monday, July 2, 12
- 34. O Framework • Views • Content Providers • Intents • Resource Manager • Notification Manager • Activity Manager • ... Monday, July 2, 12
- 35. Views • Desenham seu conteúdo em um canvas • Eventos (touch, keys, focus) • Temas e estilos • Layouts Monday, July 2, 12
- 36. Layouts • FrameLayout • RelativeLayout • LinearLayout • TableLayout LayoutParams Monday, July 2, 12
- 37. Content Provider • Contatos • query() • Mídia • insert() • Despertador • update() • Histórico de • delete() ligações • Live Folders • Configurações Monday, July 2, 12
- 38. Resource Manager Monday, July 2, 12
- 39. Activity • É uma tela do aplicativo • Carrega a hierarqia de views que será exibida na tela • Recebe eventos Monday, July 2, 12
- 40. Ciclo de vida da Activity Monday, July 2, 12
- 41. Segurança • Permissões no AndroidManifest.xml • Ao instalar, o usuário é avisado sobre as permissões • Linux: UID Monday, July 2, 12
- 42. Tela • Tamanhos • Densidades • small • ldpi (0.75) • normal • mdpi (1.0) • large • hdpi (1.5) • x-large • xhdpi (2.0) http://developer.android.com/resources/dashboard/screens.html - May 1, 2012 Monday, July 2, 12
- 43. Fragmentação http://developer.android.com/resources/dashboard/platform-versions.html - May 1, 2012 Monday, July 2, 12
- 44. Honeycomb • Interface otimizada para tablets • Notificações mais ricas • Aceleração de hardware para APIs de views • Action Bar • Fragments (+ compatibility package) • Renderscript Monday, July 2, 12
- 45. Honeycomb Fragments Monday, July 2, 12
- 46. Honeycomb Fragments Monday, July 2, 12
- 47. Android Open Accessory Periféricos USB <=> SO e Apps Compatível com Arduino Gingerbread (2.3.4) e Honeycomb (3.1) http://www.youtube.com/watch?v=OxzucwjFEEs Monday, July 2, 12
- 48. Google TV Android na sala Monday, July 2, 12
- 49. Ice Cream Sandwich Um só SO para todos os tipos de dispositivos http://www.youtube.com/watch?v=OxzucwjFEEs Monday, July 2, 12
- 50. Ice Cream Sandwich Interface refinada http://www.youtube.com/watch?v=OxzucwjFEEs Monday, July 2, 12
- 51. Ice Cream Sandwich Framework avançado que simplifica cross-device http://www.youtube.com/watch?v=OxzucwjFEEs Monday, July 2, 12
- 52. Jelly Bean “Project Butter” Interface mais suave http://developer.android.com/about/versions/jelly-bean.html Monday, July 2, 12
- 53. Jelly Bean Expandable notifications http://developer.android.com/about/versions/jelly-bean.html Monday, July 2, 12
- 54. Jelly Bean App Encryption Smart App Updates - “delta” http://developer.android.com/about/versions/jelly-bean.html Monday, July 2, 12
- 55. Jelly Bean Google Now - Voice Search http://developer.android.com/about/versions/jelly-bean.html Monday, July 2, 12
- 56. Backports Support Package http://abs.io/ http://nineoldandroids.com/ Monday, July 2, 12
- 57. Material de estudo • http://developer.android.com • Google Groups • android-developers (oficial) • androidbrasil • androidbrasil-dev • http://stackoverflow.com/questions/tagged/ android Monday, July 2, 12
- 58. Perguntas? ? ? ? Monday, July 2, 12