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The forgotten screens - common UI/UX bugs in Android apps

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Slides presented on Dribbble WroMeetup #3 12.04.2018
I talked about common UI/UX bugs and forgotten features in Android apps.
Font size/scale, layout direction, accessibility for blind and color-blind people, all that factors should be considered when designing mobile apps.

Publicada em: Design
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The forgotten screens - common UI/UX bugs in Android apps

  1. 1. @Droids On Roids @GDG Wrocław Karol Wrótniak EKRANY o których na pewno zapomniałeś
  2. 2. • dp - density independent pixel • sp - scaleable pixel • [dp] = [sp] x scale Name Value Small 0.85 Default 1.00 Large 1.15 Largest 1.30 Font size dp sp
  3. 3. Font size Project Reality Fix
  4. 4. Line count Project Reality Fix
  5. 5. blank state = missing opportunity? bug? Empty view
  6. 6. Left To Right - Right To Left
  7. 7. Right To Left
  8. 8. Right To Left • Enabled for RTL languages: • Arabic • Hebrew • Urdu, etc. • Force switch in developer options
  9. 9. Error messages
  10. 10. 4.5:1 - recommended minimum Contrast
  11. 11. 3:1 - large text Contrast
  12. 12. • minimum 48x48 dp • ≈ 9 mm Touch target
  13. 13. • Short: • Navigate up • Navigate up button • Action: • Close • X • Without state: • Send notifications • Send notifications is on Labels Unlabeled button
  14. 14. Color space
  15. 15. Android accessibility apps
  16. 16. Stark
  17. 17. Localization
  18. 18. Pseudolocalization
  19. 19. References • Making apps more accessible • Material design - Accessibility • Android Accessibility Tutorial: Getting Started • Testing apps with pseudolocalization • Accessibility Scanner • TalkBack • Stark
  20. 20. Q&A
  21. 21. karol.wrotniak@droidsonroids.pl koral-- karol-wrotniak @karol.wrotniak Stay in touch

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