Localization.pdf

Presentation for the Munich iOS Developers Meetup

Transcript

1. Improve your app localization with .stringsdict Aydar Mukhametzyanov, Freeletics
2. Agenda 1.The story 2.Handling plurals with .stringsdict 3.Adaptive strings
3. Who knows what .stringsdict is?
4. 1.The story 2.Handling plurals with .stringsdict 3.Adaptive strings
5. !"#$ %&'( The story
6. The story !"#$ %&'( ) * +
7. The story Category Count ! * One 1 1 month 1 miesiąc Few 2-4, 22-24, 32-34,… 2 months 2 miesiące Many 5-19, 100,… 5 months 5 miesięcy Other 0.0-1.5, 10.0 1.5 months 1.5 miesiąca
8. The story if count == 1 { // one } else { // many } !
9. The story if count >= 5 && count <= 19 { // many } else if lastDigit == 1 { // one } else if lastDigit > 1 && lastDigit < 5 { // few } else { // many } )
10. 1.The story 2.Handling plurals with .stringsdict 3.Adaptive strings
11. Handling plurals { login_button_title: Login, … }
12. Handling plurals { login_button_title: Login, … days_one: %d day, days_many: %d days, … }
13. Handling plurals { login_button_title: Login, … days_one: %d day, days_many: %d days, … } if count == 1 { // Use days_one } else { // Use days_many }
14. Handling plurals { login_button_title: Login, … days: { one: %d day, many: %d days } … }
15. Handling plurals { login_button_title: Login, … days: { one: %d day, many: %d days } … } String.localizedString(key: “days", count: count)
16. Handling plurals
17. Handling plurals
18. Handling plurals Localizable.sctringsdict Key Format Localization Plural cases
19. Handling plurals
20. Handling plurals Plural cases: zero, one, two, few, many, other http://www.unicode.org/cldr/charts/29/supplemental/language_plural_rules.html
21. Handling plurals
22. How to use? Handling plurals
23. Handling plurals let format = NSLocalizedString("days", comment: "") let string = String.localizedStringWithFormat(format, 12) How to use?
24. Handling plurals let format = NSLocalizedString("days", comment: "") let string = String.localizedStringWithFormat(format, 12) New localization doesn’t bring code changes
25. Handling plurals • Localizable.stringsdict • Specific format for plural rules • Available since iOS 7
26. 1.The story 2.Handling plurals with .stringsdict 3.Adaptive strings
27. Adaptive strings
28. Adaptive strings Key “M width available on the screen” (WWDC 2015, Session 227, 15:06) Localization options
29. Adaptive strings “M width available on the screen” (WWDC 2015, Session 227, 15:06)
30. How to use? Adaptive strings
31. Adaptive strings textLabel.text = NSLocalizedString("gdp", comment: "") How to use?
32. Adaptive strings textLabel.text = NSLocalizedString("gdp", comment: "") New localization doesn’t bring code changes
33. Adaptive strings • Specific format for adaptive strings • Easy to start using • Available since iOS 9
34. Resources • WWDC 2013 Session 219: Making Your App World-Ready • WWDC 2015 Session 227: What’s new in Internationalization • WWDC 2017 Session 401: Localizing with Xcode 9 • Demo app: https://github.com/aydarin/localizationdemo Contacts aydar.mukh aydar.mukh@gmail.com aydarin
35. Demo