LanguageController constructor Null safety

1. irte_engine
2. language_controller
3. LanguageController
4. LanguageController constructor

LanguageController class

1. Constructors
2. LanguageController
3. Properties
4. hashCode
5. hasListeners
6. initialized
7. isClosed
8. language
9. listeners
10. onDelete
11. onStart
12. runtimeType
13. selectedLanguage
14. Methods
15. $configureLifeCycle
16. addListener
17. addListenerId
18. dispose
19. disposeId
20. noSuchMethod
21. notifyChildrens
22. onClose
23. onInit
24. onReady
25. refresh
26. refreshGroup
27. removeListener
28. removeListenerId
29. toString
30. update
31. updateLangauge
32. Operators
33. operator ==
34. Static properties
35. instance