ChatMultiDevicesEvent constructor Null safety

1. agora_chat_sdk
2. agora_chat_sdk
3. ChatMultiDevicesEvent
4. ChatMultiDevicesEvent const constructor

ChatMultiDevicesEvent enum

1. Constructors
2. ChatMultiDevicesEvent
3. Values
4. CONTACT_REMOVE
5. CONTACT_ACCEPT
6. CONTACT_DECLINE
7. CONTACT_BAN
8. CONTACT_ALLOW
9. GROUP_CREATE
10. GROUP_DESTROY
11. GROUP_JOIN
12. GROUP_LEAVE
13. GROUP_APPLY
14. GROUP_APPLY_ACCEPT
15. GROUP_APPLY_DECLINE
16. GROUP_INVITE
17. GROUP_INVITE_ACCEPT
18. GROUP_INVITE_DECLINE
19. GROUP_KICK
20. GROUP_BAN
21. GROUP_ALLOW
22. GROUP_BLOCK
23. GROUP_UNBLOCK
24. GROUP_ASSIGN_OWNER
25. GROUP_ADD_ADMIN
26. GROUP_REMOVE_ADMIN
27. GROUP_ADD_MUTE
28. GROUP_REMOVE_MUTE
29. GROUP_ADD_USER_ALLOW_LIST
30. GROUP_REMOVE_USER_ALLOW_LIST
31. GROUP_ALL_BAN
32. GROUP_REMOVE_ALL_BAN
33. GROUP_DISABLED
34. GROUP_ABLE
35. CHAT_THREAD_CREATE
36. CHAT_THREAD_DESTROY
37. CHAT_THREAD_JOIN
38. CHAT_THREAD_LEAVE
39. CHAT_THREAD_UPDATE
40. CHAT_THREAD_KICK
41. Properties
42. hashCode
43. index
44. runtimeType
45. Methods
46. noSuchMethod
47. toString
48. Operators
49. operator ==
50. Constants
51. values