成员的完整列表，这些成员属于 AgoraChat.ContactManager,包括所有继承而来的类成员
| AcceptInvitation(string userId, CallBack callback=null) | AgoraChat.ContactManager | |
| AddContact(string userId, string reason=null, CallBack callback=null) | AgoraChat.ContactManager | |
| AddContactManagerDelegate(IContactManagerDelegate contactManagerDelegate) | AgoraChat.ContactManager | |
| AddUserToBlockList(string userId, CallBack callback=null) | AgoraChat.ContactManager | |
| DeclineInvitation(string userId, CallBack callback=null) | AgoraChat.ContactManager | |
| DeleteContact(string userId, bool keepConversation=false, CallBack callback=null) | AgoraChat.ContactManager | |
| FetchAllContactsFromLocal(ValueCallBack< List< Contact > > callback=null) | AgoraChat.ContactManager | |
| FetchAllContactsFromServer(ValueCallBack< List< Contact > > callback=null) | AgoraChat.ContactManager | |
| FetchAllContactsFromServerByPage(int limit=20, string cursor=null, ValueCallBack< CursorResult< Contact > > callback=null) | AgoraChat.ContactManager | |
| FetchContactFromLocal(string userId) | AgoraChat.ContactManager | |
| GetAllContactsFromDB() | AgoraChat.ContactManager | |
| GetAllContactsFromServer(ValueCallBack< List< string > > callback=null) | AgoraChat.ContactManager | |
| GetBlockListFromDB() | AgoraChat.ContactManager | |
| GetBlockListFromServer(ValueCallBack< List< string > > callback=null) | AgoraChat.ContactManager | |
| GetSelfIdsOnOtherPlatform(ValueCallBack< List< string > > callback=null) | AgoraChat.ContactManager | |
| RemoveContactManagerDelegate(IContactManagerDelegate contactManagerDelegate) | AgoraChat.ContactManager | |
| RemoveUserFromBlockList(string userId, CallBack callback=null) | AgoraChat.ContactManager | |
| SetContactRemark(string userId, string remark, CallBack callback=null) | AgoraChat.ContactManager | |
