ContactEventHandler class

The contact event handler.

Occurs when the contact changes, including adding or deleting contacts and accept or rejecting friend requests.

Adds a contact event handler:

  ChatClient.getInstance.contactManager.addEventHandler(UNIQUE_HANDLER_ID, ContactEventHandler());

Removes a contact event handler:

  ChatClient.getInstance.contactManager.removeEventHandler(UNIQUE_HANDLER_ID);

Constructors

ContactEventHandler({void onContactAdded(String userId)?, void onContactDeleted(String userId)?, void onContactInvited(String userId, String? reason)?, void onFriendRequestAccepted(String userId)?, void onFriendRequestDeclined(String userId)?}): The contact updates listener callback.

hashCode → int: The hash code for this object.
read-onlyinherited
onContactAdded → (void Function(String userId)?): Occurs when user is added as a contact by another user.
final
onContactDeleted → (void Function(String userId)?): Occurs when a user is removed from the contact list by another user.
final
onContactInvited → (void Function(String userId, String? reason)?): Occurs when a user receives a friend request.
final
onFriendRequestAccepted → (void Function(String userId)?): Occurs when a friend request is approved.
final
onFriendRequestDeclined → (void Function(String userId)?): Occurs when a friend request is declined.
final
runtimeType → Type: A representation of the runtime type of the object.
read-onlyinherited

noSuchMethod(Invocation invocation) → dynamic: Invoked when a nonexistent method or property is accessed.
inherited
toString() → String: A string representation of this object.
inherited