setUserListener

Feature Introduction

Description

Set user event listener. It provides asynchronous callback notifications for changes in the login user's profile and changes in the online status of subscribed users. This ensures the UI is updated promptly.

Note

(1) Call immediately after initSDK; (2) Can only be called once.

iOS

Function Prototype

  Future setUserListener(OnUserListener listener)

Return Result

Parameter Name	Parameter Type	Description
listener	OnUserListener	Callback function for user info updates

Code Example

    OpenIM.iMManager.userManager.setUserListener(OnUserListener(
      onSelfInfoUpdated: (UserInfo userInfo){},
      userStatusChanged: (UserStatusInfo statusInfo){}
    ));

Android

Function Prototype

- (void)setUserListenerWithUserInfoUpdate:(nullable OIMUserInfoCallback)onUserInfoUpdate
                      onUserStatusChanged:(nullable OIMUserStatusInfoCallback)onUserStatusChanged;

Return Result

Parameter Name	Parameter Type	Description
onUserInfoUpdate	OIMUserInfo	Callback function for user info updates
onUserStatusChanged	OIMUserStatusInfo	Callback function for user status updates

Code Example

[OIMManager.callbacker setSelfUserInfoUpdateListenerWithUserInfoUpdate:^(OIMUserInfo * _Nullable userInfo) {

} onUserStatusChanged:^(OIMUserStatusInfo * _Nullable statusInfo) {

}];

Flutter

Function Prototype

  public void setOnUserListener(OnUserListener listener)

Input Parameter

Parameter Name	Parameter Type	Required	Description
listener	OnUserListener	Callback function for user info updates

Return Result

Code Example

   OpenIMClient.getInstance().userInfoManager.setOnUserListener(new OnUserListener(){...})

uni-app

Note

It's automatically set after a successful login. You can directly use the listener on the client side. For details on user events, see here.

Browser/Electron/MiniProgram

Note

It's automatically set after successful initialization. Callbacks are transmitted to the client through globalEvent. For details on user events, see here.

React-Native

Attention

After successful initialization, it's set automatically. You can directly use the listener on the client side. Details on user events can be found here

Uinty

Function Prototype

public static void SetUserListener(IUserListener listener)

Input Parameter

Parameter Name	Parameter Type	Mandatory	Description
listener	IUserListener	Yes	Callback function for user status updates

Return Result

Code Example

IMSDK.SetUserListener(listener);