XHMeetingManager meetingManager = XHClient.getInstance().getMeetingManager(this);
meetingManager.addListener(new IXHMeetingManagerListener() {
	@Override
	public void onJoined(String meetingID, String userID) {
		//Someone has joined the meeting
	}

	@Override
	public void onLeft(String meetingID, String userID) {
		//Someone has left the meeting
	}

	@Override
	public void onMeetingError(String meetingID, String error) {
		// Some abnormal conditions may cause the meeting to go wrong
	}

	@Override
	public void onMembersUpdated(int membersNumber) {
		// The number of members has changed
	}

	@Override
	public void onSelfKicked() {
		//You are kicked
	}

	@Override
	public void onSelfMuted(int seconds) {
		//You are muted
	}

	@Override
	public void onReceivedMessage(XHIMMessage message) {
		//receive a message
	}

	@Override
	public void onReceivePrivateMessage(XHIMMessage message) {
		//receive a private message
	}
	
	@Override
    public void onReceiveRealtimeData(byte[] data, String upId) {
		//Receive real-time whiteboard data
	}
});

/**
 * Add event listeners for video meeting
 * @param meetingManagerListener IXHMeetingManagerListener Related events for receiving video meeting
 */
void addListener(IXHMeetingManagerListener meetingManagerListener);

/**
 * Set the media type
 * @param mediaTypeEnum Audio and video exist at the same time, or only one of them is turned on.
 */
void setRtcMediaType(XHConstants.XHRtcMediaTypeEnum mediaTypeEnum);

/**
 * A view that specifies the display for the meeting participants
 * @param userID User ID
 * @param player StarPlayer for displaying the view
 * @param isBig Set whether to display a large image of the anchor
 */
void attachPlayerView(String userID,StarPlayer player,Boolean isBig);

/**
 * Create a meeting room
 * @param meetingItem Specify the Live name and type
 * @param callback Result callback
 */
void createMeeting(XHMeetingItem meetingItem, IXHResultCallback callback);

/**
 * Join the meeting room
 * @param meetingID Meeting ID
 * @param callback Result callback. The sessionid will be returned upon success, which is used for query of recording records on the server.
 */
void joinMeeting(String meetingID, IXHResultCallback callback);

/**
 * Leave the meeting room
* @param meetingID Meeting ID
* @param callback Result callback
 */
void leaveMeeting(String meetingID, IXHResultCallback callback);

/**
 * Switch camera direction
 */
void switchCamera();

/**
 * Switch camera direction
 * @param cameraId Specified camera ID
 */
void switchCamera(int cameraId);

/**
 *  Switch to the big video preview
 * @param userID The user ID of switch to the big video preview  
 */
void changeToBig(String userID);

/**
 * Switch to the small video preview
 * @param userID The user ID of switch to the small video preview   
 */
void changeToSmall(String userID);

/**
 * Dynamically switch audio:the audio can be switched at any time during the live broadcast, and the status is automatically reset after the live broadcast ends.
 */
void setAudioEnable(Boolean enable);

/**
 * Dynamically switch video:the video can be switched at any time during the live broadcast, and the status is automatically reset after the live broadcast ends.
 */
void setVideoEnable(Boolean enable);

/**
 * Send a message
 * @param message message
 * @param callback Result callback
 * @return Return the sent message object
 */
XHIMMessage sendMessage(String message, IXHResultCallback callback);

/**
 *  Send a private message
 * Private messages can only be received by the target user
 * @param message message
 * @param toID Target user ID
 * @param callback Result callback
 * @return Return the sent message object
 */
XHIMMessage sendPrivateMessage(String toID, String message, IXHResultCallback callback);

/**
 * mute somebody in the meeting room
 * @param chatroomID meeting room ID
 * @param memberID the member who is  mute
 * @param muteSeconds mute time
 * @param callback Result callback
 */
void muteMember(String meetingID, String memberID, int muteSeconds, IXHResultCallback callback);

/**
 * unmute somebody in the meeting room
 * @param chatroomID meeting room ID
 * @param memberID the member who is  unmute
 * @param callback Result callback
 */
void unMuteMember(String meetingID, String memberID, IXHResultCallback callback);

/**
 * kick out users in the meeting room
 * @param chatroomID chatroom ID
 * @param memberID the member who is  being kicked out
 * @param callback Result callback
 */
void kickMember(String meetingID, String memberID, IXHResultCallback callback);

/**
 * Push RTMP stream
 * @param rtmpurl Push address
 * @param callback Result callback
 */
void pushRtmp(String rtmpurl,IXHResultCallback callback);

/**
 * Stop pushing RTMP stream
 * @param callback Result callback
 */
void stopPushRtmp(IXHResultCallback callback);

/**
 * Set recorder
 * @param recorder
 */
void setRecorder(IXHRecorder recorder);

/**
 * Switch recorder
 * @param recorder
 */
void resetRecorder(IXHRecorder recorder);

/**
 * Send the real-time data
 * @param data data array
 */
void sendRealtimeData(byte[] data);