Room Events - Flutter

VideoSDK provides multiple types of events which can be listened to know the current state of the room.

Here are the events which specifically relate to the meeting.

Events.roomJoined

• This event is triggered when the room is successfully joined.
• This event can be subscribed from the Room object.

Events.roomLeft

• This event is triggered when the room is left.
• This event can be subscribed from the Room object.

Events.speakerChanged

• This event is triggered when the active speaker in the room gets changed.
• This event can be subscribed from the Room object.

Events.presenterChanged

• This event is triggered when the presenter in the room gets changed.
• This event can be subscribed from the Room object.

Example

Here is the usage of all the events mentioned in this page.

import 'package:flutter/material.dart';
import 'package:videosdk/videosdk.dart';

class MeetingScreen extends StatefulWidget {
  ...
}

class _MeetingScreenState extends State<MeetingScreen> {
  late Room room;

  @override
  void initState() {
    ...

    setupRoomEventListener();
  }

  @override
  Widget build(BuildContext context) {
    return YourMeetingWidget();
  }

  void setupRoomEventListener() {
    room.on(Events.roomJoined, () {
      //Room Joined successfully
    });

    room.on(Events.roomLeft, (String? error) {
      //Room Left

      if(error != null) {
        // Room left with error
      }
    });

    room.on(Events.speakerChanged, (String? activeSpeakerId) {
      //Room active speaker has changed
      //Participant ID of current active speaker is activeSpeakerId
    });

    room.on(Events.presenterChanged, (String? presenterId) {
      //Room screen presenter has changed
      //Participant ID of current presenter is presenterId
    });
  }
}

API Reference

The API references for all the methods and events utilized in this guide are provided below.

• Events.roomJoined
• Events.roomLeft
• Events.speakerChanged
• Events.presenterChanged