compatibility with flutter 3.0

example/ios/Runner/Info.plist

@@ -49,5 +49,7 @@
 	</array>
 	<key>UIViewControllerBasedStatusBarAppearance</key>
 	<false/>
+	<key>CADisableMinimumFrameDurationOnPhone</key>
+	<true/>
 </dict>
 </plist>

example/lib/pages/room.dart

@@ -32,7 +32,8 @@ class _RoomPageState extends State<RoomPage> {
     widget.room.addListener(_onRoomDidUpdate);
     _setUpListeners();
     _sortParticipants();
-    WidgetsBinding.instance?.addPostFrameCallback((_) => _askPublish());
+    WidgetsBindingCompatible.instance
+        ?.addPostFrameCallback((_) => _askPublish());
   }
 
   @override
@@ -48,7 +49,7 @@ class _RoomPageState extends State<RoomPage> {
 
   void _setUpListeners() => _listener
     ..on<RoomDisconnectedEvent>((_) async {
-      WidgetsBinding.instance
+      WidgetsBindingCompatible.instance
           ?.addPostFrameCallback((timeStamp) => Navigator.pop(context));
     })
     ..on<DataReceivedEvent>((event) {

example/macos/Podfile.lock

@@ -42,7 +42,7 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   device_info_plus_macos: 1ad388a1ef433505c4038e7dd9605aadd1e2e9c7
-  flutter_webrtc: cbfa010d869391079d6713d9e0f1cda7dde7a407
+  flutter_webrtc: 949e056193e40c1f565f65b4cb680ac001120a72
   FlutterMacOS: 57701585bf7de1b3fc2bb61f6378d73bbdea8424
   livekit_client: 9201d814b9d5c7c6c0b0edabb341ba1a5253981b
   path_provider_macos: 160cab0d5461f0c0e02995469a98f24bdb9a3f1f

lib/livekit_client.dart

@@ -29,3 +29,4 @@ export 'src/types/video_dimensions.dart';
 export 'src/types/video_encoding.dart';
 export 'src/types/video_parameters.dart';
 export 'src/widget/video_track_renderer.dart';
+export 'src/extensions.dart' show WidgetsBindingCompatible;

lib/src/extensions.dart

@@ -1,5 +1,6 @@
 import 'dart:convert';
 
+import 'package:flutter/material.dart';
 import 'package:flutter_webrtc/flutter_webrtc.dart' as rtc;
 
 import 'events.dart';
@@ -160,3 +161,8 @@ extension ParticipantTrackPermissionExt on ParticipantTrackPermission {
         trackSids: allowedTrackSids,
       );
 }
+
+extension WidgetsBindingCompatible on WidgetsBinding {
+  // always return optional type for compatibility with flutter v2 and v3
+  static WidgetsBinding? get instance => WidgetsBinding.instance;
+}

lib/src/widget/video_track_renderer.dart

@@ -1,8 +1,8 @@
 import 'package:flutter/material.dart';
-
 import 'package:flutter_webrtc/flutter_webrtc.dart' as rtc;
 
 import '../events.dart';
+import '../extensions.dart';
 import '../internal/events.dart';
 import '../managers/event.dart';
 import '../track/local/local.dart';
@@ -83,7 +83,8 @@ class _VideoTrackRendererState extends State<VideoTrackRenderer> {
           key: _internalKey,
           builder: (ctx) {
             // let it render before notifying build
-            WidgetsBinding.instance?.addPostFrameCallback((timeStamp) {
+            WidgetsBindingCompatible.instance
+                ?.addPostFrameCallback((timeStamp) {
               widget.track.onVideoViewBuild?.call(_internalKey);
             });
             return rtc.RTCVideoView(