removed AutomaticKeepAliveClientMixin to fix/prevent unwanted behavior

Author: pinpong

flutter_vlc_player/android/src/main/java/software/solid/fluttervlcplayer/FlutterVlcPlayer.java

@@ -644,6 +644,7 @@ Boolean startRecording(String directory) {
     }
 
     Boolean stopRecording() {
+        if (mediaPlayer == null) return true;
         return mediaPlayer.record(null);
     }
 

flutter_vlc_player/example/lib/multiple_tab.dart

@@ -45,6 +45,7 @@ class _MultipleTabState extends State<MultipleTab> {
     return Container(
       child: ListView.separated(
         itemCount: controllers.length,
+        cacheExtent: double.maxFinite,
         separatorBuilder: (_, index) {
           return Divider(height: 5, thickness: 5, color: Colors.grey);
         },

flutter_vlc_player/example/lib/vlc_player_with_controls.dart

@@ -25,8 +25,7 @@ class VlcPlayerWithControls extends StatefulWidget {
   VlcPlayerWithControlsState createState() => VlcPlayerWithControlsState();
 }
 
-class VlcPlayerWithControlsState extends State<VlcPlayerWithControls>
-    with AutomaticKeepAliveClientMixin {
+class VlcPlayerWithControlsState extends State<VlcPlayerWithControls> {
   static const _playerControlsBgColor = Colors.black87;
 
   VlcPlayerController _controller;
@@ -53,9 +52,6 @@ class VlcPlayerWithControlsState extends State<VlcPlayerWithControls>
   List<double> playbackSpeeds = [0.5, 1.0, 2.0];
   int playbackSpeedIndex = 1;
 
-  @override
-  bool get wantKeepAlive => true;
-
   @override
   void initState() {
     super.initState();
@@ -116,7 +112,6 @@ class VlcPlayerWithControlsState extends State<VlcPlayerWithControls>
 
   @override
   Widget build(BuildContext context) {
-    super.build(context);
     return Column(
       mainAxisSize: MainAxisSize.min,
       children: [

flutter_vlc_player/ios/Classes/VlcViewController.swift

@@ -327,7 +327,11 @@ public class VLCViewController: NSObject, FlutterPlatformView {
     }
 
     public func dispose(){
-        //todo: dispose player & event handlers
+        self.mediaEventChannel.setStreamHandler(nil);
+        self.rendererEventChannel.setStreamHandler(nil);
+        self.rendererdiscoverers.removeAll()
+        self.rendererEventChannelHandler.renderItems.removeAll()
+        self.vlcMediaPlayer.stop()
     }
 
     func setMediaPlayerUrl(uri: String, isAssetUrl: Bool, autoPlay: Bool, hwAcc: Int, options: [String]){

flutter_vlc_player/lib/src/flutter_vlc_player.dart

@@ -34,11 +34,7 @@ class VlcPlayer extends StatefulWidget {
   _VlcPlayerState createState() => _VlcPlayerState();
 }
 
-class _VlcPlayerState extends State<VlcPlayer>
-    with AutomaticKeepAliveClientMixin {
-  @override
-  bool get wantKeepAlive => true;
-
+class _VlcPlayerState extends State<VlcPlayer> {
   _VlcPlayerState() {
     _listener = () {
       if (!mounted) return;
@@ -83,7 +79,6 @@ class _VlcPlayerState extends State<VlcPlayer>
 
   @override
   Widget build(BuildContext context) {
-    super.build(context);
     return AspectRatio(
       aspectRatio: widget.aspectRatio,
       child: Stack(