mod: close listener on dispose

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/pages/video/detail/introduction/view.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:PiliPalaX/common/widgets/self_sized_horizontal_list.dart';
 import 'package:PiliPalaX/pages/search/widgets/search_text.dart';
 import 'package:PiliPalaX/utils/extension.dart';
@@ -50,7 +52,7 @@ class _VideoIntroPanelState extends State<VideoIntroPanel>
   late String heroTag;
   late VideoIntroController videoIntroController;
   VideoDetailData? videoDetail;
-  // late Future? _futureBuilderFuture;
+  StreamSubscription? _listener;
 
   // 添加页面缓存
   @override
@@ -68,11 +70,17 @@ class _VideoIntroPanelState extends State<VideoIntroPanel>
     videoIntroController = Get.put(VideoIntroController(), tag: heroTag)
       ..heroTag = heroTag;
     // _futureBuilderFuture = videoIntroController.queryVideoIntro();
-    videoIntroController.videoDetail.listen((value) {
+    _listener = videoIntroController.videoDetail.listen((value) {
       videoDetail = value;
     });
   }
 
+  @override
+  void dispose() {
+    _listener?.cancel();
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     super.build(context);

lib/pages/video/detail/introduction/widgets/page.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:math';
 
 import 'package:flutter/material.dart';
@@ -35,6 +36,7 @@ class _PagesPanelState extends State<PagesPanel> {
   late final String heroTag;
   late VideoDetailController _videoDetailController;
   final ScrollController _scrollController = ScrollController();
+  StreamSubscription? _listener;
 
   @override
   void initState() {
@@ -43,7 +45,7 @@ class _PagesPanelState extends State<PagesPanel> {
     heroTag = widget.heroTag;
     _videoDetailController = Get.find<VideoDetailController>(tag: heroTag);
     pageIndex = widget.pages.indexWhere((Part e) => e.cid == cid);
-    _videoDetailController.cid.listen((int p0) {
+    _listener = _videoDetailController.cid.listen((int p0) {
       cid = p0;
       pageIndex = max(0, widget.pages.indexWhere((Part e) => e.cid == cid));
       if (!mounted) return;
@@ -61,6 +63,7 @@ class _PagesPanelState extends State<PagesPanel> {
 
   @override
   void dispose() {
+    _listener?.cancel();
     _scrollController.dispose();
     super.dispose();
   }