mod: 媒体库页面隐藏底栏

lib/pages/media/controller.dart

@@ -36,6 +36,7 @@ class MediaController extends GetxController {
   ];
   var userInfo;
   int? mid;
+  final ScrollController scrollController = ScrollController();
 
   @override
   void onInit() {

lib/pages/media/view.dart

@@ -1,7 +1,11 @@
+import 'dart:async';
+
 import 'package:flutter/material.dart';
+import 'package:flutter/rendering.dart';
 import 'package:get/get.dart';
 import 'package:pilipala/common/widgets/network_img_layer.dart';
 import 'package:pilipala/models/user/fav_folder.dart';
+import 'package:pilipala/pages/main/index.dart';
 import 'package:pilipala/pages/media/index.dart';
 import 'package:pilipala/utils/utils.dart';
 
@@ -25,12 +29,32 @@ class _MediaPageState extends State<MediaPage>
     super.initState();
     mediaController = Get.put(MediaController());
     _futureBuilderFuture = mediaController.queryFavFolder();
+    ScrollController scrollController = mediaController.scrollController;
+    StreamController<bool> mainStream =
+        Get.find<MainController>().bottomBarStream;
 
     mediaController.userLogin.listen((status) {
       setState(() {
         _futureBuilderFuture = mediaController.queryFavFolder();
       });
     });
+    scrollController.addListener(
+      () {
+        final ScrollDirection direction =
+            scrollController.position.userScrollDirection;
+        if (direction == ScrollDirection.forward) {
+          mainStream.add(true);
+        } else if (direction == ScrollDirection.reverse) {
+          mainStream.add(false);
+        }
+      },
+    );
+  }
+
+  @override
+  void dispose() {
+    mediaController.scrollController.removeListener(() {});
+    super.dispose();
   }
 
   @override
@@ -40,6 +64,7 @@ class _MediaPageState extends State<MediaPage>
     return Scaffold(
       appBar: AppBar(toolbarHeight: 30),
       body: SingleChildScrollView(
+        controller: mediaController.scrollController,
         child: Column(
           children: [
             ListTile(