mod: 界面及无障碍调整

lib/pages/rcmd/controller.dart

@@ -75,7 +75,7 @@ class RcmdController extends GetxController {
       _currentPage += 1;
       // 若videoList数量太小，可能会影响翻页，此时再次请求
       // 为避免请求到的数据太少时还在反复请求，要求本次返回数据大于1条才触发
-      if (res['data'].length > 1 && videoList.length < 10) {
+      if (res['data'].length > 1 && videoList.length < 20) {
         queryRcmdFeed('onLoad');
       }
     }

lib/pages/rcmd/view.dart

@@ -149,13 +149,15 @@ class _RcmdPageState extends State<RcmdPage>
     return SliverGrid(
       gridDelegate: SliverGridDelegateWithMaxCrossAxisExtent(
         // 行间距
-        mainAxisSpacing: StyleString.safeSpace,
+        mainAxisSpacing: StyleString.cardSpace,
         // 列间距
         crossAxisSpacing: StyleString.safeSpace,
         // 最大宽度
         maxCrossAxisExtent: Grid.maxRowWidth,
-        mainAxisExtent: Grid.calculateActualWidth(context, Grid.maxRowWidth, StyleString.safeSpace) / StyleString.aspectRatio+
-            MediaQuery.textScalerOf(context).scale(96),
+        mainAxisExtent: Grid.calculateActualWidth(
+                    context, Grid.maxRowWidth, StyleString.safeSpace) /
+                StyleString.aspectRatio +
+            MediaQuery.textScalerOf(context).scale(92),
       ),
       delegate: SliverChildBuilderDelegate(
         (BuildContext context, int index) {