1、设置SafeArea

lib/widget/my_refresh_list_public.dart

 import 'dart:io';
+
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
+
 import 'state_layout.dart';
 
 /// 封装下拉刷新与加载更多
@@ -146,8 +148,7 @@ class _MyListViewPublicState extends State<MyListViewPublic> {
               ),
             ),
     );
-    return SafeArea(
-      child: NotificationListener(
+    return NotificationListener(
       onNotification: (ScrollNotification note) {
         /// 确保是垂直方向滚动，且滑动至底部
         if (note.metrics.pixels == note.metrics.maxScrollExtent &&
@@ -157,7 +158,6 @@ class _MyListViewPublicState extends State<MyListViewPublic> {
         return true;
       },
       child: child,
-      ),
     );
   }
 

lib/widget/my_scaffold.dart

 import 'package:flutter/material.dart';
 import 'package:keyboard_actions/keyboard_actions.dart';
+
 import 'my_app_bar.dart';
 import 'my_scroll_view.dart';
 
@@ -34,23 +35,18 @@ class MyScaffold extends StatelessWidget {
     return Scaffold(
       appBar: appBar ?? MyPageAppBar(title: title),
       backgroundColor: backgroundColor ?? const Color(0xFFf2f3f3),
-      body: _getBodyWidget(),
-      floatingActionButton: floatingActionButton,
-    );
-  }
-
-  _getBodyWidget() {
-    if(body != null) {
-      return SafeArea(child: body!);
-    } else {
-      return MyScrollView(
+      body: SafeArea(
+        child: body ??
+            MyScrollView(
               padding: padding,
               bottomButton: bottomButton,
               crossAxisAlignment: crossAxisAlignment,
               keyboardConfig: keyboardConfig,
               children: children ?? [],
+            ),
+      ),
+      floatingActionButton: floatingActionButton,
     );
   }
-  }
 
 }

lib/widget/my_scroll_view.dart

@@ -71,7 +71,7 @@ class MyScrollView extends StatelessWidget {
       contents = Column(
         children: <Widget>[
           Expanded(child: contents),
-          SafeArea(child: bottomButton!)
+          bottomButton!
         ],
       );
     }