✨ 添加NotificationListener、PageStorage、WidgetInspector、CupertinoSlidingSegmentedControl、WidgetsApp

lib/views/widgets/StatefulWidget/MaterialApp/node1_base.dart

@@ -13,22 +13,117 @@ import '../../StatefulWidget/Scaffold/node1_base.dart';
 //      "subtitle":
 //          "【theme】 : 主题   【ThemeData】\n"
 //          "【title】 : 任务栏标题   【String】\n"
+//          "【debugShowCheckedModeBanner】 : 开启角标   【bool】\n"
+//          "【showPerformanceOverlay】 : 开启性能浮层   【bool】\n"
+//          "【debugShowMaterialGrid】 : 开启网格   【bool】\n"
 //          "【onGenerateRoute】 : 路由生成器   【RouteFactory】\n"
 //          "【home】 : 主页   【Widget】",
 //    }
-class CustomMaterialApp extends StatelessWidget {
+class MaterialAppDemo extends StatefulWidget {
+  @override
+  _WidgetsAppDemoState createState() => _WidgetsAppDemoState();
+}
+
+class _WidgetsAppDemoState extends State<MaterialAppDemo> {
+  var _debugShowCheckedModeBanner = false;
+  var _showPerformanceOverlay = false;
+  var _debugShowMaterialGrid = false;
+
   @override
   Widget build(BuildContext context) {
-    return Container(
-      width: MediaQuery.of(context).size.width,
-      height: MediaQuery.of(context).size.height - 200,
-      child: MaterialApp(
-        title: 'Flutter Demo',
-        onGenerateRoute: Router.generateRoute,
-        theme: ThemeData(
-          primarySwatch: Colors.blue,
+    return Column(
+      mainAxisSize: MainAxisSize.min,
+      children: [
+        _buildSwitchers(),
+        Container(
+          height: 250,
+          child: MaterialApp(
+            debugShowCheckedModeBanner: _debugShowCheckedModeBanner,
+            showPerformanceOverlay: _showPerformanceOverlay,
+            debugShowMaterialGrid: _debugShowMaterialGrid,
+            home: HomePage(),
+          ),
         ),
-        home: CustomScaffold(),
+      ],
+    );
+  }
+
+  Widget _buildSwitchers() {
+    return DefaultTextStyle(
+      style: TextStyle(color: Colors.blue),
+      child: Wrap(
+        spacing: 10,
+        children: [
+          Column(
+            children: [
+              Switch(
+                value: _showPerformanceOverlay,
+                onChanged: (v) {
+                  setState(() {
+                    _showPerformanceOverlay = v;
+                  });
+                },
+              ),
+              Text('性能浮层')
+            ],
+          ),
+          Column(
+            children: [
+              Switch(
+                value: _debugShowCheckedModeBanner,
+                onChanged: (v) {
+                  setState(() {
+                    _debugShowCheckedModeBanner = v;
+                  });
+                },
+              ),
+              Text('开启角标')
+            ],
+          ),
+          Column(
+            children: [
+              Switch(
+                value: _debugShowMaterialGrid,
+                onChanged: (v) {
+                  setState(() {
+                    _debugShowMaterialGrid = v;
+                  });
+                },
+              ),
+              Text('开启网格')
+            ],
+          )
+        ],
+      ),
+    );
+  }
+}
+
+class HomePage extends StatefulWidget {
+  @override
+  _HomePageState createState() => _HomePageState();
+}
+
+class _HomePageState extends State<HomePage> {
+  var _count = 0;
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: Container(
+        alignment: Alignment(0, 0.7),
+        child: Text(
+          '你点击了$_count次',
+          style: TextStyle(fontSize: 18, color: Colors.blue),
+        ),
+      ),
+      floatingActionButton: FloatingActionButton(
+        child: Icon(Icons.add),
+        onPressed: () {
+          setState(() {
+            _count++;
+          });
+        },
       ),
     );
   }