new: rebuild impl

lib/app.dart

@@ -3,7 +3,9 @@ import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/l10n.dart';
 import 'package:toolbox/core/extension/context/common.dart';
 import 'package:toolbox/core/extension/locale.dart';
+import 'package:toolbox/core/utils/rebuild.dart';
 import 'package:toolbox/data/res/store.dart';
+import 'package:toolbox/view/widget/value_notifier.dart';
 
 import 'core/utils/ui.dart';
 import 'data/res/build_data.dart';
@@ -33,9 +35,10 @@ class MyApp extends StatelessWidget {
   }
 
   Widget _wrapTheme(BuildContext context) {
-    return ValueListenableBuilder<int>(
+    return ValueBuilder(
-      valueListenable: Stores.setting.themeMode.listenable(),
+      listenable: RebuildNodes.app,
-      builder: (_, tMode, __) {
+      build: () {
+        final tMode = Stores.setting.themeMode.fetch();
         final isAMOLED = tMode >= 0 && tMode <= ThemeMode.values.length - 1;
         // Issue #57
         // if not [ok] -> [AMOLED] mode, use [ThemeMode.dark]

lib/core/extension/context/snackbar.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:toolbox/view/widget/rebuild.dart';
 
 extension SnackBarX on BuildContext {
   void showSnackBar(String text) =>
@@ -22,12 +21,4 @@ extension SnackBarX on BuildContext {
       ),
     ));
   }
-
-  void showRestartSnackbar({String? btn, String? msg}) {
-    showSnackBarWithAction(
-      msg ?? 'Need restart to take effect',
-      btn ?? 'Restart',
-      () => RebuildWidget.restartApp(this),
-    );
-  }
 }

lib/core/utils/rebuild.dart

@@ -0,0 +1,33 @@
+import 'package:flutter/foundation.dart';
+
+// ignore: prefer_void_to_null
+class _RebuildNode implements ValueListenable<Null> {
+  final List<VoidCallback> _listeners = [];
+
+  _RebuildNode();
+  
+  @override
+  void addListener(VoidCallback listener) {
+    _listeners.add(listener);
+  }
+  
+  @override
+  void removeListener(VoidCallback listener) {
+    _listeners.remove(listener);
+  }
+  
+  void rebuild() {
+    for (var listener in _listeners) {
+      listener();
+    }
+  }
+  
+  @override
+  Null get value => null;
+}
+
+class RebuildNodes {
+  const RebuildNodes._();
+
+  static final _RebuildNode app = _RebuildNode();
+}

lib/main.dart

@@ -31,7 +31,6 @@ import 'data/provider/virtual_keyboard.dart';
 import 'data/res/color.dart';
 import 'locator.dart';
 import 'view/widget/custom_appbar.dart';
-import 'view/widget/rebuild.dart';
 
 Future<void> main() async {
   _runInZone(() async {
@@ -48,9 +47,7 @@ Future<void> main() async {
           ChangeNotifierProvider(create: (_) => locator<PrivateKeyProvider>()),
           ChangeNotifierProvider(create: (_) => locator<SftpProvider>()),
         ],
-        child: const RebuildWidget(
+        child: const MyApp(),
-          child: MyApp(),
-        ),
       ),
     );
   });

lib/view/page/backup.dart

@@ -8,6 +8,7 @@ import 'package:toolbox/core/extension/context/common.dart';
 import 'package:toolbox/core/extension/context/dialog.dart';
 import 'package:toolbox/core/extension/context/snackbar.dart';
 import 'package:toolbox/core/utils/platform/base.dart';
+import 'package:toolbox/core/utils/rebuild.dart';
 import 'package:toolbox/data/model/app/backup.dart';
 import 'package:toolbox/data/res/logger.dart';
 import 'package:toolbox/data/res/path.dart';
@@ -156,7 +157,7 @@ class BackupPage extends StatelessWidget {
             onPressed: () async {
               backup.restore();
               context.pop();
-              context.showRestartSnackbar(btn: s.restart, msg: s.needRestart);
+              RebuildNodes.app.rebuild();
             },
             child: Text(s.ok),
           ),

lib/view/page/setting/entry.dart

@@ -12,6 +12,7 @@ import 'package:toolbox/core/extension/context/dialog.dart';
 import 'package:toolbox/core/extension/stringx.dart';
 import 'package:toolbox/core/utils/platform/auth.dart';
 import 'package:toolbox/core/utils/platform/base.dart';
+import 'package:toolbox/core/utils/rebuild.dart';
 import 'package:toolbox/data/res/provider.dart';
 import 'package:toolbox/data/res/store.dart';
 
@@ -372,7 +373,7 @@ class _SettingPageState extends State<SettingPage> {
     _setting.primaryColor.put(_selectedColorValue.value);
     primaryColor = color;
     context.pop();
-    context.showRestartSnackbar(btn: _s.restart, msg: _s.needRestart);
+    RebuildNodes.app.rebuild();
   }
 
   // Widget _buildLaunchPage() {
@@ -484,6 +485,8 @@ class _SettingPageState extends State<SettingPage> {
           onSelected: (int idx) {
             _nightMode.value = idx;
             _setting.themeMode.put(_nightMode.value);
+
+              RebuildNodes.app.rebuild();
           },
           child: Text(
             _buildThemeModeStr(_nightMode.value),
@@ -527,10 +530,7 @@ class _SettingPageState extends State<SettingPage> {
               onPressed: () {
                 _setting.fontPath.delete();
                 context.pop();
-                context.showRestartSnackbar(
+              RebuildNodes.app.rebuild();
-                  btn: _s.restart,
-                  msg: _s.needRestart,
-                );
               },
               child: Text(_s.clear),
             )
@@ -554,7 +554,7 @@ class _SettingPageState extends State<SettingPage> {
       }
 
       context.pop();
-      context.showRestartSnackbar(btn: _s.restart, msg: _s.needRestart);
+              RebuildNodes.app.rebuild();
       return;
     }
     context.showSnackBar(_s.failed);
@@ -634,7 +634,7 @@ class _SettingPageState extends State<SettingPage> {
           onSelected: (String idx) {
             _localeCode.value = idx;
             _setting.locale.put(idx);
-            context.showRestartSnackbar(btn: _s.restart, msg: _s.needRestart);
+              RebuildNodes.app.rebuild();
           },
           child: Text(
             _s.languageName,
@@ -724,10 +724,8 @@ class _SettingPageState extends State<SettingPage> {
       title: Text(_s.fullScreen),
       trailing: StoreSwitch(
         prop: _setting.fullScreen,
-        func: (_) => context.showRestartSnackbar(
+        func: (_) => 
-          btn: _s.restart,
+              RebuildNodes.app.rebuild(),
-          msg: _s.needRestart,
-        ),
       ),
     );
   }

lib/view/widget/rebuild.dart

@@ -1,32 +0,0 @@
-import 'package:flutter/material.dart';
-
-class RebuildWidget extends StatefulWidget {
-  const RebuildWidget({super.key, required this.child});
-
-  final Widget child;
-
-  static void restartApp(BuildContext context) {
-    context.findAncestorStateOfType<_RebuildWidgetState>()?.restartApp();
-  }
-
-  @override
-  _RebuildWidgetState createState() => _RebuildWidgetState();
-}
-
-class _RebuildWidgetState extends State<RebuildWidget> {
-  Key key = UniqueKey();
-
-  void restartApp() {
-    setState(() {
-      key = UniqueKey();
-    });
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return KeyedSubtree(
-      key: key,
-      child: widget.child,
-    );
-  }
-}