diff --git a/notes/flutter_web/lib/app.dart b/notes/flutter_web/lib/app.dart
index d80ea554..b01186fc 100644
--- a/notes/flutter_web/lib/app.dart
+++ b/notes/flutter_web/lib/app.dart
@@ -25,7 +25,7 @@ class App extends StatelessWidget {
       title: "flutter note",
       theme: ThemeData(colorScheme: ColorScheme.fromSeed(seedColor: Colors.tealAccent.shade700, brightness: Brightness.light), useMaterial3: true),
       darkTheme: ThemeData(colorScheme: ColorScheme.fromSeed(seedColor: ColorSeed.m3baseline.color, brightness: Brightness.dark), useMaterial3: true),
-      routerConfig: router.toRouterConfig(),
+      routerConfig: router.config(),
     );
   }
 }
diff --git a/notes/flutter_web/lib/routes/notes/layout.dart b/notes/flutter_web/lib/routes/notes/layout.dart
index 596762fd..22ae9010 100644
--- a/notes/flutter_web/lib/routes/notes/layout.dart
+++ b/notes/flutter_web/lib/routes/notes/layout.dart
@@ -2,8 +2,10 @@ import 'package:flutter/widgets.dart';
 import 'package:you_flutter/router.dart';
 import 'package:you_note_dart/note.dart';
 import 'package:you_note_dart/note_layouts.dart';
-/// [PageLayoutBuilder]
+/// [NoteLayoutBuilder]
 @ToType(type: ToNote)
-Widget layout(BuildContext context, ToUri uri, Cell cell) {
-  return NoteLayoutStyle1(uri: uri, cell: cell);
+Widget layout(BuildContext context, ToUri uri, NoteBuilder builder) {
+  // ignore: unnecessary_type_check
+  assert(layout is NoteLayoutBuilder);
+  return NoteLayoutStyle1(uri: uri, builder: builder);
 }
diff --git a/packages/you_cli/lib/src/cli_core.dart b/packages/you_cli/lib/src/cli_core.dart
index 761eb4c5..ce65e124 100644
--- a/packages/you_cli/lib/src/cli_core.dart
+++ b/packages/you_cli/lib/src/cli_core.dart
@@ -60,7 +60,6 @@ class YouCli {
 
     return _rootRoute ??= await from(dir_routes);
   }
-
   AnalysisSession get analysisSession {
     return _session ??= AnalysisContextCollection(
       includedPaths: [dir_lib.path],
diff --git a/packages/you_cli/test/bin/cli_core_test.dart b/packages/you_cli/test/bin/cli_core_test.dart
index 7ee751dd..6c071729 100644
--- a/packages/you_cli/test/bin/cli_core_test.dart
+++ b/packages/you_cli/test/bin/cli_core_test.dart
@@ -51,7 +51,7 @@ void main() {
       FileSystem fs=LocalFileSystem();
       YouCli cli = YouCli(projectDir: fs.directory("../../notes/flutter_web/lib"));
       var result  =await cli.analysisLayout(fs.file("../../notes/flutter_web/lib/routes/notes/layout.dart"));
-      check(result.toType!.type).equals(refer("ToNote","package:you_note_dart/note.dart"));
+      check(result.toType).equals(refer("ToNote","package:you_note_dart/note.dart"));
     });
   });
 
diff --git a/packages/you_flutter/lib/src/router.dart b/packages/you_flutter/lib/src/router.dart
index 33502249..710786a5 100644
--- a/packages/you_flutter/lib/src/router.dart
+++ b/packages/you_flutter/lib/src/router.dart
@@ -59,25 +59,25 @@ class YouRouter {
 
     /// [PlatformRouteInformationProvider.initialRouteInformation]
     required this.initial,
-    required this.navigatorKey,
-  }) : assert(root.templatePath == "/") {
-    routerDelegate = LoggableRouterDelegate(logger: logger, delegate: _RouterDelegate(navigatorKey: navigatorKey, router: this));
-    config = RouterConfig<Object>(
+    required GlobalKey<NavigatorState> navigatorKey,
+  }) : _navigatorKey = navigatorKey, assert(root.templatePath == "/") {
+    _routerDelegate = LoggableRouterDelegate(logger: logger, delegate: _RouterDelegate(navigatorKey: _navigatorKey, router: this));
+    _config = RouterConfig<Object>(
       routeInformationProvider: PlatformRouteInformationProvider(initialRouteInformation: RouteInformation(uri: initial)),
-      routerDelegate: routerDelegate,
+      routerDelegate: _routerDelegate,
       routeInformationParser: _RouteInformationParser(router: this),
     );
   }
 
   final To root;
   final Uri initial;
-  final GlobalKey<NavigatorState> navigatorKey;
-  late final RouterConfig<Object> config;
-  late final RouterDelegate<Object> routerDelegate;
+  final GlobalKey<NavigatorState> _navigatorKey;
+  late final RouterConfig<Object> _config;
+  late final RouterDelegate<Object> _routerDelegate;
 
   static YouRouter of(BuildContext context) {
     var result = context.findAncestorWidgetOfExactType<_RouterScope>();
-    assert(result != null, "应把ToRouter配置到您的App中: MaterialApp.router(routerConfig:ToRouter(...))");
+    assert(result != null, "YouRouter not found, please: MaterialApp.router(routerConfig:YouRouter(...).config())");
     return result!.router;
   }
 
@@ -91,14 +91,14 @@ class YouRouter {
 
   ToUri match(String uri) => matchUri(Uri.parse(uri));
 
-  RouterConfig<Object> toRouterConfig() => config;
+  RouterConfig<Object> config() => _config;
 
   void to(Uri uri) {
     ToUri to = matchUri(uri);
-    var result = routerDelegate.setNewRoutePath(to);
+    var result = _routerDelegate.setNewRoutePath(to);
     bool completed = false;
     result.whenComplete(() => completed = true);
-    assert(completed, "确保routerDelegate.setNewRoutePath内部实现是同步的，我们应该用其他方案来做Route结果，异步不好操纵");
+    assert(completed, "bug: internal ensure routerDelegate.setNewRoutePath is sync implement");
   }
 }
 
@@ -606,7 +606,6 @@ class _RouterDelegate extends RouterDelegate<ToUri> with ChangeNotifier, PopNavi
         return Navigator(
           key: navigatorKey,
           onPopPage: (route, result) {
-            debugPrint("onPopPage> $route");
             if (!route.didPop(result)) {
               return false;
             }
diff --git a/packages/you_flutter/test/better_ui_test.dart b/packages/you_flutter/test/better_ui_test.dart
index 475a1f2f..0c081af5 100644
--- a/packages/you_flutter/test/better_ui_test.dart
+++ b/packages/you_flutter/test/better_ui_test.dart
@@ -3,7 +3,7 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:you_flutter/src/better_ui.dart';
 
 void main() {
-  group("ToRouter.parse ok", () {
+  group("YouRouter.parse ok", () {
     test('select() 所有档位都覆盖,测一下', () {
       assertScreen(ScreenSize screen) {
         // 用此档位的最小宽度+1，来模仿此屏幕大小
diff --git a/packages/you_flutter/test/router_to_test.dart b/packages/you_flutter/test/router_to_test.dart
index 7278bbc8..4bb9b9da 100644
--- a/packages/you_flutter/test/router_to_test.dart
+++ b/packages/you_flutter/test/router_to_test.dart
@@ -5,7 +5,7 @@ import 'package:you_flutter/src/router.dart';
 
 void main() {
   WidgetsFlutterBinding.ensureInitialized();
-  group("ToRouter.parse ok", () {
+  group("YouRouter.parse ok", () {
     var router = YouRouter(
         initial: Uri.parse("/"),
         navigatorKey: GlobalKey(),
@@ -81,7 +81,7 @@ void main() {
       match("/chen56", expected: (location: "/[user]", routeParameters: {"user": "chen56"}));
     });
   });
-  group("ToRouter.parse 404", () {
+  group("YouRouter.parse 404", () {
     var router = YouRouter(
       initial: Uri.parse("/"),
       navigatorKey: GlobalKey(),
diff --git a/packages/you_note_dart/lib/note.dart b/packages/you_note_dart/lib/note.dart
index 941673c0..999e8d29 100644
--- a/packages/you_note_dart/lib/note.dart
+++ b/packages/you_note_dart/lib/note.dart
@@ -1,6 +1,6 @@
 library note;
 
-export 'src/note.dart' show ToNote, Cell, NoteBuilder, LazyNoteBuilder, NoteSystem;
+export 'src/note.dart' show ToNote, Cell, NoteBuilder,NoteLayoutBuilder, NoteSystem;
 export 'src/contents/contents.dart' show contents;
 export 'src/contents/mockup.dart' show MockupWindow;
 export 'src/contents/markdown_content.dart' show MD;
diff --git a/packages/you_note_dart/lib/src/layouts/note_layout_default.dart b/packages/you_note_dart/lib/src/layouts/note_layout_default.dart
index 1ca89e0a..b7280d0e 100644
--- a/packages/you_note_dart/lib/src/layouts/note_layout_default.dart
+++ b/packages/you_note_dart/lib/src/layouts/note_layout_default.dart
@@ -4,10 +4,10 @@ import 'package:you_flutter/state.dart';
 import 'package:you_note_dart/note.dart';
 
 final class NoteLayoutDefault extends StatelessWidget {
-  final Cell rootCell;
+  final NoteBuilder builder;
   final ToUri uri;
 
-  const NoteLayoutDefault({super.key, required this.uri, required this.rootCell});
+  const NoteLayoutDefault({super.key, required this.uri, required this.builder});
 
   @override
   Widget build(BuildContext context) {
@@ -17,6 +17,8 @@ final class NoteLayoutDefault extends StatelessWidget {
           /// Watch是you_flutter的state管理组件， 被其包裹的状态可以被观测刷新(ref: Cell._contents = [].signal())
           child: Watch((context) {
             // contents是收集到调用print(xx)的所有结果
+            Cell rootCell = Cell.empty();
+            builder(context, rootCell);
             var pageContents = rootCell.toList().expand((cell) sync* {
               for (var content in cell.contents) {
                 yield Align(
diff --git a/packages/you_note_dart/lib/src/layouts/note_layout_style_1.dart b/packages/you_note_dart/lib/src/layouts/note_layout_style_1.dart
index dc1b08ff..1f25f57f 100644
--- a/packages/you_note_dart/lib/src/layouts/note_layout_style_1.dart
+++ b/packages/you_note_dart/lib/src/layouts/note_layout_style_1.dart
@@ -7,10 +7,10 @@ import 'package:you_note_dart/src/note.dart';
 /// 一个极简的笔记布局范例
 /// 左边routes树，右边页面内容
 final class NoteLayoutStyle1 extends StatelessWidget {
-  final Cell cell;
+  final NoteBuilder builder;
   final ToUri uri;
 
-  NoteLayoutStyle1({super.key, required this.uri, required this.cell});
+  NoteLayoutStyle1({super.key, required this.uri, required this.builder});
 
   @override
   Widget build(BuildContext context) {
@@ -20,6 +20,8 @@ final class NoteLayoutStyle1 extends StatelessWidget {
           /// Watch是you_flutter的state管理组件， 被其包裹的状态可以被观测刷新(ref: Cell._contents = [].signal())
           child: Watch((context) {
             // contents是收集到调用print(xx)的所有结果
+            Cell cell = Cell.empty();
+            builder(context, cell);
             var pageContents = cell.toList().expand((cell) sync* {
               for (var content in cell.contents) {
                 yield Align(
diff --git a/packages/you_note_dart/lib/src/note.dart b/packages/you_note_dart/lib/src/note.dart
index b252f0dd..d50e8207 100644
--- a/packages/you_note_dart/lib/src/note.dart
+++ b/packages/you_note_dart/lib/src/note.dart
@@ -12,8 +12,8 @@ import 'package:http/http.dart' as http;
 import 'package:you_note_dart/src/layouts/note_layout_default.dart';
 
 typedef NoteBuilder = void Function(BuildContext context, Cell print);
-typedef LazyNoteBuilder = Future<void> Function(BuildContext context, Cell print);
-typedef NoteLayoutBuilder = Widget Function(BuildContext context, ToUri uri, Cell cell);
+// TODO REMOVE typedef LazyNoteBuilder = Future<void> Function(BuildContext context, Cell print);
+typedef NoteLayoutBuilder = Widget Function(BuildContext context, ToUri uri, NoteBuilder builder);
 
 base class ToNote extends To {
   final NoteBuilder? _builder;
@@ -22,23 +22,39 @@ base class ToNote extends To {
   ToNote(super.part, {NoteBuilder? builder, NoteLayoutBuilder? layout, List<ToNote> children = const []})
       : _builder = builder,
         _layout = layout,
-        super(children: children);
+        super(
+            // builder: builder == null
+            //     ? null
+            //     : (context, uri) {
+            //         Cell rootCell = Cell.empty();
+            //         builder(context, rootCell);
+            //         // To? find = findLayoutNode();
+            //         // if (find == null) {
+            //         //   return NoteLayoutDefault(uri: uri, rootCell: rootCell);
+            //         // }
+            //         return Text("");
+            //       },
+            // layout: layout == null
+            //     ? null
+            //     : (context, uri, pageBuilder) {
+            //         var child = pageBuilder(context, uri);
+            //         return layout(context, uri, child);
+            //       },
+            children: children);
 
   Widget? build(BuildContext context, ToUri uri) {
     if (_builder == null) {
       return null;
     }
-    Cell rootCell = Cell.empty();
-    _builder(context, rootCell);
-
     To? find = findLayoutNode();
     if (find == null) {
-      return NoteLayoutDefault(uri: uri, rootCell: rootCell);
+      return NoteLayoutDefault(uri: uri, builder: _builder);
     }
-    return (find as ToNote)._layout!(context, uri, rootCell);
+    return (find as ToNote)._layout!(context, uri, _builder);
   }
 }
 
+@Deprecated("已被you_router取代，待删除")
 class NoteRoute {
   /// A file system term,  that refers to the last part of a path
   /// example: a/b/c , c is basename
@@ -47,25 +63,13 @@ class NoteRoute {
   final NoteRoute? parent;
   bool expand = false;
 
-  @internal
-  LazyNoteBuilder? lazyNoteBuilder;
-
   NoteConf? conf;
 
-  NoteRoute._child({required this.basename, required NoteRoute this.parent});
 
   NoteRoute.root()
       : basename = "",
         parent = null;
 
-  NoteRoute put(String fullPath, LazyNoteBuilder lazyNoteBuilder) {
-    var p = fullPath.split("/").map((e) => e.trim()).where((e) => e.isNotEmpty).toList();
-    var path = _ensurePath(p);
-
-    path.lazyNoteBuilder = lazyNoteBuilder;
-    return path;
-  }
-
   void configTree({int extendLevel = 0}) {
     if (extendLevel <= 0) return;
 
@@ -77,20 +81,6 @@ class NoteRoute {
 
   List<NoteRoute> get children => List.from(_children.values);
 
-  NoteRoute _ensurePath(List<String> nameList) {
-    if (nameList.isEmpty) {
-      return this;
-    }
-    String name = nameList[0];
-    assert(name != "" && name != "/", "path:$nameList, path[0]:'$name' must not be '' and '/' ");
-    var next = _children.putIfAbsent(name, () {
-      var child = NoteRoute._child(basename: name, parent: this);
-      _children[name] = child;
-      return child;
-    });
-    return next._ensurePath(nameList.sublist(1));
-  }
-
   bool get isLeaf => _children.isEmpty;
 
   int get level => isRoot ? 0 : parent!.level + 1;