feat: integrate Widget Book with a sample button code #3

lib/app_scaffold.dart

@@ -0,0 +1,20 @@
+import 'package:flutter/material.dart';
+import 'package:pactus_gui_widgetbook/src/core/theme/app_theme.dart';
+
+
+class AppScaffold extends StatelessWidget {
+  const AppScaffold({
+    super.key,
+    required this.child,
+  });
+
+  final Widget child;
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      color: AppTheme.of(context).scaffoldBackgroundColor,
+      child: child,
+    );
+  }
+}

lib/main.dart

@@ -1,125 +1,56 @@
 import 'package:flutter/material.dart';
+import 'package:pactus_gui_widgetbook/app_scaffold.dart';
+import 'package:pactus_gui_widgetbook/src/core/theme/app_theme.dart';
+import 'package:pactus_gui_widgetbook/src/core/theme/app_theme_data.dart';
+import 'package:widgetbook/widgetbook.dart';
+import 'package:widgetbook_annotation/widgetbook_annotation.dart' as widgetbook;
 
-void main() {
-  runApp(const MyApp());
-}
-
-class MyApp extends StatelessWidget {
-  const MyApp({super.key});
-
-  // This widget is the root of your application.
-  @override
-  Widget build(BuildContext context) {
-    return MaterialApp(
-      title: 'Flutter Demo',
-      theme: ThemeData(
-        // This is the theme of your application.
-        //
-        // TRY THIS: Try running your application with "flutter run". You'll see
-        // the application has a purple toolbar. Then, without quitting the app,
-        // try changing the seedColor in the colorScheme below to Colors.green
-        // and then invoke "hot reload" (save your changes or press the "hot
-        // reload" button in a Flutter-supported IDE, or press "r" if you used
-        // the command line to start the app).
-        //
-        // Notice that the counter didn't reset back to zero; the application
-        // state is not lost during the reload. To reset the state, use hot
-        // restart instead.
-        //
-        // This works for code too, not just values: Most code changes can be
-        // tested with just a hot reload.
-        colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
-        useMaterial3: true,
-      ),
-      home: const MyHomePage(title: 'Flutter Demo Home Page'),
-    );
-  }
-}
-
-class MyHomePage extends StatefulWidget {
-  const MyHomePage({super.key, required this.title});
+import 'main.directories.g.dart';
 
-  // This widget is the home page of your application. It is stateful, meaning
-  // that it has a State object (defined below) that contains fields that affect
-  // how it looks.
 
-  // This class is the configuration for the state. It holds the values (in this
-  // case the title) provided by the parent (in this case the App widget) and
-  // used by the build method of the State. Fields in a Widget subclass are
-  // always marked "final".
-
-  final String title;
-
-  @override
-  State<MyHomePage> createState() => _MyHomePageState();
+void main() {
+  runApp(const WidgetBookApp());
 }
 
-class _MyHomePageState extends State<MyHomePage> {
-  int _counter = 0;
-
-  void _incrementCounter() {
-    setState(() {
-      // This call to setState tells the Flutter framework that something has
-      // changed in this State, which causes it to rerun the build method below
-      // so that the display can reflect the updated values. If we changed
-      // _counter without calling setState(), then the build method would not be
-      // called again, and so nothing would appear to happen.
-      _counter++;
-    });
-  }
+@widgetbook.App()
+class WidgetBookApp extends StatelessWidget {
+  const WidgetBookApp({super.key});
 
   @override
   Widget build(BuildContext context) {
-    // This method is rerun every time setState is called, for instance as done
-    // by the _incrementCounter method above.
-    //
-    // The Flutter framework has been optimized to make rerunning build methods
-    // fast, so that you can just rebuild anything that needs updating rather
-    // than having to individually change instances of widgets.
-    return Scaffold(
-      appBar: AppBar(
-        // TRY THIS: Try changing the color here to a specific color (to
-        // Colors.amber, perhaps?) and trigger a hot reload to see the AppBar
-        // change color while the other colors stay the same.
-        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
-        // Here we take the value from the MyHomePage object that was created by
-        // the App.build method, and use it to set our appbar title.
-        title: Text(widget.title),
-      ),
-      body: Center(
-        // Center is a layout widget. It takes a single child and positions it
-        // in the middle of the parent.
-        child: Column(
-          // Column is also a layout widget. It takes a list of children and
-          // arranges them vertically. By default, it sizes itself to fit its
-          // children horizontally, and tries to be as tall as its parent.
-          //
-          // Column has various properties to control how it sizes itself and
-          // how it positions its children. Here we use mainAxisAlignment to
-          // center the children vertically; the main axis here is the vertical
-          // axis because Columns are vertical (the cross axis would be
-          // horizontal).
-          //
-          // TRY THIS: Invoke "debug painting" (choose the "Toggle Debug Paint"
-          // action in the IDE, or press "p" in the console), to see the
-          // wireframe for each widget.
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: <Widget>[
-            const Text(
-              'You have pushed the button this many times:',
-            ),
-            Text(
-              '$_counter',
-              style: Theme.of(context).textTheme.headlineMedium,
+    return Widgetbook(
+      appBuilder: (context, child) {
+        return child;
+      },
+      addons: [
+        DeviceFrameAddon(
+          devices: [
+            Devices.ios.iPhone13,
+          ],
+        ),
+        AlignmentAddon(),
+        ThemeAddon(
+          themes: [
+            WidgetbookTheme(
+              name: 'Light',
+              data: AppThemeData.lightTheme(),
             ),
+            WidgetbookTheme(
+              name: 'Dark',
+              data: AppThemeData.darkTheme(),
+            )
           ],
+          themeBuilder: (context, data, child) {
+            return AppTheme(
+              themeData: data,
+              child: AppScaffold(child: child),
+            );
+          },
         ),
-      ),
-      floatingActionButton: FloatingActionButton(
-        onPressed: _incrementCounter,
-        tooltip: 'Increment',
-        child: const Icon(Icons.add),
-      ), // This trailing comma makes auto-formatting nicer for build methods.
+      ],
+      // The [directories] variable does not exist yet,
+      // it will be generated in the next step
+      directories: directories,
     );
   }
 }

lib/main.directories.g.dart

@@ -0,0 +1,39 @@
+// coverage:ignore-file
+// ignore_for_file: type=lint
+// ignore_for_file: unused_import, prefer_relative_imports, directives_ordering
+
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+// **************************************************************************
+// AppGenerator
+// **************************************************************************
+
+// ignore_for_file: no_leading_underscores_for_library_prefixes
+import 'package:pactus_gui_widgetbook/src/features/widgets/custom_button/custom_button_usecase.dart'
+    as _i2;
+import 'package:widgetbook/widgetbook.dart' as _i1;
+
+final directories = <_i1.WidgetbookNode>[
+  _i1.WidgetbookFolder(
+    name: 'features',
+    children: [
+      _i1.WidgetbookFolder(
+        name: 'widgets',
+        children: [
+          _i1.WidgetbookFolder(
+            name: 'custom_button',
+            children: [
+              _i1.WidgetbookLeafComponent(
+                name: 'CustomButtonWidget',
+                useCase: _i1.WidgetbookUseCase(
+                  name: 'Custom Button with Knobs',
+                  builder: _i2.customButtonWidgetUseCase,
+                ),
+              )
+            ],
+          )
+        ],
+      )
+    ],
+  )
+];

lib/src/core/enum/button_icon_state_enum.dart

@@ -0,0 +1,4 @@
+enum ButtonIconState {
+  withIcon,
+  withoutIcon,
+}

lib/src/core/pallets/on_surface_pallet.dart

@@ -0,0 +1,100 @@
+import 'package:fluent_ui/fluent_ui.dart';
+
+@immutable
+class OnSurfacePallet extends ThemeExtension<OnSurfacePallet> {
+  const OnSurfacePallet({
+    required this.onSurface4,
+    required this.onSurface3,
+    required this.onSurface2,
+    required this.onSurface1,
+    required this.onSurface0,
+  });
+
+  final Color? onSurface4;
+  final Color? onSurface3;
+  final Color? onSurface2;
+  final Color? onSurface1;
+  final Color? onSurface0;
+
+  @override
+  OnSurfacePallet copyWith({
+    Color? onSurface4,
+    Color? onSurface3,
+    Color? onSurface2,
+    Color? onSurface1,
+    Color? onSurface0,
+  }) {
+    return OnSurfacePallet(
+      onSurface4: onSurface4 ?? this.onSurface4,
+      onSurface3: onSurface3 ?? this.onSurface3,
+      onSurface2: onSurface2 ?? this.onSurface2,
+      onSurface1: onSurface1 ?? this.onSurface1,
+      onSurface0: onSurface0 ?? this.onSurface0,
+    );
+  }
+
+  // Controls how the properties change on theme changes
+  @override
+  OnSurfacePallet lerp(ThemeExtension<OnSurfacePallet>? other, double t) {
+    if (other is! OnSurfacePallet) {
+      return this;
+    }
+    return OnSurfacePallet(
+      onSurface4: Color.lerp(onSurface4, other.onSurface4, t),
+      onSurface3: Color.lerp(onSurface3, other.onSurface3, t),
+      onSurface2: Color.lerp(onSurface2, other.onSurface2, t),
+      onSurface1: Color.lerp(onSurface1, other.onSurface1, t),
+      onSurface0: Color.lerp(onSurface0, other.onSurface0, t),
+    );
+  }
+
+  // Controls how it displays when the instance is being passed
+  // to the `print()` method.
+  @override
+  String toString() => 'OnSurfacePallet('
+      'onSurface4: $onSurface4, '
+      'onSurface3: $onSurface3, '
+      'onSurface2: $onSurface2, '
+      'onSurface1: $onSurface1, '
+      'onSurface0: $onSurface0, '
+      ')';
+
+  Color? getByIndex(int index) {
+    switch (index) {
+      case 4:
+        return onSurface4;
+      case 3:
+        return onSurface3;
+      case 2:
+        return onSurface2;
+      case 1:
+        return onSurface1;
+      case 0:
+        return onSurface0;
+      default:
+        throw Exception('Invalid OnSurfacePallet color index');
+    }
+  }
+
+  // the light theme
+  static const light = OnSurfacePallet(
+    onSurface4: Color(0xff222222),
+    //FIGMA: Black 100
+    onSurface3: Color(0xff7A7A7A),
+    //FIGMA: Black 60
+    onSurface2: Color(0xffBDBDBD),
+    //FIGMA: Black 30
+    onSurface1: Color(0xffE9E9E9),
+    //FIGMA: Black 10
+    onSurface0: Color(0xffF8F8F8), //FIGMA: Black 03
+  );
+
+  // the dark theme
+  static const dark = OnSurfacePallet(
+    onSurface4: Color(0xffF8F8F8),
+    onSurface3: Color(0xffE9E9E9),
+    onSurface2: Color(0xffBDBDBD),
+    onSurface1: Color(0xff7A7A7A),
+    onSurface0: Color(0xff222222),
+  );
+}