Initial applicationHEADmain

7 files changed, 226 insertions, 0 deletions

diff --git a/lib/app_bar.dart b/lib/app_bar.dart
new file mode 100644
index 0000000..507d55c
--- /dev/null
+++ b/lib/app_bar.dart
@@ -0,0 +1,32 @@
+import 'package:flutter/widgets.dart';
+import 'button.dart';
+
+class AppBar extends StatefulWidget {
+  const AppBar({super.key});
+
+  @override
+  State<AppBar> createState() => _AppBarState();
+}
+
+class _AppBarState extends State<AppBar> {
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      decoration: BoxDecoration(
+        border: Border.all(width: 2, color: const Color(0xFFFFFF00)),
+        borderRadius: const BorderRadius.all(Radius.circular(8)),
+      ),
+      child: Container(
+        margin: const EdgeInsets.all(8),
+        child: Row(
+          mainAxisAlignment: MainAxisAlignment.start,
+          children: [
+            Button(onPressed: () => Navigator.of(context).pushNamed('/'), buttonText: 'Home'),
+            const SizedBox(width: 16),
+            Button(onPressed: () => Navigator.of(context).pushNamed("/playground"), buttonText: 'Playground'),
+          ]
+        ),
+      )
+    );
+  }
+}
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diff --git a/lib/button.dart b/lib/button.dart
new file mode 100644
index 0000000..2c51cf6
--- /dev/null
+++ b/lib/button.dart
@@ -0,0 +1,23 @@
+import 'package:flutter/widgets.dart';
+
+class Button extends StatelessWidget {
+  const Button({required this.onPressed, required this.buttonText, super.key});
+
+  final VoidCallback onPressed;
+  final String buttonText;
+
+  @override
+  Widget build(BuildContext context) {
+    return GestureDetector(
+      onTap: onPressed,
+      child: Container(
+        decoration: BoxDecoration(
+          border: Border.all(width: 2, color: const Color(0xFFFFFF00)),
+          borderRadius: const BorderRadius.all(Radius.circular(8)),
+        ),
+        padding: const EdgeInsets.all(8),
+        child: Text(buttonText, style: const TextStyle(color: Color(0xFFFFFF00))),
+      )
+    );
+  }
+}
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diff --git a/lib/error_page.dart b/lib/error_page.dart
new file mode 100644
index 0000000..d7d0e11
--- /dev/null
+++ b/lib/error_page.dart
@@ -0,0 +1,14 @@
+import 'package:flutter/widgets.dart';
+
+class ErrorPage extends StatelessWidget {
+  const ErrorPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Center(
+      child: Text(
+        'Error', 
+        style: TextStyle(color: Color(0xFFFFFF00))),
+    );
+  }
+}
diff --git a/lib/home_page.dart b/lib/home_page.dart
new file mode 100644
index 0000000..83346c4
--- /dev/null
+++ b/lib/home_page.dart
@@ -0,0 +1,22 @@
+import 'package:flutter/widgets.dart';
+import 'app_bar.dart';
+
+class HomePage extends StatelessWidget {
+  const HomePage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Column(
+      children: [
+        AppBar(),
+        Expanded(
+          child: Center(
+            child: Text(
+              'Home', 
+              style: TextStyle(color: Color(0xFFFFFF00))),
+          ),
+        ),
+      ],
+    );
+  }
+}
diff --git a/lib/main.dart b/lib/main.dart
new file mode 100644
index 0000000..9d2f0d1
--- /dev/null
+++ b/lib/main.dart
@@ -0,0 +1,49 @@
+import 'package:flutter/widgets.dart';
+import 'playground_page.dart';
+import 'home_page.dart';
+import 'error_page.dart';
+
+void main() => runApp(const MinimalApp());
+
+PageRouteBuilder unknownRoute(RouteSettings settings) {
+  return PageRouteBuilder(
+    pageBuilder: (BuildContext context, Animation<double> animation, Animation<double> secondaryAnimation) {
+      return const ErrorPage();
+    }
+  );
+}
+
+class MinimalApp extends StatelessWidget {
+  const MinimalApp({super.key});
+
+  Route generate(RouteSettings settings) {
+    switch (settings.name) {
+      case '/':
+        return PageRouteBuilder(
+          pageBuilder: (BuildContext context, Animation<double> animation, Animation<double> secondaryAnimation) {
+            return const HomePage();
+          },
+        );
+      case '/playground':
+        return PageRouteBuilder(
+          pageBuilder: (BuildContext context, Animation<double> animation, Animation<double> secondaryAnimation) {
+            return const PlaygroundPage();
+          }
+        );
+      default:
+        return unknownRoute(settings);
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return WidgetsApp(
+      color: const Color(0xFFFFFFFF),
+      title: 'Minimal',
+      debugShowCheckedModeBanner: false,
+      textStyle: const TextStyle(color: Color(0xFFFFFF00)),
+      onGenerateRoute: generate,
+      onUnknownRoute: unknownRoute,
+    );
+  }
+}
diff --git a/lib/playground_page.dart b/lib/playground_page.dart
new file mode 100644
index 0000000..3c090ac
--- /dev/null
+++ b/lib/playground_page.dart
@@ -0,0 +1,73 @@
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/widgets.dart';
+import 'app_bar.dart';
+import 'button.dart';
+import 'value_display.dart';
+
+class PlaygroundPage extends StatefulWidget {
+  const PlaygroundPage({super.key});
+
+  @override
+  State<PlaygroundPage> createState() => _PlaygroundPageState();
+}
+
+class _PlaygroundPageState extends State<PlaygroundPage> {
+  int _counter = 0;
+  int _elapsedMilliseconds = 0;
+  final stopwatch = Stopwatch();
+
+  void increment() {
+    setState(() {
+      ++_counter;
+      if (stopwatch.isRunning) {
+        stopwatch.stop();
+        _elapsedMilliseconds = stopwatch.elapsedMilliseconds;
+        stopwatch.reset();
+      }
+      else {
+        stopwatch.start();
+        _elapsedMilliseconds = 0;
+      }
+    });
+  }
+
+  void clear() {
+    setState(() {
+      if (stopwatch.isRunning) {
+        return;
+      }
+      _counter = 0;
+      _elapsedMilliseconds = 0;
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      children: [
+        const AppBar(),
+        Expanded(
+          child: Center(
+            child: Row(
+              mainAxisAlignment: MainAxisAlignment.center,
+              children: <Widget> [ 
+                Column(
+                  mainAxisAlignment: MainAxisAlignment.center,
+                  children: [
+                    Button(onPressed: increment, buttonText: 'Increment'),
+                    const SizedBox(height: 8),
+                    Button(onPressed: clear, buttonText: 'Clear'),
+                  ],
+                ),
+                const SizedBox(width: 16), 
+                ValueDisplay(label: 'Count', value: _counter),
+                const SizedBox(width: 16),
+                ValueDisplay(label: 'Elapsed (ms)', value: _elapsedMilliseconds),
+              ],
+            ),
+          ),
+        ),
+      ],
+    );
+  }
+}
diff --git a/lib/value_display.dart b/lib/value_display.dart
new file mode 100644
index 0000000..44f58fe
--- /dev/null
+++ b/lib/value_display.dart
@@ -0,0 +1,13 @@
+import 'package:flutter/widgets.dart';
+
+class ValueDisplay extends StatelessWidget {
+  const ValueDisplay({required this.label, required this.value, super.key});
+
+  final String label;
+  final int value;
+
+  @override
+  Widget build(BuildContext context) {
+    return Text('$label: $value');
+  }
+}
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