LabWork01 remove the DEBUG banner

lib/main.dart

@@ -1,3 +1,5 @@
+import 'dart:math';
+
 import 'package:flutter/material.dart';
 
 void main() {
@@ -7,27 +9,12 @@ void main() {
 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',
+      debugShowCheckedModeBanner: false,
       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,
       ),
@@ -39,15 +26,6 @@ class MyApp extends StatelessWidget {
 class MyHomePage extends StatefulWidget {
   const MyHomePage({super.key, required this.title});
 
-  // 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
@@ -56,53 +34,44 @@ class MyHomePage extends StatefulWidget {
 
 class _MyHomePageState extends State<MyHomePage> {
   int _counter = 0;
+  Color _color = Colors.orangeAccent;
 
   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++;
+      _color =
+          Color((Random().nextDouble() * 0xFFFFFF).toInt()).withOpacity(1.0);
     });
   }
 
   @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
+        backgroundColor: _color,
-        // Colors.amber, perhaps?) and trigger a hot reload to see the AppBar
+        title: Column(
-        // change color while the other colors stay the same.
+          mainAxisAlignment: MainAxisAlignment.center,
-        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
+          crossAxisAlignment: CrossAxisAlignment.start,
-        // Here we take the value from the MyHomePage object that was created by
+          children: const [
-        // the App.build method, and use it to set our appbar title.
+            Text(
-        title: Text(widget.title),
+              'Masenkin',
+              style: TextStyle(
+                fontSize: 20,
+                fontWeight: FontWeight.bold,
+              ),
+            ),
+            Text(
+              'Maksim Sergeevich',
+              style: TextStyle(
+                fontSize: 12,
+                fontWeight: FontWeight.normal,
+              ),
+            ),
+          ],
+        ),
       ),
       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(
@@ -112,14 +81,21 @@ class _MyHomePageState extends State<MyHomePage> {
               '$_counter',
               style: Theme.of(context).textTheme.headlineMedium,
             ),
+            if (_counter > 10)
+              Text(
+                'STOP CLICKING! \nIT\'S NOT HAMSTER COMBAT',
+                style: Theme.of(context).textTheme.headlineMedium,
+                textAlign: TextAlign.center,
+              ),
           ],
         ),
       ),
       floatingActionButton: FloatingActionButton(
         onPressed: _incrementCounter,
+        backgroundColor: _color,
         tooltip: 'Increment',
-        child: const Icon(Icons.add),
+        child: const Icon(Icons.mood),
-      ), // This trailing comma makes auto-formatting nicer for build methods.
+      ),
     );
   }
 }