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todo save, popup, dismiss show dialog

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streaper2
2023-09-28 23:27:41 +02:00
parent 9b712120a0
commit 37719bd696
5 changed files with 228 additions and 118 deletions
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117
lib/main.dart
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@@ -1,28 +1,26 @@
import 'package:flutter/material.dart';
import 'package:todo/utils/dialog_box.dart';
import 'package:todo/utils/todo_tile.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
class MyApp extends StatefulWidget {
const MyApp({Key? key}) : super(key: key);
@override
State<MyApp> createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
title: 'Todo',
theme: ThemeData(
// This is the theme of your application.
//
// Try running your application with "flutter run". You'll see the
// application has a blue toolbar. Then, without quitting the app, try
// changing the primarySwatch below to Colors.green and then invoke
// "hot reload" (press "r" in the console where you ran "flutter run",
// or simply save your changes to "hot reload" in a Flutter IDE).
// Notice that the counter didn't reset back to zero; the application
// is not restarted.
primarySwatch: Colors.blue,
primarySwatch: Colors.red,
),
home: const MyHomePage(title: 'Flutter Demo Home Page'),
);
@@ -32,15 +30,6 @@ class MyApp extends StatelessWidget {
class MyHomePage extends StatefulWidget {
const MyHomePage({Key? key, required this.title}) : super(key: key);
// 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
@@ -48,65 +37,57 @@ class MyHomePage extends StatefulWidget {
}
class _MyHomePageState extends State<MyHomePage> {
int _counter = 0;
final _controller = TextEditingController();
List todoList = [
["Make Tutorial", true],
["Buy car", false],
["Buy new wife", true],
["buy card", false],
];
void _incrementCounter() {
void checkBoxChanged(bool? value, int index) {
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++;
todoList[index][1] = !todoList[index][1];
});
}
void saveNewTask() {
setState(() {
todoList.add([_controller.text, false]);
_controller.clear();
});
Navigator.of(context).pop();
}
void createNewTask() {
showDialog(
context: context,
builder: (context) {
return DialogBox(
controller: _controller,
onCancel: () => Navigator.of(context).pop(),
onSave: saveNewTask,
);
});
}
@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(
// 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.
//
// Invoke "debug painting" (press "p" in the console, choose the
// "Toggle Debug Paint" action from the Flutter Inspector in Android
// Studio, or the "Toggle Debug Paint" command in Visual Studio Code)
// to see the wireframe for each widget.
//
// 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).
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
const Text(
'You have pushed the button this many times:',
),
Text(
'$_counter',
style: Theme.of(context).textTheme.headline4,
),
],
),
),
body: ListView.builder(
itemCount: todoList.length,
itemBuilder: (context, index) {
return ToDoTile(
taskName: todoList[index][0],
taskCompleted: todoList[index][1],
onChanged: (value) => checkBoxChanged(value, index),
);
}),
floatingActionButton: FloatingActionButton(
onPressed: _incrementCounter,
onPressed: createNewTask,
tooltip: 'Increment',
child: const Icon(Icons.add),
), // This trailing comma makes auto-formatting nicer for build methods.

45
lib/utils/dialog_box.dart Normal file
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@@ -0,0 +1,45 @@
import 'package:flutter/material.dart';
import 'package:todo/utils/my_button.dart';
class DialogBox extends StatelessWidget {
DialogBox(
{Key? key,
required this.controller,
required this.onSave,
required this.onCancel})
: super(key: key);
final controller;
VoidCallback onSave;
VoidCallback onCancel;
@override
Widget build(BuildContext context) {
return AlertDialog(
backgroundColor: Theme.of(context).primaryColor,
title: Text("New Task"),
content: Container(
height: 120,
child: Column(
children: [
TextField(
controller: controller,
decoration: InputDecoration(
border: OutlineInputBorder(), hintText: "Add new task"),
),
SizedBox(
height: 40,
),
Row(
mainAxisAlignment: MainAxisAlignment.end,
children: [
MyButton(text: "Cancel", onPressed: onCancel),
MyButton(text: "Save", onPressed: onSave),
],
)
],
),
),
);
}
}

18
lib/utils/my_button.dart Normal file
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@@ -0,0 +1,18 @@
import 'package:flutter/material.dart';
class MyButton extends StatelessWidget {
MyButton({Key? key, required this.text, required this.onPressed})
: super(key: key);
final String text;
VoidCallback onPressed;
@override
Widget build(BuildContext context) {
return MaterialButton(
onPressed: onPressed,
color: Theme.of(context).primaryColor,
child: Text(text),
);
}
}

45
lib/utils/todo_tile.dart Normal file
View File

@@ -0,0 +1,45 @@
import 'package:flutter/material.dart';
class ToDoTile extends StatelessWidget {
const ToDoTile(
{Key? key,
required this.taskName,
required this.taskCompleted,
required this.onChanged})
: super(key: key);
final String taskName;
final bool taskCompleted;
final Function(bool?)? onChanged;
@override
Widget build(BuildContext context) {
return Padding(
padding: const EdgeInsets.fromLTRB(25.0, 25, 25, 0),
child: Container(
padding: EdgeInsets.all(24.0),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
taskName,
style: TextStyle(
decoration: taskCompleted
? TextDecoration.lineThrough
: TextDecoration.none),
),
Checkbox(
value: taskCompleted,
onChanged: onChanged,
activeColor: Colors.redAccent,
)
],
),
decoration: BoxDecoration(
color: Theme.of(context).primaryColor,
borderRadius: BorderRadius.circular(10.0),
),
),
);
}
}

121
pubspec.lock
View File

@@ -5,58 +5,58 @@ packages:
dependency: transitive
description:
name: async
url: "https://pub.dartlang.org"
sha256: "947bfcf187f74dbc5e146c9eb9c0f10c9f8b30743e341481c1e2ed3ecc18c20c"
url: "https://pub.dev"
source: hosted
version: "2.8.2"
version: "2.11.0"
boolean_selector:
dependency: transitive
description:
name: boolean_selector
url: "https://pub.dartlang.org"
sha256: "6cfb5af12253eaf2b368f07bacc5a80d1301a071c73360d746b7f2e32d762c66"
url: "https://pub.dev"
source: hosted
version: "2.1.0"
version: "2.1.1"
characters:
dependency: transitive
description:
name: characters
url: "https://pub.dartlang.org"
sha256: "04a925763edad70e8443c99234dc3328f442e811f1d8fd1a72f1c8ad0f69a605"
url: "https://pub.dev"
source: hosted
version: "1.2.0"
charcode:
dependency: transitive
description:
name: charcode
url: "https://pub.dartlang.org"
source: hosted
version: "1.3.1"
version: "1.3.0"
clock:
dependency: transitive
description:
name: clock
url: "https://pub.dartlang.org"
sha256: cb6d7f03e1de671e34607e909a7213e31d7752be4fb66a86d29fe1eb14bfb5cf
url: "https://pub.dev"
source: hosted
version: "1.1.0"
version: "1.1.1"
collection:
dependency: transitive
description:
name: collection
url: "https://pub.dartlang.org"
sha256: f092b211a4319e98e5ff58223576de6c2803db36221657b46c82574721240687
url: "https://pub.dev"
source: hosted
version: "1.15.0"
version: "1.17.2"
cupertino_icons:
dependency: "direct main"
description:
name: cupertino_icons
url: "https://pub.dartlang.org"
sha256: "1989d917fbe8e6b39806207df5a3fdd3d816cbd090fac2ce26fb45e9a71476e5"
url: "https://pub.dev"
source: hosted
version: "1.0.4"
fake_async:
dependency: transitive
description:
name: fake_async
url: "https://pub.dartlang.org"
sha256: "511392330127add0b769b75a987850d136345d9227c6b94c96a04cf4a391bf78"
url: "https://pub.dev"
source: hosted
version: "1.2.0"
version: "1.3.1"
flutter:
dependency: "direct main"
description: flutter
@@ -66,7 +66,8 @@ packages:
dependency: "direct dev"
description:
name: flutter_lints
url: "https://pub.dartlang.org"
sha256: b543301ad291598523947dc534aaddc5aaad597b709d2426d3a0e0d44c5cb493
url: "https://pub.dev"
source: hosted
version: "1.0.4"
flutter_test:
@@ -78,30 +79,42 @@ packages:
dependency: transitive
description:
name: lints
url: "https://pub.dartlang.org"
sha256: a2c3d198cb5ea2e179926622d433331d8b58374ab8f29cdda6e863bd62fd369c
url: "https://pub.dev"
source: hosted
version: "1.0.1"
matcher:
dependency: transitive
description:
name: matcher
url: "https://pub.dartlang.org"
sha256: "1803e76e6653768d64ed8ff2e1e67bea3ad4b923eb5c56a295c3e634bad5960e"
url: "https://pub.dev"
source: hosted
version: "0.12.11"
version: "0.12.16"
material_color_utilities:
dependency: transitive
description:
name: material_color_utilities
sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
url: "https://pub.dev"
source: hosted
version: "0.5.0"
meta:
dependency: transitive
description:
name: meta
url: "https://pub.dartlang.org"
sha256: "3c74dbf8763d36539f114c799d8a2d87343b5067e9d796ca22b5eb8437090ee3"
url: "https://pub.dev"
source: hosted
version: "1.7.0"
version: "1.9.1"
path:
dependency: transitive
description:
name: path
url: "https://pub.dartlang.org"
sha256: "8829d8a55c13fc0e37127c29fedf290c102f4e40ae94ada574091fe0ff96c917"
url: "https://pub.dev"
source: hosted
version: "1.8.0"
version: "1.8.3"
sky_engine:
dependency: transitive
description: flutter
@@ -111,57 +124,65 @@ packages:
dependency: transitive
description:
name: source_span
url: "https://pub.dartlang.org"
sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
url: "https://pub.dev"
source: hosted
version: "1.8.1"
version: "1.10.0"
stack_trace:
dependency: transitive
description:
name: stack_trace
url: "https://pub.dartlang.org"
sha256: c3c7d8edb15bee7f0f74debd4b9c5f3c2ea86766fe4178eb2a18eb30a0bdaed5
url: "https://pub.dev"
source: hosted
version: "1.10.0"
version: "1.11.0"
stream_channel:
dependency: transitive
description:
name: stream_channel
url: "https://pub.dartlang.org"
sha256: "83615bee9045c1d322bbbd1ba209b7a749c2cbcdcb3fdd1df8eb488b3279c1c8"
url: "https://pub.dev"
source: hosted
version: "2.1.0"
version: "2.1.1"
string_scanner:
dependency: transitive
description:
name: string_scanner
url: "https://pub.dartlang.org"
sha256: "556692adab6cfa87322a115640c11f13cb77b3f076ddcc5d6ae3c20242bedcde"
url: "https://pub.dev"
source: hosted
version: "1.1.0"
version: "1.2.0"
term_glyph:
dependency: transitive
description:
name: term_glyph
url: "https://pub.dartlang.org"
sha256: a29248a84fbb7c79282b40b8c72a1209db169a2e0542bce341da992fe1bc7e84
url: "https://pub.dev"
source: hosted
version: "1.2.0"
version: "1.2.1"
test_api:
dependency: transitive
description:
name: test_api
url: "https://pub.dartlang.org"
sha256: "75760ffd7786fffdfb9597c35c5b27eaeec82be8edfb6d71d32651128ed7aab8"
url: "https://pub.dev"
source: hosted
version: "0.4.3"
typed_data:
dependency: transitive
description:
name: typed_data
url: "https://pub.dartlang.org"
source: hosted
version: "1.3.0"
version: "0.6.0"
vector_math:
dependency: transitive
description:
name: vector_math
url: "https://pub.dartlang.org"
sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803"
url: "https://pub.dev"
source: hosted
version: "2.1.1"
version: "2.1.4"
web:
dependency: transitive
description:
name: web
sha256: dc8ccd225a2005c1be616fe02951e2e342092edf968cf0844220383757ef8f10
url: "https://pub.dev"
source: hosted
version: "0.1.4-beta"
sdks:
dart: ">=2.15.1 <3.0.0"
dart: ">=3.1.0-185.0.dev <4.0.0"