andrei-stoica
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boxchecker
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refactored card lists into seperate widgets

This commit is contained in:
andrei 2021-11-23 19:05:09 -05:00
parent 647cdc4002
commit 98942b231b
3 changed files with 94 additions and 75 deletions
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113
lib/box_checker.dart
View File

@ -1,9 +1,12 @@
import 'package:boxchecker/list_card.dart';
import 'package:flutter/material.dart';
import 'add_form.dart';
import 'check_list.dart';
import 'db_helper.dart';
import 'data_util.dart' as data;
typedef FutureCallback = Future<bool?> Function(DismissDirection);
void main() {
runApp(const BoxChecker());
}
@ -46,7 +49,6 @@ class _MainListPageState extends State<MainListPage> {
List<data.List> lists = [];
final double _marginHorizontal = 10;
final double _cardSpacing = 4;
Future<void> _loadData(data.Page listType) async {
lists.clear();
@ -58,10 +60,6 @@ class _MainListPageState extends State<MainListPage> {
});
}
Future<void> _removeList(data.List list) async {
DBHelper.dbHelper.deleteList(list);
}
@override
void initState() {
_loadData(data.Page.lists);
@ -69,11 +67,42 @@ class _MainListPageState extends State<MainListPage> {
super.initState();
}
FutureCallback genCofirmDismiss(index) {
return (direction) async {
if (direction != DismissDirection.startToEnd) {
return false;
}
showDialog(
context: context,
builder: (context) {
return AlertDialog(
title: const Text('Are you sure?'),
content: const Text('You are about to delete this permently'),
actions: [
TextButton(
onPressed: () => Navigator.pop(context, false),
child: const Text('Cancel')),
TextButton(
onPressed: () => Navigator.pop(context, true),
child: const Text('OK')),
],
);
}).then((value) {
if (value) {
setState(() {
DBHelper.dbHelper.deleteList(lists[index]);
lists.removeAt(index);
});
}
return value;
});
};
}
@override
Widget build(BuildContext context) {
final EdgeInsets cardMargin =
EdgeInsets.symmetric(vertical: _cardSpacing, horizontal: 0);
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
@ -98,71 +127,9 @@ class _MainListPageState extends State<MainListPage> {
child: ListView.builder(
itemCount: lists.length,
itemBuilder: (context, index) {
return Dismissible(
direction: DismissDirection.startToEnd,
key: Key(lists[index].id.toString()),
background: Card(
margin: cardMargin,
color: Colors.red,
child: Row(
children: const [
Padding(
padding: EdgeInsets.all(10),
child: Icon(Icons.delete),
),
],
),
),
confirmDismiss: (direction) async {
if (direction != DismissDirection.startToEnd) {
return false;
}
showDialog(
context: context,
builder: (context) {
return AlertDialog(
title: const Text('Are you sure?'),
content: const Text(
'You are about to delete this permently'),
actions: [
TextButton(
onPressed: () =>
Navigator.pop(context, false),
child: const Text('Cancel')),
TextButton(
onPressed: () =>
Navigator.pop(context, true),
child: const Text('OK')),
],
);
}).then((value) {
if (value) {
setState(() {
_removeList(lists[index]);
lists.removeAt(index);
});
}
return value;
});
},
child: Card(
margin: cardMargin,
child: ListTile(
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) =>
CheckList(id: lists[index].id!)));
},
title: Text(lists[index].name),
subtitle: Text((lists[index].description != null)
? lists[index].description!
: ""),
),
),
return ListCard(
checkList: lists[index],
confirmDismiss: genCofirmDismiss(index),
);
}))),
bottomNavigationBar: BottomNavigationBar(

3
lib/check_list_item.dart
View File

@ -2,8 +2,7 @@ import 'package:boxchecker/check_list.dart';
import 'package:flutter/material.dart';
import 'data_util.dart' as data;
import 'db_helper.dart';
typedef FutureCallback = Future<bool?> Function(DismissDirection);
import 'box_checker.dart';
class CheckListItem extends StatefulWidget {
const CheckListItem(

53
lib/list_card.dart Normal file
View File

@ -0,0 +1,53 @@
import 'package:flutter/material.dart';
import 'data_util.dart' as data;
import 'check_list.dart';
import 'box_checker.dart';
class ListCard extends StatelessWidget {
const ListCard({
Key? key,
required this.checkList,
required this.confirmDismiss,
}) : super(key: key);
final data.List checkList;
final FutureCallback confirmDismiss;
final double _cardSpacing = 4;
@override
Widget build(BuildContext context) {
final EdgeInsets cardMargin =
EdgeInsets.symmetric(vertical: _cardSpacing, horizontal: 0);
return Dismissible(
direction: DismissDirection.startToEnd,
key: Key(checkList.id.toString()),
background: Card(
margin: cardMargin,
color: Colors.red,
child: Row(
children: const [
Padding(
padding: EdgeInsets.all(10),
child: Icon(Icons.delete),
),
],
),
),
confirmDismiss: confirmDismiss,
child: Card(
margin: cardMargin,
child: ListTile(
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => CheckList(id: checkList.id!)));
},
title: Text(checkList.name),
subtitle: Text(
(checkList.description != null) ? checkList.description! : ""),
),
),
);
}
}