cpd/lib/widgets/listview.dart

85 lines
2.9 KiB
Dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:cpd/database/habit.dart';
import 'package:cpd/database/todo_db.dart';
import 'package:cpd/database/db.dart';
class MyListView extends StatelessWidget {
final List<Habit> habits;
final todoDB = TodoDB();
MyListView({super.key, required this.habits});
@override
Widget build(BuildContext context) {
return ListView.builder(
shrinkWrap: true,
padding: EdgeInsets.zero,
itemCount: habits.length,
itemBuilder: (BuildContext context, int index) {
final todo = habits[index];
return Padding(
padding: const EdgeInsets.symmetric(vertical: 5, horizontal: 10),
child: Card(
color: index % 2 == 0 ? Colors.green[300] : Colors.green[100],
child: Dismissible(
key: Key(habits[index].title),
background: Container(
color: Colors.blue,
alignment: Alignment.centerLeft,
child: const Padding(
padding: EdgeInsets.only(left: 16),
child: Icon(Icons.edit),
),
),
secondaryBackground: Container(
color: Colors.red,
alignment: Alignment.centerRight,
child: const Padding(
padding: EdgeInsets.only(right: 16),
child: Icon(Icons.delete),
),
),
onDismissed: (direction) async {
// Löschen
if (direction == DismissDirection.endToStart) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text("${habits[index].title} was dismissed"))
);
// Hier wird das Element aus der Liste entfernt
habits.removeAt(index);
//await todoDB.delete(todoDB.id);
// Ausgabe der aktualisierten Liste zur Kontrolle
print('Current list:');
habits.forEach((habit) {
print('${habit.title}: ${habit.subtitle}');
});
}
// Bearbeiten
else if(direction == DismissDirection.startToEnd) {
//muss noch implementiert werden
}
},
child: ListTile(
title: Text(todo.title),
subtitle: Text(todo.subtitle ?? ''),
trailing: Text(todo.icon as String),
leading: Checkbox(
value: todo.isComplete,
onChanged: (value) {
if (value == false) {
print("decrease counter");
} else {
print("increase counter");
}
},
),
),
),
),
);
},
);
}
}