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