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Code Issues Packages Projects Releases Wiki Activity

NoteEditor: Show a confirmation dialog if discarding a note

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This commit is contained in:
Vishesh Handa
2018-05-24 14:17:38 +02:00
parent b6c38dde3c
commit 3eeb3ae54c
1 changed files with 41 additions and 9 deletions
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50
lib/note_editor.dart
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@ -1,3 +1,5 @@
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:intl/intl.dart';
import 'package:journal/note.dart';
@ -15,13 +17,43 @@ class NoteEditor extends StatelessWidget {
final container = StateContainer.of(context);
var bodyWidget = new Container(
child: new TextFormField(
key: noteTextKey,
autofocus: true,
keyboardType: TextInputType.multiline,
maxLines: 5000,
decoration: new InputDecoration(
hintText: 'Write here',
child: new Form(
// Show a dialog if discarding non-empty notes
onWillPop: () {
return Future(() {
var noteContent = noteTextKey.currentState.value.trim();
if (noteContent.isEmpty) {
return true;
}
return showDialog(
context: context,
builder: (BuildContext context) {
return new AlertDialog(
title: new Text('Are you sure?'),
content: new Text('Do you want to discard the entry'),
actions: <Widget>[
new FlatButton(
onPressed: () => Navigator.of(context).pop(false),
child: new Text('No'),
),
new FlatButton(
onPressed: () => Navigator.of(context).pop(true),
child: new Text('Yes'),
),
],
);
},
);
});
},
child: TextFormField(
key: noteTextKey,
autofocus: true,
keyboardType: TextInputType.multiline,
maxLines: 5000,
decoration: new InputDecoration(
hintText: 'Write here',
),
),
),
padding: const EdgeInsets.all(8.0),
@ -38,10 +70,10 @@ class NoteEditor extends StatelessWidget {
floatingActionButton: FloatingActionButton(
child: Icon(Icons.add),
onPressed: () {
var body = noteTextKey.currentState.value;
var noteContent = noteTextKey.currentState.value;
var note = new Note(
createdAt: _createdAt,
body: body,
body: noteContent,
);
container.addNote(note);