dialog flutter example
showDialog(context: context, builder: (BuildContext context){
return AlertDialog(
title: Text("Success"),
content: Text("Saved successfully"),
);
});dialog flutter example
showDialog(context: context, builder: (BuildContext context){
return AlertDialog(
title: Text("Success"),
content: Text("Saved successfully"),
);
});Flutter form dialog
import 'package:flutter/material.dart';
class StatefulDialog extends StatefulWidget {
@override
_StatefulDialogState createState() => _StatefulDialogState();
}
class _StatefulDialogState extends State<StatefulDialog> {
final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
final TextEditingController _textEditingController = TextEditingController();
Future<void> showInformationDialog(BuildContext context) async {
return await showDialog(
context: context,
builder: (context) {
bool isChecked = false;
return StatefulBuilder(builder: (context, setState) {
return AlertDialog(
content: Form(
key: _formKey,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
TextFormField(
controller: _textEditingController,
validator: (value) {
return value.isNotEmpty ? null : "Enter any text";
},
decoration:
InputDecoration(hintText: "Please Enter Text"),
),
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text("Choice Box"),
Checkbox(
value: isChecked,
onChanged: (checked) {
setState(() {
isChecked = checked;
});
})
],
)
],
)),
title: Text('Stateful Dialog'),
actions: <Widget>[
InkWell(
child: Text('OK '),
onTap: () {
if (_formKey.currentState.validate()) {
// Do something like updating SharedPreferences or User Settings etc.
Navigator.of(context).pop();
}
},
),
],
);
});
});
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: Container(
child: Center(
child: FlatButton(
color: Colors.deepOrange,
onPressed: () async {
await showInformationDialog(context);
},
child: Text(
"Stateful Dialog",
style: TextStyle(color: Colors.white, fontSize: 16),
)),
),
),
);
}
}Copyright © 2021 Codeinu
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