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Main #15

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fc27190
Fix all null-safety and Flutter errors
rominaBa1099 Oct 12, 2025
36fd289
Fix all null-safety and Flutter errors
rominaBa1099 Oct 12, 2025
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32 changes: 16 additions & 16 deletions example/lib/main.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -44,11 +44,11 @@ class _MyAppState extends State<MyApp> {
// The StatefulWidget's job is to take in some data and create a State class.
// In this case, the Widget takes a title, and creates a _MyHomePageState.
class MyHomePage extends StatefulWidget {
final String title;
final String? title;

final VoidCallback onSetting;
final VoidCallback? onSetting;

MyHomePage({Key key, this.title, this.onSetting}) : super(key: key);
MyHomePage({Key? key, this.title, this.onSetting}) : super(key: key);

@override
_MyHomePageState createState() => _MyHomePageState();
Expand All @@ -59,23 +59,23 @@ class MyHomePage extends StatefulWidget {
class _MyHomePageState extends State<MyHomePage> {
// Whether the green box should be visible or invisible

String selectedIndexText;
String? selectedIndexText;

int selectIdx;
int? selectIdx;

String singleSelectedIndexText;
String? singleSelectedIndexText;

int selectIndex;
int? selectIndex;

String multiSelectedIndexesText;
String? multiSelectedIndexesText;

List<int> selectedIndexes;
List<int>? selectedIndexes;

@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
title: Text(widget.title ??''),
actions: <Widget>[
IconButton(
icon: Icon(Icons.settings),
Expand Down Expand Up @@ -683,7 +683,7 @@ class _MyHomePageState extends State<MyHomePage> {
),
ListTile(
title: Text(
"List dialog ${selectedIndexText != null && selectedIndexText.isNotEmpty ? '(index:' + selectedIndexText + ')' : ''}",
"List dialog ${selectedIndexText != null && selectedIndexText!.isNotEmpty ? '(index:' + selectedIndexText! + ')' : ''}",
),
onTap: () async {
int index = await showAnimatedDialog(
Expand Down Expand Up @@ -722,7 +722,7 @@ class _MyHomePageState extends State<MyHomePage> {
),
ListTile(
title: Text(
"List single select${singleSelectedIndexText != null && singleSelectedIndexText.isNotEmpty ? '(index:' + singleSelectedIndexText + ')' : ''}",
"List single select${singleSelectedIndexText != null && singleSelectedIndexText!.isNotEmpty ? '(index:' + singleSelectedIndexText! + ')' : ''}",
),
onTap: () async {
int index = await showAnimatedDialog(
Expand All @@ -733,7 +733,7 @@ class _MyHomePageState extends State<MyHomePage> {
titleText: 'Title',
listType: ListType.singleSelect,
activeColor: Colors.red,
selectedIndex: selectIndex,
selectedIndex: selectIndex!,
dataList: List.generate(
20,
(index) {
Expand All @@ -759,7 +759,7 @@ class _MyHomePageState extends State<MyHomePage> {
),
ListTile(
title: Text(
"List multiple select${multiSelectedIndexesText != null && multiSelectedIndexesText.isNotEmpty ? '(index:' + multiSelectedIndexesText + ')' : ''}",
"List multiple select${multiSelectedIndexesText != null && multiSelectedIndexesText!.isNotEmpty ? '(index:' + multiSelectedIndexesText! + ')' : ''}",
),
onTap: () async {
List<int> indexes = await showAnimatedDialog(
Expand All @@ -769,7 +769,7 @@ class _MyHomePageState extends State<MyHomePage> {
return ClassicListDialogWidget<ListDataModel>(
titleText: 'Title',
listType: ListType.multiSelect,
selectedIndexes: selectedIndexes,
selectedIndexes: selectedIndexes!,
activeColor: Colors.green,
dataList: List.generate(
20,
Expand All @@ -788,7 +788,7 @@ class _MyHomePageState extends State<MyHomePage> {
print('selectedIndex:${selectedIndexes?.toString()}');
setState(() {
this.multiSelectedIndexesText =
selectedIndexes != null && selectedIndexes.length > 0
selectedIndexes != null && selectedIndexes!.length > 0
? selectedIndexes.toString()
: '';
});
Expand Down
6 changes: 3 additions & 3 deletions example/lib/model/list_data_model.dart
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Original file line number Diff line number Diff line change
@@ -1,15 +1,15 @@
///List data model
class ListDataModel {
///Name
String name;
String? name;

///Value
String value;
String? value;

ListDataModel({this.name, this.value});

@override
String toString() {
return name;
return name?? '';
}
}
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