manager-app/lib/Components/multi_select_dropdown_language_container.dart

110 lines
3.6 KiB
Dart

import 'package:flutter/material.dart';
import 'package:multi_select_flutter/multi_select_flutter.dart';
import 'package:manager_app/constants.dart';
class MultiSelectDropdownLanguageContainer extends StatefulWidget {
final Color color;
final String label;
final String labelHint;
final List<String> values;
final List<String> initialValue;
final bool isMultiple;
final bool isAtLeastOne;
final double fontSize;
final ValueChanged<List<String>> onChanged;
const MultiSelectDropdownLanguageContainer({
Key? key,
this.color = kSecond,
required this.label,
this.labelHint = "Veuillez sélectionner une langue",
required this.values,
required this.initialValue,
required this.isMultiple,
this.isAtLeastOne = false,
this.fontSize = 18,
required this.onChanged,
}) : super(key: key);
@override
State<MultiSelectDropdownLanguageContainer> createState() =>
_MultiSelectDropdownLanguageContainerState();
}
class _MultiSelectDropdownLanguageContainerState
extends State<MultiSelectDropdownLanguageContainer> {
late List<String> _selectedValues;
@override
void initState() {
super.initState();
_selectedValues = List.from(widget.initialValue);
}
String _buildSummary(List<String> selected) {
if (selected.isEmpty) return widget.labelHint;
if (selected.length <= 5) return selected.join(", ");
return "${selected.length} sélectionnés";
}
@override
Widget build(BuildContext context) {
return Row(
crossAxisAlignment: CrossAxisAlignment.center,
mainAxisAlignment: MainAxisAlignment.center,
children: [
Align(
alignment: AlignmentDirectional.centerStart,
child: Text(
widget.label,
style: const TextStyle(
fontWeight: FontWeight.w400,
fontSize: 16,
),
),
),
const SizedBox(height: 8, width: 10),
Container(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 35),
/*decoration: BoxDecoration(
borderRadius: BorderRadius.circular(12),
border: Border.all(color: Colors.grey.shade400, width: 1.2),
color: Colors.white,
),*/
child: MultiSelectDialogField<String>(
items: widget.values.map((e) => MultiSelectItem(e, e)).toList(),
initialValue: _selectedValues,
listType: MultiSelectListType.LIST,
searchable: true,
searchIcon: Icon(Icons.search, color: kPrimaryColor),
selectedColor: kPrimaryColor,
checkColor: Colors.white,
buttonIcon: Icon(Icons.arrow_drop_down, color: kPrimaryColor),
buttonText: Text(
_buildSummary(_selectedValues),
style: TextStyle(color: Colors.black87, fontSize: 14),
),
chipDisplay: MultiSelectChipDisplay.none(),
dialogHeight: MediaQuery.of(context).size.height * 0.4,
dialogWidth: MediaQuery.of(context).size.width * 0.6,
onConfirm: (selected) {
if (widget.isAtLeastOne && selected.isEmpty) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text("Au moins une valeur doit être sélectionnée"),
),
);
} else {
setState(() {
_selectedValues = selected.cast<String>();
});
widget.onChanged(_selectedValues);
}
},
),
),
],
);
}
}