multiselect_dropdown_with_select_all 0.1.2

The Multi-select Dropdown with a Select All option offers an intuitive interface for selecting multiple items from a list. It features a convenient Select All option to quickly choose or deselect all [...]

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:multiselect_dropdown_with_select_all/multiselect_dropdown_with_select_all.dart';
 // Import the file with the custom widget

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(title: Text('Multi-Select Dropdown Example')),
        body: MultiSelectForm(),
      ),
    );
  }
}

class MultiSelectForm extends StatefulWidget {
  @override
  _MultiSelectFormState createState() => _MultiSelectFormState();
}

class _MultiSelectFormState extends State<MultiSelectForm> {
  final _formKey = GlobalKey<FormState>();
  List<String> items = ['Option 1', 'Option 2','Option 4','Option 5','Option 6','Option 2','Option 2', 'Option 3', 'Option 3', 'Option 3', 'Option 3', 'Option 3'];
  List<String> selectedItems = [];

  void _handleSelectionChange(List<String> newSelection) {
    setState(() {
      selectedItems = newSelection;
    });
    print('Selected Items: $selectedItems');
  }

  @override
  Widget build(BuildContext context) {
    return Padding(
      padding: const EdgeInsets.all(16.0),
      child: Form(
        key: _formKey,
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            SizedBox(
              width: 155,
              child: MultiSelectDropdown(
                items: items,
                initialSelectedItems: selectedItems,
                hint: 'Select options',
                onChanged: _handleSelectionChange,
              ),
            ),
            SizedBox(height: 20),
            ElevatedButton(
              onPressed: () {
                if (_formKey.currentState!.validate()) {
                  // Form is valid, handle submission
                  print('Final Selected Items: $selectedItems');
                }
              },
              child: Text('Submit'),
            ),
          ],
        ),
      ),
    );
  }
}