animated_multi_dropdown 1.0.5 
animated_multi_dropdown: ^1.0.5 copied to clipboard
A highly customizable animated multi-dropdown widget with stunning animations like glass morphism, liquid effects, neon, cyberpunk, and more.
example/lib/main.dart
import 'package:flutter/material.dart';
import 'package:animated_multi_dropdown/animated_multi_dropdown.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Premium Dropdown Showcase',
debugShowCheckedModeBanner: false,
theme: ThemeData(
brightness: Brightness.light,
useMaterial3: true,
colorScheme: const ColorScheme.light(
primary: Color(0xFF6366F1),
secondary: Color(0xFF8B5CF6),
tertiary: Color(0xFFA78BFA),
surface: Color(0xFFFAFAFA),
onSurface: Color(0xFF1F2937),
error: Color(0xFFEF4444),
),
fontFamily: 'Poppins',
appBarTheme: const AppBarTheme(
elevation: 0,
centerTitle: false,
backgroundColor: Colors.white,
foregroundColor: Color(0xFF1F2937),
titleTextStyle: TextStyle(
fontSize: 20,
fontWeight: FontWeight.w600,
color: Color(0xFF1F2937),
letterSpacing: -0.3,
),
),
cardTheme: CardThemeData(
elevation: 0,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(20),
side: BorderSide(color: Colors.grey.shade100, width: 1),
),
),
),
home: const PremiumHomePage(),
);
}
}
class PremiumHomePage extends StatefulWidget {
const PremiumHomePage({super.key});
@override
State<PremiumHomePage> createState() => _PremiumHomePageState();
}
class _PremiumHomePageState extends State<PremiumHomePage>
with SingleTickerProviderStateMixin {
// ==================== INDICATOR SELECTIONS ====================
// Radio selections
String? selectedClassicRadio;
String? selectedCheckmarkRadio;
String? selectedDotRadio;
String? selectedSquareRadio;
// Toggle & Switch
String? selectedToggle;
String? selectedSwitch;
// Checkbox selections
List<String> selectedClassicCheckbox = [];
List<String> selectedModernCheckbox = [];
List<String> selectedDotCheckbox = [];
List<String> selectedSquareCheckbox = [];
// Gradient & Neumorphic
String? selectedGradientRadio;
List<String> selectedGradientCheckbox = [];
String? selectedNeumorphicRadio;
List<String> selectedNeumorphicCheckbox = [];
// Custom indicators
String? selectedStar;
List<String> selectedHeart = [];
// ==================== ANIMATION STRATEGY SELECTIONS ====================
final Map<DropdownAnimationType, String?> singleStrategySelections = {};
final Map<DropdownAnimationType, List<String>> multiStrategySelections = {};
// ==================== SAMPLE DATA WITH PREMIUM COLORS ====================
final List<PremiumItem> fruits = [
PremiumItem('🍎 Apple', Color(0xFFEF4444)),
PremiumItem('🍌 Banana', Color(0xFFEAB308)),
PremiumItem('🍊 Orange', Color(0xFFF97316)),
PremiumItem('🥭 Mango', Color(0xFFEAB308)),
PremiumItem('🍇 Grapes', Color(0xFF8B5CF6)),
PremiumItem('🍓 Strawberry', Color(0xFFEF4444)),
];
final List<PremiumItem> technologies = [
PremiumItem('⚡ Flutter', Color(0xFF00B4B4)),
PremiumItem('⚛️ React', Color(0xFF61DAFB)),
PremiumItem('🅰️ Angular', Color(0xFFDD0031)),
PremiumItem('💚 Vue.js', Color(0xFF42B883)),
PremiumItem('🚀 Svelte', Color(0xFFFF3E00)),
PremiumItem('🔷 Next.js', Color(0xFF000000)),
];
final List<PremiumItem> languages = [
PremiumItem('🐍 Python', Color(0xFF3776AB)),
PremiumItem('🎯 Dart', Color(0xFF00B4B4)),
PremiumItem('📜 JavaScript', Color(0xFFF7DF1E)),
PremiumItem('☕ Java', Color(0xFFF89820)),
PremiumItem('🦀 Rust', Color(0xFFDEA584)),
PremiumItem('⚡ Go', Color(0xFF00ADD8)),
];
final List<PremiumItem> colors = [
PremiumItem('🔴 Ruby Red', Color(0xFFEF4444)),
PremiumItem('🔵 Sapphire Blue', Color(0xFF3B82F6)),
PremiumItem('🟢 Emerald Green', Color(0xFF10B981)),
PremiumItem('🟡 Golden Yellow', Color(0xFFF59E0B)),
PremiumItem('🟣 Amethyst Purple', Color(0xFF8B5CF6)),
PremiumItem('🟠 Coral Orange', Color(0xFFF97316)),
];
final List<PremiumItem> desserts = [
PremiumItem('🍰 Chocolate Cake', Color(0xFF78350F)),
PremiumItem('🍪 Cookie', Color(0xFFB45309)),
PremiumItem('🍩 Donut', Color(0xFFF59E0B)),
PremiumItem('🍦 Ice Cream', Color(0xFFFCD34D)),
PremiumItem('🍫 Chocolate', Color(0xFF78350F)),
PremiumItem('🍬 Candy', Color(0xFFEC4899)),
];
@override
void initState() {
super.initState();
// Initialize strategy selections
for (var type in DropdownAnimationType.values) {
singleStrategySelections[type] = null;
multiStrategySelections[type] = [];
}
}
void _resetAll() {
setState(() {
// Reset indicators
selectedClassicRadio = null;
selectedCheckmarkRadio = null;
selectedDotRadio = null;
selectedSquareRadio = null;
selectedToggle = null;
selectedSwitch = null;
selectedGradientRadio = null;
selectedNeumorphicRadio = null;
selectedStar = null;
selectedClassicCheckbox = [];
selectedModernCheckbox = [];
selectedDotCheckbox = [];
selectedSquareCheckbox = [];
selectedGradientCheckbox = [];
selectedNeumorphicCheckbox = [];
selectedHeart = [];
// Reset strategies
for (var type in DropdownAnimationType.values) {
singleStrategySelections[type] = null;
multiStrategySelections[type] = [];
}
});
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text('✨ All selections reset'),
behavior: SnackBarBehavior.floating,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
margin: EdgeInsets.all(16),
duration: Duration(seconds: 2),
),
);
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.grey.shade50,
appBar: AppBar(
title: const Text('Premium Dropdown Showcase'),
centerTitle: false,
actions: [
Container(
margin: const EdgeInsets.only(right: 16),
child: Row(
children: [
Container(
padding:
const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
borderRadius: BorderRadius.circular(20),
),
child: const Text(
'v2.0',
style: TextStyle(
fontSize: 11,
fontWeight: FontWeight.w600,
color: Colors.white,
),
),
),
const SizedBox(width: 12),
GestureDetector(
onTap: _resetAll,
child: Container(
padding: const EdgeInsets.all(8),
decoration: BoxDecoration(
color: Colors.grey.shade100,
borderRadius: BorderRadius.circular(10),
),
child: const Icon(Icons.refresh,
size: 20, color: Color(0xFF64748B)),
),
),
],
),
),
],
),
body: SingleChildScrollView(
padding: const EdgeInsets.all(24),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
_buildHeroHeader(),
const SizedBox(height: 32),
// ==================== INDICATOR TYPES SECTION ====================
_buildSectionHeader('Indicator Types', Icons.tune,
'16+ Beautiful Indicator Styles'),
const SizedBox(height: 24),
_buildIndicatorGrid(),
const SizedBox(height: 48),
// ==================== ANIMATION STRATEGIES SECTION ====================
_buildSectionHeader('Animation Strategies', Icons.animation,
'25+ Stunning Animation Effects'),
const SizedBox(height: 24),
_buildAnimationStrategiesGrid(),
const SizedBox(height: 48),
// ==================== SELECTION SUMMARY ====================
_buildSelectionSummary(),
const SizedBox(height: 24),
],
),
),
);
}
Widget _buildHeroHeader() {
return Container(
padding: const EdgeInsets.all(32),
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [Color(0xFF6366F1), Color(0xFF8B5CF6), Color(0xFFA78BFA)],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
borderRadius: BorderRadius.circular(28),
boxShadow: [
BoxShadow(
color: Color(0xFF6366F1).withValuesOpacity(0.3),
blurRadius: 20,
offset: const Offset(0, 10),
),
],
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Container(
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: Colors.white.withValuesOpacity(0.2),
borderRadius: BorderRadius.circular(18),
),
child: const Icon(Icons.auto_awesome,
color: Colors.white, size: 28),
),
const SizedBox(width: 16),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'PREMIUM DROPDOWN',
style: TextStyle(
fontSize: 12,
fontWeight: FontWeight.w600,
color: Colors.white70,
letterSpacing: 1,
),
),
const Text(
'Indicator Types + Animation Strategies',
style: TextStyle(
fontSize: 24,
fontWeight: FontWeight.bold,
color: Colors.white,
letterSpacing: -0.5,
),
),
],
),
),
],
),
const SizedBox(height: 20),
Text(
'Experience the most comprehensive dropdown collection with 16+ indicator styles and 25+ stunning animation strategies. Perfect for premium applications.',
style: TextStyle(
fontSize: 14,
color: Colors.white.withValuesOpacity(0.9),
height: 1.5,
),
),
const SizedBox(height: 24),
Wrap(
spacing: 10,
runSpacing: 10,
children: [
_buildFeatureChip(Icons.radio_button_checked, '4 Radio Styles',
Color(0xFFFCD34D)),
_buildFeatureChip(
Icons.check_box, '4 Checkbox Styles', Color(0xFFA7F3D0)),
_buildFeatureChip(
Icons.toggle_on, 'Toggle/Switch', Color(0xFFFED7AA)),
_buildFeatureChip(
Icons.gradient, 'Gradient Styles', Color(0xFFDDD6FE)),
_buildFeatureChip(
Icons.animation, '25+ Animations', Color(0xFFFBCFE8)),
_buildFeatureChip(Icons.brush, 'Custom Icons', Color(0xFFCFFAFE)),
],
),
],
),
);
}
Widget _buildFeatureChip(IconData icon, String label, Color bgColor) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
decoration: BoxDecoration(
color: bgColor.withValuesOpacity(0.2),
borderRadius: BorderRadius.circular(20),
border: Border.all(color: Colors.white.withValuesOpacity(0.3)),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(icon, size: 14, color: Colors.white),
const SizedBox(width: 6),
Text(label,
style: const TextStyle(
color: Colors.white,
fontSize: 12,
fontWeight: FontWeight.w500)),
],
),
);
}
Widget _buildSectionHeader(String title, IconData icon, String subtitle) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Container(
padding: const EdgeInsets.all(10),
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
borderRadius: BorderRadius.circular(14),
),
child: Icon(icon, color: Colors.white, size: 22),
),
const SizedBox(width: 14),
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
title,
style: const TextStyle(
fontSize: 22,
fontWeight: FontWeight.bold,
color: Color(0xFF1F2937),
letterSpacing: -0.3,
),
),
Text(
subtitle,
style: TextStyle(
fontSize: 12,
color: Colors.grey[600],
),
),
],
),
],
),
const SizedBox(height: 8),
Container(
height: 3,
width: 60,
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
),
borderRadius: BorderRadius.circular(2),
),
),
],
);
}
Widget _buildIndicatorGrid() {
return Column(
children: [
// Radio Indicators Row
_buildIndicatorRow(
title: 'Radio Indicators',
icon: Icons.radio_button_checked,
children: [
_buildPremiumCard(
title: 'Classic Radio',
gradientColors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
child: SimpleDropdownFactory.radio(
items: fruits.map((e) => e.name).toList(),
value: selectedClassicRadio,
onChanged: (value) =>
setState(() => selectedClassicRadio = value),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select a fruit',
activeColor: Color(0xFF6366F1),
),
),
_buildPremiumCard(
title: 'Radio + Checkmark',
gradientColors: [Color(0xFF10B981), Color(0xFF34D399)],
child: SimpleDropdownFactory.single(
items: technologies.map((e) => e.name).toList(),
value: selectedCheckmarkRadio,
onChanged: (value) =>
setState(() => selectedCheckmarkRadio = value),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select tech',
highlightColor: Color(0xFF10B981),
indicatorType: IndicatorType.radioCheckmark,
),
),
_buildPremiumCard(
title: 'Radio + Dot',
gradientColors: [Color(0xFFF59E0B), Color(0xFFFBBF24)],
child: SimpleDropdownFactory.single(
items: languages.map((e) => e.name).toList(),
value: selectedDotRadio,
onChanged: (value) => setState(() => selectedDotRadio = value),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select language',
highlightColor: Color(0xFFF59E0B),
indicatorType: IndicatorType.radioDot,
),
),
_buildPremiumCard(
title: 'Square Radio',
gradientColors: [Color(0xFFEF4444), Color(0xFFF87171)],
child: SimpleDropdownFactory.single(
items: colors.map((e) => e.name).toList(),
value: selectedSquareRadio,
onChanged: (value) =>
setState(() => selectedSquareRadio = value),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select color',
highlightColor: Color(0xFFEF4444),
indicatorType: IndicatorType.radioSquare,
),
),
],
),
const SizedBox(height: 24),
// Toggle & Switch Row
_buildIndicatorRow(
title: 'Toggle & Switch',
icon: Icons.toggle_on,
children: [
_buildPremiumCard(
title: 'Toggle Style',
gradientColors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
child: SimpleDropdownFactory.toggle(
items: fruits.map((e) => e.name).toList(),
value: selectedToggle,
onChanged: (value) => setState(() => selectedToggle = value),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Toggle to select',
activeColor: Color(0xFF6366F1),
),
),
_buildPremiumCard(
title: 'Switch Style',
gradientColors: [Color(0xFF10B981), Color(0xFF34D399)],
child: SimpleDropdownFactory.switchStyle(
items: technologies.map((e) => e.name).toList(),
value: selectedSwitch,
onChanged: (value) => setState(() => selectedSwitch = value),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Switch to select',
activeColor: Color(0xFF10B981),
),
),
],
),
const SizedBox(height: 24),
// Checkbox Indicators Row
_buildIndicatorRow(
title: 'Checkbox Indicators',
icon: Icons.check_box,
children: [
_buildPremiumCard(
title: 'Classic Checkbox',
gradientColors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
child: SimpleDropdownFactory.multiple(
items: fruits.map((e) => e.name).toList(),
value: selectedClassicCheckbox,
onChanged: (values) => setState(
() => selectedClassicCheckbox = List<String>.from(values)),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select fruits',
highlightColor: Color(0xFF6366F1),
indicatorType: IndicatorType.classic,
),
),
_buildPremiumCard(
title: 'Modern Checkbox',
gradientColors: [Color(0xFF10B981), Color(0xFF34D399)],
child: SimpleDropdownFactory.multiple(
items: technologies.map((e) => e.name).toList(),
value: selectedModernCheckbox,
onChanged: (values) => setState(
() => selectedModernCheckbox = List<String>.from(values)),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select tech',
highlightColor: Color(0xFF10B981),
indicatorType: IndicatorType.checkmark,
),
),
_buildPremiumCard(
title: 'Dot Checkbox',
gradientColors: [Color(0xFFF59E0B), Color(0xFFFBBF24)],
child: SimpleDropdownFactory.dotCheckbox(
items: languages.map((e) => e.name).toList(),
value: selectedDotCheckbox,
onChanged: (values) => setState(
() => selectedDotCheckbox = List<String>.from(values)),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select languages',
activeColor: Color(0xFFF59E0B),
),
),
_buildPremiumCard(
title: 'Square Checkbox',
gradientColors: [Color(0xFFEF4444), Color(0xFFF87171)],
child: SimpleDropdownFactory.multiple(
items: colors.map((e) => e.name).toList(),
value: selectedSquareCheckbox,
onChanged: (values) => setState(
() => selectedSquareCheckbox = List<String>.from(values)),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select colors',
highlightColor: Color(0xFFEF4444),
indicatorType: IndicatorType.square,
),
),
],
),
const SizedBox(height: 24),
// Gradient & Neumorphic Row
_buildIndicatorRow(
title: 'Gradient & Neumorphic',
icon: Icons.gradient,
children: [
_buildPremiumCard(
title: 'Gradient Radio',
gradientColors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
child: SimpleDropdownFactory.gradientRadio(
items: fruits.map((e) => e.name).toList(),
value: selectedGradientRadio,
onChanged: (value) =>
setState(() => selectedGradientRadio = value),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
gradientColors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
hintText: 'Select fruit',
),
),
_buildPremiumCard(
title: 'Gradient Checkbox',
gradientColors: [Color(0xFF10B981), Color(0xFF34D399)],
child: SimpleDropdownFactory.gradientCheckbox(
items: technologies.map((e) => e.name).toList(),
value: selectedGradientCheckbox,
onChanged: (values) => setState(
() => selectedGradientCheckbox = List<String>.from(values)),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
gradientColors: [Color(0xFF10B981), Color(0xFF34D399)],
hintText: 'Select tech',
),
),
_buildPremiumCard(
title: 'Neumorphic Radio',
gradientColors: [Color(0xFFEC4899), Color(0xFFF472B6)],
child: SimpleDropdownFactory.single(
items: languages.map((e) => e.name).toList(),
value: selectedNeumorphicRadio,
onChanged: (value) =>
setState(() => selectedNeumorphicRadio = value),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select language',
highlightColor: Color(0xFFEC4899),
indicatorType: IndicatorType.neumorphic,
),
),
_buildPremiumCard(
title: 'Neumorphic Checkbox',
gradientColors: [Color(0xFF06B6D4), Color(0xFF22D3EE)],
child: SimpleDropdownFactory.multiple(
items: colors.map((e) => e.name).toList(),
value: selectedNeumorphicCheckbox,
onChanged: (values) => setState(() =>
selectedNeumorphicCheckbox = List<String>.from(values)),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select colors',
highlightColor: Color(0xFF06B6D4),
indicatorType: IndicatorType.neumorphic,
),
),
],
),
const SizedBox(height: 24),
// Custom Indicators Row
_buildIndicatorRow(
title: 'Custom Indicators',
icon: Icons.brush,
children: [
_buildPremiumCard(
title: 'Star Icon',
gradientColors: [Color(0xFFF59E0B), Color(0xFFFBBF24)],
child: SimpleDropdownFactory.customStarSingle(
items: desserts.map((e) => e.name).toList(),
value: selectedStar,
onChanged: (value) => setState(() => selectedStar = value),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select dessert',
activeColor: Color(0xFFF59E0B),
),
),
_buildPremiumCard(
title: 'Heart Icon',
gradientColors: [Color(0xFFEF4444), Color(0xFFF87171)],
child: SimpleDropdownFactory.customHeartMultiple(
items: technologies.map((e) => e.name).toList(),
value: selectedHeart,
onChanged: (values) =>
setState(() => selectedHeart = List<String>.from(values)),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 14)),
hintText: 'Select favorites',
activeColor: Color(0xFFEF4444),
),
),
],
),
],
);
}
Widget _buildIndicatorRow({
required String title,
required IconData icon,
required List<Widget> children,
}) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Icon(icon, size: 18, color: Color(0xFF6366F1)),
const SizedBox(width: 8),
Text(
title,
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.w600,
color: Color(0xFF1F2937),
),
),
],
),
const SizedBox(height: 12),
GridView.count(
shrinkWrap: true,
physics: const NeverScrollableScrollPhysics(),
crossAxisCount: MediaQuery.of(context).size.width > 800 ? 4 : 2,
childAspectRatio: 1.2,
crossAxisSpacing: 16,
mainAxisSpacing: 16,
children: children,
),
],
);
}
Widget _buildPremiumCard({
required String title,
required List<Color> gradientColors,
required Widget child,
}) {
return Container(
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [
gradientColors[0].withValuesOpacity(0.05),
gradientColors[1].withValuesOpacity(0.02)
],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
borderRadius: BorderRadius.circular(20),
border: Border.all(
color: gradientColors[0].withValuesOpacity(0.2), width: 1),
),
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Container(
width: 8,
height: 8,
decoration: BoxDecoration(
gradient: LinearGradient(colors: gradientColors),
shape: BoxShape.circle,
),
),
const SizedBox(width: 8),
Text(
title,
style: TextStyle(
fontSize: 13,
fontWeight: FontWeight.w600,
color: gradientColors[0],
),
),
],
),
const SizedBox(height: 12),
child,
],
),
),
);
}
Widget _buildAnimationStrategiesGrid() {
final glassStrategies = [
DropdownAnimationType.glass,
DropdownAnimationType.glassMorphism,
DropdownAnimationType.floatingGlass,
DropdownAnimationType.floatingCard,
DropdownAnimationType.morphingGlass,
DropdownAnimationType.morphing,
];
final liquidStrategies = [
DropdownAnimationType.liquid,
DropdownAnimationType.liquidSmooth,
DropdownAnimationType.fluidWave,
DropdownAnimationType.liquidMetal,
DropdownAnimationType.liquidSwipe,
DropdownAnimationType.gradientWave,
];
final neonStrategies = [
DropdownAnimationType.neon,
DropdownAnimationType.neonPulse,
DropdownAnimationType.cyberpunk,
DropdownAnimationType.cyberNeon,
];
final bounceStrategies = [
DropdownAnimationType.bouncy3d,
DropdownAnimationType.gravityWell,
DropdownAnimationType.foldable,
DropdownAnimationType.cosmicRipple,
];
final staggerStrategies = [
DropdownAnimationType.staggered,
DropdownAnimationType.staggeredVerticalDropItem,
DropdownAnimationType.hologram,
DropdownAnimationType.holographicFan,
DropdownAnimationType.molecular,
];
return Column(
children: [
_buildStrategyCategory(
title: 'Glass & Morphing',
icon: Icons.animation,
color: Color(0xFF6366F1),
strategies: glassStrategies,
),
const SizedBox(height: 24),
_buildStrategyCategory(
title: 'Liquid & Fluid',
icon: Icons.waves,
color: Color(0xFF10B981),
strategies: liquidStrategies,
),
const SizedBox(height: 24),
_buildStrategyCategory(
title: 'Neon & Cyber',
icon: Icons.flash_on,
color: Color(0xFFF59E0B),
strategies: neonStrategies,
),
const SizedBox(height: 24),
_buildStrategyCategory(
title: '3D & Bounce',
icon: Icons.theater_comedy,
color: Color(0xFFEF4444),
strategies: bounceStrategies,
),
const SizedBox(height: 24),
_buildStrategyCategory(
title: 'Staggered & Holographic',
icon: Icons.view_agenda,
color: Color(0xFF8B5CF6),
strategies: staggerStrategies,
),
],
);
}
Widget _buildStrategyCategory({
required String title,
required IconData icon,
required Color color,
required List<DropdownAnimationType> strategies,
}) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Container(
padding: const EdgeInsets.all(8),
decoration: BoxDecoration(
color: color.withValuesOpacity(0.1),
borderRadius: BorderRadius.circular(10),
),
child: Icon(icon, color: color, size: 18),
),
const SizedBox(width: 10),
Text(
title,
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.w600,
color: Color(0xFF1F2937),
),
),
],
),
const SizedBox(height: 12),
GridView.count(
shrinkWrap: true,
physics: const NeverScrollableScrollPhysics(),
crossAxisCount: MediaQuery.of(context).size.width > 1200
? 4
: MediaQuery.of(context).size.width > 800
? 3
: 2,
childAspectRatio: 1.3,
crossAxisSpacing: 16,
mainAxisSpacing: 16,
children: strategies
.map((strategy) => _buildStrategyCard(
title: _getAnimationDisplayName(strategy),
strategy: strategy,
color: color,
))
.toList(),
),
],
);
}
Widget _buildStrategyCard({
required String title,
required DropdownAnimationType strategy,
required Color color,
}) {
return Container(
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(20),
border: Border.all(color: color.withValuesOpacity(0.2), width: 1),
boxShadow: [
BoxShadow(
color: Colors.black.withValuesOpacity(0.02),
blurRadius: 10,
offset: const Offset(0, 2),
),
],
),
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Container(
width: 8,
height: 8,
decoration: BoxDecoration(
color: color,
shape: BoxShape.circle,
),
),
const SizedBox(width: 8),
Expanded(
child: Text(
title,
style: TextStyle(
fontSize: 13,
fontWeight: FontWeight.w600,
color: color,
),
),
),
],
),
const SizedBox(height: 12),
SimpleDropdownFactory.single(
items: fruits.map((e) => e.name).toList(),
value: singleStrategySelections[strategy],
onChanged: (value) =>
setState(() => singleStrategySelections[strategy] = value),
itemBuilder: (item) =>
Text(item, style: const TextStyle(fontSize: 13)),
hintText: 'Select',
highlightColor: color,
animationType: strategy,
height: 42,
borderRadius: BorderRadius.circular(12),
),
],
),
),
);
}
String _getAnimationDisplayName(DropdownAnimationType type) {
switch (type) {
case DropdownAnimationType.glass:
return 'Glass';
case DropdownAnimationType.glassMorphism:
return 'Glass Morphism';
case DropdownAnimationType.floatingGlass:
return 'Floating Glass';
case DropdownAnimationType.floatingCard:
return 'Floating Card';
case DropdownAnimationType.morphingGlass:
return 'Morphing Glass';
case DropdownAnimationType.morphing:
return 'Morphing';
case DropdownAnimationType.liquid:
return 'Liquid';
case DropdownAnimationType.liquidSmooth:
return 'Liquid Smooth';
case DropdownAnimationType.fluidWave:
return 'Fluid Wave';
case DropdownAnimationType.liquidMetal:
return 'Liquid Metal';
case DropdownAnimationType.liquidSwipe:
return 'Liquid Swipe';
case DropdownAnimationType.gradientWave:
return 'Gradient Wave';
case DropdownAnimationType.neon:
return 'Neon';
case DropdownAnimationType.neonPulse:
return 'Neon Pulse';
case DropdownAnimationType.cyberpunk:
return 'Cyberpunk';
case DropdownAnimationType.cyberNeon:
return 'Cyber Neon';
case DropdownAnimationType.bouncy3d:
return 'Bouncy 3D';
case DropdownAnimationType.gravityWell:
return 'Gravity Well';
case DropdownAnimationType.foldable:
return 'Foldable';
case DropdownAnimationType.cosmicRipple:
return 'Cosmic Ripple';
case DropdownAnimationType.staggered:
return 'Staggered';
case DropdownAnimationType.staggeredVerticalDropItem:
return 'Staggered Vertical';
case DropdownAnimationType.hologram:
return 'Hologram';
case DropdownAnimationType.holographicFan:
return 'Holographic Fan';
case DropdownAnimationType.molecular:
return 'Molecular';
}
}
Widget _buildSelectionSummary() {
int totalSelections = 0;
List<Map<String, dynamic>> selections = [];
// Count indicator selections
if (selectedClassicRadio != null) {
totalSelections++;
selections
.add({'label': 'Classic Radio', 'value': selectedClassicRadio!});
}
if (selectedCheckmarkRadio != null) {
totalSelections++;
selections
.add({'label': 'Checkmark Radio', 'value': selectedCheckmarkRadio!});
}
if (selectedDotRadio != null) {
totalSelections++;
selections.add({'label': 'Dot Radio', 'value': selectedDotRadio!});
}
if (selectedSquareRadio != null) {
totalSelections++;
selections.add({'label': 'Square Radio', 'value': selectedSquareRadio!});
}
if (selectedToggle != null) {
totalSelections++;
selections.add({'label': 'Toggle', 'value': selectedToggle!});
}
if (selectedSwitch != null) {
totalSelections++;
selections.add({'label': 'Switch', 'value': selectedSwitch!});
}
if (selectedGradientRadio != null) {
totalSelections++;
selections
.add({'label': 'Gradient Radio', 'value': selectedGradientRadio!});
}
if (selectedNeumorphicRadio != null) {
totalSelections++;
selections.add(
{'label': 'Neumorphic Radio', 'value': selectedNeumorphicRadio!});
}
if (selectedStar != null) {
totalSelections++;
selections.add({'label': 'Star', 'value': selectedStar!});
}
totalSelections += selectedClassicCheckbox.length;
totalSelections += selectedModernCheckbox.length;
totalSelections += selectedDotCheckbox.length;
totalSelections += selectedSquareCheckbox.length;
totalSelections += selectedGradientCheckbox.length;
totalSelections += selectedNeumorphicCheckbox.length;
totalSelections += selectedHeart.length;
if (selectedClassicCheckbox.isNotEmpty) {
selections.add({
'label': 'Classic Box',
'value': '${selectedClassicCheckbox.length} selected'
});
}
if (selectedModernCheckbox.isNotEmpty) {
selections.add({
'label': 'Modern Box',
'value': '${selectedModernCheckbox.length} selected'
});
}
if (selectedDotCheckbox.isNotEmpty) {
selections.add({
'label': 'Dot Box',
'value': '${selectedDotCheckbox.length} selected'
});
}
if (selectedSquareCheckbox.isNotEmpty) {
selections.add({
'label': 'Square Box',
'value': '${selectedSquareCheckbox.length} selected'
});
}
if (selectedGradientCheckbox.isNotEmpty) {
selections.add({
'label': 'Gradient Box',
'value': '${selectedGradientCheckbox.length} selected'
});
}
if (selectedNeumorphicCheckbox.isNotEmpty) {
selections.add({
'label': 'Neumorphic Box',
'value': '${selectedNeumorphicCheckbox.length} selected'
});
}
if (selectedHeart.isNotEmpty) {
selections
.add({'label': 'Heart', 'value': '${selectedHeart.length} selected'});
}
// Count strategy selections
for (var entry in singleStrategySelections.entries) {
if (entry.value != null) {
totalSelections++;
selections.add({
'label': _getAnimationDisplayName(entry.key),
'value': entry.value!
});
}
}
for (var entry in multiStrategySelections.entries) {
if (entry.value.isNotEmpty) {
totalSelections += entry.value.length;
selections.add({
'label': _getAnimationDisplayName(entry.key),
'value': '${entry.value.length} selected'
});
}
}
return Container(
padding: const EdgeInsets.all(24),
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [Color(0xFFF8FAFC), Colors.white],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
borderRadius: BorderRadius.circular(24),
border: Border.all(color: Colors.grey.shade200),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Row(
children: [
Container(
padding: const EdgeInsets.all(10),
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
),
borderRadius: BorderRadius.circular(14),
),
child: const Icon(Icons.summarize,
color: Colors.white, size: 20),
),
const SizedBox(width: 12),
const Text(
'Selection Summary',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
color: Color(0xFF1F2937),
),
),
],
),
Container(
padding:
const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
),
borderRadius: BorderRadius.circular(30),
),
child: Text(
'$totalSelections items',
style: const TextStyle(
color: Colors.white,
fontSize: 14,
fontWeight: FontWeight.w600,
),
),
),
],
),
const SizedBox(height: 20),
if (selections.isEmpty)
Center(
child: Padding(
padding: const EdgeInsets.all(40),
child: Column(
children: [
Icon(Icons.touch_app, size: 48, color: Colors.grey[400]),
const SizedBox(height: 12),
Text(
'No selections yet',
style: TextStyle(color: Colors.grey[500]),
),
Text(
'Try selecting from any dropdown above',
style: TextStyle(fontSize: 12, color: Colors.grey[400]),
),
],
),
),
)
else
Wrap(
spacing: 10,
runSpacing: 10,
children: selections.map((selection) {
return Container(
padding:
const EdgeInsets.symmetric(horizontal: 14, vertical: 8),
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [
Color(0xFF6366F1).withValuesOpacity(0.1),
Color(0xFF8B5CF6).withValuesOpacity(0.05)
],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
borderRadius: BorderRadius.circular(30),
border: Border.all(
color: Color(0xFF6366F1).withValuesOpacity(0.2)),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Text(
'${selection['label']}: ',
style: const TextStyle(
fontSize: 12,
fontWeight: FontWeight.w600,
color: Color(0xFF6366F1),
),
),
Text(
selection['value'],
style: const TextStyle(
fontSize: 12,
color: Color(0xFF1F2937),
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
],
),
);
}).toList(),
),
],
),
);
}
}
class PremiumItem {
final String name;
final Color color;
const PremiumItem(this.name, this.color);
}Metadata
1
likes
0
points
49
downloads
Publisher
unverified uploader
Weekly Downloads
Metadata
A highly customizable animated multi-dropdown widget with stunning animations like glass morphism, liquid effects, neon, cyberpunk, and more.
Repository (GitHub)
View/report issues
Topics
#dropdown #animation #flutter-widget #multi-select #custom-dropdown
License
unknown (license)