dynamic_app_icon_flutter_plus 0.0.6

dynamic_app_icon_flutter_plus: ^0.0.6 copied to clipboard

example/lib/main.dart

import 'package:dynamic_app_icon_flutter_plus/dynamic_app_icon_flutter.dart';
import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Dynamic App Icon Demo',
      debugShowCheckedModeBanner: false,
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(
          seedColor: Colors.blue,
          brightness: Brightness.light,
        ),
        useMaterial3: true,
        cardTheme: CardThemeData(
          elevation: 2,
          shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.circular(16),
          ),
        ),
      ),
      darkTheme: ThemeData(
        colorScheme: ColorScheme.fromSeed(
          seedColor: Colors.blue,
          brightness: Brightness.dark,
        ),
        useMaterial3: true,
        cardTheme: CardThemeData(
          elevation: 2,
          shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.circular(16),
          ),
        ),
      ),
      themeMode: ThemeMode.system,
      home: const IconSelectorScreen(),
    );
  }
}

class IconSelectorScreen extends StatefulWidget {
  const IconSelectorScreen({super.key});

  @override
  State<IconSelectorScreen> createState() => _IconSelectorScreenState();
}

class _IconSelectorScreenState extends State<IconSelectorScreen> {
  bool _isSupported = false;
  bool _isLoading = true;
  List<String> _availableIcons = [];
  String? _currentIcon;
  bool _isChangingIcon = false;

  @override
  void initState() {
    super.initState();
    _loadData();
  }

  Future<void> _loadData() async {
    setState(() {
      _isLoading = true;
    });

    try {
      final supported = await DynamicAppIconFlutter.supportsAlternateIcons;
      final icons = await DynamicAppIconFlutter.getAvailableIcons();
      final current = await DynamicAppIconFlutter.getAlternateIconName();

      setState(() {
        _isSupported = supported;
        _availableIcons = icons;
        _currentIcon = current;
        _isLoading = false;
      });
    } catch (e) {
      setState(() {
        _isLoading = false;
      });
      if (mounted) {
        debugPrint('Error loading data: $e');
        ScaffoldMessenger.of(context).showSnackBar(
          SnackBar(
            content: Text('Error loading data: $e'),
            backgroundColor: Colors.red,
          ),
        );
      }
    }
  }

  Future<void> _setIcon(String? iconName) async {
    setState(() {
      _isChangingIcon = true;
    });

    try {
      await DynamicAppIconFlutter.setAlternateIconName(iconName);
      await _loadData();
      
      if (mounted) {
        ScaffoldMessenger.of(context).showSnackBar(
          SnackBar(
            content: Text(
              iconName == null
                  ? 'Default icon restored'
                  : 'Icon changed to "$iconName"',
            ),
            backgroundColor: Colors.green,
            behavior: SnackBarBehavior.floating,
          ),
        );
      }
    } catch (e) {
      debugPrint("Error changing icon: $e");
      if (mounted) {
        ScaffoldMessenger.of(context).showSnackBar(
          SnackBar(
            content: Text('Error changing icon: $e'),
            backgroundColor: Colors.red,
          ),
        );
      }
    } finally {
      if (mounted) {
        setState(() {
          _isChangingIcon = false;
        });
      }
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
        appBar: AppBar(
        title: const Text('Dynamic App Icon'),
        centerTitle: true,
        actions: [
          IconButton(
            icon: const Icon(Icons.refresh),
            onPressed: _loadData,
            tooltip: 'Refresh',
          ),
        ],
      ),
      body: _isLoading
          ? const Center(child: CircularProgressIndicator())
          : SingleChildScrollView(
              padding: const EdgeInsets.all(16),
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.stretch,
                children: [
                  // Support Status Card
                  _buildSupportStatusCard(),
                  const SizedBox(height: 16),

                  // Current Icon Card
                  _buildCurrentIconCard(),
                  const SizedBox(height: 16),

                  // Available Icons Card
                  if (_isSupported) _buildAvailableIconsCard(),
                ],
              ),
            ),
    );
  }

  Widget _buildSupportStatusCard() {
    return Card(
      child: Padding(
        padding: const EdgeInsets.all(20),
        child: Row(
          children: [
            Container(
              padding: const EdgeInsets.all(12),
              decoration: BoxDecoration(
                color: _isSupported
                    ? Colors.green.withValues(alpha: 0.1)
                    : Colors.orange.withValues(alpha: 0.1),
                shape: BoxShape.circle,
              ),
              child: Icon(
                _isSupported ? Icons.check_circle : Icons.info,
                color: _isSupported ? Colors.green : Colors.orange,
                size: 32,
              ),
            ),
            const SizedBox(width: 16),
            Expanded(
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text(
                    'Platform Support',
                    style: Theme.of(context).textTheme.titleMedium?.copyWith(
                          fontWeight: FontWeight.bold,
                        ),
                  ),
                  const SizedBox(height: 4),
                  Text(
                    _isSupported
                        ? 'Dynamic icons are supported on this platform'
                        : 'Dynamic icons are not supported on this platform',
                    style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                          color: Colors.grey[600],
                        ),
                  ),
                ],
              ),
            ),
          ],
        ),
      ),
    );
  }

  Widget _buildCurrentIconCard() {
    return Card(
      child: Padding(
        padding: const EdgeInsets.all(20),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Row(
              children: [
                Icon(
                  Icons.apps,
                  color: Theme.of(context).colorScheme.primary,
                ),
                const SizedBox(width: 12),
                Text(
                  'Current Icon',
                  style: Theme.of(context).textTheme.titleLarge?.copyWith(
                        fontWeight: FontWeight.bold,
                      ),
                ),
              ],
            ),
            const SizedBox(height: 16),
            Container(
              padding: const EdgeInsets.all(16),
              decoration: BoxDecoration(
                color: Theme.of(context).colorScheme.primaryContainer,
                borderRadius: BorderRadius.circular(12),
              ),
              child: Row(
                children: [
                  Container(
                    width: 48,
                    height: 48,
                    decoration: BoxDecoration(
                      color: Theme.of(context).colorScheme.primary,
                      borderRadius: BorderRadius.circular(12),
                    ),
                    child: Icon(
                      Icons.android,
                      color: Theme.of(context).colorScheme.onPrimary,
                    ),
                  ),
                  const SizedBox(width: 16),
                  Expanded(
                    child: Column(
                      crossAxisAlignment: CrossAxisAlignment.start,
                      children: [
                        Text(
                          _currentIcon ?? 'Default',
                          style: Theme.of(context)
                              .textTheme
                              .titleMedium
                              ?.copyWith(
                                fontWeight: FontWeight.bold,
                              ),
                        ),
                        const SizedBox(height: 4),
                        Text(
                          _currentIcon == null
                              ? 'Using the default app icon'
                              : 'Alternate icon is active',
                          style: Theme.of(context).textTheme.bodySmall,
                        ),
                      ],
                    ),
                  ),
                ],
              ),
            ),
          ],
        ),
      ),
    );
  }

  Widget _buildAvailableIconsCard() {
    return Card(
      child: Padding(
        padding: const EdgeInsets.all(20),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Row(
              children: [
                Icon(
                  Icons.palette,
                  color: Theme.of(context).colorScheme.primary,
                ),
                const SizedBox(width: 12),
                Text(
                  'Available Icons',
                  style: Theme.of(context).textTheme.titleLarge?.copyWith(
                        fontWeight: FontWeight.bold,
                      ),
                ),
              ],
            ),
            const SizedBox(height: 16),
            if (_availableIcons.isEmpty)
              Padding(
                padding: const EdgeInsets.all(16),
                child: Center(
                  child: Column(
                    children: [
                      Icon(
                        Icons.info_outline,
                        size: 48,
                        color: Colors.grey[400],
                      ),
                      const SizedBox(height: 8),
                      Text(
                        'No alternate icons available',
                        style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                              color: Colors.grey[600],
                            ),
                      ),
                      const SizedBox(height: 4),
                      Text(
                        'Configure icons in AndroidManifest.xml',
                        style: Theme.of(context).textTheme.bodySmall?.copyWith(
                              color: Colors.grey[500],
                            ),
                      ),
                    ],
                  ),
                ),
              )
            else
              ..._availableIcons.map((iconName) => _buildIconTile(iconName)),
            const SizedBox(height: 8),
            _buildDefaultIconTile(),
          ],
        ),
      ),
    );
  }

  Widget _buildIconTile(String iconName) {
    final isSelected = _currentIcon == iconName;
    return Container(
      margin: const EdgeInsets.only(bottom: 8),
      decoration: BoxDecoration(
        color: isSelected
            ? Theme.of(context).colorScheme.primaryContainer
            : Theme.of(context).cardColor,
        borderRadius: BorderRadius.circular(12),
        border: Border.all(
          color: isSelected
              ? Theme.of(context).colorScheme.primary
              : Colors.transparent,
          width: 2,
        ),
      ),
      child: ListTile(
        leading: Container(
          width: 40,
          height: 40,
          decoration: BoxDecoration(
            color: isSelected
                ? Theme.of(context).colorScheme.primary
                : Theme.of(context).colorScheme.surfaceContainerHighest,
            borderRadius: BorderRadius.circular(8),
          ),
          child: Icon(
            Icons.android,
            color: isSelected
                ? Theme.of(context).colorScheme.onPrimary
                : Theme.of(context).colorScheme.onSurfaceVariant,
            size: 24,
          ),
        ),
        title: Text(
          iconName,
          style: TextStyle(
            fontWeight: isSelected ? FontWeight.bold : FontWeight.normal,
          ),
        ),
        trailing: isSelected
            ? Icon(
                Icons.check_circle,
                color: Theme.of(context).colorScheme.primary,
              )
            : const Icon(Icons.radio_button_unchecked),
        onTap: _isChangingIcon
            ? null
            : () => _setIcon(iconName),
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.circular(12),
        ),
      ),
    );
  }

  Widget _buildDefaultIconTile() {
    final isSelected = _currentIcon == null;
    return Container(
      decoration: BoxDecoration(
        color: isSelected
            ? Theme.of(context).colorScheme.primaryContainer
            : Theme.of(context).cardColor,
        borderRadius: BorderRadius.circular(12),
        border: Border.all(
          color: isSelected
              ? Theme.of(context).colorScheme.primary
              : Colors.transparent,
          width: 2,
        ),
      ),
      child: ListTile(
        leading: Container(
          width: 40,
          height: 40,
          decoration: BoxDecoration(
            color: isSelected
                ? Theme.of(context).colorScheme.primary
                : Theme.of(context).colorScheme.surfaceContainerHighest,
            borderRadius: BorderRadius.circular(8),
          ),
          child: Icon(
            Icons.home,
            color: isSelected
                ? Theme.of(context).colorScheme.onPrimary
                : Theme.of(context).colorScheme.onSurfaceVariant,
            size: 24,
          ),
        ),
        title: Text(
          'Default',
          style: TextStyle(
            fontWeight: isSelected ? FontWeight.bold : FontWeight.normal,
          ),
        ),
        trailing: isSelected
            ? Icon(
                Icons.check_circle,
                color: Theme.of(context).colorScheme.primary,
              )
            : const Icon(Icons.radio_button_unchecked),
        onTap: _isChangingIcon ? null : () => _setIcon(null),
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.circular(12),
        ),
      ),
    );
  }

}