pdf_viewer_pro 0.0.1 
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codingfrontend.inA full-featured Flutter PDF viewer built on PDFium (pdfrx). Includes annotations, bookmarks, full-text search, thumbnails, table of contents, auto-scroll, dark/light themes, DRM screenshot protection, [...]
import 'package:flutter/material.dart';
import 'package:get/get.dart' hide Rx, RxBool, RxInt, RxDouble, RxString, RxList, RxMap, Obx, Worker;
import 'package:get_storage/get_storage.dart';
import 'package:file_picker/file_picker.dart';
import 'package:pdf_viewer_pro/pdf_viewer_pro.dart';
void main() async {
WidgetsFlutterBinding.ensureInitialized();
await GetStorage.init();
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return GetMaterialApp(
title: 'PDF Viewer Pro Example',
theme: ThemeData(
colorSchemeSeed: Colors.blue,
useMaterial3: true,
),
darkTheme: ThemeData(
colorSchemeSeed: Colors.blue,
useMaterial3: true,
brightness: Brightness.dark,
),
home: const HomePage(),
);
}
}
class HomePage extends StatefulWidget {
const HomePage({super.key});
@override
State<HomePage> createState() => _HomePageState();
}
class _HomePageState extends State<HomePage> {
// Theme configuration
Color _primaryColor = Colors.blue;
bool _useDarkMode = false;
final _darkMode = RxBool(false);
// Feature toggles
bool _enableBookmarks = true;
bool _enableAnnotations = true;
bool _enableSearch = true;
bool _enableThumbnails = true;
bool _enableAutoScroll = true;
bool _enableScreenProtection = false;
bool _enableSettings = true;
bool _enableFullscreen = true;
// Theme customization
Color _lightBg = Colors.white;
Color _darkBg = const Color(0xFF121212);
double _cardRadius = 12.0;
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('PDF Viewer Pro Example'),
actions: [
IconButton(
icon: Icon(_useDarkMode ? Icons.light_mode : Icons.dark_mode),
onPressed: () {
setState(() {
_useDarkMode = !_useDarkMode;
_darkMode.value = _useDarkMode;
});
},
),
],
),
body: SingleChildScrollView(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
// === Open PDF Button ===
FilledButton.icon(
onPressed: _openPdfFromFile,
icon: const Icon(Icons.file_open),
label: const Text('Open PDF from Device'),
),
const SizedBox(height: 8),
OutlinedButton.icon(
onPressed: _openPdfFromUrl,
icon: const Icon(Icons.link),
label: const Text('Open PDF from URL'),
),
const SizedBox(height: 8),
OutlinedButton.icon(
onPressed: _openMinimalViewer,
icon: const Icon(Icons.remove_red_eye),
label: const Text('Open Minimal Viewer (No Extras)'),
),
const SizedBox(height: 8),
OutlinedButton.icon(
onPressed: _openSimplePdfViewer,
icon: const Icon(Icons.picture_as_pdf),
label: const Text('Open Simple PDF Viewer'),
),
const SizedBox(height: 24),
const Divider(),
// === Theme Configuration ===
const Text(
'Theme Configuration',
style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
),
const SizedBox(height: 12),
// Primary color picker
const Text('Primary Color'),
const SizedBox(height: 8),
Wrap(
spacing: 8,
children: [
Colors.blue,
Colors.red,
Colors.green,
Colors.purple,
Colors.orange,
Colors.teal,
Colors.pink,
Colors.indigo,
]
.map((color) => GestureDetector(
onTap: () => setState(() => _primaryColor = color),
child: CircleAvatar(
radius: 18,
backgroundColor: color,
child: _primaryColor == color
? const Icon(Icons.check,
color: Colors.white, size: 18)
: null,
),
))
.toList(),
),
const SizedBox(height: 12),
// Card border radius
Row(
children: [
const Text('Card Border Radius: '),
Expanded(
child: Slider(
value: _cardRadius,
min: 0,
max: 24,
divisions: 12,
label: _cardRadius.round().toString(),
onChanged: (v) => setState(() => _cardRadius = v),
),
),
],
),
// Light background color
const Text('Light Background'),
const SizedBox(height: 4),
Wrap(
spacing: 8,
children: [
Colors.white,
const Color(0xFFF5F5F5),
const Color(0xFFFFF8E1),
const Color(0xFFE8F5E9),
]
.map((color) => GestureDetector(
onTap: () => setState(() => _lightBg = color),
child: Container(
width: 36,
height: 36,
decoration: BoxDecoration(
color: color,
border: Border.all(
color: _lightBg == color
? Colors.blue
: Colors.grey.shade300,
width: _lightBg == color ? 2 : 1,
),
borderRadius: BorderRadius.circular(6),
),
),
))
.toList(),
),
// Dark background color
const SizedBox(height: 8),
const Text('Dark Background'),
const SizedBox(height: 4),
Wrap(
spacing: 8,
children: [
const Color(0xFF121212),
const Color(0xFF1a1a1a),
const Color(0xFF212121),
const Color(0xFF263238),
]
.map((color) => GestureDetector(
onTap: () => setState(() => _darkBg = color),
child: Container(
width: 36,
height: 36,
decoration: BoxDecoration(
color: color,
border: Border.all(
color: _darkBg == color
? Colors.blue
: Colors.grey.shade600,
width: _darkBg == color ? 2 : 1,
),
borderRadius: BorderRadius.circular(6),
),
),
))
.toList(),
),
const SizedBox(height: 24),
const Divider(),
// === Feature Toggles ===
const Text(
'Feature Toggles',
style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
),
const SizedBox(height: 8),
_featureSwitch('Bookmarks', _enableBookmarks,
(v) => setState(() => _enableBookmarks = v)),
_featureSwitch('Annotations', _enableAnnotations,
(v) => setState(() => _enableAnnotations = v)),
_featureSwitch('Search', _enableSearch,
(v) => setState(() => _enableSearch = v)),
_featureSwitch('Thumbnails', _enableThumbnails,
(v) => setState(() => _enableThumbnails = v)),
_featureSwitch('Auto-scroll', _enableAutoScroll,
(v) => setState(() => _enableAutoScroll = v)),
_featureSwitch('Screen Protection', _enableScreenProtection,
(v) => setState(() => _enableScreenProtection = v)),
_featureSwitch('Settings Panel', _enableSettings,
(v) => setState(() => _enableSettings = v)),
_featureSwitch('Fullscreen', _enableFullscreen,
(v) => setState(() => _enableFullscreen = v)),
],
),
),
);
}
Widget _featureSwitch(
String label, bool value, ValueChanged<bool> onChanged) {
return SwitchListTile(
title: Text(label),
value: value,
dense: true,
contentPadding: EdgeInsets.zero,
onChanged: onChanged,
);
}
PdfViewerThemeConfig _buildThemeConfig() {
return PdfViewerThemeConfig(
primaryColor: _primaryColor,
lightBackgroundColor: _lightBg,
darkBackgroundColor: _darkBg,
cardBorderRadius: _cardRadius,
bookmarkColor: _primaryColor,
sliderActiveColor: _primaryColor,
loadingIndicatorColor: _primaryColor,
);
}
PdfViewerFeatureConfig _buildFeatureConfig() {
return PdfViewerFeatureConfig(
enableBookmarks: _enableBookmarks,
enableAnnotations: _enableAnnotations,
enableSearch: _enableSearch,
enableThumbnails: _enableThumbnails,
enableAutoScroll: _enableAutoScroll,
enableScreenProtection: _enableScreenProtection,
enableSettings: _enableSettings,
enableFullscreen: _enableFullscreen,
);
}
PdfViewerServiceConfig _buildServiceConfig() {
return PdfViewerServiceConfig(
onMessage: (message, type) {
final color = type == ViewerMessageType.error
? Colors.red
: type == ViewerMessageType.warning
? Colors.orange
: Colors.green;
Get.snackbar(
type.name.toUpperCase(),
message,
snackPosition: SnackPosition.BOTTOM,
backgroundColor: color.withValues(alpha: 0.9),
colorText: Colors.white,
duration: const Duration(seconds: 2),
);
},
);
}
Future<void> _openPdfFromFile() async {
final result = await FilePicker.platform.pickFiles(
type: FileType.custom,
allowedExtensions: ['pdf'],
);
if (result != null && result.files.single.path != null) {
Get.to(() => PdfViewerScreen(
filePath: result.files.single.path!,
title: result.files.single.name,
serviceConfig: _buildServiceConfig(),
themeConfig: _buildThemeConfig(),
featureConfig: _buildFeatureConfig(),
externalDarkMode: _darkMode,
));
}
}
void _openPdfFromUrl() {
// Open with a sample public PDF URL
Get.to(() => PdfViewerScreen(
filePath: '',
fileUrl:
'https://www.w3.org/WAI/ER/tests/xhtml/testfiles/resources/pdf/dummy.pdf',
title: 'Sample PDF from URL',
serviceConfig: _buildServiceConfig(),
themeConfig: _buildThemeConfig(),
featureConfig: _buildFeatureConfig(),
externalDarkMode: _darkMode,
));
}
Future<void> _openMinimalViewer() async {
final result = await FilePicker.platform.pickFiles(
type: FileType.custom,
allowedExtensions: ['pdf'],
);
if (result != null && result.files.single.path != null) {
Get.to(() => PdfViewerScreen(
filePath: result.files.single.path!,
title: result.files.single.name,
featureConfig: PdfViewerFeatureConfig.minimal,
themeConfig: PdfViewerThemeConfig(
primaryColor: Colors.grey,
lightBackgroundColor: const Color(0xFFFAFAFA),
darkBackgroundColor: const Color(0xFF1E1E1E),
),
));
}
}
Future<void> _openSimplePdfViewer() async {
final result = await FilePicker.platform.pickFiles(
type: FileType.custom,
allowedExtensions: ['pdf'],
);
if (result != null && result.files.single.path != null) {
Get.to(() => Scaffold(
appBar: AppBar(title: Text(result.files.single.name)),
body: SimplePdfViewer.file(result.files.single.path!),
));
}
}
}Metadata
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Metadata
A full-featured Flutter PDF viewer built on PDFium (pdfrx). Includes annotations, bookmarks, full-text search, thumbnails, table of contents, auto-scroll, dark/light themes, DRM screenshot protection, and optional server-sync callbacks.
Homepage
Repository (GitHub)
View/report issues
Topics
#pdf #viewer #drm #annotations #flutter
License
MIT (license)
Dependencies
flutter, http, path_provider, pdfrx, screen_protector
