initialize Flutter project structure and add essential configuration files
This commit is contained in:
ImBenji
916
lib/main.dart
Normal file
916
lib/main.dart
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@@ -0,0 +1,916 @@
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import 'dart:async';
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import 'dart:collection';
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import 'dart:io';
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import 'dart:math';
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import 'dart:typed_data';
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import 'dart:isolate';
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import 'package:file_picker/file_picker.dart';
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import 'package:google_fonts/google_fonts.dart';
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import 'package:provider/provider.dart';
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import 'package:shadcn_flutter/shadcn_flutter.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'widgets/scrollview.dart' as custom;
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ThemeProvider _themeProvider = ThemeProvider();
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void main() async {
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WidgetsFlutterBinding.ensureInitialized();
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await _themeProvider.loadTheme();
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runApp(
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MultiProvider(
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providers: [
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ChangeNotifierProvider<ThemeProvider>.value(value: _themeProvider),
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],
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child: BinaryViewerApp(),
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),
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);
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}
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enum ThemesEnum {
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Light_Default(colorScheme: ColorSchemes.lightDefaultColor),
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Dark_Default(colorScheme: ColorSchemes.darkDefaultColor),
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Light_Blue(colorScheme: ColorSchemes.lightBlue),
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Dark_Blue(colorScheme: ColorSchemes.darkBlue),
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Light_Green(colorScheme: ColorSchemes.lightGreen),
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Dark_Green(colorScheme: ColorSchemes.darkGreen),
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Light_Orange(colorScheme: ColorSchemes.lightOrange),
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Dark_Orange(colorScheme: ColorSchemes.darkOrange),
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Light_Violet(colorScheme: ColorSchemes.lightViolet),
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Dark_Violet(colorScheme: ColorSchemes.darkViolet),
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Light_Rose(colorScheme: ColorSchemes.lightRose),
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Dark_Rose(colorScheme: ColorSchemes.darkRose);
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final ColorScheme colorScheme;
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const ThemesEnum({required this.colorScheme});
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}
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class ThemeProvider extends ChangeNotifier {
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ThemesEnum _currentTheme = ThemesEnum.Light_Rose;
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ThemesEnum get currentTheme => _currentTheme;
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Future<void> loadTheme() async {
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SharedPreferences prefs = await SharedPreferences.getInstance();
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String? themeStr = prefs.getString('theme');
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if (themeStr != null) {
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_currentTheme = ThemesEnum.values.firstWhere((theme) => theme.name == themeStr, orElse: () => ThemesEnum.Light_Rose);
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} else {
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_currentTheme = ThemesEnum.Light_Rose;
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}
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notifyListeners();
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}
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void setTheme(ThemesEnum theme) async {
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_currentTheme = theme;
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SharedPreferences prefs = await SharedPreferences.getInstance();
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await prefs.setString('theme', _currentTheme.name);
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notifyListeners();
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}
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}
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class BinaryViewerApp extends StatelessWidget {
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const BinaryViewerApp({super.key});
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@override
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Widget build(BuildContext context) {
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return Consumer<ThemeProvider>(
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builder: (context, themeProvider, child) {
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print("Current theme: ${themeProvider.currentTheme.name}");
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return ShadcnApp(
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title: 'Binary Viewer',
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theme: ThemeData(
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colorScheme: themeProvider.currentTheme.colorScheme,
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radius: 0.5,
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),
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home: BinaryViewerScreen(),
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);
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},
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);
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}
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}
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class BinaryViewerScreen extends StatefulWidget {
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@override
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State<BinaryViewerScreen> createState() => _BinaryViewerScreenState();
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}
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enum ViewMode {
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hex,
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ascii,
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binary,
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integer,
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float,
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double,
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}
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enum ViewEndian {
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little,
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big,
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}
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class _BinaryViewerScreenState extends State<BinaryViewerScreen> {
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RandomAccessFile? _file;
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int _fileLength = 0;
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Isolate? _readerIsolate;
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SendPort? _readerSendPort;
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ReceivePort? _mainReceivePort;
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int _isolateId = 0;
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final Map<int, Completer<Uint8List>> _pendingReads = {};
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final Queue<int> _readQueue = Queue<int>();
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Timer? _throttleTimer;
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Timer? _debounceTimer;
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static const int maxReadsPerSecond = 40;
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ViewEndian _leftEndian = ViewEndian.little;
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ViewMode _leftMode = ViewMode.hex;
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ViewEndian _rightEndian = ViewEndian.little;
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ViewMode _rightMode = ViewMode.ascii;
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final ScrollController _scrollController = ScrollController();
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final ScrollController _horizontalScrollController = ScrollController();
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int _firstVisibleRow = 0;
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int _lastVisibleRow = 0;
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static const int bufferRows = 10;
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final Map<int, Uint8List> _rowCache = {};
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@override
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void dispose() {
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_debounceTimer?.cancel();
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_readerIsolate?.kill(priority: Isolate.immediate);
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_mainReceivePort?.close();
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_throttleTimer?.cancel();
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_scrollController.dispose();
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_horizontalScrollController.dispose();
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super.dispose();
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}
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void _updateVisibleRows() {
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if (_scrollController.hasClients) {
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double offset = _scrollController.offset;
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double rowHeight = 35; // Updated row height based on user info
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int first = (offset / rowHeight).floor();
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int last = ((offset + _scrollController.position.viewportDimension) / rowHeight).ceil();
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int newFirst = max(0, first - bufferRows);
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int newLast = min((_fileLength / 16).ceil() - 1, last + bufferRows);
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if (newFirst != _firstVisibleRow || newLast != _lastVisibleRow) {
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_debounceTimer?.cancel();
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_debounceTimer = Timer(const Duration(milliseconds: 50), () {
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print('setState: _firstVisibleRow=$newFirst, _lastVisibleRow=$newLast');
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setState(() {
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_firstVisibleRow = newFirst;
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_lastVisibleRow = newLast;
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});
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// Evict cache rows far outside the buffer
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final minKeep = max(0, newFirst - bufferRows * 2);
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final maxKeep = min((_fileLength / 16).ceil() - 1, newLast + bufferRows * 2);
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_rowCache.removeWhere((offset, _) {
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int row = offset ~/ 16;
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return row < minKeep || row > maxKeep;
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});
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});
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}
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}
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}
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@override
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void initState() {
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super.initState();
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_scrollController.addListener(_updateVisibleRows);
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}
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Future<void> _openFile(String path) async {
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RandomAccessFile file = await File(path).open();
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int length = await File(path).length();
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await _file?.close();
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_readerIsolate?.kill(priority: Isolate.immediate);
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_mainReceivePort?.close();
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_mainReceivePort = ReceivePort();
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_isolateId++;
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final isolateId = _isolateId;
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_readerIsolate = await Isolate.spawn(_fileReaderIsolate, {
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'sendPort': _mainReceivePort!.sendPort,
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'path': path,
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'isolateId': isolateId,
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});
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_mainReceivePort!.listen((msg) {
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if (msg is SendPort) {
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_readerSendPort = msg;
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} else if (msg is Map && msg['isolateId'] == _isolateId) {
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int offset = msg['offset'];
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Uint8List bytes = msg['bytes'];
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final completer = _pendingReads.remove(offset);
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if (completer != null && !completer.isCompleted) {
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completer.complete(bytes);
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}
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}
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});
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_throttleTimer?.cancel();
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_throttleTimer = Timer.periodic(Duration(milliseconds: 1000 ~/ maxReadsPerSecond), (_) {
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if (_readQueue.isNotEmpty && _readerSendPort != null) {
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int offset = _readQueue.removeFirst();
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final completer = _pendingReads[offset];
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if (completer != null && !completer.isCompleted) {
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int bytesToRead = min(16, _fileLength - offset);
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if (bytesToRead > 0) {
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_readerSendPort!.send({
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'offset': offset,
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'length': bytesToRead,
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'isolateId': _isolateId,
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});
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} else {
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completer.complete(Uint8List(0));
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_pendingReads.remove(offset);
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}
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}
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}
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});
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setState(() {
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_file = file;
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_fileLength = length;
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});
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// Ensure initial visible rows are calculated and loaded
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WidgetsBinding.instance.addPostFrameCallback((_) {
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_updateVisibleRows();
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});
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}
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static void _fileReaderIsolate(Map args) async {
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final mainSendPort = args['sendPort'] as SendPort;
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final path = args['path'] as String;
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final isolateId = args['isolateId'] as int;
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final file = await File(path).open();
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final port = ReceivePort();
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mainSendPort.send(port.sendPort);
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await for (final msg in port) {
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if (msg is Map && msg['isolateId'] == isolateId) {
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int offset = msg['offset'];
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int length = msg['length'];
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file.setPositionSync(offset);
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Uint8List bytes = file.readSync(length);
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mainSendPort.send({
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'offset': offset,
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'bytes': bytes,
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'isolateId': isolateId,
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});
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}
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}
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}
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Future<Uint8List> _readBytes(int offset) async {
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if (_file == null) return Uint8List(0);
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if (_pendingReads.containsKey(offset)) {
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return _pendingReads[offset]!.future;
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}
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final completer = Completer<Uint8List>();
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_pendingReads[offset] = completer;
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_readQueue.add(offset);
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return completer.future;
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}
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int selectedAddress = -1;
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void _onAddressClicked(int address, int byteIndex) {
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int absoluteAddress = address + byteIndex;
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print('Address clicked: 0x${absoluteAddress.toRadixString(16).padLeft(8, '0').toUpperCase()}');
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// TODO: Add your address click handling logic here
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setState(() {
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selectedAddress = absoluteAddress;
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});
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}
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double _calculateViewModeWidth(ViewMode mode) {
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double width;
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switch (mode) {
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case ViewMode.hex:
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width = 16 * 32;
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break;
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case ViewMode.ascii:
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width = 16 * 24;
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break;
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case ViewMode.binary:
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width = 16 * 75;
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break;
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case ViewMode.integer:
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width = 4 * 96;
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break;
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case ViewMode.float:
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width = 4 * 190;
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break;
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case ViewMode.double:
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width = 2 * 190;
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break;
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}
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// Account for padding
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width += 20;
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return max(width, 330);
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}
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@override
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Widget build(BuildContext context) {
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double leftWidth = _calculateViewModeWidth(_leftMode);
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double rightWidth = _calculateViewModeWidth(_rightMode);
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return Scaffold(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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Menubar(
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children: [
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MenuButton(
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subMenu: [
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MenuButton(
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child: const Text("Open"),
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onPressed: (context) async {
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FilePickerResult? result = await FilePicker.platform.pickFiles(
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initialDirectory: _file != null ? File(_file!.path).parent.path : null,
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);
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if (result != null && result.files.isNotEmpty) {
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String path = result.files.first.path!;
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await _openFile(path);
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}
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},
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)
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],
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child: const Text("File"),
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),
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MenuButton(
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subMenu: [
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MenuButton(
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subMenu: [
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for (var theme in ThemesEnum.values)
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MenuButton(
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leading: Container(
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width: 16,
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height: 16,
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decoration: BoxDecoration(
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color: theme.colorScheme.primary,
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borderRadius: BorderRadius.circular(4),
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border: Border.all(
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color: theme.colorScheme.primaryForeground,
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width: 1,
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),
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),
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),
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child: Text(theme.name.replaceAll('_', ' ')),
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onPressed: (context) {
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_themeProvider.setTheme(theme);
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},
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)
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],
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child: const Text("Theme"),
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),
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],
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child: const Text("Options"),
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)
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],
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).withMargin(
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horizontal: 10
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),
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Builder(
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builder: (context) {
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if (_file == null) {
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return Breadcrumb(
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children: [
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const Text("No file opened"),
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],
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);
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}
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List<String> parts = _file?.path.split(Platform.pathSeparator) ?? [];
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String fileName = parts.last;
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String parentDir = parts.length > 1 ? parts[parts.length - 2] : "";
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return Breadcrumb(
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children: [
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const MoreDots(),
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Text(parentDir),
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Text(fileName),
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],
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);
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}
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)
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],
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),
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const SizedBox(height: 6),
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Expanded(
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child: OutlinedContainer(
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child: LayoutBuilder(
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builder: (context, constraints) {
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return custom.RawScrollbar(
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controller: _scrollController,
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thumbVisibility: true,
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trackVisibility: true,
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notificationPredicate: (notification) => notification.depth == 1,
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scrollbarMargin: EdgeInsets.only(left: 2, top: 2, right: 1),
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renderOffset: Offset(0, 56),
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radius: Radius.circular(10),
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thumbColor: _themeProvider._currentTheme.colorScheme.primaryForeground,
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thickness: 8,
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trackBorderColor: _themeProvider._currentTheme.colorScheme.border,
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trackColor: _themeProvider._currentTheme.colorScheme.background,
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child: custom.RawScrollbar(
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controller: _horizontalScrollController,
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thumbColor: _themeProvider._currentTheme.colorScheme.primaryForeground,
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thickness: 8,
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trackBorderColor: _themeProvider._currentTheme.colorScheme.border,
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trackColor: _themeProvider._currentTheme.colorScheme.background,
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trackVisibility: true,
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thumbVisibility: true,
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interactive: true,
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forceInteractive: true,
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radius: Radius.circular(10),
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scrollbarMargin: EdgeInsets.only(left: 2, top: 3, bottom: 2, right: 11),
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child: SingleChildScrollView(
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controller: _horizontalScrollController,
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scrollDirection: Axis.horizontal,
|
||||
physics: const ClampingScrollPhysics(),
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child: SizedBox(
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width: max(100 + leftWidth + rightWidth + 60, constraints.maxWidth),
|
||||
height: constraints.maxHeight,
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||||
child: Column(
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||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
IntrinsicHeight(
|
||||
child: Row(
|
||||
children: [
|
||||
SizedBox(
|
||||
width: 100,
|
||||
child: Center(
|
||||
child: Text(
|
||||
"Address",
|
||||
).withMargin(
|
||||
all: 10
|
||||
),
|
||||
),
|
||||
),
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||||
VerticalDivider(),
|
||||
SizedBox(
|
||||
width: leftWidth,
|
||||
child: Row(
|
||||
children: [
|
||||
const SizedBox(width: 10),
|
||||
SizedBox(
|
||||
width: 200,
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||||
child: Select<String>(
|
||||
itemBuilder: (context, item) {
|
||||
return Text(
|
||||
item,
|
||||
);
|
||||
},
|
||||
value: _leftMode.name,
|
||||
onChanged: (value) {
|
||||
setState(() {
|
||||
_leftMode = ViewMode.values.firstWhere((mode) => mode.name == value);
|
||||
});
|
||||
},
|
||||
popup: SelectPopup(
|
||||
items: SelectItemList(
|
||||
children: [
|
||||
for (var mode in ViewMode.values)
|
||||
SelectItemButton(
|
||||
value: mode.name,
|
||||
child: Text(mode.name),
|
||||
)
|
||||
]
|
||||
)
|
||||
),
|
||||
).withMargin(
|
||||
vertical: 10
|
||||
),
|
||||
),
|
||||
const SizedBox(width: 10),
|
||||
SizedBox(
|
||||
width: 100,
|
||||
child: Select<String>(
|
||||
itemBuilder: (context, item) {
|
||||
return Text(
|
||||
item,
|
||||
);
|
||||
},
|
||||
value: _leftEndian.name,
|
||||
onChanged: (value) {
|
||||
setState(() {
|
||||
_leftEndian = ViewEndian.values.firstWhere((mode) => mode.name == value);
|
||||
});
|
||||
},
|
||||
popup: SelectPopup(
|
||||
items: SelectItemList(
|
||||
children: [
|
||||
for (var mode in ViewEndian.values)
|
||||
SelectItemButton(
|
||||
value: mode.name,
|
||||
child: Text(mode.name),
|
||||
)
|
||||
]
|
||||
)
|
||||
),
|
||||
).withMargin(
|
||||
vertical: 10
|
||||
),
|
||||
),
|
||||
const SizedBox(width: 10),
|
||||
],
|
||||
),
|
||||
),
|
||||
VerticalDivider(),
|
||||
SizedBox(
|
||||
width: rightWidth,
|
||||
child: Row(
|
||||
children: [
|
||||
const SizedBox(width: 10),
|
||||
SizedBox(
|
||||
width: 200,
|
||||
child: Select<String>(
|
||||
itemBuilder: (context, item) {
|
||||
return Text(
|
||||
item,
|
||||
);
|
||||
},
|
||||
value: _rightMode.name,
|
||||
onChanged: (value) {
|
||||
setState(() {
|
||||
_rightMode = ViewMode.values.firstWhere((mode) => mode.name == value);
|
||||
});
|
||||
},
|
||||
popup: SelectPopup(
|
||||
items: SelectItemList(
|
||||
children: [
|
||||
for (var mode in ViewMode.values)
|
||||
SelectItemButton(
|
||||
value: mode.name,
|
||||
child: Text(mode.name),
|
||||
)
|
||||
]
|
||||
)
|
||||
),
|
||||
).withMargin(
|
||||
vertical: 10
|
||||
),
|
||||
),
|
||||
const SizedBox(width: 10),
|
||||
SizedBox(
|
||||
width: 100,
|
||||
child: Select<String>(
|
||||
itemBuilder: (context, item) {
|
||||
return Text(
|
||||
item,
|
||||
);
|
||||
},
|
||||
value: _rightEndian.name,
|
||||
onChanged: (value) {
|
||||
setState(() {
|
||||
_rightEndian = ViewEndian.values.firstWhere((mode) => mode.name == value);
|
||||
});
|
||||
},
|
||||
popup: SelectPopup(
|
||||
items: SelectItemList(
|
||||
children: [
|
||||
for (var mode in ViewEndian.values)
|
||||
SelectItemButton(
|
||||
value: mode.name,
|
||||
child: Text(mode.name),
|
||||
)
|
||||
]
|
||||
)
|
||||
),
|
||||
).withMargin(
|
||||
vertical: 10
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
Divider(),
|
||||
if (_file != null)
|
||||
Expanded(
|
||||
child: ScrollConfiguration(
|
||||
behavior: ScrollConfiguration.of(context).copyWith(
|
||||
scrollbars: false,
|
||||
overscroll: false,
|
||||
),
|
||||
child: SizedBox(
|
||||
width: double.infinity,
|
||||
child: NotificationListener<ScrollNotification>(
|
||||
onNotification: (scrollInfo) {
|
||||
_updateVisibleRows();
|
||||
return false;
|
||||
},
|
||||
child: SizedBox(
|
||||
width: max(100 + leftWidth + rightWidth + 60, MediaQuery.of(context).size.width - 20),
|
||||
child: ListView.builder(
|
||||
controller: _scrollController,
|
||||
itemCount: (_fileLength / 16).ceil() + 1,
|
||||
itemExtent: 35.0, // Match the actual row height
|
||||
cacheExtent: 2000.0, // Increase cache for smoother scrolling
|
||||
addAutomaticKeepAlives: false, // Reduce memory usage
|
||||
addRepaintBoundaries: true, // Improve repaint performance
|
||||
|
||||
itemBuilder: (context, i) {
|
||||
String address = (i * 16).toRadixString(16).padLeft(8, '0').toUpperCase();
|
||||
address = "0x$address";
|
||||
|
||||
if (i == (_fileLength / 16).ceil()) {
|
||||
return SizedBox(
|
||||
height: 35,
|
||||
child: Column(
|
||||
children: [
|
||||
Divider(),
|
||||
Expanded(
|
||||
child: Center(
|
||||
child: Center(child: Text('End of File', style: TextStyle(fontSize: 14)).h4),
|
||||
),
|
||||
),
|
||||
const SizedBox(height: 12),
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
if (i < _firstVisibleRow || i > _lastVisibleRow) {
|
||||
return IntrinsicHeight(
|
||||
child: Row(
|
||||
children: [
|
||||
SizedBox(
|
||||
width: 100,
|
||||
child: Center(
|
||||
child: Text(
|
||||
address,
|
||||
style: TextStyle(fontSize: 12),
|
||||
).muted,
|
||||
),
|
||||
).withMargin(vertical: 10),
|
||||
VerticalDivider(),
|
||||
AspectRatio(
|
||||
aspectRatio: 1,
|
||||
child: CircularProgressIndicator().withMargin(all: 10)
|
||||
)
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
if (_rowCache.containsKey(i * 16)) {
|
||||
// Row data is cached, build directly
|
||||
Uint8List bytes = _rowCache[i * 16]!;
|
||||
String address = (i * 16).toRadixString(16).padLeft(8, '0').toUpperCase();
|
||||
address = "0x$address";
|
||||
return IntrinsicHeight(
|
||||
child: Row(
|
||||
children: [
|
||||
SizedBox(
|
||||
width: 100,
|
||||
child: Center(
|
||||
child: Text(
|
||||
address,
|
||||
style: TextStyle(fontSize: 12),
|
||||
).muted,
|
||||
),
|
||||
).withMargin(vertical: 10),
|
||||
VerticalDivider(),
|
||||
SizedBox(
|
||||
width: leftWidth - 20,
|
||||
child: Row(
|
||||
children: [
|
||||
...getView(context, _leftMode, _leftEndian, bytes, i * 16, _onAddressClicked, selectedAddress),
|
||||
],
|
||||
),
|
||||
).withMargin(horizontal: 10),
|
||||
VerticalDivider(),
|
||||
SizedBox(
|
||||
width: rightWidth - 20,
|
||||
child: Row(
|
||||
children: [
|
||||
...getView(context, _rightMode, _rightEndian, bytes, i * 16, _onAddressClicked, selectedAddress),
|
||||
],
|
||||
),
|
||||
).withMargin(horizontal: 10),
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
// Not cached, use FutureBuilder
|
||||
return FutureBuilder<Uint8List>(
|
||||
future: _readBytes(i * 16),
|
||||
builder: (context, snapshot) {
|
||||
if (snapshot.connectionState == ConnectionState.waiting) {
|
||||
return IntrinsicHeight(
|
||||
child: Row(
|
||||
children: [
|
||||
SizedBox(
|
||||
width: 100,
|
||||
child: Center(
|
||||
child: Text(
|
||||
address,
|
||||
style: TextStyle(fontSize: 12),
|
||||
).muted,
|
||||
),
|
||||
).withMargin(vertical: 10),
|
||||
VerticalDivider(),
|
||||
AspectRatio(
|
||||
aspectRatio: 1,
|
||||
child: CircularProgressIndicator().withMargin(all: 10)
|
||||
)
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
if (snapshot.hasError) {
|
||||
print('Error loading bytes for offset ${i * 16}: ${snapshot.error}');
|
||||
return Padding(
|
||||
padding: const EdgeInsets.symmetric(vertical: 10),
|
||||
child: Center(child: Text('Error loading data', style: TextStyle(color: Colors.red))),
|
||||
);
|
||||
}
|
||||
Uint8List bytes = snapshot.data ?? Uint8List(0);
|
||||
// Cache the loaded data
|
||||
_rowCache[i * 16] = bytes;
|
||||
|
||||
return IntrinsicHeight(
|
||||
child: Row(
|
||||
children: [
|
||||
SizedBox(
|
||||
width: 100,
|
||||
child: Center(
|
||||
child: Text(
|
||||
address,
|
||||
style: TextStyle(fontSize: 12),
|
||||
).muted,
|
||||
),
|
||||
).withMargin(vertical: 10),
|
||||
VerticalDivider(),
|
||||
SizedBox(
|
||||
width: leftWidth - 20,
|
||||
child: Row(
|
||||
children: [
|
||||
...getView(context, _leftMode, _leftEndian, bytes, i * 16, _onAddressClicked, selectedAddress),
|
||||
],
|
||||
),
|
||||
).withMargin(horizontal: 10),
|
||||
VerticalDivider(),
|
||||
SizedBox(
|
||||
width: rightWidth - 20,
|
||||
child: Row(
|
||||
children: [
|
||||
...getView(context, _rightMode, _rightEndian, bytes, i * 16, _onAddressClicked, selectedAddress),
|
||||
],
|
||||
),
|
||||
).withMargin(horizontal: 10),
|
||||
],
|
||||
),
|
||||
);
|
||||
},
|
||||
);
|
||||
},
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
);
|
||||
},
|
||||
),
|
||||
).withMargin(
|
||||
horizontal: 10
|
||||
),
|
||||
),
|
||||
|
||||
],
|
||||
).withMargin(
|
||||
vertical: 10
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
Widget _createViewButton(String text, int byteOffset, int baseAddress, Function(int, int) onAddressClick, int selectedAddress, {double? width, bool isBold = false, AlignmentGeometry? alignment}) {
|
||||
int currentAddress = baseAddress + byteOffset;
|
||||
bool isSelected = currentAddress == selectedAddress;
|
||||
|
||||
Widget button;
|
||||
|
||||
if (isSelected) {
|
||||
button = SizedBox(
|
||||
child: OutlinedContainer(
|
||||
padding: EdgeInsets.symmetric(horizontal: 7),
|
||||
borderRadius: BorderRadius.circular(8),
|
||||
height: 31,
|
||||
boxShadow: [
|
||||
BoxShadow(
|
||||
color: _themeProvider.currentTheme.colorScheme.primary.withOpacity(0.5),
|
||||
blurRadius: 4,
|
||||
spreadRadius: 2,
|
||||
),
|
||||
],
|
||||
child: Align(
|
||||
alignment: alignment ?? Alignment.centerLeft,
|
||||
child: Text(
|
||||
text,
|
||||
style: TextStyle(
|
||||
fontSize: 12,
|
||||
fontWeight: isBold ? FontWeight.bold : null,
|
||||
),
|
||||
).mono,
|
||||
),
|
||||
),
|
||||
);
|
||||
} else {
|
||||
button = GhostButton(
|
||||
onPressed: () => onAddressClick(baseAddress, byteOffset),
|
||||
density: ButtonDensity.icon,
|
||||
alignment: alignment ?? Alignment.centerLeft,
|
||||
child: Text(
|
||||
text,
|
||||
style: TextStyle(
|
||||
fontSize: 12,
|
||||
fontWeight: isBold ? FontWeight.bold : null,
|
||||
),
|
||||
).mono,
|
||||
);
|
||||
}
|
||||
|
||||
|
||||
|
||||
return width != null ? SizedBox(width: width, child: button) : button;
|
||||
}
|
||||
|
||||
List<Widget> getView(BuildContext context, ViewMode mode, ViewEndian endian, Uint8List bytes, int baseAddress, Function(int, int) onAddressClick, int selectedAddress) {
|
||||
List<Widget> leftWidgets = [];
|
||||
|
||||
if (mode == ViewMode.hex) {
|
||||
for (int i = 0; i < bytes.length; i++) {
|
||||
String byteStr = bytes[i].toRadixString(16).padLeft(2, '0').toUpperCase();
|
||||
leftWidgets.add(_createViewButton( byteStr, i, baseAddress, onAddressClick, selectedAddress, width: 32, isBold: true));
|
||||
}
|
||||
} else if (mode == ViewMode.ascii) {
|
||||
for (int i = 0; i < bytes.length; i++) {
|
||||
String char = bytes[i] >= 32 && bytes[i] <= 126 ? String.fromCharCode(bytes[i]) : '.';
|
||||
leftWidgets.add(_createViewButton( char, i, baseAddress, onAddressClick, selectedAddress, width: 24));
|
||||
}
|
||||
} else if (mode == ViewMode.binary) {
|
||||
for (int i = 0; i < bytes.length; i++) {
|
||||
String byteStr = bytes[i].toRadixString(2).padLeft(8, '0');
|
||||
leftWidgets.add(_createViewButton( byteStr, i, baseAddress, onAddressClick, selectedAddress));
|
||||
}
|
||||
} else if (mode == ViewMode.integer) {
|
||||
ByteData byteData = ByteData.sublistView(bytes);
|
||||
int maxIntegers = bytes.length ~/ 4;
|
||||
for (int j = 0; j < 4 && j < maxIntegers; j++) {
|
||||
if (j * 4 + 4 <= bytes.length) {
|
||||
int value = byteData.getInt32(j * 4, endian == ViewEndian.little ? Endian.little : Endian.big);
|
||||
String valueStr = value.toString().padLeft(11, ' ');
|
||||
leftWidgets.add(_createViewButton( valueStr, j * 4, baseAddress, onAddressClick, selectedAddress, alignment: Alignment.centerLeft));
|
||||
}
|
||||
}
|
||||
} else if (mode == ViewMode.float) {
|
||||
ByteData byteData = ByteData.sublistView(bytes);
|
||||
int maxFloats = bytes.length ~/ 4;
|
||||
for (int j = 0; j < 4 && j < maxFloats; j++) {
|
||||
if (j * 4 + 4 <= bytes.length) {
|
||||
double value = byteData.getFloat32(j * 4, endian == ViewEndian.little ? Endian.little : Endian.big);
|
||||
String valueStr = value.toStringAsFixed(2);
|
||||
leftWidgets.add(_createViewButton( valueStr, j * 4, baseAddress, onAddressClick, selectedAddress, width: 190, alignment: Alignment.centerLeft));
|
||||
}
|
||||
}
|
||||
} else if (mode == ViewMode.double) {
|
||||
ByteData byteData = ByteData.sublistView(bytes);
|
||||
int maxDoubles = bytes.length ~/ 8;
|
||||
for (int j = 0; j < 2 && j < maxDoubles; j++) {
|
||||
if (j * 8 + 8 <= bytes.length) {
|
||||
double value = byteData.getFloat64(j * 8, endian == ViewEndian.little ? Endian.little : Endian.big);
|
||||
String valueStr = value.toStringAsFixed(2);
|
||||
leftWidgets.add(_createViewButton(valueStr, j * 8, baseAddress, onAddressClick, selectedAddress, width: 190, alignment: Alignment.centerLeft));
|
||||
}
|
||||
}
|
||||
}
|
||||
return leftWidgets;
|
||||
}
|
||||
2374
lib/widgets/scrollview.dart
Normal file
2374
lib/widgets/scrollview.dart
Normal file
File diff suppressed because it is too large
Load Diff
Reference in New Issue
Block a user