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md阅读器+

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DelLevin-Home
2026-05-22 15:27:39 +08:00
parent 6b5488aff8
commit 79f813c463
11 changed files with 1879 additions and 1414 deletions
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1
README.md
View File

@@ -119,6 +119,7 @@ flutter run
**5. 图片文件存储路径：**
- 数据库：`/mooknote/mooknote.db`
-
- 图片：`/mooknote/images/类别（影视/图书/笔记）/类别下的条目id/图片文件名`
**注意：**

1
android/app/src/main/AndroidManifest.xml
View File

@@ -57,6 +57,7 @@
<!-- 存储权限 -->
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE"/>
<!-- Android 13+ 使用新的权限 -->
<uses-permission android:name="android.permission.READ_MEDIA_IMAGES"/>
<uses-permission android:name="android.permission.READ_MEDIA_VIDEO"/>

15
lib/pages/home_page.dart
View File

@@ -36,13 +36,16 @@ class _HomePageState extends State<HomePage> {
builder: (context, provider, child) {
final currentPage = provider.bottomNavIndex == 0 ? 0 : 1;
if (_pageController.hasClients && _pageController.page?.round() != currentPage) {
_isSwitchingPage = true;
_pageController.jumpToPage(currentPage);
// 切换完成后重置标记，确保导航栏显示
Future.delayed(const Duration(milliseconds: 300), () {
WidgetsBinding.instance.addPostFrameCallback((_) {
if (mounted) {
_isSwitchingPage = false;
provider.setBottomNavVisible(true);
_isSwitchingPage = true;
_pageController.jumpToPage(currentPage);
Future.delayed(const Duration(milliseconds: 300), () {
if (mounted) {
_isSwitchingPage = false;
provider.setBottomNavVisible(true);
}
});
}
});
}

724
lib/pages/markdown_reader/md_reader_tab_page.dart
View File

@@ -1,9 +1,12 @@
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:file_picker/file_picker.dart';
import 'package:path/path.dart' as p;
import 'package:permission_handler/permission_handler.dart';
import '../../utils/user_prefs.dart';
import 'md_viewer_page.dart';
/// Markdown 阅读器 Tab 页 - 文件浏览器
/// Markdown 阅读器 - 文件浏览器
class MdReaderTabPage extends StatefulWidget {
const MdReaderTabPage({super.key});
@@ -12,342 +15,543 @@ class MdReaderTabPage extends StatefulWidget {
}
class _MdReaderTabPageState extends State<MdReaderTabPage> {
static const String _basePath = '/storage/emulated/0/Documents/mooknote/markdown';
String _currentPath = _basePath;
List<FileSystemEntity> _items = [];
bool _isLoading = true;
String? _rootPath;
String? _currentPath;
List<_FileEntry> _entries = [];
bool _isLoading = false;
String? _error;
bool _showEmptyDirs = true;
bool _showImageOnlyDirs = true;
@override
void initState() {
super.initState();
_loadDirectory();
_loadSettings();
_init();
}
/// 加载当前目录内容
Future<void> _loadDirectory() async {
setState(() {
_isLoading = true;
_error = null;
});
void _loadSettings() {
final prefs = UserPrefs();
_showEmptyDirs = prefs.showEmptyDirs;
_showImageOnlyDirs = prefs.showImageOnlyDirs;
}
try {
final dir = Directory(_currentPath);
if (!await dir.exists()) {
setState(() {
_error = '目录不存在\n请将 Markdown 文件放到：\n$_basePath';
_items = [];
_isLoading = false;
});
Future<void> _init() async {
final saved = UserPrefs().lastMdFolder;
if (saved != null && saved.isNotEmpty) {
final dir = Directory(saved);
if (await dir.exists()) {
_rootPath = saved;
_currentPath = saved;
await _loadDirectory();
return;
}
final entities = await dir.list().toList();
// 排序：文件夹在前，文件在后，按名称排序
entities.sort((a, b) {
final aIsDir = a is Directory;
final bIsDir = b is Directory;
if (aIsDir != bIsDir) {
return aIsDir ? -1 : 1;
}
return p.basename(a.path).toLowerCase().compareTo(
p.basename(b.path).toLowerCase());
});
setState(() {
_items = entities;
_isLoading = false;
});
} catch (e) {
setState(() {
_error = '读取目录失败: $e';
_items = [];
_isLoading = false;
});
}
if (mounted) setState(() {});
}
/// 进入子目录
void _enterDirectory(String path) {
setState(() {
_currentPath = path;
});
_loadDirectory();
/// 请求存储权限（Android 11+ 需要 MANAGE_EXTERNAL_STORAGE）
Future<bool> _requestStoragePermission() async {
if (!Platform.isAndroid) return true;
var status = await Permission.manageExternalStorage.status;
if (status.isGranted) return true;
status = await Permission.manageExternalStorage.request();
if (status.isGranted) return true;
status = await Permission.storage.status;
if (status.isGranted) return true;
status = await Permission.storage.request();
return status.isGranted;
}
/// 返回上级目录
void _goBack() {
final parent = Directory(_currentPath).parent.path;
if (parent == _currentPath) return;
_enterDirectory(parent);
Future<void> _pickDirectory() async {
final hasPermission = await _requestStoragePermission();
if (!hasPermission) {
if (mounted) {
_showPermissionDeniedDialog();
}
return;
}
final result = await FilePicker.platform.getDirectoryPath();
if (result == null) return;
UserPrefs().setLastMdFolder(result);
_rootPath = result;
_currentPath = result;
_error = null;
await _loadDirectory();
}
/// 打开 Markdown 文件
void _openFile(String path) {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => MdViewerPage(filePath: path),
void _showPermissionDeniedDialog() {
showDialog(
context: context,
builder: (ctx) => AlertDialog(
title: const Text('需要存储权限', style: TextStyle(fontSize: 16, fontWeight: FontWeight.w600)),
content: const Text(
'Android 11+ 需要在系统设置中授予"所有文件访问权限"才能读取目录中的 Markdown 文件。\n\n是否前往设置？',
style: TextStyle(fontSize: 14, color: Color(0xFF666666), height: 1.6),
),
actions: [
TextButton(
onPressed: () => Navigator.pop(ctx),
child: const Text('取消', style: TextStyle(color: Color(0xFF999999))),
),
TextButton(
onPressed: () {
Navigator.pop(ctx);
openAppSettings();
},
child: const Text('前往设置', style: TextStyle(color: Color(0xFF1A1A1A))),
),
],
),
);
}
/// 判断是否可以返回上级
bool get _canGoBack => _currentPath != _basePath;
/// 获取当前显示路径（相对路径）
String get _displayPath {
if (_currentPath == _basePath) return 'markdown';
return _currentPath.substring(_basePath.length + 1);
/// 递归检查目录（含子目录）是否包含 Markdown 文件
bool _hasMarkdownFiles(String dirPath) {
try {
final dir = Directory(dirPath);
if (!dir.existsSync()) return false;
for (final entity in dir.listSync(recursive: true, followLinks: false)) {
if (entity is File) {
final lower = p.basename(entity.path).toLowerCase();
if (lower.endsWith('.md') || lower.endsWith('.markdown') || lower.endsWith('.mdown') || lower.endsWith('.txt')) {
return true;
}
}
}
} catch (_) {}
return false;
}
/// 递归检查目录是否只有图片文件（无 markdown、无非图片文件）
bool _isImageOnlyDir(String dirPath) {
try {
final dir = Directory(dirPath);
if (!dir.existsSync()) return false;
const imageExts = ['.png', '.jpg', '.jpeg', '.gif', '.webp', '.bmp', '.svg', '.ico', '.tiff', '.heic', '.webm'];
bool hasAnyFile = false;
for (final entity in dir.listSync(recursive: true, followLinks: false)) {
if (entity is File) {
hasAnyFile = true;
final lower = p.basename(entity.path).toLowerCase();
if (lower.endsWith('.md') || lower.endsWith('.markdown') || lower.endsWith('.mdown') || lower.endsWith('.txt')) {
return false;
}
if (!imageExts.any((ext) => lower.endsWith(ext))) {
return false;
}
}
}
return hasAnyFile;
} catch (_) {}
return false;
}
/// 判断目录是否应该被过滤掉
bool _shouldFilterDir(String dirPath) {
if (!_showEmptyDirs && !_hasMarkdownFiles(dirPath)) return true;
if (!_showImageOnlyDirs && _isImageOnlyDir(dirPath)) return true;
return false;
}
Future<void> _loadDirectory() async {
if (_currentPath == null) return;
setState(() {
_isLoading = true;
_error = null;
_entries = [];
});
try {
final dir = Directory(_currentPath!);
final exists = await dir.exists();
if (!exists) {
if (mounted) {
setState(() {
_error = '目录不存在: $_currentPath';
_isLoading = false;
});
}
return;
}
final list = dir.listSync(recursive: false, followLinks: false);
final entries = <_FileEntry>[];
for (final entity in list) {
final name = p.basename(entity.path);
if (entity is Directory) {
if (!_shouldFilterDir(entity.path)) {
entries.add(_FileEntry(name: name, path: entity.path, isDir: true));
}
} else if (entity is File) {
final lower = name.toLowerCase();
if (lower.endsWith('.md') || lower.endsWith('.markdown') || lower.endsWith('.mdown') || lower.endsWith('.txt')) {
final stat = entity.statSync();
entries.add(_FileEntry(name: name, path: entity.path, isDir: false, size: stat.size));
}
}
}
entries.sort((a, b) {
if (a.isDir != b.isDir) return a.isDir ? -1 : 1;
return a.name.toLowerCase().compareTo(b.name.toLowerCase());
});
if (mounted) {
setState(() {
_entries = entries;
_isLoading = false;
});
}
} catch (e) {
if (mounted) {
setState(() {
_error = '读取失败: $e';
_isLoading = false;
});
}
}
}
void _enterDirectory(String path) {
_currentPath = path;
_loadDirectory();
}
void _goBack() {
if (_currentPath == null || _rootPath == null || _currentPath == _rootPath) return;
final parent = Directory(_currentPath!).parent.path;
if (parent == _currentPath!) return;
if (!parent.startsWith(_rootPath!)) return;
_currentPath = parent;
_loadDirectory();
}
void _openFile(_FileEntry entry) {
Navigator.push(context, MaterialPageRoute(
builder: (context) => MdViewerPage(filePath: entry.path),
));
}
void _showSettingsSheet() {
showModalBottomSheet(
context: context,
backgroundColor: Colors.white,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(16)),
),
builder: (ctx) {
return StatefulBuilder(
builder: (ctx, setLocalState) => Padding(
padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 12),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Container(
width: 36, height: 4,
decoration: BoxDecoration(
color: const Color(0xFFDDDDDD),
borderRadius: BorderRadius.circular(2),
),
),
const SizedBox(height: 20),
const Align(
alignment: Alignment.centerLeft,
child: Text('目录显示设置', style: TextStyle(fontSize: 16, fontWeight: FontWeight.w600, color: Color(0xFF1A1A1A))),
),
const SizedBox(height: 16),
SwitchListTile(
contentPadding: EdgeInsets.zero,
title: const Text('显示空目录', style: TextStyle(fontSize: 14, color: Color(0xFF333333))),
subtitle: const Text('关闭后隐藏无 Markdown 文件的目录', style: TextStyle(fontSize: 12, color: Color(0xFF999999))),
value: _showEmptyDirs,
activeColor: const Color(0xFF1A1A1A),
onChanged: (val) {
setLocalState(() => _showEmptyDirs = val);
UserPrefs().setShowEmptyDirs(val);
setState(() {});
_loadDirectory();
},
),
const Divider(height: 0.5, color: Color(0xFFF0F0F0)),
SwitchListTile(
contentPadding: EdgeInsets.zero,
title: const Text('显示纯图片目录', style: TextStyle(fontSize: 14, color: Color(0xFF333333))),
subtitle: const Text('关闭后隐藏只含图片、无 Markdown 的目录', style: TextStyle(fontSize: 12, color: Color(0xFF999999))),
value: _showImageOnlyDirs,
activeColor: const Color(0xFF1A1A1A),
onChanged: (val) {
setLocalState(() => _showImageOnlyDirs = val);
UserPrefs().setShowImageOnlyDirs(val);
setState(() {});
_loadDirectory();
},
),
const SizedBox(height: 20),
],
),
),
);
},
);
}
bool get _canGoBack => _currentPath != null && _rootPath != null && _currentPath != _rootPath;
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.white,
body: Column(
children: [
// 紧凑顶部栏
_buildHeader(),
// 内容区域
Expanded(
child: _buildBody(),
),
],
),
);
}
/// 构建紧凑顶部栏
Widget _buildHeader() {
final topPadding = MediaQuery.of(context).padding.top;
return Container(
padding: EdgeInsets.only(top: topPadding, left: 12, right: 12, bottom: 8),
decoration: const BoxDecoration(
color: Colors.white,
border: Border(
bottom: BorderSide(color: Color(0xFFF0F0F0), width: 0.5),
appBar: AppBar(
backgroundColor: Colors.white,
elevation: 0,
title: Text(
_currentPath != null ? p.basename(_currentPath!) : 'Markdown 阅读',
style: const TextStyle(fontSize: 17, fontWeight: FontWeight.w600, color: Color(0xFF1A1A1A)),
),
),
child: Row(
children: [
// 返回按钮
leading: IconButton(
icon: const Icon(Icons.arrow_back, color: Color(0xFF1A1A1A)),
onPressed: () => Navigator.pop(context),
),
actions: [
if (_canGoBack)
IconButton(
icon: const Icon(Icons.arrow_back, size: 20),
padding: EdgeInsets.zero,
constraints: const BoxConstraints(minWidth: 32, minHeight: 32),
onPressed: _goBack,
)
else
const SizedBox(width: 8),
// 路径标题
Expanded(
child: Text(
_canGoBack ? _displayPath : '文件列表',
style: const TextStyle(
fontSize: 15,
fontWeight: FontWeight.w500,
color: Color(0xFF1A1A1A),
Padding(
padding: const EdgeInsets.only(right: 8),
child: GestureDetector(
onTap: _goBack,
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 5),
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
borderRadius: BorderRadius.circular(14),
border: Border.all(color: const Color(0xFFE8E8E8), width: 0.5),
),
child: const Text('返回上级', style: TextStyle(fontSize: 12, color: Color(0xFF666666))),
),
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
if (_currentPath != null)
Padding(
padding: const EdgeInsets.only(right: 4),
child: GestureDetector(
onTap: _pickDirectory,
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 5),
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
borderRadius: BorderRadius.circular(14),
border: Border.all(color: const Color(0xFFE8E8E8), width: 0.5),
),
child: const Text('更换目录', style: TextStyle(fontSize: 12, color: Color(0xFF888888))),
),
),
),
IconButton(
icon: const Icon(Icons.tune, size: 20, color: Color(0xFF888888)),
onPressed: _showSettingsSheet,
),
const SizedBox(width: 4),
],
),
body: _buildBody(),
);
}
Widget _buildBody() {
if (_currentPath == null) {
return _buildWelcome();
}
if (_isLoading) {
return const Center(child: CircularProgressIndicator(color: Color(0xFF1A1A1A)));
}
if (_error != null) {
return _buildErrorState();
}
if (_items.isEmpty) {
return _buildEmptyState();
return _buildError();
}
return RefreshIndicator(
onRefresh: _loadDirectory,
color: const Color(0xFF1A1A1A),
backgroundColor: Colors.white,
child: ListView.builder(
child: _entries.isEmpty ? _buildEmpty() : ListView.separated(
padding: EdgeInsets.zero,
itemCount: _items.length,
itemCount: (_canGoBack ? 1 : 0) + _entries.length,
separatorBuilder: (_, __) => const Divider(height: 0.5, thickness: 0.5, color: Color(0xFFF0F0F0)),
itemBuilder: (context, index) {
final item = _items[index];
final isDirectory = item is Directory;
final name = p.basename(item.path);
final isMdFile = !isDirectory && name.toLowerCase().endsWith('.md');
// 跳过非 md 文件和非目录项
if (!isDirectory && !isMdFile) {
return const SizedBox.shrink();
if (_canGoBack && index == 0) {
return ListTile(
leading: Container(
width: 36, height: 36,
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
borderRadius: BorderRadius.circular(8),
),
child: const Icon(Icons.arrow_upward, size: 18, color: Color(0xFF888888)),
),
title: const Text('..', style: TextStyle(fontSize: 14, color: Color(0xFF888888))),
onTap: _goBack,
);
}
return _buildListItem(item, isDirectory, name);
final entry = _entries[_canGoBack ? index - 1 : index];
return ListTile(
leading: Container(
width: 36, height: 36,
decoration: BoxDecoration(
color: entry.isDir ? const Color(0xFFF0F7FF) : const Color(0xFFF5F5F5),
borderRadius: BorderRadius.circular(8),
),
child: Icon(
entry.isDir ? Icons.folder_outlined : Icons.description_outlined,
size: 18,
color: entry.isDir ? const Color(0xFF4A90D9) : const Color(0xFF666666),
),
),
title: Text(entry.name, style: const TextStyle(fontSize: 14, color: Color(0xFF1A1A1A)), maxLines: 1, overflow: TextOverflow.ellipsis),
subtitle: entry.isDir ? null : Text(_formatSize(entry.size), style: const TextStyle(fontSize: 11, color: Color(0xFF999999))),
trailing: Icon(entry.isDir ? Icons.chevron_right : Icons.open_in_new_outlined, size: 16, color: const Color(0xFFCCCCCC)),
onTap: () => entry.isDir ? _enterDirectory(entry.path) : _openFile(entry),
);
},
),
);
}
Widget _buildListItem(FileSystemEntity item, bool isDirectory, String name) {
return InkWell(
onTap: () {
if (isDirectory) {
_enterDirectory(item.path);
} else {
_openFile(item.path);
}
},
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 10),
decoration: const BoxDecoration(
border: Border(
bottom: BorderSide(color: Color(0xFFF0F0F0), width: 0.5),
),
),
child: Row(
Widget _buildWelcome() {
return Center(
child: Padding(
padding: const EdgeInsets.all(40),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Container(
width: 36,
height: 36,
width: 80, height: 80,
decoration: BoxDecoration(
color: isDirectory ? const Color(0xFFF0F7FF) : const Color(0xFFF5F5F5),
borderRadius: BorderRadius.circular(8),
color: const Color(0xFFF5F5F5),
borderRadius: BorderRadius.circular(20),
),
child: Icon(
isDirectory ? Icons.folder_outlined : Icons.description_outlined,
color: isDirectory ? const Color(0xFF4A90D9) : const Color(0xFF666666),
size: 18,
child: const Icon(Icons.folder_open_outlined, size: 40, color: Color(0xFFCCCCCC)),
),
const SizedBox(height: 24),
const Text('Markdown 阅读', style: TextStyle(fontSize: 20, fontWeight: FontWeight.w600, color: Color(0xFF1A1A1A))),
const SizedBox(height: 8),
const Text('选择一个包含 .md 文件的文件夹', style: TextStyle(fontSize: 14, color: Color(0xFF999999))),
const SizedBox(height: 32),
GestureDetector(
onTap: _pickDirectory,
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 32, vertical: 14),
decoration: BoxDecoration(
color: const Color(0xFF1A1A1A),
borderRadius: BorderRadius.circular(24),
),
child: const Text('选择目录', style: TextStyle(fontSize: 15, color: Colors.white, fontWeight: FontWeight.w500)),
),
),
const SizedBox(width: 10),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
name,
style: const TextStyle(
fontSize: 14,
color: Color(0xFF1A1A1A),
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
if (!isDirectory)
Text(
_formatFileSize(item),
style: const TextStyle(
fontSize: 11,
color: Color(0xFF999999),
),
),
],
),
),
if (isDirectory)
const Icon(Icons.chevron_right, color: Color(0xFFCCCCCC), size: 18)
else
const Icon(Icons.open_in_new_outlined, color: Color(0xFFCCCCCC), size: 16),
],
),
),
);
}
/// 格式化文件大小
String _formatFileSize(FileSystemEntity entity) {
try {
if (entity is File) {
final stat = entity.statSync();
final size = stat.size;
if (size < 1024) return '$size B';
if (size < 1024 * 1024) return '${(size / 1024).toStringAsFixed(1)} KB';
return '${(size / (1024 * 1024)).toStringAsFixed(1)} MB';
}
} catch (_) {}
return '';
}
Widget _buildEmptyState() {
return const Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(
Icons.folder_open_outlined,
size: 64,
color: Color(0xFFE0E0E0),
),
SizedBox(height: 20),
Text(
'暂无 Markdown 文件',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.w500,
color: Color(0xFF999999),
),
),
SizedBox(height: 8),
Padding(
padding: EdgeInsets.symmetric(horizontal: 40),
child: Text(
'请在 /Documents/mooknote/markdown 目录下放置 .md 文件',
style: TextStyle(
fontSize: 13,
color: Color(0xFFCCCCCC),
),
textAlign: TextAlign.center,
),
),
],
),
);
}
Widget _buildErrorState() {
Widget _buildEmpty() {
return Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
mainAxisSize: MainAxisSize.min,
children: [
const Icon(
Icons.error_outline,
size: 48,
color: Color(0xFFCCCCCC),
),
const Icon(Icons.folder_open_outlined, size: 64, color: Color(0xFFE0E0E0)),
const SizedBox(height: 16),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 40),
child: Text(
_error!,
style: const TextStyle(
fontSize: 14,
color: Color(0xFF999999),
),
textAlign: TextAlign.center,
),
),
const Text('此目录下没有 Markdown 文件', style: TextStyle(fontSize: 15, color: Color(0xFF999999))),
const SizedBox(height: 4),
Text(_currentPath ?? '', style: const TextStyle(fontSize: 12, color: Color(0xFFCCCCCC))),
const SizedBox(height: 24),
ElevatedButton(
onPressed: _loadDirectory,
style: ElevatedButton.styleFrom(
backgroundColor: const Color(0xFF1A1A1A),
foregroundColor: Colors.white,
elevation: 0,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 12),
GestureDetector(
onTap: _canGoBack ? _goBack : () => _pickDirectory(),
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 10),
decoration: BoxDecoration(
border: Border.all(color: const Color(0xFFDDDDDD)),
borderRadius: BorderRadius.circular(20),
),
child: Text(
_canGoBack ? '返回上级目录' : '换一个目录',
style: const TextStyle(fontSize: 13, color: Color(0xFF888888)),
),
),
child: const Text('重试'),
),
],
),
);
}
}
Widget _buildError() {
return Center(
child: Padding(
padding: const EdgeInsets.all(40),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const Icon(Icons.error_outline, size: 48, color: Color(0xFFCCCCCC)),
const SizedBox(height: 16),
Text(_error!, style: const TextStyle(fontSize: 14, color: Color(0xFF999999)), textAlign: TextAlign.center),
const SizedBox(height: 8),
Text('路径: ${_currentPath ?? ""}', style: const TextStyle(fontSize: 12, color: Color(0xFFCCCCCC))),
const SizedBox(height: 24),
Row(
mainAxisSize: MainAxisSize.min,
children: [
GestureDetector(
onTap: _loadDirectory,
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 10),
decoration: BoxDecoration(
color: const Color(0xFF1A1A1A),
borderRadius: BorderRadius.circular(20),
),
child: const Text('重试', style: TextStyle(fontSize: 13, color: Colors.white)),
),
),
const SizedBox(width: 12),
GestureDetector(
onTap: _pickDirectory,
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 10),
decoration: BoxDecoration(
border: Border.all(color: const Color(0xFFDDDDDD)),
borderRadius: BorderRadius.circular(20),
),
child: const Text('更换目录', style: TextStyle(fontSize: 13, color: Color(0xFF888888))),
),
),
],
),
],
),
),
);
}
String _formatSize(int? bytes) {
if (bytes == null) return '';
if (bytes < 1024) return '$bytes B';
if (bytes < 1024 * 1024) return '${(bytes / 1024).toStringAsFixed(1)} KB';
return '${(bytes / (1024 * 1024)).toStringAsFixed(1)} MB';
}
}
class _FileEntry {
final String name;
final String path;
final bool isDir;
final int? size;
_FileEntry({required this.name, required this.path, required this.isDir, this.size});
}

5
lib/pages/markdown_reader/md_viewer_page.dart
View File

@@ -1,6 +1,6 @@
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:flutter_markdown/flutter_markdown.dart';
import 'package:flutter_markdown_plus/flutter_markdown_plus.dart';
/// Markdown 文件查看页面
class MdViewerPage extends StatefulWidget {
@@ -132,7 +132,8 @@ class _MdViewerPageState extends State<MdViewerPage> {
decoration: TextDecoration.underline,
),
),
sizedImageBuilder: (config) => _buildImage(config.uri.toString(), config.alt),
// ignore: deprecated_member_use
imageBuilder: (uri, title, alt) => _buildImage(uri.toString(), alt),
);
}

130
lib/pages/note/note_form_page.dart
View File

@@ -542,26 +542,30 @@ class _NoteFormPageState extends State<NoteFormPage> {
/// 显示添加标签对话框
void _showAddTagDialog() {
final controller = TextEditingController();
// 获取所有已有标签（从所有笔记中收集）
final provider = context.read<AppProvider>();
final allTags = _getAllExistingTags(provider);
// 过滤掉已添加的标签
final availableTags = allTags.where((tag) => !_tags.contains(tag)).toList();
showDialog(
context: context,
builder: (context) => AlertDialog(
builder: (ctx) => StatefulBuilder(
builder: (ctx, setDialogState) => AlertDialog(
backgroundColor: Colors.white,
elevation: 0,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
titlePadding: const EdgeInsets.fromLTRB(24, 24, 24, 0),
title: const Text(
'添加标签',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.w600,
color: Color(0xFF1A1A1A),
),
),
contentPadding: const EdgeInsets.fromLTRB(24, 16, 24, 0),
content: SizedBox(
width: double.maxFinite,
child: Column(
@@ -572,100 +576,126 @@ class _NoteFormPageState extends State<NoteFormPage> {
TextField(
controller: controller,
autofocus: true,
style: const TextStyle(fontSize: 14, color: Color(0xFF1A1A1A)),
cursorColor: const Color(0xFF1A1A1A),
decoration: InputDecoration(
hintText: '输入新标签名称',
hintStyle: const TextStyle(
fontSize: 14,
color: Color(0xFF999999),
),
hintStyle: const TextStyle(fontSize: 14, color: Color(0xFFBBBBBB)),
filled: true,
fillColor: const Color(0xFFFAFAFA),
fillColor: const Color(0xFFF8F8F8),
contentPadding: const EdgeInsets.symmetric(horizontal: 14, vertical: 12),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: Color(0xFFE8E8E8), width: 0.5),
borderRadius: BorderRadius.circular(10),
borderSide: BorderSide.none,
),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: Color(0xFFE8E8E8), width: 0.5),
borderRadius: BorderRadius.circular(10),
borderSide: BorderSide.none,
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderRadius: BorderRadius.circular(10),
borderSide: const BorderSide(color: Color(0xFF1A1A1A), width: 1),
),
contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
suffixIcon: controller.text.isNotEmpty
? IconButton(
icon: const Icon(Icons.clear, size: 16, color: Color(0xFFAAAAAA)),
onPressed: () => controller.clear(),
)
: null,
),
onChanged: (_) => setDialogState(() {}),
onSubmitted: (value) {
_addTag(value);
Navigator.pop(context);
controller.clear();
setDialogState(() {});
},
),
// 已有标签列表
if (availableTags.isNotEmpty) ...[
const SizedBox(height: 20),
const Text(
'或选择已有标签：',
'或选择已有标签',
style: TextStyle(
fontSize: 13,
color: Color(0xFF999999),
fontSize: 12,
color: Color(0xFFAAAAAA),
),
),
const SizedBox(height: 12),
SizedBox(
height: 200,
child: ListView(
shrinkWrap: true,
children: availableTags.map((tag) {
return InkWell(
onTap: () {
_addTag(tag);
Navigator.pop(context);
},
child: Padding(
padding: const EdgeInsets.symmetric(vertical: 6),
child: Text(
tag,
style: const TextStyle(
fontSize: 14,
color: Color(0xFF555555),
ConstrainedBox(
constraints: const BoxConstraints(maxHeight: 180),
child: SingleChildScrollView(
child: Wrap(
spacing: 8,
runSpacing: 8,
children: availableTags.map((tag) {
return InkWell(
onTap: () {
_addTag(tag);
Navigator.pop(ctx);
},
borderRadius: BorderRadius.circular(16),
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
borderRadius: BorderRadius.circular(16),
border: Border.all(color: const Color(0xFFE8E8E8), width: 0.5),
),
child: Text(
tag,
style: const TextStyle(
fontSize: 13,
color: Color(0xFF555555),
),
),
),
),
);
}).toList(),
);
}).toList(),
),
),
),
],
if (availableTags.isEmpty)
Padding(
padding: const EdgeInsets.only(top: 16, bottom: 8),
child: Center(
child: Text(
'暂无已有标签',
style: TextStyle(fontSize: 13, color: Colors.grey[400]),
),
),
),
],
),
),
actions: [
TextButton(
onPressed: () => Navigator.pop(context),
onPressed: () => Navigator.pop(ctx),
style: TextButton.styleFrom(
foregroundColor: const Color(0xFF666666),
foregroundColor: const Color(0xFF999999),
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
),
child: const Text('取消'),
child: const Text('取消', style: TextStyle(fontSize: 14)),
),
ElevatedButton(
onPressed: () {
_addTag(controller.text);
Navigator.pop(context);
Navigator.pop(ctx);
},
style: ElevatedButton.styleFrom(
backgroundColor: const Color(0xFF1A1A1A),
foregroundColor: Colors.white,
elevation: 0,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(20)),
padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 8),
),
child: const Text('添加'),
child: const Text('添加', style: TextStyle(fontSize: 14)),
),
],
actionsPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
actionsPadding: const EdgeInsets.fromLTRB(16, 8, 16, 16),
),
),
);
}

1077
lib/pages/search_page.dart
View File

File diff suppressed because it is too large Load Diff

363
lib/pages/stroll_page.dart Normal file
View File

@@ -0,0 +1,363 @@
import 'dart:io';
import 'dart:math';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../providers/app_provider.dart';
import '../models/data_models.dart';
/// 漫步页面 - 随机发现一条内容
class StrollPage extends StatefulWidget {
const StrollPage({super.key});
@override
State<StrollPage> createState() => _StrollPageState();
}
class _StrollPageState extends State<StrollPage> {
final _random = Random();
_StrollItem? _currentItem;
@override
void initState() {
super.initState();
_refresh();
}
void _refresh() {
final provider = context.read<AppProvider>();
// 按类别分组
final movies = provider.movies.where((m) => !m.isDeleted).toList();
final books = provider.books.where((b) => !b.isDeleted).toList();
final notes = provider.notes.where((n) => !n.isDeleted).toList();
// 收集非空类别
final categories = <String, List<dynamic>>{};
if (movies.isNotEmpty) categories['movie'] = movies;
if (books.isNotEmpty) categories['book'] = books;
if (notes.isNotEmpty) categories['note'] = notes;
if (categories.isEmpty) {
setState(() => _currentItem = null);
return;
}
// 先等概率选类别，再从该类中随机选一条
final categoryKeys = categories.keys.toList();
final pickedCategory = categoryKeys[_random.nextInt(categoryKeys.length)];
_StrollItem item;
switch (pickedCategory) {
case 'movie':
final m = movies[_random.nextInt(movies.length)];
item = _StrollItem(
type: 'movie',
title: m.title,
subtitle: m.alternateTitles.isNotEmpty ? m.alternateTitles.first : '',
detail: _buildMovieDetail(m),
imagePath: m.posterPath,
icon: Icons.movie_outlined,
label: '影视',
);
break;
case 'book':
final b = books[_random.nextInt(books.length)];
item = _StrollItem(
type: 'book',
title: b.title,
subtitle: b.authors.isNotEmpty ? b.authors.first : '',
detail: _buildBookDetail(b),
imagePath: b.coverPath,
icon: Icons.menu_book_outlined,
label: '书籍',
);
break;
case 'note':
final n = notes[_random.nextInt(notes.length)];
item = _StrollItem(
type: 'note',
title: n.title.isNotEmpty ? n.title : '无标题',
subtitle: '${n.content.length} 字 · ${n.tags.isNotEmpty ? n.tags.take(2).join(' / ') : '无标签'}',
detail: n.content,
imagePath: n.images.isNotEmpty ? n.images.first : null,
icon: Icons.note_outlined,
label: '笔记',
);
break;
default:
setState(() => _currentItem = null);
return;
}
setState(() => _currentItem = item);
}
String _buildMovieDetail(Movie m) {
final parts = <String>[];
if (m.rating != null && m.rating! > 0) parts.add('评分 ${m.rating!.toStringAsFixed(1)}');
if (m.genres.isNotEmpty) parts.add(m.genres.take(3).join(' / '));
if (m.status == 'watched') parts.add('已看');
if (m.status == 'watching') parts.add('在看');
return parts.join(' · ');
}
String _buildBookDetail(Book b) {
final parts = <String>[];
if (b.rating != null && b.rating! > 0) parts.add('评分 ${b.rating!.toStringAsFixed(1)}');
if (b.publisher != null && b.publisher!.isNotEmpty) parts.add(b.publisher!);
if (b.status == 'read') parts.add('已读');
if (b.status == 'reading') parts.add('在读');
return parts.join(' · ');
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.white,
appBar: AppBar(
title: const Text('漫步'),
actions: [
Padding(
padding: const EdgeInsets.only(right: 12),
child: GestureDetector(
onTap: _refresh,
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 6),
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
borderRadius: BorderRadius.circular(16),
border: Border.all(color: const Color(0xFFE8E8E8), width: 0.5),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
const Icon(Icons.refresh, size: 14, color: Color(0xFF666666)),
const SizedBox(width: 4),
const Text(
'换一个',
style: TextStyle(fontSize: 12, color: Color(0xFF666666)),
),
],
),
),
),
),
],
),
body: _currentItem == null
? const Center(
child: Text(
'还没有任何内容\n去添加一些吧',
textAlign: TextAlign.center,
style: TextStyle(fontSize: 15, color: Color(0xFFBBBBBB), height: 1.6),
),
)
: Consumer<AppProvider>(
builder: (context, provider, _) {
final item = _currentItem!;
// 笔记：独立卡片样式
if (item.type == 'note') {
return _buildNoteCard(item);
}
// 影视/书籍：海报+信息样式
final hasImage = item.imagePath != null &&
item.imagePath!.isNotEmpty &&
File(item.imagePath!).existsSync();
return Center(
child: SingleChildScrollView(
padding: const EdgeInsets.all(32),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
// 类型标签
_buildTypeChip(item),
const SizedBox(height: 28),
// 海报/封面/图标
if (hasImage)
ClipRRect(
borderRadius: BorderRadius.circular(16),
child: Image.file(
File(item.imagePath!),
width: 200,
height: 260,
fit: BoxFit.cover,
errorBuilder: (_, __, ___) => _buildPlaceholder(item),
),
)
else
_buildPlaceholder(item),
const SizedBox(height: 28),
// 标题
Text(
item.title,
textAlign: TextAlign.center,
style: const TextStyle(
fontSize: 22,
fontWeight: FontWeight.w700,
color: Color(0xFF1A1A1A),
height: 1.3,
),
),
// 副标题
if (item.subtitle.isNotEmpty) ...[
const SizedBox(height: 8),
Text(
item.subtitle,
textAlign: TextAlign.center,
style: const TextStyle(fontSize: 14, color: Color(0xFF999999)),
),
],
// 详情
if (item.detail.isNotEmpty) ...[
const SizedBox(height: 6),
Text(
item.detail,
textAlign: TextAlign.center,
style: const TextStyle(fontSize: 13, color: Color(0xFFAAAAAA)),
),
],
const SizedBox(height: 40),
],
),
),
);
},
),
);
}
Widget _buildTypeChip(_StrollItem item) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 5),
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
borderRadius: BorderRadius.circular(16),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(item.icon, size: 14, color: const Color(0xFF999999)),
const SizedBox(width: 6),
Text(item.label, style: const TextStyle(fontSize: 12, color: Color(0xFF888888))),
],
),
);
}
/// 笔记卡片样式
Widget _buildNoteCard(_StrollItem item) {
return Center(
child: SingleChildScrollView(
padding: const EdgeInsets.all(24),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
_buildTypeChip(item),
const SizedBox(height: 24),
// 笔记卡片 - 类似分享海报
Container(
width: double.infinity,
constraints: const BoxConstraints(maxWidth: 340),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(16),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.08),
blurRadius: 20,
offset: const Offset(0, 8),
),
],
),
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 内容
Padding(
padding: const EdgeInsets.all(24),
child: Text(
item.detail,
style: const TextStyle(
fontSize: 15,
color: Color(0xFF333333),
height: 1.8,
),
),
),
// 底部分隔
Container(height: 0.5, color: const Color(0xFFEEEEEE)),
Padding(
padding: const EdgeInsets.all(16),
child: Row(
children: [
const Icon(Icons.note_outlined, size: 13, color: Color(0xFFCCCCCC)),
const SizedBox(width: 6),
Text(
'${item.detail.length} 字',
style: const TextStyle(fontSize: 11, color: Color(0xFFBBBBBB)),
),
const Spacer(),
const Text(
'Mooknote',
style: TextStyle(fontSize: 11, color: Color(0xFFDDDDDD)),
),
],
),
),
],
),
),
const SizedBox(height: 32),
],
),
),
);
}
Widget _buildPlaceholder(_StrollItem item) {
return Container(
width: 120,
height: 160,
decoration: BoxDecoration(
color: const Color(0xFFFAFAFA),
borderRadius: BorderRadius.circular(16),
border: Border.all(color: const Color(0xFFEEEEEE), width: 0.5),
),
child: Icon(item.icon, size: 40, color: const Color(0xFFDDDDDD)),
);
}
}
class _StrollItem {
final String type;
final String title;
final String subtitle;
final String detail;
final String? imagePath;
final IconData icon;
final String label;
_StrollItem({
required this.type,
required this.title,
required this.subtitle,
required this.detail,
this.imagePath,
required this.icon,
required this.label,
});
}

14
lib/utils/user_prefs.dart
View File

@@ -66,6 +66,20 @@ class UserPrefs {
// ========== 应用图标设置 ==========
/// Markdown 阅读器最近选择的目录
String? get lastMdFolder => prefs.getString('lastMdFolder');
Future<bool> setLastMdFolder(String value) => prefs.setString('lastMdFolder', value);
/// 是否显示空目录（无 Markdown 文件的目录）
bool get showEmptyDirs => prefs.getBool('showEmptyDirs') ?? true;
Future<bool> setShowEmptyDirs(bool value) => prefs.setBool('showEmptyDirs', value);
/// 是否显示纯图片目录（只有图片、无 Markdown 文件的目录）
bool get showImageOnlyDirs => prefs.getBool('showImageOnlyDirs') ?? true;
Future<bool> setShowImageOnlyDirs(bool value) => prefs.setBool('showImageOnlyDirs', value);
// ========== 应用图标设置 ==========
/// 当前选中的应用图标名称（对应 assets/icon/ 下的文件名，不含扩展名）
String get appIconName => prefs.getString('appIconName') ?? 'app_icon';
Future<bool> setAppIconName(String value) => prefs.setString('appIconName', value);

954
lib/widgets/custom_drawer.dart
View File

File diff suppressed because it is too large Load Diff

9
lib/widgets/note_list_item.dart
View File

@@ -99,9 +99,9 @@ class _NoteListItemContent extends StatelessWidget {
],
// 内容摘要（去除Markdown标记），内容为空则不显示
if (_cleanMarkdown(note.content).trim().isNotEmpty)
if (_collapseBlankLines(_cleanMarkdown(note.content).trim()).isNotEmpty)
Text(
_cleanMarkdown(note.content).trim(),
_collapseBlankLines(_cleanMarkdown(note.content).trim()),
style: const TextStyle(
fontSize: 13,
color: Color(0xFF666666),
@@ -205,6 +205,11 @@ class _NoteListItemContent extends StatelessWidget {
.trim();
}
/// 合并连续空行为单行
String _collapseBlankLines(String text) {
return text.replaceAll(RegExp(r'\n\s*\n+'), '\n');
}
/// 显示删除确认对话框
void _showDeleteDialog(BuildContext context) {
showDialog(