增加数据格式化菜单及初始页面，重命名template_notifier为safe_notifier

win_text_editor/lib/framework/widgets/tab_view.dart

@@ -42,7 +42,7 @@ class _TabViewState extends State<TabView> {
   Widget _buildTabContent() {
     final tabManager = Provider.of<TabItemsController>(context, listen: false);
     final activeIndex = widget.tabs.indexWhere((t) => t.id == widget.currentTabId);
-    if (activeIndex == -1) return const Center(child: Text('无活动标签页'));
+    if (activeIndex == -1) return const Center(child: Text('欢迎光临，敬请指导!'));
 
     return IndexedStack(
       index: activeIndex,

win_text_editor/lib/menus/app_menu.dart

@@ -25,8 +25,9 @@ class AppMenu extends StatelessWidget {
 
   List<PopupMenuEntry<String>> _buildToolsMenuItems() {
     return [
+      const PopupMenuItem<String>(value: MenuConstants.templateParser, child: Text('XML解析')),
       const PopupMenuItem<String>(value: MenuConstants.contentSearch, child: Text('内容搜索')),
-      const PopupMenuItem<String>(value: MenuConstants.templateParser, child: Text('模板解析')),
+      const PopupMenuItem<String>(value: MenuConstants.dataFormat, child: Text('格式化')),
     ];
   }
 

win_text_editor/lib/menus/menu_actions.dart

@@ -21,6 +21,9 @@ class MenuActions {
       case MenuConstants.templateParser:
         await _openTemplateParser(context);
         break;
+      case MenuConstants.dataFormat:
+        await _dataFormat(context);
+        break;
       case MenuConstants.exit:
         _exitApplication();
         break;
@@ -67,7 +70,7 @@ class MenuActions {
       final tabId = DateTime.now().millisecondsSinceEpoch.toString();
       await tabManager.addTab(
         tabId,
-        title: "模板解析",
+        title: "XML解析",
         type: RouterKey.templateParser,
         icon: Icons.auto_awesome_mosaic,
         content: "",
@@ -75,6 +78,29 @@ class MenuActions {
     }
   }
 
+  static Future<void> _dataFormat(BuildContext context) async {
+    final tabManager = Provider.of<TabItemsController>(context, listen: false);
+
+    // 使用 firstWhereOrNull 查找选项卡
+    final existingTab = tabManager.tabs.firstWhereOrNull(
+      (tab) => tab.type == RouterKey.templateParser,
+    );
+
+    if (existingTab != null) {
+      // 如果存在，激活该选项卡
+      tabManager.setActiveTab(existingTab.id);
+    } else {
+      final tabId = DateTime.now().millisecondsSinceEpoch.toString();
+      await tabManager.addTab(
+        tabId,
+        title: "数据格式化",
+        type: RouterKey.dataFormat,
+        icon: Icons.auto_awesome_mosaic,
+        content: "",
+      );
+    }
+  }
+
   static void _exitApplication() {
     exit(0);
   }

win_text_editor/lib/menus/menu_constants.dart

@@ -15,6 +15,7 @@ class MenuConstants {
   // 工具菜单项
   static const String contentSearch = "content_search";
   static const String templateParser = 'template_parser';
+  static const String dataFormat = 'data_format';
 
   // 编辑菜单项
   static const String undo = 'undo';

win_text_editor/lib/modules/data_format/controllers/data_format_controller.dart

@@ -0,0 +1,34 @@
+import 'package:win_text_editor/shared/base/base_content_controller.dart';
+import 'grid_view_controller.dart';
+
+class DataFormatController extends BaseContentController {
+  final GridViewController gridController;
+
+  //---------------初始化方法----
+
+  DataFormatController() : gridController = GridViewController() {
+    _setupCrossControllerCommunication();
+  }
+
+  //设置跨控制器状态协同
+  void _setupCrossControllerCommunication() {}
+
+  //----------------业务入口方法-----
+
+  //--------------------私有方法---------
+
+  //-----------框架回调--
+  @override
+  void onOpenFile(String filePath) {}
+
+  @override
+  void onOpenFolder(String folderPath) {
+    // 不支持打开文件夹
+  }
+
+  @override
+  void dispose() {
+    gridController.dispose();
+    super.dispose();
+  }
+}

win_text_editor/lib/modules/data_format/controllers/grid_view_controller.dart

@@ -0,0 +1,53 @@
+// grid_view_controller.dart
+import 'package:win_text_editor/shared/base/safe_notifier.dart';
+import 'package:win_text_editor/modules/template_parser/models/template_node.dart';
+
+class GridViewController extends SafeNotifier {
+  List<TemplateItem> _templateItems = [];
+  List<TemplateItem> _filteredItems = [];
+  bool _isFilterApplied = false;
+
+  List<TemplateItem> get displayedItems => _isFilterApplied ? _filteredItems : _templateItems;
+  bool get isFilterApplied => _isFilterApplied;
+  List<TemplateItem> get templateItems => _templateItems;
+
+  // 新增方法：更新节点引用
+  List<TemplateNode>? _currentTreeNodes;
+  void updateTreeNodesRef(List<TemplateNode> nodes) {
+    _currentTreeNodes = nodes;
+    safeNotify();
+  }
+
+  List<TemplateNode> getSelectedNodes() {
+    if (_currentTreeNodes == null) return [];
+
+    List<TemplateNode> selectedNodes = [];
+    void traverse(TemplateNode node) {
+      if (node.isChecked) selectedNodes.add(node);
+      for (var child in node.children) {
+        traverse(child);
+      }
+    }
+
+    for (var node in _currentTreeNodes!) {
+      traverse(node);
+    }
+    return selectedNodes;
+  }
+
+  void updateTemplateItems(List<TemplateItem> items) {
+    _templateItems = items;
+    safeNotify();
+  }
+
+  void applyFilter(List<TemplateItem> filteredItems) {
+    _filteredItems = filteredItems;
+    _isFilterApplied = true;
+    safeNotify();
+  }
+
+  void clearFilter() {
+    _isFilterApplied = false;
+    safeNotify();
+  }
+}

win_text_editor/lib/modules/data_format/models/template_node.dart

@@ -0,0 +1,64 @@
+import 'package:flutter/material.dart';
+import 'package:win_text_editor/shared/components/tree_view.dart';
+
+class TemplateNode implements TreeNode {
+  @override
+  final String name;
+  @override
+  final List<TemplateNode> children;
+  @override
+  final int depth;
+  @override
+  bool isExpanded;
+
+  final String path;
+  bool isRepeated;
+  bool isAttribute;
+  int repreatCount;
+  bool isChecked; // 新增属性，用于记录节点是否被选中
+
+  TemplateNode({
+    required this.name,
+    required this.children,
+    required this.depth,
+    required this.path,
+    this.isExpanded = false,
+    this.isRepeated = false,
+    this.isAttribute = false,
+    this.repreatCount = 1,
+    this.isChecked = false, // 初始化默认未选中
+  });
+
+  @override
+  bool get isDirectory => children.isNotEmpty;
+
+  @override
+  IconData? get iconData => isAttribute ? Icons.code : Icons.label_outline;
+
+  @override
+  String get id => path;
+}
+
+enum NodeType { element, attribute, text }
+
+class TemplateItem {
+  final int id;
+  final String rowId;
+  final String content;
+  final String xPath;
+  final String value;
+  final NodeType nodeType;
+
+  TemplateItem({
+    required this.id,
+    required this.rowId,
+    required this.content,
+    required this.xPath,
+    required this.value,
+    required this.nodeType,
+  });
+
+  bool matchesPath(String path) {
+    return xPath == path;
+  }
+}

win_text_editor/lib/modules/data_format/widgets/data_format_view.dart

@@ -0,0 +1,55 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+import 'package:win_text_editor/framework/controllers/tab_items_controller.dart';
+import 'package:win_text_editor/modules/data_format/controllers/data_format_controller.dart';
+import 'package:win_text_editor/modules/data_format/widgets/grid_view.dart';
+
+class DataFormatView extends StatefulWidget {
+  final String tabId;
+  const DataFormatView({super.key, required this.tabId});
+
+  @override
+  State<DataFormatView> createState() => _DataFormatViewState();
+}
+
+class _DataFormatViewState extends State<DataFormatView> {
+  late final DataFormatController _controller;
+
+  get tabManager => Provider.of<TabItemsController>(context, listen: false);
+
+  @override
+  void initState() {
+    super.initState();
+    _controller = tabManager.getController(widget.tabId) ?? DataFormatController();
+  }
+
+  @override
+  void dispose() {
+    _controller.dispose();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return MultiProvider(
+      providers: [
+        ChangeNotifierProvider.value(value: _controller),
+        ChangeNotifierProvider.value(value: _controller.gridController),
+      ],
+      child: Padding(
+        padding: const EdgeInsets.all(8.0),
+        child: Column(children: [const SizedBox(height: 8), Expanded(child: _buildMainContent())]),
+      ),
+    );
+  }
+
+  Widget _buildMainContent() {
+    return Consumer<DataFormatController>(
+      builder: (context, controller, _) {
+        return const Row(
+          children: [SizedBox(width: 8), Expanded(child: Card(child: DataGridView()))],
+        );
+      },
+    );
+  }
+}

win_text_editor/lib/modules/data_format/widgets/grid_view.dart

@@ -0,0 +1,215 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+import 'package:syncfusion_flutter_datagrid/datagrid.dart';
+import 'package:win_text_editor/modules/template_parser/controllers/grid_view_controller.dart';
+import 'package:win_text_editor/modules/template_parser/models/template_node.dart';
+import 'package:file_picker/file_picker.dart';
+import 'dart:io';
+
+class DataGridView extends StatelessWidget {
+  const DataGridView({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Consumer<GridViewController>(
+      builder: (context, controller, _) {
+        return GestureDetector(
+          onSecondaryTapDown: (details) {
+            _showContextMenu(context, details.globalPosition, controller);
+          },
+          child: _buildGridView(controller),
+        );
+      },
+    );
+  }
+
+  Future<void> _showContextMenu(
+    BuildContext context,
+    Offset position,
+    GridViewController controller,
+  ) async {
+    final renderBox = context.findRenderObject() as RenderBox;
+    final localPosition = renderBox.globalToLocal(position);
+
+    final result = await showMenu<String>(
+      context: context,
+      position: RelativeRect.fromLTRB(
+        position.dx,
+        position.dy,
+        position.dx + renderBox.size.width - localPosition.dx,
+        position.dy + renderBox.size.height - localPosition.dy,
+      ),
+      items: [const PopupMenuItem<String>(value: 'export', child: Text('导出(csv)'))],
+    );
+
+    if (result == 'export' && context.mounted) {
+      try {
+        await _exportToCsv(controller);
+      } catch (e) {
+        if (context.mounted) {
+          ScaffoldMessenger.of(
+            context,
+          ).showSnackBar(SnackBar(content: Text('导出失败: ${e.toString()}')));
+        }
+      }
+    }
+  }
+
+  Future<void> _exportToCsv(GridViewController controller) async {
+    final selectedNodes = controller.getSelectedNodes();
+    if (selectedNodes.isEmpty) return;
+
+    // 直接从数据源获取数据
+    final dataSource = _TemplateItemDataSource(
+      rows: _buildDataRows(selectedNodes, controller.displayedItems),
+      selectedNodes: selectedNodes,
+    );
+
+    // 构建表头
+    String csvData = '序号\t';
+    csvData += selectedNodes
+        .map((node) => node.isAttribute ? node.name.substring(1) : node.name)
+        .join('\t');
+    csvData += '\n';
+
+    // 填充数据
+    for (final row in dataSource.rows) {
+      csvData += '${row.getCells()[0].value}\t'; // 序号
+      for (int i = 1; i < row.getCells().length; i++) {
+        csvData += row.getCells()[i].value.toString();
+        if (i < row.getCells().length - 1) csvData += '\t';
+      }
+      csvData += '\n';
+    }
+
+    // 保存文件
+    final filePath = await FilePicker.platform.saveFile(
+      dialogTitle: '保存导出结果',
+      fileName: 'template_results.csv',
+      type: FileType.custom,
+      allowedExtensions: ['csv'],
+    );
+
+    if (filePath != null) {
+      await File(filePath).writeAsString(csvData);
+    }
+  }
+
+  Widget _buildGridView(GridViewController controller) {
+    final selectedNodes = controller.getSelectedNodes();
+
+    if (selectedNodes.isEmpty) {
+      return const Center(child: Text('请在左侧树中选择要显示的节点（勾选复选框）'));
+    }
+
+    // 获取所有需要显示的数据项
+    final allItems = controller.displayedItems;
+
+    // 构建数据行 - 每个父节点实例为一行
+    final rows = _buildDataRows(selectedNodes, allItems);
+
+    final dataSource = _TemplateItemDataSource(rows: rows, selectedNodes: selectedNodes);
+
+    // 构建列
+    final columns = <GridColumn>[
+      GridColumn(
+        columnName: 'index',
+        width: 60,
+        label: Container(
+          padding: const EdgeInsets.all(8.0),
+          color: Colors.grey[200],
+          alignment: Alignment.center,
+          child: const Text('序号'),
+        ),
+      ),
+      ...selectedNodes.map((node) {
+        return GridColumn(
+          columnName: node.path,
+          label: Container(
+            padding: const EdgeInsets.all(8.0),
+            alignment: Alignment.center,
+            color: Colors.grey[200],
+            child: Text(node.isAttribute ? node.name.substring(1) : node.name),
+          ),
+        );
+      }).toList(),
+    ];
+
+    return SfDataGrid(
+      source: dataSource,
+      columns: columns,
+      gridLinesVisibility: GridLinesVisibility.both,
+      headerGridLinesVisibility: GridLinesVisibility.both,
+      columnWidthMode: ColumnWidthMode.fill,
+    );
+  }
+
+  List<Map<String, dynamic>> _buildDataRows(
+    List<TemplateNode> selectedNodes,
+    List<TemplateItem> allItems,
+  ) {
+    final instanceMap = <String, Map<String, dynamic>>{};
+
+    // 1. 先按实例分组
+    for (final item in allItems) {
+      // 2. 只填充选中的列
+      if (selectedNodes.any((n) => n.path == item.xPath)) {
+        final instanceId = item.rowId; // 或使用其他分组逻辑
+        instanceMap.putIfAbsent(instanceId, () => {'_index': instanceMap.length + 1});
+        instanceMap[instanceId]![item.xPath] = item.value;
+      }
+    }
+
+    // 3. 确保所有选中列都存在
+    return instanceMap.values.map((row) {
+      for (final node in selectedNodes) {
+        row.putIfAbsent(node.path, () => row[node.path] ?? '');
+      }
+      return row;
+    }).toList();
+  }
+}
+
+class _TemplateItemDataSource extends DataGridSource {
+  final List<Map<String, dynamic>> _rows;
+  final List<TemplateNode> selectedNodes;
+
+  _TemplateItemDataSource({required List<Map<String, dynamic>> rows, required this.selectedNodes})
+    : _rows = rows;
+
+  @override
+  List<DataGridRow> get rows {
+    // print("[DEBUG] 原始可加载记录数:${_rows.length}");
+    return _rows.asMap().entries.map((entry) {
+      final index = entry.key;
+      final rowData = entry.value;
+
+      return DataGridRow(
+        cells: [
+          DataGridCell<int>(columnName: 'index', value: index + 1),
+          ...selectedNodes.map((node) {
+            return DataGridCell<String>(
+              columnName: node.path,
+              value: rowData[node.path]?.toString() ?? '',
+            );
+          }).toList(),
+        ],
+      );
+    }).toList();
+  }
+
+  @override
+  DataGridRowAdapter? buildRow(DataGridRow row) {
+    return DataGridRowAdapter(
+      cells:
+          row.getCells().map<Widget>((dataGridCell) {
+            return Container(
+              padding: const EdgeInsets.all(8.0),
+              alignment:
+                  dataGridCell.columnName == 'index' ? Alignment.center : Alignment.centerLeft,
+              child: Text(dataGridCell.value.toString()),
+            );
+          }).toList(),
+    );
+  }
+}

win_text_editor/lib/modules/module_router.dart

@@ -10,6 +10,7 @@ import 'package:win_text_editor/modules/template_parser/widgets/template_parser_
 class RouterKey {
   static const String contentSearch = 'content_search';
   static const String templateParser = 'template_parser';
+  static const String dataFormat = 'data_format';
   static const String textEditor = 'text_editor';
 }
 

win_text_editor/lib/modules/template_parser/controllers/filter_controller.dart

@@ -2,9 +2,9 @@
 import 'package:flutter/foundation.dart';
 import 'package:win_text_editor/framework/controllers/logger.dart';
 import 'package:win_text_editor/modules/template_parser/models/template_node.dart';
-import 'template_notifier.dart';
+import '../../../shared/base/safe_notifier.dart';
 
-class FilterController extends TemplateNotifier {
+class FilterController extends SafeNotifier {
   String? _selectedFilterField;
   String? _selectedFilterOperator;
   String _filterValue = '';

win_text_editor/lib/modules/template_parser/controllers/grid_view_controller.dart

@@ -1,8 +1,8 @@
 // grid_view_controller.dart
 import 'package:win_text_editor/modules/template_parser/models/template_node.dart';
-import 'template_notifier.dart';
+import '../../../shared/base/safe_notifier.dart';
 
-class GridViewController extends TemplateNotifier {
+class GridViewController extends SafeNotifier {
   List<TemplateItem> _templateItems = [];
   List<TemplateItem> _filteredItems = [];
   bool _isFilterApplied = false;

win_text_editor/lib/modules/template_parser/controllers/tree_view_controller.dart

@@ -1,9 +1,9 @@
 // tree_view_controller.dart
 
 import 'package:win_text_editor/modules/template_parser/models/template_node.dart';
-import 'template_notifier.dart';
+import '../../../shared/base/safe_notifier.dart';
 
-class TreeViewController extends TemplateNotifier {
+class TreeViewController extends SafeNotifier {
   //根节点
   List<TemplateNode> _treeNodes = [];
   TemplateNode? _selectedNode;

win_text_editor/lib/modules/template_parser/widgets/grid_view.dart

@@ -7,9 +7,7 @@ import 'package:file_picker/file_picker.dart';
 import 'dart:io';
 
 class TemplateGridView extends StatelessWidget {
-  final GridViewController controller;
+  const TemplateGridView({super.key});
-
-  const TemplateGridView({super.key, required this.controller});
 
   @override
   Widget build(BuildContext context) {

win_text_editor/lib/modules/template_parser/widgets/template_parser_view.dart

@@ -99,7 +99,7 @@ class _TemplateParserViewState extends State<TemplateParserView> {
               ),
             ),
             const SizedBox(width: 8),
-            Expanded(child: Card(child: TemplateGridView(controller: controller.gridController))),
+            const Expanded(child: Card(child: TemplateGridView())),
           ],
         );
       },

win_text_editor/lib/shared/base/safe_notifier.dart

@@ -1,7 +1,7 @@
 // template_notifier.dart
 import 'package:flutter/foundation.dart';
 
-abstract class TemplateNotifier extends ChangeNotifier {
+abstract class SafeNotifier extends ChangeNotifier {
   @protected
   void safeNotify() {
     if (hasListeners) notifyListeners();