flutter_integrated_whb/lib/pages/home/low_page.dart

import 'package:flutter/material.dart';
import 'package:qhd_prevention/pages/my_appbar.dart';
import 'package:qhd_prevention/tools/tools.dart';
import '../../http/ApiService.dart';
import '/customWidget/search_bar_widget.dart';

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

  @override
  State<LowPage> createState() => _LowPagePageState();
}

class _LowPagePageState extends State<LowPage> {
  // 模拟数据
  final List<Map<String, dynamic>> _dataInfos = List.generate(10, (i) {
    return {
      'title': '测试数据标题标题 ${i + 1}',
    };
  });

  final TextEditingController _searchController = TextEditingController();
  String treeJson="";

  @override
  void initState() {
    // TODO: implement initState
    super.initState();

    _getLowList();
  }

  Future<void> _getLowList() async {
    try {

      final result = await ApiService.getHiddenTreatmentListTree();
      if (result['result'] == 'success') {
        setState(() {
          treeJson= result['zTreeNodes'];
        });

      }else{
        _showMessage('加载数据失败');
      }
    } catch (e) {
      // 出错时可以 Toast 或者在页面上显示错误状态
      print('加载数据失败：$e');
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: MyAppbar(
        title: "法律法规",
      ),
      body: SafeArea(
          child: _vcDetailWidget()
      ),
    );
  }

  Widget _vcDetailWidget() {
    return Column(
      children: [
        Padding(
          padding: EdgeInsets.all(10),
          child: SearchBarWidget(
            controller: _searchController,
            onSearch: (keyboard) {
              // 输入请求接口

            },
          ),
        ),

        // 修复：使用Expanded包裹ListView确保正确高度
        Expanded(
          child: ListView.separated(
            separatorBuilder: (_, __) => const Divider(height: 0.5, color: Colors.black12,),
            itemCount: _dataInfos.length,
            itemBuilder: (context, index) {
              final item = _dataInfos[index];
              return _fxitemCell(item);
            },
          ),
        ),
      ],
    );
  }

  Widget _fxitemCell(final item) {
    String title = item['title'];

    return Container(
      height: 50,
      color: Colors.white,
      padding: EdgeInsets.symmetric(horizontal: 16), // 添加水平内边距
      child: Row(
        mainAxisAlignment: MainAxisAlignment.spaceBetween,
        children: [
          Text(title), 
          Icon(Icons.arrow_forward_ios, color: Colors.black26,)
        ],
      ),
    );
  }

  void _showMessage(String msg) {
    ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(msg)));
  }
}