chore(project): 初始化项目基础配置文件
- 添加 CodeGraph、Android 和通用 gitignore 配置 - 创建项目元数据文件跟踪 Flutter 项目属性 - 添加 Codex AI 指导文档 AGENTS.md 说明项目架构 - 配置代码分析选项 analysis_options.yaml - 设置 Android 应用清单权限和 Kiosk 模式配置 - 实现中英文国际化支持 AppLocalizations - 配置 GoRouter 应用路由导航 - 创建明亮工业控制风格的主题配置 AppTheme
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Developer
272
lib/features/program_detail/widgets/step_list.dart
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272
lib/features/program_detail/widgets/step_list.dart
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import 'package:flutter/material.dart';
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import '../../../core/localization/app_localizations.dart';
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import '../../../core/theme/app_theme.dart';
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import '../../../shared/widgets/common_button.dart';
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import '../../programs/models/step.dart' as models;
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/// 步骤列表组件
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class StepList extends StatefulWidget {
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final int programId;
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final List<models.Step> steps;
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final int? selectedStepId;
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final void Function(int?) onStepSelected;
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final void Function() onAddStep;
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final void Function(int oldIndex, int newIndex)? onReorder;
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final void Function(List<int> stepIds)? onDeleteSteps;
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const StepList({
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super.key,
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required this.programId,
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required this.steps,
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this.selectedStepId,
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required this.onStepSelected,
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required this.onAddStep,
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this.onReorder,
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this.onDeleteSteps,
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});
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@override
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State<StepList> createState() => _StepListState();
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}
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class _StepListState extends State<StepList> {
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final Set<int> _selectedIds = {};
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@override
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Widget build(BuildContext context) {
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final l10n = AppLocalizations.of(context);
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final allSelected = _selectedIds.length == widget.steps.length && widget.steps.isNotEmpty;
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return Container(
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color: Colors.white,
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child: Column(
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children: [
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// 标题
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Container(
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height: 50,
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padding: const EdgeInsets.symmetric(horizontal: 16),
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decoration: BoxDecoration(
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color: AppTheme.primaryColor.withValues(alpha: 0.1),
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),
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child: Row(
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children: [
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Icon(Icons.list, color: AppTheme.primaryColor, size: 20),
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const SizedBox(width: 12),
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Text(
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'步骤列表',
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style: TextStyle(
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color: AppTheme.primaryColor,
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fontWeight: FontWeight.w600,
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),
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),
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const Spacer(),
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Text(
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'${widget.steps.length} 步',
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style: TextStyle(
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color: AppTheme.textSecondary,
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fontSize: 12,
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),
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),
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],
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),
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),
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// 表头
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Container(
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height: 40,
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padding: const EdgeInsets.symmetric(horizontal: 12),
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decoration: BoxDecoration(
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border: Border(
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bottom: BorderSide(color: AppTheme.idleColor.withValues(alpha: 0.2)),
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),
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),
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child: Row(
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children: [
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SizedBox(
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width: 40,
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child: Checkbox(
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value: allSelected,
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onChanged: (value) {
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setState(() {
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if (value == true) {
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_selectedIds.clear();
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_selectedIds.addAll(widget.steps.map((s) => s.id!));
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} else {
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_selectedIds.clear();
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}
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});
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},
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),
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),
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SizedBox(width: 40, child: Text('#', style: TextStyle(fontSize: 12))),
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Expanded(child: Text(l10n?.stepName ?? '名称', style: TextStyle(fontSize: 12))),
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SizedBox(width: 60, child: Text(l10n?.position ?? '孔位', style: TextStyle(fontSize: 12))),
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],
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),
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),
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// 步骤列表（可拖拽排序）
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Expanded(
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child: widget.steps.isEmpty
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? Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.add_circle_outline, size: 48, color: AppTheme.idleColor),
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const SizedBox(height: 12),
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Text('暂无步骤', style: TextStyle(color: AppTheme.textSecondary)),
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],
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),
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)
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: ReorderableListView.builder(
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padding: const EdgeInsets.all(8),
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itemCount: widget.steps.length,
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onReorder: (oldIndex, newIndex) {
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if (widget.onReorder != null) {
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// 调整 newIndex（ReorderableListView 的特殊行为）
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if (newIndex > oldIndex) newIndex -= 1;
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widget.onReorder!(oldIndex, newIndex);
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}
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},
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itemBuilder: (context, index) {
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final step = widget.steps[index];
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final isSelected = widget.selectedStepId == step.id || _selectedIds.contains(step.id);
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return _buildStepItem(step, isSelected, index);
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},
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),
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),
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// 底部操作栏
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Container(
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height: 60,
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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border: Border(
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top: BorderSide(color: AppTheme.idleColor.withValues(alpha: 0.2)),
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),
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),
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child: Row(
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children: [
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// 添加按钮
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CommonButton(
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text: '添加',
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icon: Icons.add,
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type: ButtonType.primary,
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onPressed: widget.onAddStep,
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),
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const SizedBox(width: 12),
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// 删除按钮
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if (_selectedIds.isNotEmpty)
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CommonButton(
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text: '删除',
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icon: Icons.delete,
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type: ButtonType.danger,
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onPressed: () => _showDeleteConfirmDialog(context),
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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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);
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}
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/// 步骤项
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Widget _buildStepItem(models.Step step, bool isSelected, int index) {
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return Container(
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key: ValueKey(step.id),
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margin: const EdgeInsets.symmetric(vertical: 2),
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decoration: BoxDecoration(
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color: isSelected ? AppTheme.primaryLight.withValues(alpha: 0.3) : Colors.white,
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borderRadius: BorderRadius.circular(4),
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border: isSelected ? Border.all(color: AppTheme.primaryColor, width: 2) : null,
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),
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child: ListTile(
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dense: true,
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leading: Checkbox(
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value: _selectedIds.contains(step.id),
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onChanged: (value) {
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setState(() {
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if (value == true) {
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_selectedIds.add(step.id!);
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} else {
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_selectedIds.remove(step.id!);
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}
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});
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},
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),
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title: Row(
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children: [
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Container(
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width: 30,
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alignment: Alignment.center,
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child: Text(
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'${step.stepNo}',
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style: TextStyle(
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color: AppTheme.primaryColor,
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fontWeight: FontWeight.bold,
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),
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),
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),
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const SizedBox(width: 8),
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Expanded(child: Text(step.name)),
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
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decoration: BoxDecoration(
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color: AppTheme.primaryColor.withValues(alpha: 0.1),
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borderRadius: BorderRadius.circular(4),
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),
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child: Text(
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step.position,
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style: TextStyle(
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color: AppTheme.primaryColor,
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fontSize: 12,
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),
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),
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),
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],
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),
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trailing: Icon(Icons.drag_handle, color: AppTheme.idleColor),
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onTap: () => widget.onStepSelected(step.id),
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),
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);
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}
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/// 显示删除确认对话框
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void _showDeleteConfirmDialog(BuildContext context) {
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final l10n = AppLocalizations.of(context);
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showDialog(
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context: context,
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builder: (ctx) => AlertDialog(
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title: Text(l10n?.confirm ?? '确认'),
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content: Text(
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_selectedIds.length == 1
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? '确定要删除此步骤吗？'
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: '确定要删除选中的 ${_selectedIds.length} 个步骤吗？',
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.of(ctx).pop(),
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child: Text(l10n?.cancel ?? '取消'),
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),
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ElevatedButton(
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style: ElevatedButton.styleFrom(
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backgroundColor: AppTheme.errorColor,
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foregroundColor: Colors.white,
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),
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onPressed: () {
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Navigator.of(ctx).pop();
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if (widget.onDeleteSteps != null) {
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widget.onDeleteSteps!(_selectedIds.toList());
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}
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setState(() {
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_selectedIds.clear();
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});
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},
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child: Text(l10n?.confirm ?? '确认'),
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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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