shenleiandClaude Opus 5
f79ba6327e
lesson_flow.dart 保留流程状态、公共脚手架与小组件，预习/听/说/读/写/独立表达 六个步骤各自成为 part 文件。代码仅搬移并经 dart format 格式化，无用户可见变化。 Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
63 lines
1.9 KiB
Dart
63 lines
1.9 KiB
Dart
part of '../lesson_flow.dart';
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class _PreviewStep extends StatelessWidget {
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const _PreviewStep({
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required this.state,
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required this.item,
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required this.position,
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required this.total,
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required this.onLookup,
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required this.onNext,
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required this.onSkip,
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});
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final VocabularyItem item;
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final AppState state;
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final int position;
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final int total;
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final VoidCallback onLookup;
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final VoidCallback onNext;
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final VoidCallback onSkip;
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@override
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Widget build(BuildContext context) => _LessonScaffold(
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step: 1,
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child: SpacedColumn(
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children: [
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Eyebrow('先认识今天的词 · $position / $total'),
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Text('后面会遇到这些词。', style: Theme.of(context).textTheme.headlineMedium),
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const Text('先听一遍、知道意思就够了，不用马上背会。'),
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SectionCard(
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tint: AppColors.softGreen,
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child: SpacedColumn(
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children: [
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Text(
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item.word,
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style: const TextStyle(
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fontSize: 28,
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fontWeight: FontWeight.w600,
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),
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),
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if (item.ipa != null)
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Text(item.ipa!, style: Theme.of(context).textTheme.bodyMedium),
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Text(item.meaning, style: const TextStyle(fontSize: 17)),
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_AudioRow(label: '播放示范音', speech: item.word),
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LexiconText(item.example, state: state),
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Text(item.exampleMeaning),
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],
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),
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),
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Wrap(
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spacing: 8,
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children: [ActionChip(label: const Text('查词'), onPressed: onLookup)],
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),
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PrimaryButton(
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label: position == total ? '进入课程' : '认识了，下一个',
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onPressed: onNext,
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),
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TextButton(onPressed: onSkip, child: const Text('跳过，直接进入课程')),
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],
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),
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);
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}
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