generated from dellevin/template
103 lines
3.9 KiB
Dart
103 lines
3.9 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import '../providers/app_provider.dart';
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/// 阅读状态选择栏 - 平滑过渡动画
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class BookStatusBar extends StatelessWidget {
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const BookStatusBar({super.key});
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@override
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Widget build(BuildContext context) {
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final colors = Theme.of(context).colorScheme;
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return Consumer<AppProvider>(
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builder: (context, provider, child) {
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final currentIndex = provider.bookStatusIndex;
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return Container(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
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decoration: BoxDecoration(
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color: colors.surface,
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border: Border(bottom: BorderSide(color: colors.outline, width: 0.5)),
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),
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child: Container(
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padding: const EdgeInsets.all(4),
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decoration: BoxDecoration(
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color: colors.surfaceContainerHighest,
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borderRadius: BorderRadius.circular(24),
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),
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child: LayoutBuilder(
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builder: (context, constraints) {
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final tabWidth = constraints.maxWidth / 3;
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return SizedBox(
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height: 40,
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child: Stack(
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children: [
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AnimatedPositioned(
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duration: const Duration(milliseconds: 200),
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curve: Curves.easeInOut,
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left: currentIndex * tabWidth,
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top: 0, bottom: 0, width: tabWidth,
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child: Padding(
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padding: const EdgeInsets.all(3),
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child: Container(
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decoration: BoxDecoration(
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color: colors.primary,
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borderRadius: BorderRadius.circular(20),
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boxShadow: [
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BoxShadow(color: Colors.black.withValues(alpha: 0.1), blurRadius: 8, offset: const Offset(0, 2)),
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],
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),
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),
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),
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),
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Row(
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children: [
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_buildTab(colors, '已读', Icons.check_circle_outline, currentIndex == 0,
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() => provider.setBookStatusIndex(0)),
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_buildTab(colors, '在读', Icons.menu_book_outlined, currentIndex == 1,
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() => provider.setBookStatusIndex(1)),
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_buildTab(colors, '想读', Icons.bookmark_outlined, currentIndex == 2,
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() => provider.setBookStatusIndex(2)),
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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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);
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},
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);
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}
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Widget _buildTab(ColorScheme colors, String label, IconData icon, bool isSelected, VoidCallback onTap) {
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return Expanded(
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child: GestureDetector(
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behavior: HitTestBehavior.opaque,
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onTap: onTap,
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child: AnimatedOpacity(
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opacity: isSelected ? 1.0 : 0.5,
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duration: const Duration(milliseconds: 200),
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curve: Curves.easeInOut,
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child: SizedBox.expand(
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(icon, size: 16, color: isSelected ? colors.onPrimary : colors.onSurface),
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const SizedBox(width: 6),
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Text(label,
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style: TextStyle(
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fontSize: 13,
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fontWeight: isSelected ? FontWeight.w600 : FontWeight.w500,
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color: isSelected ? colors.onPrimary : colors.onSurface,
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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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}
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