154 lines
6.0 KiB
Dart
154 lines
6.0 KiB
Dart
import 'package:extended_nested_scroll_view/extended_nested_scroll_view.dart';
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import 'package:get/get.dart';
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import 'package:flutter/material.dart';
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import 'package:pilipala/common/widgets/network_img_layer.dart';
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import 'package:pilipala/pages/video/detail/reply/index.dart';
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import 'package:pilipala/pages/video/detail/controller.dart';
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import 'package:pilipala/pages/video/detail/introduction/index.dart';
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import 'package:pilipala/pages/video/detail/related/index.dart';
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import 'package:pilipala/pages/video/detail/replyReply/index.dart';
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class VideoDetailPage extends StatefulWidget {
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const VideoDetailPage({Key? key}) : super(key: key);
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@override
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State<VideoDetailPage> createState() => _VideoDetailPageState();
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}
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class _VideoDetailPageState extends State<VideoDetailPage>
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with TickerProviderStateMixin {
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final VideoDetailController videoDetailController =
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Get.put(VideoDetailController(), tag: Get.arguments['heroTag']);
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@override
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void initState() {
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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final double statusBarHeight = MediaQuery.of(context).padding.top;
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final double pinnedHeaderHeight = statusBarHeight +
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kToolbarHeight +
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MediaQuery.of(context).size.width * 9 / 16;
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return DefaultTabController(
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initialIndex: videoDetailController.tabInitialIndex,
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length: videoDetailController.tabs.length, // tab的数量.
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child: SafeArea(
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top: false,
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bottom: false,
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child: Stack(
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children: [
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Scaffold(
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key: videoDetailController.scaffoldKey,
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body: ExtendedNestedScrollView(
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headerSliverBuilder:
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(BuildContext context, bool innerBoxIsScrolled) {
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return <Widget>[
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SliverAppBar(
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title: const Text("视频详情"),
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pinned: true,
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elevation: 0,
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scrolledUnderElevation: 0,
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forceElevated: innerBoxIsScrolled,
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expandedHeight:
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MediaQuery.of(context).size.width * 9 / 16,
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collapsedHeight:
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MediaQuery.of(context).size.width * 9 / 16,
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flexibleSpace: FlexibleSpaceBar(
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background: Padding(
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padding: EdgeInsets.only(
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top: MediaQuery.of(context).padding.top),
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child: LayoutBuilder(
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builder: (context, boxConstraints) {
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double maxWidth = boxConstraints.maxWidth;
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double maxHeight = boxConstraints.maxHeight;
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double PR =
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MediaQuery.of(context).devicePixelRatio;
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return Hero(
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tag: videoDetailController.heroTag,
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child: NetworkImgLayer(
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src: videoDetailController.videoItem['pic'],
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width: maxWidth,
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height: maxHeight,
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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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pinnedHeaderSliverHeightBuilder: () {
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return pinnedHeaderHeight;
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},
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onlyOneScrollInBody: true,
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body: Column(
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children: [
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Container(
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height: 45,
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decoration: BoxDecoration(
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border: Border(
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bottom: BorderSide(
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color:
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Theme.of(context).dividerColor.withOpacity(0.1),
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),
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),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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mainAxisSize: MainAxisSize.max,
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children: [
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Container(
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width: 280,
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margin: const EdgeInsets.only(left: 20),
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child: Obx(
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() => TabBar(
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dividerColor: Colors.transparent,
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tabs: videoDetailController.tabs
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.map((String name) => Tab(text: name))
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.toList(),
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),
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),
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),
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// 弹幕开关
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// const Spacer(),
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// Flexible(
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// flex: 2,
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// child: Container(
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// height: 50,
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// ),
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// ),
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],
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),
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),
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Expanded(
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child: TabBarView(
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children: [
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Builder(
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builder: (context) {
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return const CustomScrollView(
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key: PageStorageKey<String>('简介'),
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slivers: <Widget>[
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VideoIntroPanel(),
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RelatedVideoPanel(),
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],
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);
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},
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),
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VideoReplyPanel()
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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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}
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