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mod: 不使用FixedCrossAxisCount，改为MaxCrossAxisExtent

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This commit is contained in:
orz12
2024-01-26 23:08:29 +08:00
parent bf6cef3a19
commit 283262c58e
11 changed files with 83 additions and 143 deletions
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36
lib/pages/rcmd/view.dart
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@@ -13,6 +13,7 @@ import 'package:pilipala/common/widgets/video_card_v.dart';
import 'package:pilipala/pages/home/index.dart';
import 'package:pilipala/pages/main/index.dart';
import '../../utils/grid.dart';
import 'controller.dart';
class RcmdPage extends StatefulWidget {
@@ -88,9 +89,11 @@ class _RcmdPageState extends State<RcmdPage>
slivers: [
SliverPadding(
padding:
const EdgeInsets.fromLTRB(0, StyleString.safeSpace, 0, 0),
sliver: Obx(() { // 使用Obx来监听数据的变化
if (_rcmdController.isLoadingMore && _rcmdController.videoList.isEmpty) {
const EdgeInsets.fromLTRB(0, StyleString.safeSpace, 0, 0),
sliver: Obx(() {
// 使用Obx来监听数据的变化
if (_rcmdController.isLoadingMore &&
_rcmdController.videoList.isEmpty) {
return contentGrid(_rcmdController, []);
// 如果正在加载并且列表为空，则显示加载指示器
// return const SliverToBoxAdapter(
@@ -98,7 +101,8 @@ class _RcmdPageState extends State<RcmdPage>
// );
} else {
// 显示视频列表
return contentGrid(_rcmdController, _rcmdController.videoList);
return contentGrid(
_rcmdController, _rcmdController.videoList);
}
}),
),
@@ -120,35 +124,23 @@ class _RcmdPageState extends State<RcmdPage>
}
Widget contentGrid(ctr, videoList) {
// double maxWidth = Get.size.width;
// int baseWidth = 500;
// int step = 300;
// int crossAxisCount =
// maxWidth > baseWidth ? 2 + ((maxWidth - baseWidth) / step).ceil() : 2;
// if (maxWidth < 300) {
// crossAxisCount = 1;
// }
int crossAxisCount = ctr.crossAxisCount.value;
double mainAxisExtent = (Get.size.width /
crossAxisCount /
StyleString.aspectRatio) +
(crossAxisCount == 1 ? 68 : MediaQuery.textScalerOf(context).scale(86));
return SliverGrid(
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
gridDelegate: SliverGridDelegateWithMaxCrossAxisExtent(
// 行间距
mainAxisSpacing: StyleString.safeSpace,
// 列间距
crossAxisSpacing: StyleString.safeSpace,
// 列数
crossAxisCount: crossAxisCount,
mainAxisExtent: mainAxisExtent,
// 最大宽度
maxCrossAxisExtent: Grid.maxRowWidth,
mainAxisExtent: Grid.calculateActualWidth(context, Grid.maxRowWidth, StyleString.safeSpace) / StyleString.aspectRatio+
MediaQuery.textScalerOf(context).scale(96),
),
delegate: SliverChildBuilderDelegate(
(BuildContext context, int index) {
return videoList!.isNotEmpty
? VideoCardV(
videoItem: videoList[index],
crossAxisCount: crossAxisCount,
longPress: () {
_rcmdController.popupDialog =
_createPopupDialog(videoList[index]);