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This commit is contained in:
quantulr
2023-05-14 22:32:13 +08:00
parent c430ef1621
commit eb918803d4
7 changed files with 77 additions and 140 deletions
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140
lib/material/gallery.dart
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@ -37,13 +37,7 @@ class ImageGrid extends StatefulWidget {
}
class _ImageGridState extends State<ImageGrid> {
late ScrollController _scrollController;
List<ImageResp> imageList = [];
int pageNum = 1;
int pageSize = 10;
bool hasMore = true;
bool loading = false;
final PagingController<int, ImageResp> _pagingController =
PagingController(firstPageKey: 1);
@ -66,26 +60,6 @@ class _ImageGridState extends State<ImageGrid> {
}
}
Future<dynamic> loadImages() async {
loading = true;
if (!hasMore) {
loading = false;
return;
}
print(pageNum);
var resp = await dio.get("/image/history",
queryParameters: {"page": pageNum, "size": pageSize});
ImageListResp imageListResp = ImageListResp.fromJson(resp.data);
hasMore = imageListResp.hasNext;
pageNum = pageNum + 1;
if (mounted) {
setState(() {
imageList.addAll(imageListResp.list);
});
loading = false;
}
}
@override
void initState() {
// TODO: implement initState
@ -93,39 +67,19 @@ class _ImageGridState extends State<ImageGrid> {
_fetchPage(pageKey);
});
super.initState();
// print("init");
//
// _scrollController = ScrollController(initialScrollOffset: 5.0)
// ..addListener(() {
// if (_scrollController.offset >=
// _scrollController.position.maxScrollExtent &&
// !_scrollController.position.outOfRange) {
// print("到底了 controller $loading");
// if (!loading) {
// loadImages();
// }
// }
// });
// loadImages();
}
@override
Widget build(BuildContext context) {
return PagedGridView(
pagingController: _pagingController,
builderDelegate: PagedChildBuilderDelegate<ImageResp>(
itemBuilder: (context, item, index) => ImageItem(image: item)),
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: MediaQuery.of(context).size.width > 640 ? 5 : 3),
);
// return GridView.builder(
// itemCount: imageList.length,
// controller: _scrollController,
// gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
// crossAxisCount: MediaQuery.of(context).size.width > 640 ? 5 : 3),
// itemBuilder: (BuildContext context, int index) {
// return ImageItem(image: imageList[index]);
// });
return RefreshIndicator(
child: PagedGridView(
pagingController: _pagingController,
builderDelegate: PagedChildBuilderDelegate<ImageResp>(
itemBuilder: (context, item, index) => ImageItem(image: item)),
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: MediaQuery.of(context).size.width > 640 ? 5 : 3),
),
onRefresh: () => Future.sync(() => _pagingController.refresh()));
}
}
@ -146,7 +100,6 @@ class _ImageItemState extends ConsumerState<ImageItem> {
if (_contextMenuController.isShown) {
_contextMenuController.remove();
}
super.dispose();
}
@ -233,61 +186,24 @@ class _ImageItemState extends ConsumerState<ImageItem> {
@override
Widget build(BuildContext context) {
return CupertinoContextMenu(
actions: [
CupertinoContextMenuAction(
trailingIcon: CupertinoIcons.delete,
child: const Text('删除'),
onPressed: () {
Navigator.pop(context);
// Navigator.pop(context);
// showDialog(
// context: context,
// builder: (BuildContext dialogContext) => AlertDialog(
// title: const Text('删除图片'),
// content: const Text("确认删除图片"),
// actions: [
// TextButton(
// onPressed: () =>
// Navigator.pop(dialogContext, 'Cancel'),
// child: const Text('Cancel'),
// ),
// TextButton(
// onPressed: () {
// Navigator.pop(dialogContext, 'OK');
// // Navigator.pop(context);
// dio
// .delete("/image/delete/${widget.image.id}")
// .then((resp) {
// ref.read(uniqueIdProvider.notifier).updateId();
// // context.go("/");
// });
// },
// child: const Text('OK'),
// ),
// ],
// ));
},
)
],
child: GestureDetector(
onSecondaryTapUp: (TapUpDetails details) {
_showContextMenu(details.globalPosition);
},
onTap: () {
context.go(Uri(
path: "/detail",
queryParameters: {"id": "${widget.image.id}"}).toString());
},
child: Image.network(
kIsWeb
? "/images-api/?url=${dio.options.baseUrl}/image/${widget.image.file_path}&w=512"
: 'https://raichi.hodokencho.com/images-api/?url=${dio.options.baseUrl}/image/${widget.image.file_path}&w=512',
fit: BoxFit.cover,
errorBuilder: (BuildContext context, o, err) {
return const Icon(Icons.error_outline);
},
),
));
return GestureDetector(
onSecondaryTapUp: (TapUpDetails details) {
_showContextMenu(details.globalPosition);
},
onTap: () {
context.go(Uri(
path: "/detail",
queryParameters: {"id": "${widget.image.id}"}).toString());
},
child: Image.network(
kIsWeb
? "/images-api/?url=${dio.options.baseUrl}/image/${widget.image.file_path}&w=512"
: 'https://raichi.hodokencho.com/images-api/?url=${dio.options.baseUrl}/image/${widget.image.file_path}&w=512',
fit: BoxFit.cover,
errorBuilder: (BuildContext context, o, err) {
return const Icon(Icons.error_outline);
},
),
);
}
}