zoomable gallery view

add network permission
This commit is contained in:
lukas-heiligenbrunner 2022-09-29 20:32:52 +02:00
parent b9775c05e1
commit b8caf579c3
3 changed files with 27 additions and 15 deletions

View File

@ -2,6 +2,7 @@
package="eu.heili.gallery">
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.INTERNET"/>
<application
android:label="gallery"
android:name="${applicationName}"

View File

@ -1,5 +1,6 @@
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:photo_view/photo_view_gallery.dart';
import 'data_provider/data_provider.dart';
import 'package:photo_view/photo_view.dart';
@ -41,21 +42,31 @@ class _FullScreenImageViewState extends State<FullScreenImageView> {
},
child: Focus(
autofocus: true,
child: PageView.builder(
itemCount: widget.items.length,
controller: _controller,
pageSnapping: true,
itemBuilder: (context, pagePosition) {
return Container(
margin: const EdgeInsets.all(10),
child: PhotoView(
backgroundDecoration:
const BoxDecoration(color: Colors.white),
imageProvider: widget.provider
.getImageProvider(widget.items[pagePosition].uri),
),
child: PhotoViewGallery.builder(
scrollPhysics: const BouncingScrollPhysics(),
builder: (BuildContext context, int index) {
return PhotoViewGalleryPageOptions(
imageProvider: widget.provider.getImageProvider(widget.items[index].uri),
initialScale: PhotoViewComputedScale.contained,
minScale: PhotoViewComputedScale.contained,
heroAttributes: PhotoViewHeroAttributes(tag: widget.items[index].name),
);
}),
},
itemCount: widget.items.length,
loadingBuilder: (context, event) => Center(
child: SizedBox(
width: 20.0,
height: 20.0,
child: CircularProgressIndicator(
value: event == null || event.expectedTotalBytes == null
? null
: event.cumulativeBytesLoaded / event.expectedTotalBytes!,
),
),
),
backgroundDecoration: const BoxDecoration(color: Colors.white),
pageController: _controller,
),
),
),
),

View File

@ -106,7 +106,7 @@ class _ImageGridState extends State<ImageGrid> {
},
);
} else if (snapshot.hasError) {
return const Text("Error loading files");
return Text("Error loading files: ${snapshot.error}");
}
}