fix download

lib/pages/illust_page.dart

@@ -74,11 +74,6 @@ class _IllustPageState extends State<IllustPage> {
   }
 
   Widget buildImage(double width, double height, int index) {
-    File? downloadFile;
-    if(widget.illust.downloaded) {
-      downloadFile = DownloadManager().getImage(widget.illust.id, index);
-    }
-
     if (index == 0) {
       return Text(
         widget.illust.title,
@@ -86,6 +81,10 @@ class _IllustPageState extends State<IllustPage> {
       ).paddingVertical(8).paddingHorizontal(12);
     }
     index--;
+    File? downloadFile;
+    if(widget.illust.downloaded) {
+      downloadFile = DownloadManager().getImage(widget.illust.id, index);
+    }
     if (index == widget.illust.images.length) {
       return const SizedBox(
         height: _kBottomBarHeight,
@@ -107,6 +106,7 @@ class _IllustPageState extends State<IllustPage> {
             ? widget.illust.images[index].original
             : "file://${downloadFile.path}"),
         child: Image(
+          key: ValueKey(index),
           image: downloadFile == null
             ? CachedImageProvider(widget.illust.images[index].large) as ImageProvider
             : FileImage(downloadFile) as ImageProvider,

lib/pages/image_page.dart

@@ -53,9 +53,9 @@ class _ImagePageState extends State<ImagePage> with WindowListener{
 
   @override
   Widget build(BuildContext context) {
-    return ColoredBox(
-      color: FluentTheme.of(context).micaBackgroundColor.withOpacity(1),
-      child: Stack(
+    return ScaffoldPage(
+      padding: EdgeInsets.only(top: MediaQuery.of(context).padding.top),
+      content: Stack(
         children: [
           Positioned.fill(child: PhotoView(
             backgroundDecoration: const BoxDecoration(
@@ -82,7 +82,8 @@ class _ImagePageState extends State<ImagePage> with WindowListener{
                   const Expanded(
                     child: DragToMoveArea(child: SizedBox.expand(),),
                   ),
-                  WindowButtons(key: ValueKey(windowButtonKey),),
+                  if(App.isDesktop)
+                    WindowButtons(key: ValueKey(windowButtonKey),),
                 ],
               ),
             ),