improve: transition between folders with previewable items (i.e, images) less rough

src/lib/components/xp/Previewable.svelte

@@ -32,8 +32,11 @@
         if(preview_url != null) return;
         if(fs_id == null) return;
         let url = await fs.get_url(fs_id);
-        // console.log('load', fs_id, 'with url', url);
-        preview_url = `url(${url})`;
+
+        let image = new Image();
+        image.src = url;
+        image.onload = () => preview_url = `url(${url})`;
+        
     }
 
 </script>

src/routes/xp/programs/my_computer/viewer.svelte

@@ -286,7 +286,7 @@
 </style>
 <div class="absolute inset-0 overflow-auto bg-slate-50"
     on:drop={on_drop} on:dragover={on_drop_over} bind:this={node_ref}>
-    <div class="w-full min-h-full" class:hidden={id == null} 
+    <div class="w-full min-h-[90%]" class:hidden={id == null} 
         on:contextmenu|self={show_void_menu}>
         {#if sorted_items}
             {#each sorted_items as item (item.id)}