adjustment

Gallery.Share/Resources/Languages/zh-CN.xml

@@ -12,4 +12,5 @@
     <ProxyHost>代理主机</ProxyHost>
     <ProxyPort>代理端口</ProxyPort>
     <Favorite>收藏夹</Favorite>
+    <Huaban>花瓣网</Huaban>
 </root>

Gallery.Share/Resources/UI/GalleryCollectionPage.cs

@@ -446,11 +446,19 @@ namespace Gallery.Resources.UI
             {
                 if (item.PreviewImage == null)
                 {
-                    var image = await Store.LoadPreviewImage(item, false);
+                    var image = await Store.LoadRawImage(item, false);
                     if (image != null)
                     {
                         item.PreviewImage = image;
                     }
+                    else
+                    {
+                        image = await Store.LoadPreviewImage(item, false);
+                        if (image != null)
+                        {
+                            item.PreviewImage = image;
+                        }
+                    }
                 }
                 item.IsFavorite = favorites.Any(i => i.SourceEquals(item));
             }