Fixup! Fix stuck when loading preview

app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryDetailScene.kt

@@ -708,13 +708,13 @@ class GalleryDetailScene : CollapsingToolbarScene(), View.OnClickListener, Downl
             viewLifecycleOwner.lifecycleScope.launchIO {
                 for (i in 0 until previewSet.size()) {
                     val view = inflater.inflate(R.layout.item_gallery_preview, gridLayout, false)
-                    withUIContext {
-                        gridLayout.addView(view)
-                    }
                     val image = view.findViewById<LoadImageView>(R.id.image)
                     previewSet.load(image, gd.gid, i)
                     image.setTag(R.id.index, i)
-                    image.setOnClickListener(this@GalleryDetailScene)
+                    withUIContext {
+                        gridLayout.addView(view)
+                        image.setOnClickListener(this@GalleryDetailScene)
+                    }
                     val text = view.findViewById<TextView>(R.id.text)
                     text.text = (previewSet.getPosition(i) + 1).toString()
                 }