优化

app/src/main/java/io/legado/app/ui/book/changesource/ChangeBookSourceAdapter.kt

@@ -74,9 +74,11 @@ class ChangeBookSourceAdapter(
     override fun registerListener(holder: ItemViewHolder, binding: ItemChangeSourceBinding) {
         holder.itemView.setOnClickListener {
             getItem(holder.layoutPosition)?.let {
+                if (it.bookUrl != callBack.bookUrl) {
                     callBack.changeTo(it)
                 }
             }
+        }
         holder.itemView.onLongClick {
             showMenu(holder.itemView, getItem(holder.layoutPosition))
         }