优化

app/src/main/java/io/legado/app/ui/book/changecover/ChangeCoverDialog.kt

@@ -26,8 +26,7 @@ class ChangeCoverDialog : BaseDialogFragment(),
         const val tag = "changeCoverDialog"
 
         fun show(manager: FragmentManager, name: String, author: String) {
-            val fragment = (manager.findFragmentByTag(tag) as? ChangeCoverDialog)
+            val fragment = ChangeCoverDialog().apply {
-                ?: ChangeCoverDialog().apply {
                 val bundle = Bundle()
                 bundle.putString("name", name)
                 bundle.putString("author", author)

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

@@ -37,8 +37,7 @@ class ChangeSourceDialog : BaseDialogFragment(),
         const val tag = "changeSourceDialog"
 
         fun show(manager: FragmentManager, name: String, author: String) {
-            val fragment = (manager.findFragmentByTag(tag) as? ChangeSourceDialog)
+            val fragment = ChangeSourceDialog().apply {
-                ?: ChangeSourceDialog().apply {
                 val bundle = Bundle()
                 bundle.putString("name", name)
                 bundle.putString("author", author)