diff --git a/app/src/main/java/io/legado/app/lib/dialogs/AlertBuilder.kt b/app/src/main/java/io/legado/app/lib/dialogs/AlertBuilder.kt
index 3c640f384..9c48fa090 100644
--- a/app/src/main/java/io/legado/app/lib/dialogs/AlertBuilder.kt
+++ b/app/src/main/java/io/legado/app/lib/dialogs/AlertBuilder.kt
@@ -47,19 +47,34 @@ interface AlertBuilder<out D : DialogInterface> {
         @Deprecated(NO_GETTER, level = ERROR) get
 
     fun positiveButton(buttonText: String, onClicked: ((dialog: DialogInterface) -> Unit)? = null)
-    fun positiveButton(@StringRes buttonTextResource: Int, onClicked: ((dialog: DialogInterface) -> Unit)? = null)
+    fun positiveButton(
+        @StringRes buttonTextResource: Int,
+        onClicked: ((dialog: DialogInterface) -> Unit)? = null
+    )
 
     fun negativeButton(buttonText: String, onClicked: ((dialog: DialogInterface) -> Unit)? = null)
-    fun negativeButton(@StringRes buttonTextResource: Int, onClicked: ((dialog: DialogInterface) -> Unit)? = null)
+    fun negativeButton(
+        @StringRes buttonTextResource: Int,
+        onClicked: ((dialog: DialogInterface) -> Unit)? = null
+    )
 
     fun neutralButton(buttonText: String, onClicked: ((dialog: DialogInterface) -> Unit)? = null)
-    fun neutralButton(@StringRes buttonTextResource: Int, onClicked: ((dialog: DialogInterface) -> Unit)? = null)
+    fun neutralButton(
+        @StringRes buttonTextResource: Int,
+        onClicked: ((dialog: DialogInterface) -> Unit)? = null
+    )
 
     fun onCancelled(handler: (dialog: DialogInterface) -> Unit)
 
     fun onKeyPressed(handler: (dialog: DialogInterface, keyCode: Int, e: KeyEvent) -> Boolean)
 
-    fun items(items: List<CharSequence>, onItemSelected: (dialog: DialogInterface, index: Int) -> Unit)
+    fun onDismiss(handler: (dialog: DialogInterface) -> Unit)
+
+    fun items(
+        items: List<CharSequence>,
+        onItemSelected: (dialog: DialogInterface, index: Int) -> Unit
+    )
+
     fun <T> items(
         items: List<T>,
         onItemSelected: (dialog: DialogInterface, item: T, index: Int) -> Unit
diff --git a/app/src/main/java/io/legado/app/lib/dialogs/AndroidAlertBuilder.kt b/app/src/main/java/io/legado/app/lib/dialogs/AndroidAlertBuilder.kt
index b03fe17f6..cf53eac12 100644
--- a/app/src/main/java/io/legado/app/lib/dialogs/AndroidAlertBuilder.kt
+++ b/app/src/main/java/io/legado/app/lib/dialogs/AndroidAlertBuilder.kt
@@ -74,15 +74,28 @@ internal class AndroidAlertBuilder(override val ctx: Context) : AlertBuilder<Ale
         builder.setNegativeButton(buttonTextResource) { dialog, _ -> onClicked?.invoke(dialog) }
     }
 
-    override fun neutralButton(buttonText: String, onClicked: ((dialog: DialogInterface) -> Unit)?) {
+    override fun neutralButton(
+        buttonText: String,
+        onClicked: ((dialog: DialogInterface) -> Unit)?
+    ) {
         builder.setNeutralButton(buttonText) { dialog, _ -> onClicked?.invoke(dialog) }
     }
 
-    override fun neutralButton(buttonTextResource: Int, onClicked: ((dialog: DialogInterface) -> Unit)?) {
+    override fun neutralButton(
+        buttonTextResource: Int,
+        onClicked: ((dialog: DialogInterface) -> Unit)?
+    ) {
         builder.setNeutralButton(buttonTextResource) { dialog, _ -> onClicked?.invoke(dialog) }
     }
 
-    override fun items(items: List<CharSequence>, onItemSelected: (dialog: DialogInterface, index: Int) -> Unit) {
+    override fun onDismiss(handler: (dialog: DialogInterface) -> Unit) {
+        builder.setOnDismissListener(handler)
+    }
+
+    override fun items(
+        items: List<CharSequence>,
+        onItemSelected: (dialog: DialogInterface, index: Int) -> Unit
+    ) {
         builder.setItems(Array(items.size) { i -> items[i].toString() }) { dialog, which ->
             onItemSelected(dialog, which)
         }
diff --git a/app/src/main/java/io/legado/app/ui/association/ImportBookSourceActivity.kt b/app/src/main/java/io/legado/app/ui/association/ImportBookSourceActivity.kt
index 383673e94..fea9c0082 100644
--- a/app/src/main/java/io/legado/app/ui/association/ImportBookSourceActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/association/ImportBookSourceActivity.kt
@@ -73,9 +73,10 @@ class ImportBookSourceActivity : VMBaseActivity<ImportBookSourceViewModel>(
     private fun errorDialog(msg: String) {
         alert(getString(R.string.error), msg) {
             okButton { }
-        }.show().setOnDismissListener {
-            finish()
-        }
+            onDismiss {
+                finish()
+            }
+        }.show()
     }
 
     private fun successDialog() {
diff --git a/app/src/main/java/io/legado/app/ui/association/ImportReplaceRuleActivity.kt b/app/src/main/java/io/legado/app/ui/association/ImportReplaceRuleActivity.kt
index a7683b010..04d6426fb 100644
--- a/app/src/main/java/io/legado/app/ui/association/ImportReplaceRuleActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/association/ImportReplaceRuleActivity.kt
@@ -75,9 +75,10 @@ class ImportReplaceRuleActivity : VMBaseActivity<ImportReplaceRuleViewModel>(
     private fun errorDialog(msg: String) {
         alert("导入出错", msg) {
             okButton { }
-        }.show().setOnDismissListener {
-            finish()
-        }
+            onDismiss {
+                finish()
+            }
+        }.show()
     }
 
     private fun successDialog(allSource: ArrayList<ReplaceRule>) {
@@ -88,8 +89,9 @@ class ImportReplaceRuleActivity : VMBaseActivity<ImportReplaceRuleViewModel>(
             noButton {
 
             }
-        }.show().setOnDismissListener {
-            finish()
-        }
+            onDismiss {
+                finish()
+            }
+        }.show()
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/ui/association/ImportRssSourceActivity.kt b/app/src/main/java/io/legado/app/ui/association/ImportRssSourceActivity.kt
index 5e2c448d5..fbb54ba1e 100644
--- a/app/src/main/java/io/legado/app/ui/association/ImportRssSourceActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/association/ImportRssSourceActivity.kt
@@ -72,9 +72,10 @@ class ImportRssSourceActivity : VMBaseActivity<ImportRssSourceViewModel>(
     private fun errorDialog(msg: String) {
         alert(getString(R.string.error), msg) {
             okButton { }
-        }.show().setOnDismissListener {
-            finish()
-        }
+            onDismiss {
+                finish()
+            }
+        }.show()
     }
 
     private fun successDialog() {
diff --git a/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt b/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt
index bc5257cef..33b708d59 100644
--- a/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt
+++ b/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt
@@ -153,9 +153,10 @@ class BackupConfigFragment : BasePreferenceFragment(),
             multiChoiceItems(Restore.ignoreTitle, checkedItems) { _, which, isChecked ->
                 Restore.ignoreConfig[Restore.ignoreKeys[which]] = isChecked
             }
-        }.show().setOnDismissListener {
-            Restore.saveIgnoreConfig()
-        }
+            onDismiss {
+                Restore.saveIgnoreConfig()
+            }
+        }.show()
     }
 
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {