Added in API level 11
Deprecated in API level 28

OnBackStackChangedListener

Kotlin |Java

interface OnBackStackChangedListener

android.app.FragmentManager.OnBackStackChangedListener

Known Direct Subclasses

FragmentBreadCrumbs

Helper class for showing "bread crumbs" representing the fragment stack in an activity.

Interface to watch for changes to the back stack.

Summary

Public methods
abstract Unit	`onBackStackChanged()` Called whenever the contents of the back stack change.

Public methods

onBackStackChanged

Added in API level 11

abstract fun onBackStackChanged(): Unit

Deprecated: Deprecated in Java.

Called whenever the contents of the back stack change.

Content and code samples on this page are subject to the licenses described in the Content License. Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.

Last updated 2025-02-10 UTC.

WeChat
Follow Android Developers on WeChat
X
Follow @AndroidDev on X
YouTube
Check out Android Developers on YouTube