Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) Deprecated in [API level 28](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) # FragmentLifecycleCallbacks *** ** * ** *** Kotlin \|[Java](https://developer.android.com/reference/android/app/FragmentManager.FragmentLifecycleCallbacks "View this page in Java") ``` abstract class FragmentLifecycleCallbacks ``` |---|---| | [kotlin.Any](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html) || | ↳ | [android.app.FragmentManager.FragmentLifecycleCallbacks](https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#) | *** ** * ** *** > [!CAUTION] > **This class was deprecated in API level 28.** > > Use the [Support Library](https://developer.android.com/tools/extras/support-library.html) androidx.fragment.app.FragmentManager.FragmentLifecycleCallbacks Callback interface for listening to fragment state changes that happen within a given FragmentManager. ## Summary | Public constructors || |---|---| | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#FragmentLifecycleCallbacks()()`
| | Public methods || |---|---| | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentActivityCreated(android.app.FragmentManager,%20android.app.Fragment,%20android.os.Bundle)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!, savedInstanceState: https://developer.android.com/reference/kotlin/android/os/Bundle.html#!)` Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onActivityCreated(android.os.Bundle)`. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentAttached(android.app.FragmentManager,%20android.app.Fragment,%20android.content.Context)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!, context: https://developer.android.com/reference/kotlin/android/content/Context.html#!)` Called after the fragment has been attached to its host. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentCreated(android.app.FragmentManager,%20android.app.Fragment,%20android.os.Bundle)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!, savedInstanceState: https://developer.android.com/reference/kotlin/android/os/Bundle.html#!)` Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onCreate(android.os.Bundle)`. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentDestroyed(android.app.FragmentManager,%20android.app.Fragment)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!)` Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onDestroy()`. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentDetached(android.app.FragmentManager,%20android.app.Fragment)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!)` Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onDetach()`. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentPaused(android.app.FragmentManager,%20android.app.Fragment)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!)` Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onPause()`. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentPreAttached(android.app.FragmentManager,%20android.app.Fragment,%20android.content.Context)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!, context: https://developer.android.com/reference/kotlin/android/content/Context.html#!)` Called right before the fragment's `https://developer.android.com/reference/kotlin/android/app/Fragment#onAttach(android.content.Context)` method is called. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentPreCreated(android.app.FragmentManager,%20android.app.Fragment,%20android.os.Bundle)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!, savedInstanceState: https://developer.android.com/reference/kotlin/android/os/Bundle.html#!)` Called right before the fragment's `https://developer.android.com/reference/kotlin/android/app/Fragment#onCreate(android.os.Bundle)` method is called. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentResumed(android.app.FragmentManager,%20android.app.Fragment)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!)` Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onResume()`. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentSaveInstanceState(android.app.FragmentManager,%20android.app.Fragment,%20android.os.Bundle)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!, outState: https://developer.android.com/reference/kotlin/android/os/Bundle.html#!)` Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onSaveInstanceState(android.os.Bundle)`. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentStarted(android.app.FragmentManager,%20android.app.Fragment)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!)` Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onStart()`. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentStopped(android.app.FragmentManager,%20android.app.Fragment)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!)` Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onStop()`. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentViewCreated(android.app.FragmentManager,%20android.app.Fragment,%20android.view.View,%20android.os.Bundle)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!, v: https://developer.android.com/reference/kotlin/android/view/View.html#!, savedInstanceState: https://developer.android.com/reference/kotlin/android/os/Bundle.html#!)` Called after the fragment has returned a non-null view from the FragmentManager's request to `https://developer.android.com/reference/kotlin/android/app/Fragment#onCreateView(android.view.LayoutInflater,%20android.view.ViewGroup,%20android.os.Bundle)`. | | open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | `https://developer.android.com/reference/kotlin/android/app/FragmentManager.FragmentLifecycleCallbacks#onFragmentViewDestroyed(android.app.FragmentManager,%20android.app.Fragment)(fm: https://developer.android.com/reference/kotlin/android/app/FragmentManager!, f: https://developer.android.com/reference/kotlin/android/app/Fragment!)` Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onDestroyView()`. | ## Public constructors ### FragmentLifecycleCallbacks ``` FragmentLifecycleCallbacks() ``` ## Public methods ### onFragmentActivityCreated Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentActivityCreated(     fm: FragmentManager!,     f: Fragment!,     savedInstanceState: Bundle! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onActivityCreated(android.os.Bundle)`. This will only happen once for any given fragment instance, though the fragment may be attached and detached multiple times. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | | `savedInstanceState` | [Bundle](https://developer.android.com/reference/kotlin/android/os/Bundle.html#)!: Saved instance bundle from a previous instance | ### onFragmentAttached Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentAttached(     fm: FragmentManager!,     f: Fragment!,     context: Context! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has been attached to its host. Its host will have had `onAttachFragment` called before this call happens. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | | `context` | [Context](https://developer.android.com/reference/kotlin/android/content/Context.html#)!: Context that the Fragment was attached to | ### onFragmentCreated Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentCreated(     fm: FragmentManager!,     f: Fragment!,     savedInstanceState: Bundle! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onCreate(android.os.Bundle)`. This will only happen once for any given fragment instance, though the fragment may be attached and detached multiple times. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | | `savedInstanceState` | [Bundle](https://developer.android.com/reference/kotlin/android/os/Bundle.html#)!: Saved instance bundle from a previous instance | ### onFragmentDestroyed Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentDestroyed(     fm: FragmentManager!,     f: Fragment! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onDestroy()`. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | ### onFragmentDetached Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentDetached(     fm: FragmentManager!,     f: Fragment! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onDetach()`. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | ### onFragmentPaused Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentPaused(     fm: FragmentManager!,     f: Fragment! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onPause()`. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | ### onFragmentPreAttached Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentPreAttached(     fm: FragmentManager!,     f: Fragment!,     context: Context! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called right before the fragment's `https://developer.android.com/reference/kotlin/android/app/Fragment#onAttach(android.content.Context)` method is called. This is a good time to inject any required dependencies for the fragment before any of the fragment's lifecycle methods are invoked. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | | `context` | [Context](https://developer.android.com/reference/kotlin/android/content/Context.html#)!: Context that the Fragment is being attached to | ### onFragmentPreCreated Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentPreCreated(     fm: FragmentManager!,     f: Fragment!,     savedInstanceState: Bundle! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called right before the fragment's `https://developer.android.com/reference/kotlin/android/app/Fragment#onCreate(android.os.Bundle)` method is called. This is a good time to inject any required dependencies or perform other configuration for the fragment. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | | `savedInstanceState` | [Bundle](https://developer.android.com/reference/kotlin/android/os/Bundle.html#)!: Saved instance bundle from a previous instance | ### onFragmentResumed Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentResumed(     fm: FragmentManager!,     f: Fragment! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onResume()`. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | ### onFragmentSaveInstanceState Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentSaveInstanceState(     fm: FragmentManager!,     f: Fragment!,     outState: Bundle! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onSaveInstanceState(android.os.Bundle)`. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | | `outState` | [Bundle](https://developer.android.com/reference/kotlin/android/os/Bundle.html#)!: Saved state bundle for the fragment | ### onFragmentStarted Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentStarted(     fm: FragmentManager!,     f: Fragment! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onStart()`. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | ### onFragmentStopped Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentStopped(     fm: FragmentManager!,     f: Fragment! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onStop()`. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state | ### onFragmentViewCreated Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentViewCreated(     fm: FragmentManager!,     f: Fragment!,     v: View!,     savedInstanceState: Bundle! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned a non-null view from the FragmentManager's request to `https://developer.android.com/reference/kotlin/android/app/Fragment#onCreateView(android.view.LayoutInflater,%20android.view.ViewGroup,%20android.os.Bundle)`. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment that created and owns the view | | `v` | [View](https://developer.android.com/reference/kotlin/android/view/View.html#)!: View returned by the fragment | | `savedInstanceState` | [Bundle](https://developer.android.com/reference/kotlin/android/os/Bundle.html#)!: Saved instance bundle from a previous instance | ### onFragmentViewDestroyed Added in [API level 26](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) ``` open fun onFragmentViewDestroyed(     fm: FragmentManager!,     f: Fragment! ): Unit ``` **Deprecated:** *Deprecated in Java.* Called after the fragment has returned from the FragmentManager's call to `https://developer.android.com/reference/kotlin/android/app/Fragment#onDestroyView()`. | Parameters || |---|---| | `fm` | [FragmentManager](https://developer.android.com/reference/kotlin/android/app/FragmentManager)!: Host FragmentManager | | `f` | [Fragment](https://developer.android.com/reference/kotlin/android/app/Fragment)!: Fragment changing state |