ActivityLifecycleCallbacks

Kotlin |Java

interface ActivityLifecycleCallbacks

android.app.Application.ActivityLifecycleCallbacks

Summary

Public methods
abstract Unit	`onActivityCreated(activity: Activity, savedInstanceState: Bundle?)` Called when the Activity calls android.
abstract Unit	`onActivityDestroyed(activity: Activity)` Called when the Activity calls `super.onDestroy()`.
abstract Unit	`onActivityPaused(activity: Activity)` Called when the Activity calls `super.onPause()`.
open Unit	`onActivityPostCreated(activity: Activity, savedInstanceState: Bundle?)` Called as the last step of the Activity being created.
open Unit	`onActivityPostDestroyed(activity: Activity)` Called as the last step of the Activity being destroyed.
open Unit	`onActivityPostPaused(activity: Activity)` Called as the last step of the Activity being paused.
open Unit	`onActivityPostResumed(activity: Activity)` Called as the last step of the Activity being resumed.
open Unit	`onActivityPostSaveInstanceState(activity: Activity, outState: Bundle)` Called as the last step of the Activity saving its instance state.
open Unit	`onActivityPostStarted(activity: Activity)` Called as the last step of the Activity being started.
open Unit	`onActivityPostStopped(activity: Activity)` Called as the last step of the Activity being stopped.
open Unit	`onActivityPreCreated(activity: Activity, savedInstanceState: Bundle?)` Called as the first step of the Activity being created.
open Unit	`onActivityPreDestroyed(activity: Activity)` Called as the first step of the Activity being destroyed.
open Unit	`onActivityPrePaused(activity: Activity)` Called as the first step of the Activity being paused.
open Unit	`onActivityPreResumed(activity: Activity)` Called as the first step of the Activity being resumed.
open Unit	`onActivityPreSaveInstanceState(activity: Activity, outState: Bundle)` Called as the first step of the Activity saving its instance state.
open Unit	`onActivityPreStarted(activity: Activity)` Called as the first step of the Activity being started.
open Unit	`onActivityPreStopped(activity: Activity)` Called as the first step of the Activity being stopped.
abstract Unit	`onActivityResumed(activity: Activity)` Called when the Activity calls `super.onResume()`.
abstract Unit	`onActivitySaveInstanceState(activity: Activity, outState: Bundle)` Called when the Activity calls android.
abstract Unit	`onActivityStarted(activity: Activity)` Called when the Activity calls `super.onStart()`.
abstract Unit	`onActivityStopped(activity: Activity)` Called when the Activity calls `super.onStop()`.

Public methods

onActivityCreated

Added in API level 14

abstract fun onActivityCreated(
    activity: Activity, 
    savedInstanceState: Bundle?
): Unit

Called when the Activity calls android.app.Activity#onCreate.

Parameters
`activity`	Activity: This value cannot be `null`.
`savedInstanceState`	Bundle?: This value may be `null`.

onActivityDestroyed

Added in API level 14

abstract fun onActivityDestroyed(activity: Activity): Unit

Called when the Activity calls super.onDestroy().

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPaused

Added in API level 14

abstract fun onActivityPaused(activity: Activity): Unit

Called when the Activity calls super.onPause().

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPostCreated

Added in API level 29

open fun onActivityPostCreated(
    activity: Activity, 
    savedInstanceState: Bundle?
): Unit

Called as the last step of the Activity being created. This is always called after android.app.Activity#onCreate.

Parameters
`activity`	Activity: This value cannot be `null`.
`savedInstanceState`	Bundle?: This value may be `null`.

onActivityPostDestroyed

Added in API level 29

open fun onActivityPostDestroyed(activity: Activity): Unit

Called as the last step of the Activity being destroyed. This is always called after Activity#onDestroy.

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPostPaused

Added in API level 29

open fun onActivityPostPaused(activity: Activity): Unit

Called as the last step of the Activity being paused. This is always called after Activity#onPause.

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPostResumed

Added in API level 29

open fun onActivityPostResumed(activity: Activity): Unit

Called as the last step of the Activity being resumed. This is always called after Activity#onResume and Activity#onPostResume.

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPostSaveInstanceState

Added in API level 29

open fun onActivityPostSaveInstanceState(
    activity: Activity, 
    outState: Bundle
): Unit

Called as the last step of the Activity saving its instance state. This is always called afterandroid.app.Activity#onSaveInstanceState.

Parameters
`activity`	Activity: This value cannot be `null`.
`outState`	Bundle: This value cannot be `null`.

onActivityPostStarted

Added in API level 29

open fun onActivityPostStarted(activity: Activity): Unit

Called as the last step of the Activity being started. This is always called after Activity#onStart.

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPostStopped

Added in API level 29

open fun onActivityPostStopped(activity: Activity): Unit

Called as the last step of the Activity being stopped. This is always called after Activity#onStop.

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPreCreated

Added in API level 29

open fun onActivityPreCreated(
    activity: Activity, 
    savedInstanceState: Bundle?
): Unit

Called as the first step of the Activity being created. This is always called before android.app.Activity#onCreate.

Parameters
`activity`	Activity: This value cannot be `null`.
`savedInstanceState`	Bundle?: This value may be `null`.

onActivityPreDestroyed

Added in API level 29

open fun onActivityPreDestroyed(activity: Activity): Unit

Called as the first step of the Activity being destroyed. This is always called before Activity#onDestroy.

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPrePaused

Added in API level 29

open fun onActivityPrePaused(activity: Activity): Unit

Called as the first step of the Activity being paused. This is always called before Activity#onPause.

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPreResumed

Added in API level 29

open fun onActivityPreResumed(activity: Activity): Unit

Called as the first step of the Activity being resumed. This is always called before Activity#onResume.

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPreSaveInstanceState

Added in API level 29

open fun onActivityPreSaveInstanceState(
    activity: Activity, 
    outState: Bundle
): Unit

Called as the first step of the Activity saving its instance state. This is always called before android.app.Activity#onSaveInstanceState.

Parameters
`activity`	Activity: This value cannot be `null`.
`outState`	Bundle: This value cannot be `null`.

onActivityPreStarted

Added in API level 29

open fun onActivityPreStarted(activity: Activity): Unit

Called as the first step of the Activity being started. This is always called before Activity#onStart.

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityPreStopped

Added in API level 29

open fun onActivityPreStopped(activity: Activity): Unit

Called as the first step of the Activity being stopped. This is always called before Activity#onStop.

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityResumed

Added in API level 14

abstract fun onActivityResumed(activity: Activity): Unit

Called when the Activity calls super.onResume().

Parameters
`activity`	Activity: This value cannot be `null`.

onActivitySaveInstanceState

Added in API level 14

abstract fun onActivitySaveInstanceState(
    activity: Activity, 
    outState: Bundle
): Unit

Called when the Activity calls android.app.Activity#onSaveInstanceState.

Parameters
`activity`	Activity: This value cannot be `null`.
`outState`	Bundle: This value cannot be `null`.

onActivityStarted

Added in API level 14

abstract fun onActivityStarted(activity: Activity): Unit

Called when the Activity calls super.onStart().

Parameters
`activity`	Activity: This value cannot be `null`.

onActivityStopped

Added in API level 14

abstract fun onActivityStopped(activity: Activity): Unit

Called when the Activity calls super.onStop().

Parameters
`activity`	Activity: This value cannot be `null`.