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WakeLockStateListener
interface WakeLockStateListener
A listener interface to get notified when the wakelock is enabled/disabled.
Summary
| Public methods |
| abstract Unit |
Frameworks could disable the wakelock because either device's power allowlist has changed, or the app's wakelock has exceeded its quota, or the app goes into cached state.
|
Public methods
onStateChanged
abstract fun onStateChanged(enabled: Boolean): Unit
Frameworks could disable the wakelock because either device's power allowlist has changed, or the app's wakelock has exceeded its quota, or the app goes into cached state.
This callback is called whenever the wakelock's state has changed.
| Parameters |
enabled |
Boolean: true is enabled, false is disabled. |
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Last updated 2025-02-10 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-02-10 UTC."],[],[],null,["# PowerManager.WakeLockStateListener\n\nAdded in [API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)\n\nWakeLockStateListener\n=====================\n\n*** ** * ** ***\n\nKotlin \\|[Java](/reference/android/os/PowerManager.WakeLockStateListener \"View this page in Java\") \n\n```\ninterface WakeLockStateListener\n```\n\n|----------------------------------------------------|\n| [android.os.PowerManager.WakeLockStateListener](#) |\n\nA listener interface to get notified when the wakelock is enabled/disabled.\n\nSummary\n-------\n\n| Public methods ||\n|---------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| abstract [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | [onStateChanged](#onStateChanged(kotlin.Boolean))`(`enabled:` `[Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)`)` Frameworks could disable the wakelock because either device's power allowlist has changed, or the app's wakelock has exceeded its quota, or the app goes into cached state. |\n\nPublic methods\n--------------\n\n### onStateChanged\n\nAdded in [API level 33](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) \n\n```\nabstract fun onStateChanged(enabled: Boolean): Unit\n```\n\nFrameworks could disable the wakelock because either device's power allowlist has changed, or the app's wakelock has exceeded its quota, or the app goes into cached state.\n\nThis callback is called whenever the wakelock's state has changed.\n\n| Parameters ||\n|-----------|-------------------------------------------------------------------------------------------------------------------------|\n| `enabled` | [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html): true is enabled, false is disabled. |"]]
