PowerManager Class
Definition
Important
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This class lets you query and request control of aspects of the device's power state.
[Android.Runtime.Register("android/os/PowerManager", DoNotGenerateAcw=true)]
public class PowerManager : Java.Lang.Object[<Android.Runtime.Register("android/os/PowerManager", DoNotGenerateAcw=true)>]
type PowerManager = class
inherit Object- Inheritance
- Attributes
Remarks
This class lets you query and request control of aspects of the device's power state.
Java documentation for android.os.PowerManager.
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.
Constructors
| PowerManager(IntPtr, JniHandleOwnership) |
A constructor used when creating managed representations of JNI objects; called by the runtime. |
Fields
| ActionDeviceIdleModeChanged |
Intent that is broadcast when the state of |
| ActionDeviceLightIdleModeChanged |
Intent that is broadcast when the state of |
| ActionLowPowerStandbyEnabledChanged |
Intent that is broadcast when Low Power Standby is enabled or disabled. |
| ActionLowPowerStandbyPolicyChanged |
Intent that is broadcast when Low Power Standby policy is changed. |
| ActionPowerSaveModeChanged |
Intent that is broadcast when the state of |
| FeatureWakeOnLanInLowPowerStandby |
Signals that wake-on-lan/wake-on-wlan is allowed in Low Power Standby. |
| LowPowerStandbyAllowedReasonOngoingCall |
Obsolete.
Exempts apps with ongoing calls. |
| LowPowerStandbyAllowedReasonTempPowerSaveAllowlist |
Obsolete.
Exempts apps on the temporary powersave allowlist. |
| LowPowerStandbyAllowedReasonVoiceInteraction |
Obsolete.
Exempts active Voice Interaction Sessions in Low Power Standby. |
Properties
| BatteryDischargePrediction |
Returns the current battery life remaining estimate. |
| Class |
Returns the runtime class of this |
| CurrentThermalStatus |
This function returns the current thermal status of the device. |
| Handle |
The handle to the underlying Android instance. (Inherited from Object) |
| IsBatteryDischargePredictionPersonalized |
Returns whether the current battery life remaining estimate is personalized based on device usage history or not. |
| IsDeviceIdleMode |
Returns true if the device is currently in idle mode. |
| IsDeviceLightIdleMode |
Returns true if the device is currently in light idle mode. |
| IsExemptFromLowPowerStandby |
Returns true if the calling package is exempt from Low Power Standby restrictions or Low Power Standby is disabled (so Low Power Standby does not restrict apps), false otherwise. |
| IsInteractive |
Returns true if the device is in an interactive state. |
| IsLowPowerStandbyEnabled |
Returns true if Low Power Standby is enabled. |
| IsPowerSaveMode |
Returns true if the device is currently in power save mode. |
| IsRebootingUserspaceSupported |
Returns |
| IsScreenOn |
Obsolete.
Returns true if the device is in an interactive state. |
| IsSustainedPerformanceModeSupported |
This function checks if the device has implemented Sustained Performance Mode. |
| JniIdentityHashCode | (Inherited from Object) |
| JniPeerMembers | |
| PeerReference | (Inherited from Object) |
| ThresholdClass |
This API supports the Mono for Android infrastructure and is not intended to be used directly from your code. |
| ThresholdType |
This API supports the Mono for Android infrastructure and is not intended to be used directly from your code. |
Methods
| AddThermalStatusListener(IExecutor, PowerManager+IOnThermalStatusChangedListener) |
This function adds a listener for thermal status change, listen call back will be enqueued tasks on the main thread |
| AddThermalStatusListener(PowerManager+IOnThermalStatusChangedListener) |
This function adds a listener for thermal status change, listen call back will be enqueued tasks on the main thread |
| Clone() |
Creates and returns a copy of this object. (Inherited from Object) |
| Dispose() | (Inherited from Object) |
| Dispose(Boolean) | (Inherited from Object) |
| Equals(Object) |
Indicates whether some other object is "equal to" this one. (Inherited from Object) |
| FromContext(Context) | |
| GetHashCode() |
Returns a hash code value for the object. (Inherited from Object) |
| GetThermalHeadroom(Int32) |
Provides an estimate of how much thermal headroom the device currently has before hitting severe throttling. |
| GoToSleep(Int64) |
Forces the |
| IsAllowedInLowPowerStandby(LowPowerStandbyAllowedReasons) |
Returns true if Low Power Standby is disabled (so Low Power Standby does not restrict apps), or apps may be automatically exempt from Low Power Standby restrictions for the given reason. |
| IsAllowedInLowPowerStandby(String) |
Returns true if Low Power Standby is disabled (so Low Power Standby does not restrict apps), or apps are allowed to use a given feature during Low Power Standby. |
| IsIgnoringBatteryOptimizations(String) |
Return whether the given application package name is on the device's power allowlist. |
| IsWakeLockLevelSupported(Int32) |
Returns true if the specified wake lock level is supported. |
| JavaFinalize() |
Called by the garbage collector on an object when garbage collection determines that there are no more references to the object. (Inherited from Object) |
| NewWakeLock(WakeLockFlags, String) |
Creates a new wake lock with the specified level and flags. |
| Notify() |
Wakes up a single thread that is waiting on this object's monitor. (Inherited from Object) |
| NotifyAll() |
Wakes up all threads that are waiting on this object's monitor. (Inherited from Object) |
| Reboot(String) |
Reboot the device. |
| RemoveThermalStatusListener(PowerManager+IOnThermalStatusChangedListener) |
This function removes a listener for thermal status change |
| SetHandle(IntPtr, JniHandleOwnership) |
Sets the Handle property. (Inherited from Object) |
| ToArray<T>() | (Inherited from Object) |
| ToString() |
Returns a string representation of the object. (Inherited from Object) |
| UnregisterFromRuntime() | (Inherited from Object) |
| UserActivity(Int64, Boolean) |
Notifies the power manager that user activity happened. |
| Wait() |
Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>. (Inherited from Object) |
| Wait(Int64, Int32) |
Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>, or until a certain amount of real time has elapsed. (Inherited from Object) |
| Wait(Int64) |
Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>, or until a certain amount of real time has elapsed. (Inherited from Object) |
| WakeUp(Int64) |
Forces the |
Events
| ThermalStatus |
Explicit Interface Implementations
| IJavaPeerable.Disposed() | (Inherited from Object) |
| IJavaPeerable.DisposeUnlessReferenced() | (Inherited from Object) |
| IJavaPeerable.Finalized() | (Inherited from Object) |
| IJavaPeerable.JniManagedPeerState | (Inherited from Object) |
| IJavaPeerable.SetJniIdentityHashCode(Int32) | (Inherited from Object) |
| IJavaPeerable.SetJniManagedPeerState(JniManagedPeerStates) | (Inherited from Object) |
| IJavaPeerable.SetPeerReference(JniObjectReference) | (Inherited from Object) |
Extension Methods
| JavaCast<TResult>(IJavaObject) |
Performs an Android runtime-checked type conversion. |
| JavaCast<TResult>(IJavaObject) | |
| GetJniTypeName(IJavaPeerable) | |