ActivitySensor.GetSystemHistoryAsync Method

Reference

Definition

Namespace:: Windows.Devices.Sensors

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Overloads

GetSystemHistoryAsync(DateTime)	Asynchronously gets sensor readings from a specific time.
GetSystemHistoryAsync(DateTime, TimeSpan)	Asynchronously gets sensor readings from a specific time and duration.

GetSystemHistoryAsync(DateTime)

Edit

Asynchronously gets sensor readings from a specific time.

public:
 static IAsyncOperation<IVectorView<ActivitySensorReading ^> ^> ^ GetSystemHistoryAsync(DateTime fromTime);

/// [Windows.Foundation.Metadata.Overload("GetSystemHistoryAsync")]
/// [Windows.Foundation.Metadata.RemoteAsync]
 static IAsyncOperation<IVectorView<ActivitySensorReading>> GetSystemHistoryAsync(DateTime const& fromTime);

[Windows.Foundation.Metadata.Overload("GetSystemHistoryAsync")]
[Windows.Foundation.Metadata.RemoteAsync]
public static IAsyncOperation<IReadOnlyList<ActivitySensorReading>> GetSystemHistoryAsync(System.DateTimeOffset fromTime);

function getSystemHistoryAsync(fromTime)

Public Shared Function GetSystemHistoryAsync (fromTime As DateTimeOffset) As IAsyncOperation(Of IReadOnlyList(Of ActivitySensorReading))

Parameters

fromTime: DateTime DateTimeOffset

The time at which to get sensor readings.

Returns

IAsyncOperation<IVectorView<ActivitySensorReading>>

IAsyncOperation<IReadOnlyList<ActivitySensorReading>>

Asynchronously returns a list of ActivitySensorReading objects that represent info about the sensor.

Attributes: OverloadAttribute RemoteAsyncAttribute

Applies to

GetSystemHistoryAsync(DateTime, TimeSpan)

Edit

Asynchronously gets sensor readings from a specific time and duration.

public:
 static IAsyncOperation<IVectorView<ActivitySensorReading ^> ^> ^ GetSystemHistoryAsync(DateTime fromTime, TimeSpan duration);

/// [Windows.Foundation.Metadata.Overload("GetSystemHistoryWithDurationAsync")]
/// [Windows.Foundation.Metadata.RemoteAsync]
 static IAsyncOperation<IVectorView<ActivitySensorReading>> GetSystemHistoryAsync(DateTime const& fromTime, TimeSpan const& duration);

[Windows.Foundation.Metadata.Overload("GetSystemHistoryWithDurationAsync")]
[Windows.Foundation.Metadata.RemoteAsync]
public static IAsyncOperation<IReadOnlyList<ActivitySensorReading>> GetSystemHistoryAsync(System.DateTimeOffset fromTime, System.TimeSpan duration);

function getSystemHistoryAsync(fromTime, duration)

Public Shared Function GetSystemHistoryAsync (fromTime As DateTimeOffset, duration As TimeSpan) As IAsyncOperation(Of IReadOnlyList(Of ActivitySensorReading))