LightSensor.GetDefault | getDefault method

Applies to Windows and Windows Phone

Returns the default ambient-light sensor.

Syntax


public static LightSensor GetDefault()

Parameters

This method has no parameters.

Return value

Type: LightSensor

The default ambient-light sensor or null if no integrated light sensors are found.

Remarks

This method only returns values for a light sensor that has been integrated into the computer by the manufacturer. A null value will be returned if the specified sensor is not available in the system.

When a system is in Connected Standby, a call to the GetDefault method will return immediately with a null result.

The following example demonstrates how a Windows Store app built with XAML and C# used this method to establish a connection to the default light sensor.


_sensor = LightSensor.GetDefault();


The following example demonstrates how a Windows Store app built for Windows using JavaScript used this method to establish a connection to the default light sensor.


lightSensor = Windows.Devices.Sensors.LightSensor.getDefault();


Requirements

Minimum supported client

Windows 8

Minimum supported server

None supported

Minimum supported phone

Windows Phone 8.1 [Windows Phone Silverlight 8.1 and Windows Runtime apps]

Namespace

Windows.Devices.Sensors
Windows::Devices::Sensors [C++]

Metadata

Windows.winmd

See also

LightSensor

 

 

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