DisplayController

DisplayController specific operations are done through this class abstraction.

Constructors

new DisplayController()

new DisplayController(): DisplayController

Returns

DisplayController

Methods

addListener()

static addListener(listener: IDisplayControllerListener): ISubscription

Adds display controller listener object to receive callbacks when primary display is added (connected) or removed (disconnected). It returns a object, which is used to unsubscribe the listener from receiving the events through .

Parameters

listener

IDisplayControllerListener

IDisplayControllerListener object to listen for display controller events. ISubscription object corresponding to the listener

Returns

ISubscription

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isPrimaryDisplayConnected()

static isPrimaryDisplayConnected(): boolean

Check if primary display is connected to the device and ready to use. return true if display is connected, false otherwise.

Returns

boolean

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Last updated: Jul 22, 2026