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Interface IInputEvent

interface IInputEvent
Extends com.amazon.apmf.IStandard Base interface which defines an input event from graphics subsystem.

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Methods

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timestamp()

com.amazon.apmf.MonotonicInstant timestamp()

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Returns

com.amazon.apmf.MonotonicInstant input event’s time stamp

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uuid()

com.amazon.apmf.Uuid uuid()

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Returns

com.amazon.apmf.Uuid uuid of the device the event came from

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acknowledge()

void acknowledge(bool consumed)
Acknowledges this event and informs whether this event was consumed by the client window or not. Clients must call this API for each input event it receives. Clients failing to acknowledge an input event will be treated as unresponsive and forced to terminate.

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Parameters

consumed
bool — Required If true, framework will assume that client could handle this event successfully but if set to false, input event might be forwarded to other system components. See [IKeyEventListener]

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Throws

  • DeviceError — if display subsystem is not in valid state
Last modified on October 29, 2026