protocol · iOS 16.0+ · SDK 27.1
protocol GCDevicePhysicalInputStateDiff : NSObjectProtocolfunc changedElements() -> (some Sequence<any GCPhysicalInputElement>)?
The elements that have changed compared to the previous input state. This property is `nil` if the changed elements could not be determined - typically because the input state queue filled up and older input state snapshots were dropped.
func changedElements() -> NSEnumerator?Gets an enumerator that iterates over the elements that have changed, compared the previous input state. This method returns `nil` if the changed elements could not be determined - typically because the input state queue filled up and older input state snapshots were dropped.
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