Instance Method

addObserver(toAllBusses:forKeyPath:options:context:)

Adds a KVO observer for a given property on all busses in the array.

Declaration

func addObserver(toAllBusses observer: NSObject, forKeyPath keyPath: String, options: NSKeyValueObservingOptions = [], context: UnsafeMutableRawPointer?)

Parameters

observer: The KVO observer.
keyPath: The property’s key path.
options: The KVO options.
context: The KVO context.

See Also

Bus Array Methods and Properties

var count: Int

The number of busses in the array.

var isCountChangeable: Bool

Determines whether the array can have a variable number of busses.

var ownerAudioUnit: AUAudioUnit

The audio unit that owns the bus array.

var busType: AUAudioUnitBusType

Determines whether the bus array is for input or output.

subscript(Int) -> AUAudioUnitBus

Returns the bus at the specified index.

func setBusCount(Int)

Changes the number of busses in the array.

func removeObserver(fromAllBusses: NSObject, forKeyPath: String, context: UnsafeMutableRawPointer?)

Removes a KVO observer for a given property on all busses in the array.