AUParameter Class

Definition

An audio unit parameter.

[Foundation.Register("AUParameter", true)]
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.iOS, 9, 0, ObjCRuntime.PlatformArchitecture.All, null)]
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.MacOSX, 10, 11, ObjCRuntime.PlatformArchitecture.Arch64, null)]
public class AUParameter : AudioUnit.AUParameterNode, Foundation.INSSecureCoding, IDisposable
type AUParameter = class
    inherit AUParameterNode
    interface INSCoding
    interface INativeObject
    interface IDisposable
    interface INSSecureCoding
Inheritance
Attributes
Implements

Constructors

AUParameter()

Default constructor, initializes a new instance of this class.

AUParameter(IntPtr)

A constructor used when creating managed representations of unmanaged objects; Called by the runtime.

AUParameter(NSCoder)

A constructor that initializes the object from the data stored in the unarchiver object.

AUParameter(NSObjectFlag)

Constructor to call on derived classes to skip initialization and merely allocate the object.

Properties

Address

Gets the address (a non-persistent numerical identifier) for the parameter.

Class (Inherited from NSObject)
ClassHandle

The handle for this class.

DebugDescription

A developer-meaningful description of this object.

(Inherited from NSObject)
DependentParameters

Gets an array of addresses for parameters that may be changed when the developer changes this parameter.

Description

Description of the object, the Objective-C version of ToString.

(Inherited from NSObject)
DisplayName

Gets the localized display name for the node.

(Inherited from AUParameterNode)
Flags

Gets the parameter option flags for this parameter.

Handle

Handle (pointer) to the unmanaged object representation.

(Inherited from NSObject)
Identifier

Gets the permanent unique identifier for the node.

(Inherited from AUParameterNode)
ImplementorDisplayNameWithLengthCallback

Callback for retrieving an abbreviated display name.

(Inherited from AUParameterNode)
ImplementorStringFromValueCallback

Gets or sets the callback that provides a string representation of the value of the parameter.

(Inherited from AUParameterNode)
ImplementorValueFromStringCallback

Gets or sets the callback that provides a parameter value when provided with a string representation of the value of the parameter.

(Inherited from AUParameterNode)
ImplementorValueObserver

Gets or sets the AUImplementorValueObserver that notifies the audio unit when a parameter value changes.

(Inherited from AUParameterNode)
ImplementorValueProvider

Gets or sets the AUImplementorValueObserver that updates stale parameter values.

(Inherited from AUParameterNode)
IsDirectBinding (Inherited from NSObject)
IsProxy (Inherited from NSObject)
KeyPath

Gets or sets the key path, the concatenation of the parameter's and its parents' identifiers.

(Inherited from AUParameterNode)
MaxValue

Gets the parameter's maximum value.

MinValue

Gets the parameter's minimum value.

RetainCount

Returns the current Objective-C retain count for the object.

(Inherited from NSObject)
Self (Inherited from NSObject)
Superclass (Inherited from NSObject)
SuperHandle

Handle used to represent the methods in the base class for this NSObject.

(Inherited from NSObject)
Unit

Gets the unit of measurement for the value of the parameter.

UnitName

Gets the localized unit of measurement for the value of the parameter.

Value

Gets the current value of the parameter.

ValueStrings

Gets an array that contains allowable localized value names for the parameter.

Zone (Inherited from NSObject)

Methods

AddObserver(NSObject, NSString, NSKeyValueObservingOptions, IntPtr)

Registers an object for being observed externally (using NSString keyPath).   Observed changes are dispatched to the observer’s object ObserveValue(NSString, NSObject, NSDictionary, IntPtr) method.

(Inherited from NSObject)
AddObserver(NSObject, String, NSKeyValueObservingOptions, IntPtr)

Registers an object for being observed externally (using string keyPath).   Observed changes are dispatched to the observer’s object ObserveValue(NSString, NSObject, NSDictionary, IntPtr) method.

(Inherited from NSObject)
AddObserver(NSString, NSKeyValueObservingOptions, Action<NSObservedChange>)

Registers an object for being observed externally using an arbitrary method.

(Inherited from NSObject)
AddObserver(String, NSKeyValueObservingOptions, Action<NSObservedChange>)

Registers an object for being observed externally using an arbitrary method.

(Inherited from NSObject)
AwakeFromNib()

Called after the object has been loaded from the nib file. Overriders must call base.AwakeFromNib().

(Inherited from NSObject)
BeginInvokeOnMainThread(Action) (Inherited from NSObject)
BeginInvokeOnMainThread(Selector, NSObject)

Invokes asynchrously the specified code on the main UI thread.

(Inherited from NSObject)
Bind(NSString, NSObject, String, NSDictionary) (Inherited from NSObject)
Bind(String, NSObject, String, NSDictionary) (Inherited from NSObject)
BindingInfo(String) (Inherited from NSObject)
BindingOptionDescriptions(String) (Inherited from NSObject)
BindingValueClass(String) (Inherited from NSObject)
CommitEditing() (Inherited from NSObject)
CommitEditing(NSObject, Selector, IntPtr) (Inherited from NSObject)
ConformsToProtocol(IntPtr)

Invoked to determine if this object implements the specified protocol.

(Inherited from NSObject)
Copy()

Performs a copy of the underlying Objective-C object.

(Inherited from NSObject)
CreateTokenByAddingParameterObserver(AUParameterObserver)

Adds a observer for the parameter and returns a token that developers can use to identify it.

(Inherited from AUParameterNode)
CreateTokenByAddingParameterRecordingObserver(AUParameterRecordingObserver)

Adds a recording observer for the parameter and returns a token that developers can use to identify it.

(Inherited from AUParameterNode)
DangerousAutorelease() (Inherited from NSObject)
DangerousRelease() (Inherited from NSObject)
DangerousRetain() (Inherited from NSObject)
DidChange(NSKeyValueChange, NSIndexSet, NSString)

Indicates a change occurred to the indexes for a to-many relationship.

(Inherited from NSObject)
DidChange(NSString, NSKeyValueSetMutationKind, NSSet) (Inherited from NSObject)
DidChangeValue(String)

Indicates that a change occurred on the specified key.

(Inherited from NSObject)
Dispose()

Releases the resources used by the NSObject object.

(Inherited from NSObject)
Dispose(Boolean)

Releases the resources used by the NSObject object.

(Inherited from NSObject)
DoesNotRecognizeSelector(Selector)

Indicates that this object does not recognize the specified selector.

(Inherited from NSObject)
EncodeTo(NSCoder)

Encodes the state of the object on the provided encoder

Equals(NSObject) (Inherited from NSObject)
Equals(Object) (Inherited from NSObject)
ExposedBindings() (Inherited from NSObject)
GetBindingInfo(NSString) (Inherited from NSObject)
GetBindingOptionDescriptions(NSString) (Inherited from NSObject)
GetBindingValueClass(NSString) (Inherited from NSObject)
GetDictionaryOfValuesFromKeys(NSString[])

Retrieves the values of the specified keys.

(Inherited from NSObject)
GetDisplayName(nint)

Returns the possibly truncated localized display name for the node.

(Inherited from AUParameterNode)
GetHashCode()

Generates a hash code for the current instance.

(Inherited from NSObject)
GetMethodForSelector(Selector) (Inherited from NSObject)
GetNativeField(String) (Inherited from NSObject)
GetNativeHash() (Inherited from NSObject)
GetString(Nullable<Single>)

Returns the string representation of the parameter value that corresponds to value.

GetString(Single)

Returns the string representation of the parameter value that corresponds to value.

GetToken(AUParameterAutomationObserver)

Adds a parameter automation observer for the parameter and returns a token that developers can use to identify it.

(Inherited from AUParameterNode)
GetValue(String)

Returns the numeric value for the parameter in str.

Init() (Inherited from NSObject)
InitializeHandle(IntPtr) (Inherited from NSObject)
InitializeHandle(IntPtr, String) (Inherited from NSObject)
Invoke(Action, Double) (Inherited from NSObject)
Invoke(Action, TimeSpan) (Inherited from NSObject)
InvokeOnMainThread(Action) (Inherited from NSObject)
InvokeOnMainThread(Selector, NSObject)

Invokes synchrously the specified code on the main UI thread.

(Inherited from NSObject)
IsEqual(NSObject) (Inherited from NSObject)
IsKindOfClass(Class) (Inherited from NSObject)
IsMemberOfClass(Class) (Inherited from NSObject)
MarkDirty()

Promotes a regular peer object (IsDirectBinding is true) into a toggleref object.

(Inherited from NSObject)
MutableCopy()

Creates a mutable copy of the specified NSObject.

(Inherited from NSObject)
ObjectDidEndEditing(NSObject) (Inherited from NSObject)
ObserveValue(NSString, NSObject, NSDictionary, IntPtr)

Indicates that the value at the specified keyPath relative to this object has changed.

(Inherited from NSObject)
PerformSelector(Selector) (Inherited from NSObject)
PerformSelector(Selector, NSObject) (Inherited from NSObject)
PerformSelector(Selector, NSObject, Double)

Invokes the selector on the current instance and if the obj is not null, it passes this as its single parameter.

(Inherited from NSObject)
PerformSelector(Selector, NSObject, Double, NSString[]) (Inherited from NSObject)
PerformSelector(Selector, NSObject, NSObject) (Inherited from NSObject)
PerformSelector(Selector, NSThread, NSObject, Boolean) (Inherited from NSObject)
PerformSelector(Selector, NSThread, NSObject, Boolean, NSString[]) (Inherited from NSObject)
PrepareForInterfaceBuilder() (Inherited from NSObject)
RemoveObserver(NSObject, NSString)

Stops the specified observer from receiving further notifications of changed values for the specified keyPath.

(Inherited from NSObject)
RemoveObserver(NSObject, NSString, IntPtr)

Stops the specified observer from receiving further notifications of changed values for the specified keyPath and context.

(Inherited from NSObject)
RemoveObserver(NSObject, String)

Stops the specified observer from receiving further notifications of changed values for the specified keyPath.

(Inherited from NSObject)
RemoveObserver(NSObject, String, IntPtr)

Stops the specified observer from receiving further notifications of changed values for the specified keyPath and context.

(Inherited from NSObject)
RemoveParameterObserver(AUParameterObserverToken)

Removes the parameter observer that is identified by token.

(Inherited from AUParameterNode)
RemoveParameterObserver(IntPtr)

Removes the parameter observer that is specified by token.

(Inherited from AUParameterNode)
RespondsToSelector(Selector)

Whether this object recognizes the specified selector.

(Inherited from NSObject)
SetNativeField(String, NSObject) (Inherited from NSObject)
SetNilValueForKey(NSString)

Sets the value of the specified key to null.

(Inherited from NSObject)
SetValue(Single, AUParameterObserverToken)

Sets the parameter to value.

SetValue(Single, AUParameterObserverToken, UInt64)

Sets the parameter to the specified value, and preserves the initiating gesture time.

SetValue(Single, AUParameterObserverToken, UInt64, AUParameterAutomationEventType)

Sets the parameter's value to value, with the specified hostTime and eventType.

SetValue(Single, IntPtr)

Sets the parameter's value without notifying originator.

SetValue(Single, IntPtr, UInt64)

Sets the parameter's value, without notifying originator, at the specified hostTime.

SetValueForKey(NSObject, NSString)

Sets the value of the property specified by the key to the specified value.

(Inherited from NSObject)
SetValueForKeyPath(IntPtr, NSString)

A constructor used when creating managed representations of unmanaged objects; Called by the runtime.

(Inherited from NSObject)
SetValueForKeyPath(NSObject, NSString)

Sets the value of a property that can be reached using a keypath.

(Inherited from NSObject)
SetValueForUndefinedKey(NSObject, NSString)

Indicates an attempt to write a value to an undefined key. If not overridden, raises an NSUndefinedKeyException.

(Inherited from NSObject)
SetValuesForKeysWithDictionary(NSDictionary)

Sets the values of this NSObject to those in the specified dictionary.

(Inherited from NSObject)
TokenByAddingParameterObserver(AUParameterObserver)

Adds an observer to a parameter or parameter group, and returns a token that identifies the observers for later removal.

(Inherited from AUParameterNode)
TokenByAddingParameterRecordingObserver(AUParameterRecordingObserver)

Adds a recording observer to a parameter or parameter group, and returns a token that identifies the observers for later removal.

(Inherited from AUParameterNode)
ToString()

Returns a string representation of the value of the current instance.

(Inherited from NSObject)
Unbind(NSString) (Inherited from NSObject)
Unbind(String) (Inherited from NSObject)
ValueForKey(NSString)

Returns the value of the property associated with the specified key.

(Inherited from NSObject)
ValueForKeyPath(NSString)

Returns the value of a property that can be reached using a keypath.

(Inherited from NSObject)
ValueForUndefinedKey(NSString)

Indicates an attempt to read a value of an undefined key. If not overridden, raises an NSUndefinedKeyException.

(Inherited from NSObject)
WillChange(NSKeyValueChange, NSIndexSet, NSString)

Indicates that the values of the specified indices in the specified key are about to change.

(Inherited from NSObject)
WillChange(NSString, NSKeyValueSetMutationKind, NSSet) (Inherited from NSObject)
WillChangeValue(String)

Indicates that the value of the specified key is about to change.

(Inherited from NSObject)

Extension Methods

ObjectDidBeginEditing(NSObject, INSEditor)
ObjectDidEndEditing(NSObject, INSEditor)
GetValidModes(NSObject, NSFontPanel)
ValidateToolbarItem(NSObject, NSToolbarItem)
GetDebugDescription(INSObjectProtocol)
AcceptsPreviewPanelControl(NSObject, QLPreviewPanel)
BeginPreviewPanelControl(NSObject, QLPreviewPanel)
EndPreviewPanelControl(NSObject, QLPreviewPanel)
GetAccessibilityCustomRotors(NSObject)

Gets the array of UIAccessibilityCustomRotor objects appropriate for this object.

SetAccessibilityCustomRotors(NSObject, UIAccessibilityCustomRotor[])

Sets the array of UIAccessibilityCustomRotor objects appropriate for this object.

Applies to

See also