NSPurgeableData Class

Reference

Definition

Namespace:: Foundation

Assembly:: Xamarin.iOS.dll

Assembly:: Xamarin.Mac.dll

Important

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A type of NSMutableData whose data's memory can be freed by the system as required.

[Foundation.Register("NSPurgeableData", true)]
public class NSPurgeableData : Foundation.NSMutableData, Foundation.INSDiscardableContent, IDisposable

type NSPurgeableData = class
    inherit NSMutableData
    interface INSCoding
    interface INativeObject
    interface IDisposable
    interface INSCopying
    interface INSDiscardableContent
    interface INSMutableCopying
    interface INSSecureCoding

Inheritance: Object

NSObject

NSData

NSMutableData
NSPurgeableData

Attributes: RegisterAttribute

Implements: INSCoding INSCopying INSDiscardableContent INSMutableCopying INSSecureCoding INativeObject IDisposable

Constructors

NSPurgeableData()	Default constructor that initializes a new instance of this class with no parameters.
NSPurgeableData(IntPtr)	A constructor used when creating managed representations of unmanaged objects; Called by the runtime.
NSPurgeableData(NSCoder)	A constructor that initializes the object from the data stored in the unarchiver object.
NSPurgeableData(NSObjectFlag)	Constructor to call on derived classes to skip initialization and merely allocate the object.

Properties

Bytes	Returns a pointer to the data held by this NSData. (Inherited from NSData)
Class	(Inherited from NSObject)
ClassHandle	The handle for this class.
DebugDescription	A developer-meaningful description of this object. (Inherited from NSObject)
Description	Description of the object, the Objective-C version of ToString. (Inherited from NSObject)
Handle	Handle (pointer) to the unmanaged object representation. (Inherited from NSObject)
IsContentDiscarded
IsDirectBinding	(Inherited from NSObject)
IsProxy	(Inherited from NSObject)
Item[nint]	(Inherited from NSMutableData)
Length	The number of bytes in this NSMutableData object. (Inherited from NSMutableData)
MutableBytes	A pointer to this object's data. (Inherited from NSMutableData)
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)
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)
AppendBytes(Byte[], nint, nint)	(Inherited from NSMutableData)
AppendBytes(Byte[])	(Inherited from NSMutableData)
AppendBytes(IntPtr, nuint)	Adds the specified number of bytes to this NSMutableData. (Inherited from NSMutableData)
AppendData(NSData)	Adds the specified data to this NSMutableData. (Inherited from NSMutableData)
AsStream()	Wraps the NSData into System.IO.Stream (Inherited from NSData)
AwakeFromNib()	Called after the object has been loaded from the nib file. Overriders must call base.AwakeFromNib(). (Inherited from NSObject)
BeginContentAccess()	Requests access to the content, and returns `true` if the contents are available and were successfully accessed. (Otherwise, returns `false`.)
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)	Obsolete. (Inherited from NSObject)
BindingInfo(String)	Obsolete. (Inherited from NSObject)
BindingOptionDescriptions(String)	Obsolete. (Inherited from NSObject)
BindingValueClass(String)	Obsolete. (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)
Copy(NSZone)	Performs a copy of the underlying Objective-C object.
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)
DiscardContentIfPossible()
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
EndContentAccess()
EnumerateByteRange(NSDataByteRangeEnumerator)	(Inherited from NSData)
Equals(NSObject)	(Inherited from NSObject)
Equals(Object)	(Inherited from NSObject)
ExposedBindings()	(Inherited from NSObject)
Find(NSData, NSDataSearchOptions, NSRange)	Looks for the dataToFind in this NSData, based on the specified searchOptions in the specified range. (Inherited from NSData)
GetBase64EncodedData(NSDataBase64EncodingOptions)	(Inherited from NSData)
GetBase64EncodedString(NSDataBase64EncodingOptions)	(Inherited from NSData)
GetBindingInfo(NSString)	(Inherited from NSObject)
GetBindingOptionDescriptions(NSString)	(Inherited from NSObject)
GetBindingValueClass(NSString)	(Inherited from NSObject)
GetBytes(IntPtr, NSRange)	(Inherited from NSData)
GetBytes(IntPtr, nuint)	(Inherited from NSData)
GetDictionaryOfValuesFromKeys(NSString[])	Retrieves the values of the specified keys. (Inherited from NSObject)
GetHashCode()	Generates a hash code for the current instance. (Inherited from NSObject)
GetMethodForSelector(Selector)	(Inherited from NSObject)
GetNativeField(String)	Obsolete. (Inherited from NSObject)
GetNativeHash()	(Inherited from NSObject)
Init()	(Inherited from NSObject)
InitializeHandle(IntPtr, String)	(Inherited from NSObject)
InitializeHandle(IntPtr)	(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)
MutableCopy(NSZone)	Performs a copy of the underlying Objective-C object.
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, NSObject, Double, NSString[])	(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, NSObject)	(Inherited from NSObject)
PerformSelector(Selector, NSObject)	(Inherited from NSObject)
PerformSelector(Selector, NSThread, NSObject, Boolean, NSString[])	(Inherited from NSObject)
PerformSelector(Selector, NSThread, NSObject, Boolean)	(Inherited from NSObject)
PerformSelector(Selector)	(Inherited from NSObject)
PrepareForInterfaceBuilder()	(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, NSString)	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)
RemoveObserver(NSObject, String)	Stops the specified observer from receiving further notifications of changed values for the specified keyPath. (Inherited from NSObject)
ReplaceBytes(NSRange, IntPtr, nuint)	(Inherited from NSMutableData)
ReplaceBytes(NSRange, IntPtr)	(Inherited from NSMutableData)
ResetBytes(NSRange)	(Inherited from NSMutableData)
RespondsToSelector(Selector)	Whether this object recognizes the specified selector. (Inherited from NSObject)
Save(NSUrl, Boolean, NSError)	(Inherited from NSData)
Save(NSUrl, Boolean)	(Inherited from NSData)
Save(NSUrl, NSDataWritingOptions, NSError)	(Inherited from NSData)
Save(String, Boolean, NSError)	(Inherited from NSData)
Save(String, Boolean)	(Inherited from NSData)
Save(String, NSDataWritingOptions, NSError)	(Inherited from NSData)
SetData(NSData)	Entirely replaces the current contents of this NSMutableData with the specified data. (Inherited from NSMutableData)
SetNativeField(String, NSObject)	Obsolete. (Inherited from NSObject)
SetNilValueForKey(NSString)	Sets the value of the specified key to null. (Inherited from NSObject)
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)
Subdata(NSRange)	(Inherited from NSData)
ToArray()	(Inherited from NSData)
ToString()	Returns a string representation of the value of the current instance. (Inherited from NSData)
ToString(NSStringEncoding)	Returns a string representation of the value of the current instance. (Inherited from NSData)
Unbind(NSString)	(Inherited from NSObject)
Unbind(String)	Obsolete. (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)

Explicit Interface Implementations

IEnumerable.GetEnumerator()	(Inherited from NSMutableData)
IEnumerable<Byte>.GetEnumerator()	Gets an enumerator for the bytes in the mutable data. (Inherited from NSMutableData)

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

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