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UIDragInteractionDelegate Class

Definition

Delegate object for drag interaction events.

[Foundation.Protocol]
[Foundation.Register("UIDragInteractionDelegate", false)]
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.iOS, 11, 0, ObjCRuntime.PlatformArchitecture.All, null)]
[ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.WatchOS, ObjCRuntime.PlatformArchitecture.All, null)]
[ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.TvOS, ObjCRuntime.PlatformArchitecture.All, null)]
public abstract class UIDragInteractionDelegate : Foundation.NSObject, IDisposable, UIKit.IUIDragInteractionDelegate
type UIDragInteractionDelegate = class
    inherit NSObject
    interface IUIDragInteractionDelegate
    interface INativeObject
    interface IDisposable
Inheritance
UIDragInteractionDelegate
Attributes
Implements

Constructors

UIDragInteractionDelegate()

Default constructor, initializes a new instance of this class.

UIDragInteractionDelegate(IntPtr)

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

UIDragInteractionDelegate(NSObjectFlag)

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

Properties

Class (Inherited from NSObject)
ClassHandle

The handle for this class.

(Inherited from NSObject)
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)
IsDirectBinding (Inherited from NSObject)
IsProxy (Inherited from NSObject)
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)
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)
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)
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)
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)
GetHashCode()

Generates a hash code for the current instance.

(Inherited from NSObject)
GetItemsForAddingToSession(UIDragInteraction, IUIDragSession, CGPoint)

Method that is called to add drag items to a drag session in response to a gesture by the user.

GetItemsForBeginningSession(UIDragInteraction, IUIDragSession)

Method that is called to get items that will be present in the drag session from the beginning.

GetMethodForSelector(Selector) (Inherited from NSObject)
GetNativeField(String)
Obsolete.
(Inherited from NSObject)
GetNativeHash() (Inherited from NSObject)
GetPreviewForCancellingItem(UIDragInteraction, UIDragItem, UITargetedDragPreview)

Method that is called for each visible item in a drag session when the user cancels the drag session.

GetPreviewForLiftingItem(UIDragInteraction, UIDragItem, IUIDragSession)

Method that is called to get a targeted drag preview for animating the lift.

GetSessionForAddingItems(UIDragInteraction, IUIDragSession[], CGPoint)

Method that is called to disambiguate to which session to add items when multiple sessions are active.

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)
PrefersFullSizePreviews(UIDragInteraction, IUIDragSession)

Method that is called to find out whether the application prefers full size previews in the source view.

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)
RespondsToSelector(Selector)

Whether this object recognizes the specified selector.

(Inherited from NSObject)
SessionAllowsMoveOperation(UIDragInteraction, IUIDragSession)

Method that is called to find out if the session allows items to be moved, instead of copied.

SessionDidEnd(UIDragInteraction, IUIDragSession, UIDropOperation)

Method that is called when the drag session ends.

SessionDidMove(UIDragInteraction, IUIDragSession)

Method that is called when the drag point moves.

SessionDidTransferItems(UIDragInteraction, IUIDragSession)

Method that is called after the dropped items have been received.

SessionIsRestrictedToDraggingApplication(UIDragInteraction, IUIDragSession)

Method that is called to find out if the application only supports drag and drop operations to and from itself.

SessionWillBegin(UIDragInteraction, IUIDragSession)

Method that is called when a session is about to begin.

SessionWillEnd(UIDragInteraction, IUIDragSession, UIDropOperation)

Method that is called when a session is about to end.

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)
ToString()

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

(Inherited from NSObject)
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)
WillAddItems(UIDragInteraction, IUIDragSession, UIDragItem[], UIDragInteraction)

Method that is called when items are about to be added to the session.

WillAnimateCancel(UIDragInteraction, UIDragItem, IUIDragAnimating)

Method that is called before the animation of each item in a cancellation begins.

WillAnimateLift(UIDragInteraction, IUIDragAnimating, IUIDragSession)

Method that is called before each item with a lift preview is about to lift.

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

GetDebugDescription(INSObjectProtocol)
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.

GetItemsForAddingToSession(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession, CGPoint)

Method that is called to add drag items to a drag session in response to a gesture by the user.

GetPreviewForCancellingItem(IUIDragInteractionDelegate, UIDragInteraction, UIDragItem, UITargetedDragPreview)

Method that is called for each visible item in a drag session when the user cancels the drag session.

GetPreviewForLiftingItem(IUIDragInteractionDelegate, UIDragInteraction, UIDragItem, IUIDragSession)

Method that is called to get a targeted drag preview for animating the lift.

GetSessionForAddingItems(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession[], CGPoint)

Method that is called to disambiguate to which session to add items when multiple sessions are active.

PrefersFullSizePreviews(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession)

Method that is called to find out whether the application prefers full size previews in the source view.

SessionAllowsMoveOperation(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession)

Method that is called to find out if the session allows items to be moved, instead of copied.

SessionDidEnd(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession, UIDropOperation)

Method that is called when the drag session ends.

SessionDidMove(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession)

Method that is called when the drag point moves.

SessionDidTransferItems(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession)

Method that is called after the dropped items have been received.

SessionIsRestrictedToDraggingApplication(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession)

Method that is called to find out if the application only supports drag and drop operations to and from itself.

SessionWillBegin(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession)

Method that is called when a session is about to begin.

SessionWillEnd(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession, UIDropOperation)

Method that is called when a session is about to end.

WillAddItems(IUIDragInteractionDelegate, UIDragInteraction, IUIDragSession, UIDragItem[], UIDragInteraction)

Method that is called when items are about to be added to the session.

WillAnimateCancel(IUIDragInteractionDelegate, UIDragInteraction, UIDragItem, IUIDragAnimating)

Method that is called before the animation of each item in a cancellation begins.

WillAnimateLift(IUIDragInteractionDelegate, UIDragInteraction, IUIDragAnimating, IUIDragSession)

Method that is called before each item with a lift preview is about to lift.

Applies to