UIViewController.CanPerformUnwind Method

Reference

Definition

Namespace:: UIKit

Assembly:: Xamarin.iOS.dll

Important

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Specifies whether this UIViewController supports the specific unwind segue

[Foundation.Export("canPerformUnwindSegueAction:fromViewController:withSender:")]
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.iOS, 6, 0, ObjCRuntime.PlatformArchitecture.All, null)]
public virtual bool CanPerformUnwind (ObjCRuntime.Selector segueAction, UIKit.UIViewController fromViewController, Foundation.NSObject sender);

abstract member CanPerformUnwind : ObjCRuntime.Selector * UIKit.UIViewController * Foundation.NSObject -> bool
override this.CanPerformUnwind : ObjCRuntime.Selector * UIKit.UIViewController * Foundation.NSObject -> bool

Parameters

segueAction: Selector

The action that the target UIViewController should perform immediately prior to the segue executing.

fromViewController: UIViewController

The initiating UIViewController.

sender: NSObject

The object that sent the action.

Returns

Boolean

Returns true if this supports the specific unwind segue.

Attributes: ExportAttribute IntroducedAttribute

Remarks

“Unwind actions” occur when a storyboard segues back through the sequence of UIViewControllers that brought the application to its current state. This method is called to determine if this UIViewController supports an unwind segue with the specified parameters.

Applies to