| AccessibilityPerformMagicTap() : boolResponds to a two-finger double-tap if Accessibility "Voice Over" is activated. |
| ApplicationSignificantTimeChange(UIApplication)Indicates a significant shift in time, such as midnight, carrier-changed time, or the start or stop of Daylight Savings. |
| ChangedStatusBarFrame(UIApplication, CoreGraphics.CGRect)Indicates that the UIView.Frame of the status bar has changed. |
| ContinueUserActivity(UIApplication, Foundation.NSUserActivity, UIApplicationRestorationHandler) : boolInforms the app that there is data associated with continuing a task specified as a Foundation.NSUserActivity object, and then returns whether the app continued the activity. |
| DidChangeStatusBarOrientation(UIApplication, UIInterfaceOrientation)Indicates that the statusbar has changed its orientation. |
| DidDecodeRestorableState(UIApplication, Foundation.NSCoder)The final method called in the state restoration process. |
| DidEnterBackground(UIApplication)Called when the app enters the backgrounded state. |
| DidFailToContinueUserActivitiy(UIApplication, string, Foundation.NSError)Informs the app that the activity of the userActivityType type could not be continued, and specifies a error as the reason for the failure. |
| DidReceiveRemoteNotification(UIApplication, Foundation.NSDictionary, Action<UIBackgroundFetchResult>)Remote background notification support: Invoked by operating system when your application received a remote notification. |
| DidRegisterUserNotificationSettings(UIApplication, UIUserNotificationSettings)Informs the app of the type of notifications it can use, as a UIKit.UIUserNotificationSettings object. |
| FailedToRegisterForRemoteNotifications(UIApplication, Foundation.NSError)Indicates that a call to UIApplication.RegisterForRemoteNotifications failed. |
| FinishedLaunching(UIApplication)Method invoked after the application has launched to configure the main window and view controller. |
| FinishedLaunching(UIApplication, Foundation.NSDictionary) : boolMethod invoked after the application has launched to configure the main window and view controller. |
| GetSupportedInterfaceOrientations(UIApplication, UIWindow) : UIInterfaceOrientationMaskReturns a bit-mask of supported orientations for the specified forWindow. |
| GetViewController(UIApplication, string[], Foundation.NSCoder) : UIViewControllerRetrieve the UIKit.UIViewController identified by the restorationIdentifierComponents. |
| HandleAction(UIApplication, string, Foundation.NSDictionary, Action)Informs the app of a custom action to perform based on a push notification, and includes the actionIdentifier value, remoteNoticationInfo data from the notification, and completionHandler for the app developer to run after performing the action. |
| HandleAction(UIApplication, string, UILocalNotification, Action)Informs the app that the user selected an action identified by the actionIdentifier value from an alert of a UIKit.UILocalNotification object, and executes the completionHandler block after it completes the action. |
| HandleEventsForBackgroundUrl(UIApplication, string, Action)Documentation for this section has not yet been entered. |
| HandleOpenURL(UIApplication, Foundation.NSUrl) : boolApplication developers should not use this deprecated method but use UIApplicationDelegate.OpenUrl instead. |
| OnActivated(UIApplication)Called when the application is launched and every time the app returns to the foreground. |
| OnResignActivation(UIApplication)Called when the application is about to enter the background, be suspended, or when the user receives an interruption such as a phone call or text. |
| OpenUrl(UIApplication, Foundation.NSUrl, string, Foundation.NSObject) : boolIndicates that the application should open the specified url. |
| PerformFetch(UIApplication, Action<UIBackgroundFetchResult>)Background support: Invoked by the operating system to allow an application to download data. |
| ProtectedDataDidBecomeAvailable(UIApplication)Indicates that the device was unlocked and previously-encrypted data is now available. |
| ProtectedDataWillBecomeUnavailable(UIApplication)Indicates that the device is being locked and that protected files will become unavailable. |
| ReceivedLocalNotification(UIApplication, UILocalNotification)Indicates that the application received a UIKit.UILocalNotification. |
| ReceivedRemoteNotification(UIApplication, Foundation.NSDictionary)Indicates that the application received a remote notification. |
| ReceiveMemoryWarning(UIApplication)Indicates that the system memory is running low. |
| RegisteredForRemoteNotifications(UIApplication, Foundation.NSData)Indicates that a call to UIApplication.RegisterForRemoteNotifications succeeded. |
| ShouldAllowExtensionPointIdentifier(UIApplication, Foundation.NSString) : boolRequests permission from the app to run app extensions based on the extension point identified by extensionPointIdentifier. |
| ShouldRestoreApplicationState(UIApplication, Foundation.NSCoder) : boolWhether state restoration should be attempted on the app. |
| ShouldSaveApplicationState(UIApplication, Foundation.NSCoder) : boolWhether state preservation should be attempted on the app. |
| UserActivityUpdated(UIApplication, Foundation.NSUserActivity)Documentation for this section has not yet been entered. |
| WillChangeStatusBarFrame(UIApplication, CoreGraphics.CGRect)Indicates that the frame of the status bar will change shortly. |
| WillChangeStatusBarOrientation(UIApplication, UIInterfaceOrientation, double)Indicates that the orientation of the status bar will change shortly. |
| WillContinueUserActivity(UIApplication, string) : boolInforms the app that the user attempts to continue a userActivityType action for which data might not be available, and returns to notify the user that the app will continue the activity. |
| WillEncodeRestorableState(UIApplication, Foundation.NSCoder)The first method called in the state preservation process. |
| WillEnterForeground(UIApplication)Called prior to the application returning from a backgrounded state. |
| WillFinishLaunching(UIApplication, Foundation.NSDictionary) : boolIndicates that launching has begun, but state restoration has not yet occurred. |
| WillTerminate(UIApplication)Called if the application is being terminated due to memory constraints or directly by the user. |