import type { View } from '../ui/core/view';
import type { NavigationEntry } from '../ui/frame/frame-interfaces';
import { ApplicationCommon } from './application-common';
import type { iOSApplication as IiOSApplication } from './application';
import { IOSNativeWindow } from '../native-window/native-window.ios';
import { NativeWindow } from '../native-window/native-window-common';
import type { WindowOpenOptions } from '../native-window/native-window-interfaces';
import { CommonA11YServiceEnabledObservable } from '../accessibility/accessibility-common';
import { CoreTypes } from '../core-types';
declare class NotificationObserver extends NSObject {
    private _onReceiveCallback;
    static initWithCallback(onReceiveCallback: (notification: NSNotification) => void): NotificationObserver;
    onReceive(notification: NSNotification): void;
    static ObjCExposedMethods: {
        onReceive: {
            returns: interop.Type<void>;
            params: (typeof NSNotification)[];
        };
    };
}
declare class CADisplayLinkTarget extends NSObject {
    private _owner;
    static initWithOwner(owner: WeakRef<iOSApplication>): CADisplayLinkTarget;
    onDisplayed(link: CADisplayLink): void;
    static ObjCExposedMethods: {
        onDisplayed: {
            returns: interop.Type<void>;
            params: (typeof CADisplayLink)[];
        };
    };
}
export declare class iOSApplication extends ApplicationCommon implements IiOSApplication {
    private _delegate;
    private _delegateHandlers;
    private _rootView;
    /** Set when `shouldDelayLaunchEvent` defers the primary window's content until the app first becomes active. */
    private _pendingWindowContentResolve;
    private _sceneDelegate;
    /**
     * User-provided callback to intercept scene configuration.
     * Called for every new scene session. Return a UISceneConfiguration to handle
     * the scene yourself, or return null/undefined to let NativeScript handle it
     * (only for UIWindowSceneSessionRoleApplication scenes).
     * @internal
     */
    _onSceneConfiguration: ((application: UIApplication, connectingSceneSession: UISceneSession, options: UISceneConnectionOptions) => UISceneConfiguration | null | undefined) | null;
    private _mirroredWindow;
    private _foregroundWindows;
    private _activeWindows;
    private _notificationObservers;
    private _softRebootAppDelegate;
    private _softRebootSceneDelegates;
    displayedOnce: boolean;
    displayedLinkTarget: CADisplayLinkTarget;
    displayedLink: CADisplayLink;
    /**
     * Delays the 'launch' event, and with it the creation of the first window's content, until the
     * app first becomes active, instead of raising it while the app finishes launching.
     *
     * Applies to non-scene apps only. It has no effect in a scene-based app, where each window's
     * content is resolved as its scene connects.
     *
     * @deprecated Use the 'ready' event for application initialization, and
     * Application.setWindowContentResolver() to provide window UI.
     */
    shouldDelayLaunchEvent: boolean;
    /**
     * @internal - should not be constructed by the user.
     */
    constructor();
    getRootView(): View;
    resetRootView(entry?: NavigationEntry | string): void;
    run(entry?: string | NavigationEntry): void;
    private runAsMainApp;
    private runAsEmbeddedApp;
    /**
     * After an in-process soft reboot (NativeScriptRuntime.reloadApplication /
     * restartWithConfig), the Objective-C delegate classes created by the
     * previous JS isolate still exist and UIKit keeps dispatching to their
     * now-inert instances: their method callbacks bail out because the isolate
     * that implemented them is gone. Notification-center observers are
     * re-registered by the new isolate, but delegate-based dispatch (custom
     * UIApplicationDelegate methods like push-token/openURL callbacks, and the
     * UIScene delegates used by scene-lifecycle apps) stays pinned to the old
     * bundle. Recreate those delegates from this bundle's classes and re-point
     * UIKit at them.
     */
    private _reattachNativeDelegatesAfterSoftReboot;
    private getViewController;
    private setViewControllerView;
    setMaxRefreshRate(options?: {
        min?: number;
        max?: number;
        preferred?: number;
    }): void;
    get rootController(): UIViewController;
    get nativeApp(): UIApplication;
    get window(): UIWindow;
    get delegate(): UIApplicationDelegate & {
        prototype: UIApplicationDelegate;
    };
    set delegate(value: UIApplicationDelegate | unknown);
    /**
     * NativeScript's default implementation of the `UIApplicationDelegate`
     * `applicationConfigurationForConnectingSceneSessionOptions` method.
     *
     * It is installed automatically on the application delegate class unless that class
     * already implements the method. A delegate that does implement it can handle the
     * scenes it cares about and forward the rest here:
     *
     * ```ts
     * applicationConfigurationForConnectingSceneSessionOptions(app, session, options) {
     *   if (session.role === myCustomRole) {
     *     return myConfig;
     *   }
     *   return Application.ios.defaultSceneConfiguration(app, session, options);
     * }
     * ```
     *
     * `onSceneConfiguration` is consulted first. Scenes with the
     * `UIWindowSceneSessionRoleApplication` role then get a configuration backed by
     * NativeScript's SceneDelegate; every other role gets a bare configuration that
     * NativeScript does not manage.
     */
    defaultSceneConfiguration(application: UIApplication, connectingSceneSession: UISceneSession, options: UISceneConnectionOptions): UISceneConfiguration;
    /**
     * NativeScript's default implementation of the `UIApplicationDelegate`
     * `applicationDidDiscardSceneSessions` method, which retires the `NativeWindow`s
     * belonging to the discarded sessions.
     *
     * It is installed automatically on the application delegate class unless that class
     * already implements the method, in which case forward to it from there so window
     * bookkeeping stays correct.
     */
    defaultDiscardSceneSessions(application: UIApplication, sceneSessions: NSSet<UISceneSession>): void;
    addDelegateHandler<T extends keyof UIApplicationDelegate>(methodName: T, handler: (typeof UIApplicationDelegate.prototype)[T]): void;
    getNativeApplication(): UIApplication;
    addNotificationObserver(notificationName: string, onReceiveCallback: (notification: NSNotification) => void): NotificationObserver;
    removeNotificationObserver(observer: any, notificationName: string): void;
    protected getSystemAppearance(): 'light' | 'dark';
    private getSystemAppearanceValue;
    protected getLayoutDirection(): CoreTypes.LayoutDirectionType;
    private getLayoutDirectionValue;
    protected getOrientation(): "portrait" | "landscape" | "unknown";
    private getOrientationValue;
    private notifyAppStarted;
    _onLivesync(context?: ModuleContext): void;
    private setWindowContent;
    /**
     * Attaches content to the raw `UIWindow`. Every launch path registers a primary
     * NativeWindow, so this only runs when no window is left to own the content.
     */
    private setWindowContentFallback;
    private didFinishLaunchingWithOptions;
    private didBecomeActive;
    private didEnterBackground;
    private willTerminate;
    private didReceiveMemoryWarning;
    private didChangeStatusBarOrientation;
    /**
     * Keeps the app-level root view state (`getRootView()`, the global root view and the
     * `initRootView` event) following whatever the primary window shows.
     */
    private mirrorPrimaryWindow;
    private onPrimaryWindowContentLoaded;
    private adoptRootView;
    /**
     * @internal - hands the discarded sessions' ids to the window registry, which decides
     * which of them name a window that is actually finished with.
     */
    _onSceneSessionsDiscarded(sessions: NSSet<UISceneSession>): void;
    /**
     * @internal - Get a NativeWindow by its scene.
     */
    _getWindowForScene(scene: UIWindowScene): IOSNativeWindow | undefined;
    /**
     * @internal - Feeds a window's foreground state into the application-level
     * 'foreground'/'background' events, which describe the app as a whole: they are raised
     * when the first application-role window enters the foreground and when the last one
     * leaves it. Windows in any other role never speak for the app.
     */
    _setWindowInForeground(nativeWindow: NativeWindow | undefined, inForeground: boolean, scene?: UIScene): void;
    /**
     * @internal - Feeds a window's active state into the application-level 'resume'/'suspend'
     * events, raised when the first application-role window becomes active and when the last
     * active one resigns.
     */
    _setWindowActive(nativeWindow: NativeWindow | undefined, active: boolean, scene?: UIScene): void;
    /**
     * @returns whether the set flipped between empty and non-empty, which is the only point
     * at which app-level state changes.
     */
    private _trackWindowState;
    protected _onWindowRegistered(nativeWindow: NativeWindow): void;
    protected _onPrimaryWindowPromoted(nativeWindow: NativeWindow): void;
    /**
     * Register a callback to intercept scene configuration.
     *
     * Called for every new scene session. Return a `UISceneConfiguration` to handle
     * the scene yourself (e.g. CarPlay, external display), or return `null`/`undefined`
     * to let NativeScript handle it with the default SceneDelegate.
     *
     * NativeScript only auto-manages `UIWindowSceneSessionRoleApplication` scenes.
     * All other scene roles are ignored unless you provide a configuration here.
     *
     * @example
     * ```ts
     * Application.ios.onSceneConfiguration = (app, session, options) => {
     *   if (session.role === CPTemplateApplicationSceneSessionRoleApplication) {
     *     const config = UISceneConfiguration.configurationWithNameSessionRole('CarPlay', session.role);
     *     config.delegateClass = MyCarPlaySceneDelegate;
     *     return config;
     *   }
     *   // Return null to let NativeScript handle the default window scene
     *   return null;
     * };
     * ```
     */
    set onSceneConfiguration(handler: ((application: UIApplication, connectingSceneSession: UISceneSession, options: UISceneConnectionOptions) => UISceneConfiguration | null | undefined) | null);
    get onSceneConfiguration(): ((application: UIApplication, connectingSceneSession: UISceneSession, options: UISceneConnectionOptions) => UISceneConfiguration | null | undefined) | null;
    get sceneDelegate(): UIWindowSceneDelegate;
    set sceneDelegate(value: UIWindowSceneDelegate);
    /**
     * Multi-window support
     */
    /**
     * Opens a new window (scene).
     *
     * @param options Options for the new window. `options.data` is serialized into the
     * activating scene's `NSUserActivity.userInfo`.
     */
    openWindow(options?: WindowOpenOptions): void;
    /**
     * Closes a secondary window/scene.
     * Accepts a NativeWindow, View, UIWindow, UIWindowScene, or string id.
     */
    closeWindow(target?: NativeWindow | View | UIWindow | UIWindowScene | string): void;
    /**
     * @deprecated Use `getWindows()` instead.
     */
    getAllWindows(): UIWindow[];
    /**
     * @deprecated Use `getWindows()` instead.
     */
    getAllScenes(): UIScene[];
    /**
     * @deprecated Use `getWindows()` instead.
     */
    getWindowScenes(): UIWindowScene[];
    /**
     * @deprecated Use `primaryWindow?.ios?.uiWindow` instead.
     */
    getPrimaryWindow(): UIWindow;
    /**
     * @deprecated Use `primaryWindow?.ios?.scene` instead.
     */
    getPrimaryScene(): UIWindowScene | null;
    supportsScenes(): boolean;
    supportsMultipleScenes(): boolean;
    isUsingSceneLifecycle(): boolean;
    configureForScenes(): void;
    private _resolveScene;
    private createSceneWithLegacyAPI;
    /**
     * Creates a simple view controller with a NativeScript view for a scene window.
     * @param window The UIWindow to set content for
     * @param view The NativeScript View to set as root content
     */
    setWindowRootView(window: UIWindow, view: View): void;
    get ios(): this;
}
export * from './application-common';
export * from './application-interfaces';
export declare const Application: iOSApplication;
export declare const AndroidApplication: any;
export declare function getCurrentFontScale(): number;
export declare function updateAccessibilityProperties(view: View): void;
export declare const sendAccessibilityEvent: () => void;
export declare function isAccessibilityServiceEnabled(): boolean;
export declare function getAndroidAccessibilityManager(): null;
export declare class AccessibilityServiceEnabledObservable extends CommonA11YServiceEnabledObservable {
    constructor();
}
export declare function ensureA11yClasses(): void;
export declare function updateCurrentHelperClasses(applyRootCssClass: (cssClasses: string[], newCssClass: string) => void): void;
export declare function initAccessibilityCssHelper(): void;