import type { CoreTypes } from '../core-types';
import type { EventData } from '../data/observable';
import type { View } from '../ui/core/view';
import type { NavigationEntry } from '../ui/frame/frame-interfaces';
import type { NativeWindow, WindowBase } from '.';
/**
 * Events emitted by a NativeWindow instance.
 */
export declare const NativeWindowEvents: {
    /** Fired when the window becomes the active/focused window. */
    readonly activate: "activate";
    /** Fired when the window loses focus. */
    readonly deactivate: "deactivate";
    /** Fired when the window enters the background. */
    readonly background: "background";
    /** Fired when the window enters the foreground. */
    readonly foreground: "foreground";
    /**
     * Fired when the window session ends for good. Fires at most once per window;
     * every listener on the window is dropped right after it is dispatched.
     */
    readonly close: "close";
    /** Fired when a native surface is bound to the window, both on first connect and on every re-attach. */
    readonly attached: "attached";
    /**
     * Fired when the native surface goes away while the window session stays alive
     * (iOS scene disconnect, Android activity recreation). The window stays registered
     * and keeps its listeners, so the same instance is reused when `attached` fires again.
     */
    readonly detached: "detached";
    /** Fired after the window content has been displayed for the first time. */
    readonly displayed: "displayed";
    /** Fired when the root view content is set or changed. */
    readonly contentLoaded: "contentLoaded";
    /** Fired when the orientation of this window changes. */
    readonly orientationChanged: "orientationChanged";
    /** Fired when the system appearance of this window changes between light and dark. */
    readonly systemAppearanceChanged: "systemAppearanceChanged";
    /** Fired when the layout direction of this window changes between ltr and rtl. */
    readonly layoutDirectionChanged: "layoutDirectionChanged";
    /** Fired when the scene is about to connect (iOS only). */
    readonly sceneWillConnect: "sceneWillConnect";
    /** Fired when the scene becomes active (iOS only). */
    readonly sceneDidActivate: "sceneDidActivate";
    /** Fired when the scene is about to resign active state (iOS only). */
    readonly sceneWillResignActive: "sceneWillResignActive";
    /** Fired when the scene is about to enter the foreground (iOS only). */
    readonly sceneWillEnterForeground: "sceneWillEnterForeground";
    /** Fired when the scene has entered the background (iOS only). */
    readonly sceneDidEnterBackground: "sceneDidEnterBackground";
    /** Fired when the scene has disconnected (iOS only). */
    readonly sceneDidDisconnect: "sceneDidDisconnect";
    /** Fired when the scene is asked to open one or more URLs (iOS only). */
    readonly sceneOpenURLContexts: "sceneOpenURLContexts";
    /** Fired when the scene is asked to continue a handoff/universal link activity (iOS only). */
    readonly sceneContinueUserActivity: "sceneContinueUserActivity";
    /** Fired when a home screen quick action is directed at the scene (iOS only). */
    readonly scenePerformActionForShortcutItem: "scenePerformActionForShortcutItem";
    /** Fired when the activity is created (Android only). */
    readonly activityCreated: "activityCreated";
    /** Fired when the activity is destroyed (Android only). */
    readonly activityDestroyed: "activityDestroyed";
    /** Fired when the activity is started (Android only). */
    readonly activityStarted: "activityStarted";
    /** Fired when the activity is paused (Android only). */
    readonly activityPaused: "activityPaused";
    /** Fired when the activity is resumed (Android only). */
    readonly activityResumed: "activityResumed";
    /** Fired when the activity is stopped (Android only). */
    readonly activityStopped: "activityStopped";
    /** Fired when the activity state is being saved (Android only). */
    readonly saveActivityState: "saveActivityState";
    /** Fired when the activity receives a result (Android only). */
    readonly activityResult: "activityResult";
    /** Fired when the back button is pressed (Android only). */
    readonly activityBackPressed: "activityBackPressed";
    /** Fired when the activity receives a new intent (Android only). */
    readonly activityNewIntent: "activityNewIntent";
    /** Fired when permission results are received (Android only). */
    readonly activityRequestPermissions: "activityRequestPermissions";
};
export type NativeWindowEventName = (typeof NativeWindowEvents)[keyof typeof NativeWindowEvents];
/**
 * Application-level events related to window management.
 */
export declare const WindowEvents: {
    /** Fired on Application when a new NativeWindow is created. */
    readonly windowOpen: "windowOpen";
    /** Fired on Application when a NativeWindow is closed/destroyed. */
    readonly windowClose: "windowClose";
    /** Fired on Application when another window takes over the primary role. */
    readonly primaryWindowChanged: "primaryWindowChanged";
};
/**
 * Base event data for window surface events.
 */
export interface WindowBaseEventData extends EventData {
    /** The window that emitted the event. */
    window: WindowBase;
}
/**
 * Base event data for NativeWindow events.
 */
export interface NativeWindowEventData extends WindowBaseEventData {
    /** The NativeWindow that emitted the event. */
    window: NativeWindow;
}
/**
 * Event data for the `orientationChanged` event of a NativeWindow.
 */
export interface WindowOrientationChangedEventData extends NativeWindowEventData {
    /** The orientation the window is now in. */
    newValue: 'portrait' | 'landscape' | 'unknown';
}
/**
 * Event data for the `systemAppearanceChanged` event of a NativeWindow.
 */
export interface WindowSystemAppearanceChangedEventData extends NativeWindowEventData {
    /** The system appearance the window is now showing. */
    newValue: 'light' | 'dark';
}
/**
 * Event data for the `layoutDirectionChanged` event of a NativeWindow.
 */
export interface WindowLayoutDirectionChangedEventData extends NativeWindowEventData {
    /** The layout direction the window is now using. */
    newValue: CoreTypes.LayoutDirectionType;
}
/**
 * Event data fired on Application when a window opens.
 */
export interface WindowOpenEventData extends EventData {
    /** The NativeWindow that was opened. */
    window: NativeWindow;
}
/**
 * Event data fired on Application when a window closes.
 */
export interface WindowCloseEventData extends EventData {
    /** The NativeWindow that was closed. */
    window: NativeWindow;
}
/**
 * Event data fired on Application when the primary window changes.
 */
export interface PrimaryWindowChangedEventData extends EventData {
    /** The NativeWindow that is now primary. */
    window: NativeWindow;
}
/**
 * Options for opening a new window.
 */
export interface WindowOpenOptions {
    /**
     * Data to pass to the new window.
     * On iOS: serialized into NSUserActivity.userInfo.
     * On Android: added as intent extras.
     */
    data?: Record<string, any>;
}
/**
 * Supplies the UI for a window that needs content. Called once per window that needs it.
 *
 * Return a `View`, a `NavigationEntry` or a module name to set the window content,
 * `null` to take ownership and set the content asynchronously later, or `undefined`
 * to fall back to the application main entry.
 */
export type WindowContentResolver = (request: WindowContentRequest) => View | NavigationEntry | string | null | undefined;
/**
 * Describes the window asking for content.
 */
export interface WindowContentRequest {
    /** The window that needs content. */
    window: NativeWindow;
    /** Whether the window is the application's primary window. */
    isPrimary: boolean;
    /** NSUserActivity.userInfo on iOS, intent extras on Android. */
    data?: Record<string, any>;
    ios?: {
        connectionOptions?: UISceneConnectionOptions;
    };
    android?: {
        intent?: android.content.Intent;
        savedInstanceState?: android.os.Bundle;
    };
}