@difizen/mana-core/es/application/application-protocol.d.ts

import type { Event } from '@difizen/mana-common';
/**
 * Service for opening new browser windows.
 */
export declare const WindowService: unique symbol;
export type WindowService = {
    /**
     * Called when the `window` is about to `unload` its resources.
     * At this point, the `document` is still visible and the [`BeforeUnloadEvent`](https://developer.mozilla.org/en-US/docs/Web/API/Window/beforeunload_event)
     * event will be canceled if the return value of this method is `false`.
     */
    canUnload: () => boolean;
    /**
     * Fires when the `window` unloads. The unload event is inevitable. On this event, the frontend application can save its state and release resource.
     * Saving the state and releasing any resources must be a synchronous call. Any asynchronous calls invoked after emitting this event might be ignored.
     */
    readonly onUnload: Event<void>;
};
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