Skip to main content

NotificationsPort

NotificationsPort displays and manages OS-level browser notifications, including rich notifications with buttons and progress indicators.

Context​

  • Availability: Background
  • Source: packages/ports/src/background/notifications/notifications.port.ts

Key Methods​

  • create(options: WebExtNotificationOptions): Promise<string> - Show a notification, returns its ID.
  • create(notificationId: string, options: WebExtNotificationOptions): Promise<string> - Show a notification with an explicit ID.
  • clear(notificationId: string): Promise<boolean> - Dismiss a notification.
  • getAll(): Promise<{ [notificationId: string]: boolean }> - List all active notifications.
  • onClickedAddListener(listener: (notificationId: string) => void): void - Subscribe to notification click events.
  • onClickedRemoveListener(listener: (notificationId: string) => void): void - Unsubscribe from click events.
  • onClosedAddListener(listener: (notificationId: string, byUser: boolean) => void): void - Subscribe to notification close events.

Usage​

import { NotificationsPort } from '@hexajs-dev/ports';
import { Injectable, InjectableContext } from '@hexajs-dev/common';

@Injectable({ context: InjectableContext.Background })
export class DownloadNotificationService {
  constructor(private readonly notifications: NotificationsPort) {}

  async notifyDownloadComplete(filename: string) {
    const id = await this.notifications.create({
      type: 'basic',
      iconUrl: 'icons/icon-48.png',
      title: 'Download complete',
      message: `${filename} is ready.`,
    });
    this.notifications.onClickedAddListener((notificationId) => {
      if (notificationId === id) {
        this.notifications.clear(id);
      }
    });
  }
}

API Reference Appendix​

Below is the exhaustive, auto-generated technical reference for all types, interfaces, and signatures associated with this API.