Mailspring/app/internal_packages/activity-list/lib/main.es6

import { ComponentRegistry, WorkspaceStore } from 'nylas-exports';
import { HasTutorialTip } from 'nylas-component-kit';
import ActivityListButton from './activity-list-button';
import ActivityListStore from './activity-list-store';

const ActivityListButtonWithTutorialTip = HasTutorialTip(ActivityListButton, {
  title: 'Open and link tracking',
  instructions: "If you've enabled link tracking or read receipts, those events will appear here!",
});

export function activate() {
  ComponentRegistry.register(ActivityListButtonWithTutorialTip, {
    location: WorkspaceStore.Location.RootSidebar.Toolbar,
  });
  ActivityListStore.activate();
}

export function deactivate() {
  ComponentRegistry.unregister(ActivityListButtonWithTutorialTip);
}