Mailspring/internal_packages/composer-templates/lib/main.es6

import {PreferencesUIStore, ComponentRegistry, ExtensionRegistry} from 'nylas-exports';
import TemplatePicker from './template-picker';
import TemplateStatusBar from './template-status-bar';
import TemplateComposerExtension from './template-composer-extension';

export function activate(state = {}) {
  this.state = state;
  this.preferencesTab = new PreferencesUIStore.TabItem({
    tabId: 'Quick Replies',
    displayName: 'Quick Replies',
    component: require('./preferences-templates'),
  });
  ComponentRegistry.register(TemplatePicker, {role: 'Composer:ActionButton'});
  ComponentRegistry.register(TemplateStatusBar, {role: 'Composer:Footer'});
  PreferencesUIStore.registerPreferencesTab(this.preferencesTab);
  ExtensionRegistry.Composer.register(TemplateComposerExtension);
}

export function deactivate() {
  ComponentRegistry.unregister(TemplatePicker);
  ComponentRegistry.unregister(TemplateStatusBar);
  PreferencesUIStore.unregisterPreferencesTab(this.preferencesTab.tabId);
  ExtensionRegistry.Composer.unregister(TemplateComposerExtension);
}

export function serialize() {
  return this.state;
}