import Mixin from '@ember/object/mixin'; import { scheduleOnce } from '@ember/runloop'; import { assert } from '@ember/debug'; import { on } from '@ember/object/evented'; // eslint-disable-next-line ember/no-new-mixins export default Mixin.create({ windowResizeHandler() { assert( 'windowResizeHandler needs to be overridden in the Component', false ); }, setupWindowResize: on('didInsertElement', function () { scheduleOnce('afterRender', this, this.addResizeListener); }), addResizeListener() { this.set('_windowResizeHandler', this.windowResizeHandler.bind(this)); window.addEventListener('resize', this._windowResizeHandler); }, removeWindowResize: on('willDestroyElement', function () { window.removeEventListener('resize', this._windowResizeHandler); }), });