devextreme/esm/__internal/scheduler/utils/is_focus_lost.js

JavaScript/TypeScript Component Suite for Responsive Web Development

/**
 * DevExtreme (esm/__internal/scheduler/utils/is_focus_lost.js)
 * Version: 26.1.4
 * Build date: Fri Jul 24 2026
 *
 * Copyright (c) 2012 - 2026 Developer Express Inc. ALL RIGHTS RESERVED
 * Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
 */
import {
    domAdapter
} from "../../core/m_dom_adapter";
export const isFocusLost = () => {
    const activeElement = domAdapter.getActiveElement();
    const body = domAdapter.getBody();
    return !activeElement || activeElement === body || !body.contains(activeElement)
};