1/* 2 * focus.ts 3 * 4 * Copyright (C) 2021 by RStudio, PBC 5 * 6 * Unless you have received this program directly from RStudio pursuant 7 * to the terms of a commercial license agreement with RStudio, then 8 * this program is licensed to you under the terms of version 3 of the 9 * GNU Affero General Public License. This program is distributed WITHOUT 10 * ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT, 11 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the 12 * AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details. 13 * 14 */ 15 16export function isElementFocused(element: HTMLElement | null): boolean { 17 if (element) { 18 return window.document.activeElement === element; 19 } 20 return false; 21} 22 23export function focusElement(element: HTMLElement | null) { 24 if (element) { 25 element.focus(); 26 } 27} 28