74 lines
2.5 KiB
JavaScript
74 lines
2.5 KiB
JavaScript
/*
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* (c) Copyright Ascensio System SIA 2010-2024
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation. In accordance with
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* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
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* that Ascensio System SIA expressly excludes the warranty of non-infringement
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* of any third-party rights.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
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* street, Riga, Latvia, EU, LV-1050.
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*
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* The interactive user interfaces in modified source and object code versions
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* of the Program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU AGPL version 3.
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*
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* Pursuant to Section 7(b) of the License you must retain the original Product
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* logo when distributing the program. Pursuant to Section 7(e) we decline to
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* grant you any rights under trademark law for use of our trademarks.
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*
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* All the Product's GUI elements, including illustrations and icon sets, as
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* well as technical writing content are licensed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International. See the License
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* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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*/
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const helper = function() {
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let $elem;
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const set_enabled = function(enabled) {
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if ( enabled ) {
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if ( !$elem ) {
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if ( ($elem = $('div[aria-live]')).length == 0 ) {
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const tmpl = '<div aria-live="assertive" class="sr-only" style=""></div>'
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$elem = $(tmpl).appendTo($('body'));
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}
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}
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} else {
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if ( $elem ) {
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$elem.remove($elem);
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$elem = undefined;
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}
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}
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}
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const set_text_to_speech = function(text) {
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if ( !$elem ){
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set_enabled(true);
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}
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$elem.text('');
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setTimeout(function(e) {
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$elem.text(text);
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}, 0);
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}
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return {
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setEnabled: set_enabled,
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disable: function() { set_enabled(false); },
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speech: set_text_to_speech,
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}
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}
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!window.Common && (window.Common = {});
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!Common.Utils && (Common.Utils = {});
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Common.Utils.ScreeenReaderHelper = new helper(); |