src/main/webapp/front/modules/tinymce/tinymce/plugins/tabfocus/plugin.js

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/**
 * Copyright (c) Tiny Technologies, Inc. All rights reserved.
 * Licensed under the LGPL or a commercial license.
 * For LGPL see License.txt in the project root for license information.
 * For commercial licenses see https://www.tiny.cloud/
 *
 * Version: 5.2.0 (2020-02-13)
 */
(function (domGlobals) {
    'use strict';

    var global = tinymce.util.Tools.resolve('tinymce.PluginManager');

    var global$1 = tinymce.util.Tools.resolve('tinymce.dom.DOMUtils');

    var global$2 = tinymce.util.Tools.resolve('tinymce.EditorManager');

    var global$3 = tinymce.util.Tools.resolve('tinymce.Env');

    var global$4 = tinymce.util.Tools.resolve('tinymce.util.Delay');

    var global$5 = tinymce.util.Tools.resolve('tinymce.util.Tools');

    var global$6 = tinymce.util.Tools.resolve('tinymce.util.VK');

    var getTabFocusElements = function (editor) {
      return editor.getParam('tabfocus_elements', ':prev,:next');
    };
    var getTabFocus = function (editor) {
      return editor.getParam('tab_focus', getTabFocusElements(editor));
    };
    var Settings = { getTabFocus: getTabFocus };

    var DOM = global$1.DOM;
    var tabCancel = function (e) {
      if (e.keyCode === global$6.TAB && !e.ctrlKey && !e.altKey && !e.metaKey) {
        e.preventDefault();
      }
    };
    var setup = function (editor) {
      function tabHandler(e) {
        var x, el, v, i;
        if (e.keyCode !== global$6.TAB || e.ctrlKey || e.altKey || e.metaKey || e.isDefaultPrevented()) {
          return;
        }
        function find(direction) {
          el = DOM.select(':input:enabled,*[tabindex]:not(iframe)');
          function canSelectRecursive(e) {
            return e.nodeName === 'BODY' || e.type !== 'hidden' && e.style.display !== 'none' && e.style.visibility !== 'hidden' && canSelectRecursive(e.parentNode);
          }
          function canSelect(el) {
            return /INPUT|TEXTAREA|BUTTON/.test(el.tagName) && global$2.get(e.id) && el.tabIndex !== -1 && canSelectRecursive(el);
          }
          global$5.each(el, function (e, i) {
            if (e.id === editor.id) {
              x = i;
              return false;
            }
          });
          if (direction > 0) {
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