121 lines
2.4 KiB
JavaScript
121 lines
2.4 KiB
JavaScript
/**
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* plugin.js
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*
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* Released under LGPL License.
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* Copyright (c) 1999-2015 Ephox Corp. All rights reserved
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*
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* License: http://www.tinymce.com/license
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* Contributing: http://www.tinymce.com/contributing
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*/
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/*global tinymce:true */
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tinymce.PluginManager.add('tabfocus', function(editor) {
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var DOM = tinymce.DOM, each = tinymce.each, explode = tinymce.explode;
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function tabCancel(e) {
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if (e.keyCode === 9 && !e.ctrlKey && !e.altKey && !e.metaKey) {
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e.preventDefault();
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}
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}
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function tabHandler(e) {
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var x, el, v, i;
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if (e.keyCode !== 9 || e.ctrlKey || e.altKey || e.metaKey || e.isDefaultPrevented()) {
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return;
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}
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function find(direction) {
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el = DOM.select(':input:enabled,*[tabindex]:not(iframe)');
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function canSelectRecursive(e) {
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return e.nodeName === "BODY" || (e.type != 'hidden' &&
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e.style.display != "none" &&
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e.style.visibility != "hidden" && canSelectRecursive(e.parentNode));
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}
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function canSelect(el) {
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return /INPUT|TEXTAREA|BUTTON/.test(el.tagName) && tinymce.get(e.id) && el.tabIndex != -1 && canSelectRecursive(el);
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}
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each(el, function(e, i) {
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if (e.id == editor.id) {
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x = i;
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return false;
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}
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});
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if (direction > 0) {
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for (i = x + 1; i < el.length; i++) {
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if (canSelect(el[i])) {
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return el[i];
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}
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}
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} else {
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for (i = x - 1; i >= 0; i--) {
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if (canSelect(el[i])) {
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return el[i];
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}
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}
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}
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return null;
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}
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v = explode(editor.getParam('tab_focus', editor.getParam('tabfocus_elements', ':prev,:next')));
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if (v.length == 1) {
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v[1] = v[0];
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v[0] = ':prev';
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}
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// Find element to focus
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if (e.shiftKey) {
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if (v[0] == ':prev') {
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el = find(-1);
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} else {
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el = DOM.get(v[0]);
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}
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} else {
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if (v[1] == ':next') {
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el = find(1);
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} else {
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el = DOM.get(v[1]);
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}
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}
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if (el) {
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var focusEditor = tinymce.get(el.id || el.name);
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if (el.id && focusEditor) {
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focusEditor.focus();
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} else {
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window.setTimeout(function() {
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if (!tinymce.Env.webkit) {
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window.focus();
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}
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el.focus();
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}, 10);
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}
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e.preventDefault();
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}
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}
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editor.on('init', function() {
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if (editor.inline) {
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// Remove default tabIndex in inline mode
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tinymce.DOM.setAttrib(editor.getBody(), 'tabIndex', null);
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}
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editor.on('keyup', tabCancel);
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if (tinymce.Env.gecko) {
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editor.on('keypress keydown', tabHandler);
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} else {
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editor.on('keydown', tabHandler);
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}
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});
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});
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