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   1  /**
   2   * editable_selects.js
   3   *
   4   * Released under LGPL License.
   5   * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
   6   *
   7   * License: http://www.tinymce.com/license
   8   * Contributing: http://www.tinymce.com/contributing
   9   */
  10  
  11  var TinyMCE_EditableSelects = {
  12    editSelectElm : null,
  13  
  14    init : function () {
  15      var nl = document.getElementsByTagName("select"), i, d = document, o;
  16  
  17      for (i = 0; i < nl.length; i++) {
  18        if (nl[i].className.indexOf('mceEditableSelect') != -1) {
  19          o = new Option(tinyMCEPopup.editor.translate('value'), '__mce_add_custom__');
  20  
  21          o.className = 'mceAddSelectValue';
  22  
  23          nl[i].options[nl[i].options.length] = o;
  24          nl[i].onchange = TinyMCE_EditableSelects.onChangeEditableSelect;
  25        }
  26      }
  27    },
  28  
  29    onChangeEditableSelect : function (e) {
  30      var d = document, ne, se = window.event ? window.event.srcElement : e.target;
  31  
  32      if (se.options[se.selectedIndex].value == '__mce_add_custom__') {
  33        ne = d.createElement("input");
  34        ne.id = se.id + "_custom";
  35        ne.name = se.name + "_custom";
  36        ne.type = "text";
  37  
  38        ne.style.width = se.offsetWidth + 'px';
  39        se.parentNode.insertBefore(ne, se);
  40        se.style.display = 'none';
  41        ne.focus();
  42        ne.onblur = TinyMCE_EditableSelects.onBlurEditableSelectInput;
  43        ne.onkeydown = TinyMCE_EditableSelects.onKeyDown;
  44        TinyMCE_EditableSelects.editSelectElm = se;
  45      }
  46    },
  47  
  48    onBlurEditableSelectInput : function () {
  49      var se = TinyMCE_EditableSelects.editSelectElm;
  50  
  51      if (se) {
  52        if (se.previousSibling.value != '') {
  53          addSelectValue(document.forms[0], se.id, se.previousSibling.value, se.previousSibling.value);
  54          selectByValue(document.forms[0], se.id, se.previousSibling.value);
  55        } else {
  56          selectByValue(document.forms[0], se.id, '');
  57        }
  58  
  59        se.style.display = 'inline';
  60        se.parentNode.removeChild(se.previousSibling);
  61        TinyMCE_EditableSelects.editSelectElm = null;
  62      }
  63    },
  64  
  65    onKeyDown : function (e) {
  66      e = e || window.event;
  67  
  68      if (e.keyCode == 13) {
  69        TinyMCE_EditableSelects.onBlurEditableSelectInput();
  70      }
  71    }
  72  };