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   1  /**
   2   * $Id: editable_selects.js 867 2008-06-09 20:33:40Z spocke $
   3   *
   4   * Makes select boxes editable.
   5   *
   6   * @author Moxiecode
   7   * @copyright Copyright © 2004-2008, Moxiecode Systems AB, All rights reserved.
   8   */
   9  
  10  var TinyMCE_EditableSelects = {
  11      editSelectElm : null,
  12  
  13      init : function() {
  14          var nl = document.getElementsByTagName("select"), i, d = document, o;
  15  
  16          for (i=0; i<nl.length; i++) {
  17              if (nl[i].className.indexOf('mceEditableSelect') != -1) {
  18                  o = new Option('(value)', '__mce_add_custom__');
  19  
  20                  o.className = 'mceAddSelectValue';
  21  
  22                  nl[i].options[nl[i].options.length] = o;
  23                  nl[i].onchange = TinyMCE_EditableSelects.onChangeEditableSelect;
  24              }
  25          }
  26      },
  27  
  28      onChangeEditableSelect : function(e) {
  29          var d = document, ne, se = window.event ? window.event.srcElement : e.target;
  30  
  31          if (se.options[se.selectedIndex].value == '__mce_add_custom__') {
  32              ne = d.createElement("input");
  33              ne.id = se.id + "_custom";
  34              ne.name = se.name + "_custom";
  35              ne.type = "text";
  36  
  37              ne.style.width = se.offsetWidth + 'px';
  38              se.parentNode.insertBefore(ne, se);
  39              se.style.display = 'none';
  40              ne.focus();
  41              ne.onblur = TinyMCE_EditableSelects.onBlurEditableSelectInput;
  42              ne.onkeydown = TinyMCE_EditableSelects.onKeyDown;
  43              TinyMCE_EditableSelects.editSelectElm = se;
  44          }
  45      },
  46  
  47      onBlurEditableSelectInput : function() {
  48          var se = TinyMCE_EditableSelects.editSelectElm;
  49  
  50          if (se) {
  51              if (se.previousSibling.value != '') {
  52                  addSelectValue(document.forms[0], se.id, se.previousSibling.value, se.previousSibling.value);
  53                  selectByValue(document.forms[0], se.id, se.previousSibling.value);
  54              } else
  55                  selectByValue(document.forms[0], se.id, '');
  56  
  57              se.style.display = 'inline';
  58              se.parentNode.removeChild(se.previousSibling);
  59              TinyMCE_EditableSelects.editSelectElm = null;
  60          }
  61      },
  62  
  63      onKeyDown : function(e) {
  64          e = e || window.event;
  65  
  66          if (e.keyCode == 13)
  67              TinyMCE_EditableSelects.onBlurEditableSelectInput();
  68      }
  69  };