/**

 * $Id: editable_selects.js 162 2007-01-03 16:16:52Z spocke $

 *

 * Makes select boxes editable.

 *

 * @author Moxiecode

 * @copyright Copyright © 2004-2007, Moxiecode Systems AB, All rights reserved.

 */

var TinyMCE_EditableSelects = {

	editSelectElm : null,

	init : function() {

		var nl = document.getElementsByTagName("select"), i, d = document, o;

		for (i=0; i<nl.length; i++) {

			if (nl[i].className.indexOf('mceEditableSelect') != -1) {

				o = new Option('(value)', '__mce_add_custom__');

				o.className = 'mceAddSelectValue';

				nl[i].options[nl[i].options.length] = o;

				nl[i].setAttribute('onchange', 'TinyMCE_EditableSelects.onChangeEditableSelect(this);');

			}

		}

	},

	onChangeEditableSelect : function(se) {

		var d = document, ne;

		if (se.options[se.selectedIndex].value == '__mce_add_custom__') {

			ne = d.createElement("input");

			ne.id = se.id + "_custom";

			ne.name = se.name + "_custom";

			ne.type = "text";

			ne.style.width = se.clientWidth;

			se.parentNode.insertBefore(ne, se);

			se.style.display = 'none';

			ne.focus();

			ne.onblur = TinyMCE_EditableSelects.onBlurEditableSelectInput;

			TinyMCE_EditableSelects.editSelectElm = se;

		}

	},

	onBlurEditableSelectInput : function() {

		var se = TinyMCE_EditableSelects.editSelectElm;

		if (se) {

			if (se.previousSibling.value != '') {

				addSelectValue(document.forms[0], se.id, se.previousSibling.value, se.previousSibling.value);

				selectByValue(document.forms[0], se.id, se.previousSibling.value);

			} else

				selectByValue(document.forms[0], se.id, '');

			se.style.display = 'inline';

			se.parentNode.removeChild(se.previousSibling);

			TinyMCE_EditableSelects.editSelectElm = null;

		}

	}

};