blob: 453740799322bb7734b6b45a4b84fde4723c1db5 [file] [log] [blame]
/* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the Bugzilla Bug Tracking System.
*
* The Initial Developer of the Original Code is Marc Schumann.
* Portions created by Marc Schumann are Copyright (c) 2007 Marc Schumann.
* All rights reserved.
*
* Contributor(s): Marc Schumann <wurblzap@gmail.com>
*/
function sortedList_moveItem(paramName, direction, separator) {
var select = document.getElementById('select_' + paramName);
var inputField = document.getElementById('input_' + paramName);
var currentIndex = select.selectedIndex;
var newIndex = currentIndex + direction;
var optionCurrentIndex;
var optionNewIndex;
/* Return if no selection */
if (currentIndex < 0) return;
/* Return if trying to move upward out of list */
if (newIndex < 0) return;
/* Return if trying to move downward out of list */
if (newIndex >= select.length) return;
/* Move selection */
optionNewIndex = select.options[newIndex];
optionCurrentIndex = select.options[currentIndex];
/* Because some browsers don't accept the same option object twice in a
* selection list, we need to put a blank option here first */
select.options[newIndex] = new Option();
select.options[currentIndex] = optionNewIndex;
select.options[newIndex] = optionCurrentIndex;
select.selectedIndex = newIndex;
populateInputField(select, inputField, separator);
}
function populateInputField(select, inputField, separator) {
var i;
var stringRepresentation = '';
for (i = 0; i < select.length; i++) {
if (select.options[i].value == separator) {
break;
}
if (stringRepresentation != '') {
stringRepresentation += ',';
}
stringRepresentation += select.options[i].value;
}
inputField.value = stringRepresentation;
}