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-rw-r--r--js/show_bug.js42
1 files changed, 42 insertions, 0 deletions
diff --git a/js/show_bug.js b/js/show_bug.js
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index 000000000..07276075f
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+++ b/js/show_bug.js
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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This Source Code Form is "Incompatible With Secondary Licenses", as
+ * defined by the Mozilla Public License, v. 2.0. */
+
+function getPreSelectedIndex(el) {
+ var options = el.options;
+ for (var i = 0, l = options.length; i < l; i++) {
+ var attributes = options[i].attributes;
+ for (var j = 0, m = attributes.length; j < m; j++) {
+ if (attributes[j].name == 'selected') {
+ return i;
+ }
+ }
+ }
+ return -1;
+}
+
+// Force the browser to honour the selected option when a page is refreshed,
+// but if the user hasn't explicitly selected a different option.
+YAHOO.util.Event.onDOMReady(function() {
+ var selects = document.getElementById('changeform').getElementsByTagName('select');
+ for (var i = 0, l = selects.length; i < l; i++) {
+ var el = selects[i];
+ var el_dirty = document.getElementById(el.name + '_dirty');
+ if (el_dirty) {
+ if (!el_dirty.value) {
+ var preSelectedIndex = getPreSelectedIndex(el);
+ if (preSelectedIndex != -1)
+ el.selectedIndex = preselectedIndex;
+ }
+ YAHOO.util.Event.on(el, "change", function(e) {
+ var el = e.target || e.srcElement;
+ var preSelectedIndex = getPreSelectedIndex(el);
+ if (preSelectedIndex != -1)
+ document.getElementById(el.name + '_dirty').value = preSelectedIndex == el.selectedIndex ? '' : '1';
+ });
+ }
+ }
+});