-displayPageHeader($color, 'None');
-
- echo
- html_tag( 'table', '', 'center', '', 'width="95%" border="0" cellpadding="1" cellspacing="0"' ) .
- html_tag( 'tr' ) .
- html_tag( 'td', '', 'center', $color[0] ) .
- '<b>' . _("Options") . ' - ' . _("Index Order") . '</b>' .
- html_tag( 'table', '', '', '', 'width="100%" border="0" cellpadding="8" cellspacing="0"' ) .
- html_tag( 'tr' ) .
- html_tag( 'td', '', 'center', $color[4] );
-
- $available[1] = _("Checkbox");
- $available[2] = _("From");
- $available[3] = _("Date");
- $available[4] = _("Subject");
- $available[5] = _("Flags");
- $available[6] = _("Size");
-
- if (! isset($method)) { $method = ''; }
-
- if ($method == 'up' && $num > 1) {
- $prev = $num-1;
- $tmp = $index_order[$prev];
- $index_order[$prev] = $index_order[$num];
- $index_order[$num] = $tmp;
- } else if ($method == 'down' && $num < count($index_order)) {
- $next = $num++;
- $tmp = $index_order[$next];
- $index_order[$next] = $index_order[$num];
- $index_order[$num] = $tmp;
- } else if ($method == 'remove' && $num) {
- for ($i=1; $i < 8; $i++) {
- removePref($data_dir, $username, "order$i");
- }
- for ($j=1,$i=1; $i <= count($index_order); $i++) {
- if ($i != $num) {
- $new_ary[$j] = $index_order[$i];
- $j++;
- }
- }
- $index_order = array();
- $index_order = $new_ary;
- if (count($index_order) < 1) {
- include_once('../src/load_prefs.php');
+/***************************************************************/
+/* Finally, display whatever page we are supposed to show now. */
+/***************************************************************/
+
+displayPageHeader($color, null, (isset($optpage_data['xtra']) ? $optpage_data['xtra'] : ''));
+
+
+/**
+ * Change the column order of a mailbox
+ *
+ * @param array $index_order (reference) contains an ordered list with columns
+ * @param string $method action to take, move, add and remove are supported
+ * @param int $num target column
+ * @param int $pos positions to move a column in the index_order array
+ * @return bool $r A change in the ordered list took place.
+ */
+function change_columns_list(&$index_order,$method,$num,$pos=0) {
+ $r = false;
+ switch ($method) {
+ case 'move': $r = sqm_array_move_value($index_order,$num,$pos); break;
+ case 'add':
+ $index_order[] = (int) $num;
+ $r = true;
+ /**
+ * flush the cache in order to retrieve the new columns
+ */
+ sqsession_unregister('mailbox_cache');
+ break;
+ case 'remove':
+ if(in_array($num, $index_order)) {
+ unset($index_order[array_search($num, $index_order)]);
+ $index_order = array_values($index_order);
+ $r = true;