Tabs: Prevent opening a tab while panels are being animated. Fixes #4771 - Tabs:...

diff --git a/ui/jquery.ui.tabs.js b/ui/jquery.ui.tabs.js
index 2efb062e8a6d127b070e2456e5490efd8f7f7c8c..7f7a631ee49cb05d791632a24bf3bbb262755a11 100644 (file)
--- a/ui/jquery.ui.tabs.js
+++ b/ui/jquery.ui.tabs.js
@@ -346,6 +346,7 @@ $.widget( "ui.tabs", {
                        if ( ( $li.hasClass( "ui-tabs-selected" ) && !o.collapsible) ||
                                $li.hasClass( "ui-state-disabled" ) ||
                                $li.hasClass( "ui-state-processing" ) ||
+                               self.panels.filter( ":animated" ).length ||
                                self._trigger( "select", null, self._ui( this, $show[ 0 ] ) ) === false ) {
                                this.blur();
                                return false;