/** The widget box reload button/event handler. You should use your own handler. An example is available at examples/widgets.html. You don't need this. Used for demo only */ ace.widget_reload_handler = function($) { //***default action for reload in this demo //you should remove this and add your own handler for each specific .widget-box //when data is finished loading or processing is done you can call $box.trigger('reloaded.ace.widget') $(document).on('reload.ace.widget', '.widget-box', function (ev) { var $box = $(this); //trigger the reloaded event to remove the spinner icon after 1-2 seconds setTimeout(function() { $box.trigger('reloaded.ace.widget'); }, parseInt(Math.random() * 1000 + 1000)); }); //you may want to do something like this: /** $('#my-widget-box').on('reload.ace.widget', function(){ //load new data here //and when finished trigger "reloaded" event $(this).trigger('reloaded.ace.widget'); }); */ }