javascript - add event to Jquery Plugin -

i have jquery plugin , want add event it. help, tips, or tutorial?

as understand correctly if have kind of button close popup , need function triggered after close.

(function($) {   $.fn.someplugin = function(options) {     // stuff popup     $('#closebutton').click(function(e) {       //close popup       if (options.onafterclose !== undefined) {          options.onafterclose(e);       }     });   }; })(jquery); 

it pass event click event.

$('#someid').someplugin({     onafterclose: function(e) {         alert('after close');     } });