java - Submit button with file download in wicket -

i want download csv file after clicking on button without using downloadlink. downloadlink can this:

downloadlink link = new downloadlink(wicketid, new abstractreadonlymodel<file>() {         private static final long serialversionuid = 1l;          @override         public file getobject() {             file tempfile;             try {                 tempfile = file.createtempfile("test", ".csv");                 inputstream data = new bytearrayinputstream("some data elli".getbytes());                 files.writeto(tempfile, data);             } catch (ioexception e) {                 throw new runtimeexception(e);             }             return tempfile;         }     }     ).setcacheduration(duration.none).setdeleteafterdownload(true);     return link; } 

how can in onsubmit method of normal wicket button? i'm using wicket 6.

already answered @ wicket jquery ui issue tracker: https://github.com/sebfz1/wicket-jquery-ui/issues/180#issuecomment-119539231