I am trying to download a file which take more time to collect the data from many system and download a single file, we wanted to show progress of downloading.
I tried to use async command button then download failed, when I tried to use command button then it is getting downloaded but progress is showing on browser tab. we wanted to see progress bar/dialog in our custom portlet page.
I tried to show progressDialog from action client click even and unable hide progressDialog once receive the response of download action.
Kindly help me to know how can achieve it