How do I detect which button was clicked on “save/open/cancel” dialog?

Question

I got a webpage where members can download different kind of files on. I wan\'t to get information about which files and how many times each member have downloaded. when the

Answer 1

I dont think you can. The site just streams the file to the browser. What the user does with the file is not known by the website as there is no more server side interaction.