25 Jul
2016
25 Jul
'16
2:30 a.m.
Is not having them downloadable, to prevent them from being edited, or used without permission?
Well, I don't see what you could mean with ‘allowing to view a file but not to download it’. A file must be downloaded to be viewed, and then can be taken, copied, edited. You should only think about law and copyright if you have special wishes.
Whether the website provides an explicit ‘Download’ button or you use the ‘Save as…’ menu item of your browser when viewing, there's not much difference. -- Sylvain