I accidentally deleted a very important zip file through NetBeans

i was working on my NetBeans and i accidentally deleted a zip folder that was on my desktop…a very important all through netbeans on the left side of netbeans you can see all your projects and one of my projects was on the desktop of my mac.
i selected it and then i open the source file selected that zip file and press the delete button on my keyboard it asked me if i wanted to delete i said yes…i though it was going to remove only on the NetBeans table not on all my computer source … it even didn't went to the trash…i assume if that happen i must have a way to get back that file…like it moved to other fold or something….please you gotta help me