How to badge file and folder using Cocoa

Question

I want to badge a file and folder with some color (image). How can this be achieved?

I tried with icon service, and it works for files, but it is not working with fo

Answer 1

You can do this using the -setIcon:forFile:options: method on NSWorkspace, which lets you just specify an NSImage to apply to the file/folder at the path you give it.