Is there any way to improve code completion in notepad++?
Currently it supports some kind of \"static\" code completion and it requires to make a list of instructions a
Not possible without creating your own plugin.
It might be faster to develop a script that parses your .h files and creates an auto-complete language file for notepad++.
Although a plugin that parsed your include files (for any language) and added them to the auto-complete would be very nice.