Autocomplete function names from external (.h) files

[Frenzy]

Hello, i just want to ask, is there any way/option to get autocomplete work with C++ header files?
I have prototypes of functions writen in header.h file and working in main.cpp and need to autocomplete that functions from header in main

Thanks

EDIT: Found part solution:

Solution by andyao

[quote]see the plugin came from a stackoverflow question:
github.com/andyao/sublime_plugins[/quote]

but still, i need plugin what can do this from specified external files

[quarnster]

SublimeClang

[Frenzy]

Tried it but its really LAGGY !!! And i cant get that exploration working
Maybe you can tell me how to really smoothen it and set it up? … like turn off all other functions, i really want only that file exploration, i dont need more than classic autocomplete.