[Lazarus] Code completion problems with Graph units

[Sven Barth]

On 10.09.2014 00:23, Howard Page-Clark wrote:
> On 09/09/2014 21:17, Sven Barth wrote:
>> Hello together!
>>
>> I'm currently working on a project that uses the good old Graph units
>> (or PtcGraph to be more precise) and I have the problem that code
>> completion is erratic if (Ptc)Graph is in the uses-clause, because the
>> IDE can not find the graphh.inc include file which is at the top of all
>> Graph units. This include file is located in $fpc/packages/graph/src/inc
>> whereas the full Graph units are located in other directories of
>> $fpc/packages/graph/src/.
>> I've also tried adding the path of the include directory to the "Other
>> source files" or the "Include directories" path. The IDE then either
>> complains that it still can not find the file or it complains that it
>> could not find the end of the file with the cursor still getting
>> positioned at the $include directive.
>>
>> Any ideas I could try? (besides commenting out the include directive :P)
>
> I think you can use the Codetools Defines Editor (4th item in the Tools
> menu) to add the include path.
> However, I have never figured out exactly how to do that for FPC and
> Lazarus sources which the Codetools treats specially (even though there
> is a wiki page that ought to help:
> http://wiki.lazarus.freepascal.org/IDE_Window:_Codetools_Defines_Editor).

Hmm... the interesting thing is that there *is* already an entry 
especially for Graph (Free Pascal Sources => Free Pascal Source 
Directory => Packages => extra => graph). But it does not seem to work 
:/ Maybe that "extra" node is too much there?

Regards,
Sven