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Re: Maximum number of keywords? [message #85588 is a reply to message #85585]

Tue, 20 August 2013 12:09

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Matthew Argall writes:

>
> Is there a maximum number of keywords allowed in IDL?
>
> I have been using cgGraphicsKeywords__Define to create a few graphics objects. When I pass the entire list of accepted keywords into, e.g., cgContour, I get weird errors like
>
> % Expression must be a structure in this context: YRAN
>
>
> The (45th) keyword YRANGE gets cut off. If I comment out YRANGE and all keywords that follow, it works. If I comment out keywords that occur before YRANGE in the parameter list, the error occurs in a different place.

My guess is this would be limitation of the keyword inheritance
mechanism used by Call_Procedure. You may have to call Contour, rather
than cgContour.

Cheers,

David

P.S. Always more complicated than you want it to be, verdad? :-)

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
Sepore ma de ni thue. ("Perhaps thou speakest truth.")

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[Message index]

		Maximum number of keywords? By: Matthew Argall on Tue, 20 August 2013 11:35
		Re: Maximum number of keywords? By: Matthew Argall on Tue, 20 August 2013 11:44
		Re: Maximum number of keywords? By: David Fanning on Tue, 20 August 2013 12:09
		Re: Maximum number of keywords? By: Matthew Argall on Tue, 20 August 2013 12:28
		Re: Maximum number of keywords? By: David Fanning on Tue, 20 August 2013 12:37

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