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Re: Can C call the function in IDL? [message #35947]

Mon, 28 July 2003 09:20

Rick Towler
Messages: 821
Registered: August 1998

Senior Member

"Xiaoying Jin" wrote ...
> "Rick Towler" wrote...
>> "Xiaoying Jin" wrote...
>>
>>> Can C call the function in IDL? There are some functions build in IDL
>>> very efficient, such as label_region, can I call it in C?
>>
>> Yes, but probably not in the way that you want to. Callable IDL allows
you
>> to call IDL from your C program but in a manner nothing like
>> "IDL_label_region(args);". Check out your options in the External
>> Development Guide, edg.pdf, found in IDL's help directory.
>>
>> -Rick
>
> I checked the External Development Guide. The environment I am working
> with is windows NT or XP. It seems that the simplest way to call C
> from other program in Windows is "Including the IDLDrawWidget ActiveX
> control in an application written in a language other than IDL." I
>
> It is easy to do it in Visual Basic. VC++ also support ActiveX. But I
> am not sure if C support ActiveX or not. Any one has some experience
> on that?

I doubt that you can do it in C but no worries, you can do it in C++. Check
out the example in the "external/ActiveX" directory in your IDL directory.

-Rick

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[Message index]

		Re: Can C call the function in IDL? By: Rick Towler on Mon, 28 July 2003 09:20
		Re: Can C call the function in IDL? By: xje4e on Mon, 28 July 2003 09:01
		Re: Can C call the function in IDL? By: Rick Towler on Fri, 25 July 2003 15:28

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