Re: Determining general type of a file (image, text, sound, etc...)

FROM : Oleg Svirgstin
DATE : Sat Jun 28 23:47:00 2008

Hi Ken and all,

I would use the Uniform Type Identifiers (UTI), look at the ADC:
"ADC Home > Reference Library > Guides > Carbon > Data Management > 
Uniform Type Identifiers Overview >".

I have used the UTI several times to identify image files and it 
worked well.

HTH,
Oleg




On Jun 29, 2008, at 01:37, <email_removed> wrote:

> Hi
>
> I'm writing a "KFile" class that encapsulates a bunch of file 
> operations that are spread out over several Cocoa and Carbon classes 
> and want to have a couple of testing methods such as "isImageFile", 
> "isMusicFile", "isTextFile" etc. I'm trying to avoid hard coding HFS 
> types and/or file extensions and have it perform these tests much 
> like the Finder does in it's search window where you can specify 
> file kind as "Images", "Music", "Text", "Movies" etc. Is there any 
> any built in way, in either Cocoa or Carbon, to get a list of types 
> that correspond to say "Images" or perform a test on a specific file 
> that returns true for "Images"?
>
> Thanks for any help
>