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Re: How determine if file is in Trash, given Path or Alias
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Re: How determine if file is in Trash, given Path or Alias


  • Subject: Re: How determine if file is in Trash, given Path or Alias
  • From: "Sean McBride" <email@hidden>
  • Date: Mon, 1 Jun 2009 16:31:09 -0400
  • Organization: Rogue Research Inc.

On 5/28/09 3:49 PM, Martin Wierschin said:

>This is a nice trick, I wasn't aware of that function, thanks.
>Perhaps a minor improvement (one call instead of two):
>
>- (BOOL) isTrashedFileAtPath:(NSString*)path
>{
>	Boolean inTrash = false;
>	const UInt8* utfPath = (UInt8*)[path UTF8String];
>	OSStatus err = DetermineIfPathIsEnclosedByFolder(kOnAppropriateDisk,
>kTrashFolderType, utfPath, false, &inTrash);
>	return (noErr == err) ? (true == inTrash) : NO;
>}
>
>Probably it does the same thing behind the scenes, but why not.

For the archives: 2 more problems:

a) use fileSystemRepresentation not UTF8String.

b) with GC, 'path' may be collected before
DetermineIfPathIsEnclosedByFolder() is finished with utfPath.  So best
to add a [path self] just before the 'return'.

--
____________________________________________________________
Sean McBride, B. Eng                 email@hidden
Rogue Research                        www.rogue-research.com
Mac Software Developer              Montréal, Québec, Canada


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