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NSURL+NDCarbonUtilities.m
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NSURL+NDCarbonUtilities.m
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/*
* NSURL+NDCarbonUtilities.m category
* AppleScriptObjectProject
*
* Created by nathan on Wed Dec 05 2001.
* Copyright 2001-2007 Nathan Day. All rights reserved.
*/
#import "NSURL+NDCarbonUtilities.h"
/*
* category implementation NSURL (NDCarbonUtilities)
*/
@implementation NSURL (NDCarbonUtilities)
/*
+ URLWithFSRef:
*/
+ (NSURL *)URLWithFSRef:(const FSRef *)aFsRef
{
CFURLRef theURL = CFURLCreateFromFSRef( kCFAllocatorDefault, aFsRef );
/* To support GC and non-GC, we need this contortion. */
return [NSMakeCollectable(theURL) autorelease];
}
/*
+ URLWithFileSystemPathHFSStyle:
*/
+ (NSURL *)URLWithFileSystemPathHFSStyle:(NSString *)aHFSString
{
CFURLRef theURL = CFURLCreateWithFileSystemPath( kCFAllocatorDefault, (CFStringRef)aHFSString, kCFURLHFSPathStyle, [aHFSString hasSuffix:@":"] );
/* To support GC and non-GC, we need this contortion. */
return [NSMakeCollectable(theURL) autorelease];
}
/*
- getFSRef:
*/
- (BOOL)getFSRef:(FSRef *)aFsRef
{
return CFURLGetFSRef( (CFURLRef)self, aFsRef ) != 0;
}
/*
- getFSRef:
*/
- (BOOL)getFSSpec:(FSSpec *)aFSSpec
{
#if defined(__LP64__) && __LP64__
(void)aFSSpec;
return NO;
#else
FSRef aFSRef;
return [self getFSRef:&aFSRef] && (FSGetCatalogInfo( &aFSRef, kFSCatInfoNone, NULL, NULL, aFSSpec, NULL ) == noErr);
#endif
}
/*
- URLByDeletingLastPathComponent
*/
- (NSURL *)URLByDeletingLastPathComponent
{
CFURLRef theURL = CFURLCreateCopyDeletingLastPathComponent( kCFAllocatorDefault, (CFURLRef)self);
/* To support GC and non-GC, we need this contortion. */
return [NSMakeCollectable(theURL) autorelease];
}
/*
- fileSystemPathHFSStyle
*/
- (NSString *)fileSystemPathHFSStyle
{
CFStringRef theString = CFURLCopyFileSystemPath((CFURLRef)self, kCFURLHFSPathStyle);
/* To support GC and non-GC, we need this contortion. */
return [NSMakeCollectable(theString) autorelease];
}
/*
- resolveAliasFile
*/
- (NSURL *)resolveAliasFile
{
FSRef theRef;
Boolean theIsTargetFolder,
theWasAliased;
NSURL * theResolvedAlias = nil;;
[self getFSRef:&theRef];
if( (FSResolveAliasFile ( &theRef, YES, &theIsTargetFolder, &theWasAliased ) == noErr) )
{
theResolvedAlias = (theWasAliased) ? [NSURL URLWithFSRef:&theRef] : self;
}
return theResolvedAlias;
}
/*
- finderInfoFlags:type:creator:
*/
- (BOOL)finderInfoFlags:(UInt16*)aFlags type:(OSType*)aType creator:(OSType*)aCreator
{
FSRef theFSRef;
FSCatalogInfo theInfo;
if( [self getFSRef:&theFSRef] && FSGetCatalogInfo( &theFSRef, kFSCatInfoFinderInfo, &theInfo, NULL, NULL, NULL) == noErr )
{
FileInfo* theFileInfo = (FileInfo*)(&theInfo.finderInfo);
if( aFlags ) *aFlags = theFileInfo->finderFlags;
if( aType ) *aType = theFileInfo->fileType;
if( aCreator ) *aCreator = theFileInfo->fileCreator;
return YES;
}
else
return NO;
}
/*
- finderLocation
*/
- (NSPoint)finderLocation
{
FSRef theFSRef;
FSCatalogInfo theInfo;
NSPoint thePoint = NSMakePoint( 0, 0 );
if( [self getFSRef:&theFSRef] && FSGetCatalogInfo( &theFSRef, kFSCatInfoFinderInfo, &theInfo, NULL, NULL, NULL) == noErr )
{
FileInfo* theFileInfo = (FileInfo*)(&theInfo.finderInfo);
thePoint = NSMakePoint(theFileInfo->location.h, theFileInfo->location.v );
}
return thePoint;
}
/*
- setFinderInfoFlags:mask:type:creator:
*/
- (BOOL)setFinderInfoFlags:(UInt16)aFlags mask:(UInt16)aMask type:(OSType)aType creator:(OSType)aCreator
{
BOOL theResult = NO;
FSRef theFSRef;
FSCatalogInfo theInfo;
if( [self getFSRef:&theFSRef] && FSGetCatalogInfo( &theFSRef, kFSCatInfoFinderInfo, &theInfo, NULL, NULL, NULL) == noErr )
{
FileInfo* theFileInfo = (FileInfo*)(&theInfo.finderInfo);
theFileInfo->finderFlags = ((aFlags & aMask) | (theFileInfo->finderFlags & ~aMask)) & ~kHasBeenInited;
theFileInfo->fileType = aType;
theFileInfo->fileCreator = aCreator;
theResult = FSSetCatalogInfo( &theFSRef, kFSCatInfoFinderInfo, &theInfo) == noErr;
}
return theResult;
}
/*
- setFinderLocation:
*/
- (BOOL)setFinderLocation:(NSPoint)aLocation
{
BOOL theResult = NO;
FSRef theFSRef;
FSCatalogInfo theInfo;
if( [self getFSRef:&theFSRef] && FSGetCatalogInfo( &theFSRef, kFSCatInfoFinderInfo, &theInfo, NULL, NULL, NULL) == noErr )
{
FileInfo* theFileInfo = (FileInfo*)(&theInfo.finderInfo);
theFileInfo->location.h = aLocation.x;
theFileInfo->location.v = aLocation.y;
theResult = FSSetCatalogInfo( &theFSRef, kFSCatInfoFinderInfo, &theInfo) == noErr;
}
return theResult;
}
@end
@implementation NSURL (NDCarbonUtilitiesInfoFlags)
- (BOOL)hasCustomIcon
{
UInt16 theFlags;
return [self finderInfoFlags:&theFlags type:NULL creator:NULL] == YES && (theFlags & kHasCustomIcon) != 0;
}
@end