mirror of
https://github.com/nickshanks/ResKnife.git
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271 lines
8.8 KiB
Objective-C
271 lines
8.8 KiB
Objective-C
#import "NGSCategories.h"
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@implementation NSArray (NGSIndexExtensions)
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- (NSArray *)subarrayWithIndicies:(NSIndexSet *)indicies
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{
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NSRange range = {0,[self count]};
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unsigned int count = [indicies count];
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unsigned int *buffer = (unsigned int *) calloc(count, sizeof(int));
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NSMutableArray *newArray = [NSMutableArray arrayWithCapacity:count];
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[indicies getIndexes:buffer maxCount:count inIndexRange:&range];
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for(unsigned int i = 0; i < count; i++)
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[newArray addObject:[self objectAtIndex:*(buffer+i)]];
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return [NSArray arrayWithArray:newArray];
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}
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@end
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@implementation NSArray (NGSKeyValueExtensions)
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- (int)indexOfFirstObjectReturningValue:(id)value forKey:(id)key
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{
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return [[self valueForKey:key] indexOfObject:value];
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}
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- (id)firstObjectReturningValue:(id)value forKey:(id)key
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{
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int index = [[self valueForKey:key] indexOfObject:value];
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if(index != NSNotFound)
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return [self objectAtIndex:index];
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else return nil;
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}
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- (NSArray *)objectsReturningValue:(id)value forKey:(id)key
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{
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id object;
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NSMutableArray *array = [NSMutableArray array];
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NSEnumerator *enumerator = [self objectEnumerator];
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while(object = [enumerator nextObject])
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if([[object valueForKey:key] isEqual:value])
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[array addObject:object];
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return [NSArray arrayWithArray:array];
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}
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- (NSArray *)arrayByMakingObjectsPerformSelector:(SEL)selector withObject:(id)inObject
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{
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id object;
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NSMutableArray *array = [NSMutableArray array];
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NSEnumerator *enumerator = [self objectEnumerator];
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while(object = [enumerator nextObject])
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[array addObject:[object performSelector:selector withObject:inObject]];
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return [NSArray arrayWithArray:array];
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}
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@end
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#pragma mark -
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@implementation NSCharacterSet (NGSCharacterSetExtensions)
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#if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4
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+ (NSCharacterSet *)newlineCharacterSet
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{
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unsigned char bitmapRep[8192];
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bitmapRep[0x0A >> 3] |= (((unsigned int)1) << (0x0A & 7));
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bitmapRep[0x0B >> 3] |= (((unsigned int)1) << (0x0B & 7));
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bitmapRep[0x0C >> 3] |= (((unsigned int)1) << (0x0C & 7));
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bitmapRep[0x0D >> 3] |= (((unsigned int)1) << (0x0D & 7));
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bitmapRep[0x85 >> 3] |= (((unsigned int)1) << (0x85 & 7));
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NSData *data = [NSData dataWithBytesNoCopy:bitmapRep length:8192 freeWhenDone:YES];
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return [NSCharacterSet characterSetWithBitmapRepresentation:data];
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}
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#endif
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+ (NSCharacterSet *)tabCharacterSet
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{
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unsigned char bitmapRep[8192];
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bitmapRep[0x09 >> 3] |= (((unsigned int)1) << (0x09 & 7));
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bitmapRep[0x0B >> 3] |= (((unsigned int)1) << (0x0B & 7));
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NSData *data = [NSData dataWithBytesNoCopy:bitmapRep length:8192 freeWhenDone:YES];
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return [NSCharacterSet characterSetWithBitmapRepresentation:data];
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}
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@end
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#pragma mark -
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@implementation NSIndexSet (NGSIndicies)
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+ (id)indexSetWithIndiciesInRange:(NSRange)range
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{ return [NSIndexSet indexSetWithIndexesInRange:range]; }
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- (id)initWithIndiciesInRange:(NSRange)range
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{ return [self initWithIndexesInRange:range]; }
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- (unsigned int)getIndicies:(unsigned int *)indexBuffer maxCount:(unsigned int)bufferSize inIndexRange:(NSRangePointer)range
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{ return [self getIndexes:indexBuffer maxCount:bufferSize inIndexRange:range]; }
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- (BOOL)containsIndiciesInRange:(NSRange)range
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{ return [self containsIndexesInRange:range]; }
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- (BOOL)containsIndicies:(NSIndexSet *)indexSet
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{ return [self containsIndexes:indexSet]; }
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- (BOOL)intersectsIndiciesInRange:(NSRange)range
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{ return [self intersectsIndexesInRange:range]; }
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@end
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@implementation NSMutableIndexSet (NGSIndicies)
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- (void)addIndicies:(NSIndexSet *)indexSet
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{ [self addIndexes:indexSet]; }
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- (void)removeIndicies:(NSIndexSet *)indexSet
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{ [self removeIndexes:indexSet]; }
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- (void)removeAllIndicies
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{ [self removeAllIndexes]; }
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- (void)addIndiciesInRange:(NSRange)range
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{ [self addIndexesInRange:range]; }
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- (void)removeIndiciesInRange:(NSRange)range
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{ [self removeIndexesInRange:range]; }
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- (void)shiftIndiciesStartingAtIndex:(unsigned int)index by:(int)delta
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{ [self shiftIndexesStartingAtIndex:index by:delta]; }
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@end
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#pragma mark -
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@implementation NSNumber (NGSRangeExtensions)
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- (BOOL)isWithinRange:(NSRange)range // location <= self <= location+length
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{
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// e.g. for {6,1} a value of 6.000 will return true, as will 7.000
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return [self compare:[NSNumber numberWithInt:range.location]] != NSOrderedAscending && [self compare:[NSNumber numberWithInt:range.location+range.length]] != NSOrderedDescending;
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}
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- (BOOL)isExclusivelyWithinRange:(NSRange)range // location < self < location+length
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{
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// e.g. for {6,1} a value of 6.000 will return false, 6.001 will return true, 6.999 will return true, 7.000 false
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return [self compare:[NSNumber numberWithInt:range.location]] == NSOrderedDescending && [self compare:[NSNumber numberWithInt:range.location+range.length]] == NSOrderedAscending;
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}
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- (BOOL)isBoundedByRange:(NSRange)range // location <= self < location+length
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{
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// e.g. for {6,1} a value of 6.000 will return true, 6.999 will return true, 7.000 will not
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return [self compare:[NSNumber numberWithInt:range.location]] != NSOrderedAscending && [self compare:[NSNumber numberWithInt:range.location+range.length]] == NSOrderedAscending;
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}
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@end
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#pragma mark -
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@implementation NSString (NGSFSSpecExtensions)
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- (FSRef *)createFSRef
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{
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// caller is responsible for disposing of the FSRef (method is a 'create' method)
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FSRef *fsRef = (FSRef *) NewPtrClear(sizeof(FSRef));
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OSStatus error = FSPathMakeRef((const UInt8 *)[self fileSystemRepresentation], fsRef, NULL);
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if(error != noErr) fsRef = NULL;
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return fsRef;
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}
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- (FSSpec *)createFSSpec
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{
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// caller is responsible for disposing of the FSSpec (method is a 'create' method)
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FSRef *fsRef = (FSRef *) NewPtrClear(sizeof(FSRef));
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FSSpec *fsSpec = (FSSpec *) NewPtrClear(sizeof(FSSpec));
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OSStatus error = FSPathMakeRef((const UInt8 *)[self fileSystemRepresentation], fsRef, NULL);
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if(error == noErr)
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{
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error = FSGetCatalogInfo(fsRef, kFSCatInfoNone, NULL, NULL, fsSpec, NULL);
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if(error == noErr)
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{
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DisposePtr((Ptr)fsRef);
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return fsSpec;
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}
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}
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DisposePtr((Ptr)fsRef);
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DisposePtr((Ptr)fsSpec);
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return NULL;
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}
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@end
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@implementation NSString (NGSBooleanExtensions)
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#if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4
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- (BOOL)boolValue
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{
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return ![self isEqualToString:@"NO"];
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}
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#endif
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+ (NSString *)stringWithBool:(BOOL)boolean
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{
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return boolean? @"YES" : @"NO";
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}
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@end
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#pragma mark -
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#if MAC_OS_X_VERSION_10_3 <= MAC_OS_X_VERSION_MAX_ALLOWED
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/*
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@implementation NSMatrix (NGSSelectionIndicies)
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- (NSIndexSet *)selectedRows
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{
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int numRows, numCols;
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NSMutableIndexSet *rows = [[NSMutableIndexSet alloc] init];
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[self getNumberOfRows:&numRows columns:&numCols];
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for(int r = 0; r < numRows; r++)
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{
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for(int c = 0; c < numCols; c++)
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{
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if()
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{
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c = numCols;
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continue;
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}
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}
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}
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}
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- (NSIndexSet *)selectedColumns
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{
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NSMutableIndexSet *columns = [[NSMutableIndexSet alloc] init];
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}
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@end
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*/
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#endif
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@implementation NSOutlineView (NGSSelectedItemExtensions)
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- (id)selectedItem
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{
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if([self numberOfSelectedRows] != 1) return nil;
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else return [self itemAtRow:[self selectedRow]];
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}
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- (NSArray *)selectedItems;
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{
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NSNumber *row;
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NSMutableArray *items = [NSMutableArray array];
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NSEnumerator *enumerator = [self selectedRowEnumerator];
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while(row = [enumerator nextObject])
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[items addObject:[self itemAtRow:[row intValue]]];
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return items;
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}
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@end
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#pragma mark -
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#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
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@implementation NSGradient (NGSGradientExtensions)
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+ (NSGradient *)aquaGradient
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{
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NSGradient *gradient = [[NSGradient alloc] initWithColorsAndLocations:
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[NSColor colorWithCalibratedWhite: 0.95 alpha: 1.0], 0.0,
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[NSColor colorWithCalibratedWhite: 0.83 alpha: 1.0], 0.5,
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[NSColor colorWithCalibratedWhite: 0.95 alpha: 1.0], 0.5,
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[NSColor colorWithCalibratedWhite: 0.92 alpha: 1.0], 1.0, nil];
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return [gradient autorelease];
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}
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+ (NSGradient *)aquaGradientWithAlpha:(CGFloat)alpha
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{
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NSGradient *gradient = [[NSGradient alloc] initWithColorsAndLocations:
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[NSColor colorWithCalibratedWhite: 0.95 alpha: alpha], 0.0,
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[NSColor colorWithCalibratedWhite: 0.83 alpha: alpha], 0.5,
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[NSColor colorWithCalibratedWhite: 0.95 alpha: alpha], 0.5,
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[NSColor colorWithCalibratedWhite: 0.92 alpha: alpha], 1.0, nil];
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return [gradient autorelease];
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}
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- (NSGradient *)gradientWithAlpha:(CGFloat)alpha
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{
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NSColor *colour;
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NSInteger stops = [self numberOfColorStops];
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NSMutableArray *colours = [NSMutableArray array];
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CGFloat *locations = (CGFloat *) calloc(sizeof(CGFloat), stops);
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for(NSInteger i = 0; i < stops; i++)
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{
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[self getColor: &colour location: &(locations[i]) atIndex: i];
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[colours addObject: [colour colorWithAlphaComponent: alpha]];
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}
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NSGradient *gradient = [[NSGradient alloc] initWithColors: colours atLocations: locations colorSpace: [self colorSpace]];
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return [gradient autorelease];
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}
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@end
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#endif
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#pragma mark -
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/* CGLContext access for pre-10.3 */
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@implementation NSOpenGLContext (CGLContextAccess)
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- (CGLContextObj)cglContext;
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{
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if(NSAppKitVersionNumber < 700.0)
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return _contextAuxiliary;
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else return (CGLContextObj) [self CGLContextObj];
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}
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@end |