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dupeguru/cocoalib/Utils.m
2014-02-01 17:54:30 -05:00

93 lines
2.8 KiB
Objective-C

/*
Copyright 2014 Hardcoded Software (http://www.hardcoded.net)
This software is licensed under the "BSD" License as described in the "LICENSE" file,
which should be included with this package. The terms are also available at
http://www.hardcoded.net/licenses/bsd_license
*/
#import "Utils.h"
#import <CoreServices/CoreServices.h>
@implementation Utils
//This is to pass index sets to python as arrays (so it can be converted to native lists)
+ (NSArray *)indexSet2Array:(NSIndexSet *)aIndexSet
{
NSMutableArray *r = [NSMutableArray array];
NSInteger i = [aIndexSet firstIndex];
while (i != NSNotFound)
{
[r addObject:[NSNumber numberWithInteger:i]];
i = [aIndexSet indexGreaterThanIndex:i];
}
return r;
}
// numberArray is an array of NSNumber
+ (NSIndexSet *)array2IndexSet:(NSArray *)numberArray
{
NSMutableIndexSet *set = [NSMutableIndexSet indexSet];
NSEnumerator *e = [numberArray objectEnumerator];
NSNumber *n;
while (n = [e nextObject])
[set addIndex:n2i(n)];
return set;
}
//Changes an NSIndexPath into an NSArray
+ (NSArray *)indexPath2Array:(NSIndexPath *)aIndexPath
{
NSMutableArray *r = [NSMutableArray array];
if (!aIndexPath)
return r;
for (int i=0;i<[aIndexPath length];i++)
[r addObject:i2n([aIndexPath indexAtPosition:i])];
return r;
}
// Changes a NSArray of numbers into a NSIndexPath
// indexArray must have at least one item
+ (NSIndexPath *)array2IndexPath:(NSArray *)indexArray
{
if (![indexArray count])
{
return nil;
}
NSEnumerator *e = [indexArray objectEnumerator];
NSNumber *n = [e nextObject];
NSIndexPath *ip = [NSIndexPath indexPathWithIndex:n2i(n)];
while (n = [e nextObject])
ip = [ip indexPathByAddingIndex:n2i(n)];
return ip;
}
+ (NSString *)indexPath2String:(NSIndexPath *)aIndexPath
{
NSMutableArray *components = [NSMutableArray array];
for (int i=0; i<[aIndexPath length]; i++)
[components addObject:i2n([aIndexPath indexAtPosition:i])];
return [components componentsJoinedByString:@"_"];
}
+ (NSIndexPath *)string2IndexPath:(NSString *)aString
{
if (aString == nil)
{
return nil;
}
NSArray *components = [aString componentsSeparatedByString:@"_"];
NSMutableArray *indexes = [NSMutableArray array];
for (int i=0; i<[components count]; i++)
[indexes addObject:i2n([[components objectAtIndex:i] intValue])];
return [Utils array2IndexPath:indexes];
}
@end
void replacePlaceholderInView(NSView *placeholder, NSView *replaceWith)
{
NSView *parent = [placeholder superview];
[replaceWith setFrame:[placeholder frame]];
[replaceWith setAutoresizingMask:[placeholder autoresizingMask]];
[parent replaceSubview:placeholder with:replaceWith];
}