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40 lines
1.1 KiB
Objective-C
40 lines
1.1 KiB
Objective-C
#import "NSOutlineView-SelectedItems.h"
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/* The methods in the following catagory were based upon those in OmniAppKit */
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@implementation NSOutlineView (NGSSelectedItems)
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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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NSMutableArray *items = [NSMutableArray array];
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#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_3
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NSIndexSet *indicies = [self selectedRowIndexes];
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#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_6
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[indicies enumerateIndexesUsingBlock:^(NSUInteger idx, BOOL *stop) {
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[items addObject:[self itemAtRow:idx]];
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}];
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#else
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unsigned int rowIndex = [indicies firstIndex];
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while (rowIndex != NSNotFound)
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{
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[items addObject:[self itemAtRow:rowIndex]];
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rowIndex = [indicies indexGreaterThanIndex:rowIndex];
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}
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#endif
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#else
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NSNumber *row;
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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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#endif
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return items;
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}
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@end |