Apple's set NSButton TextColor Extended

NSButton+Extended.h

#import <Foundation/Foundation.h>

@interface NSButton (NSButton_Extended)

- (NSColor *)textColor;
- (void)setTextColor:(NSColor *)textColor;

@end

NSButton+Extended.m

#import "NSButton+Extended.h"

@implementation NSButton (NSButton_Extended)

- (NSColor *)textColor
{
    NSAttributedString *attrTitle = [self attributedTitle];
    int len = [attrTitle length];
    NSRange range = NSMakeRange(0, MIN(len, 1)); // get the font attributes from the first character
    NSDictionary *attrs = [attrTitle fontAttributesInRange:range];
    NSColor *textColor = [NSColor controlTextColor];
    if (attrs)
    {
        textColor = [attrs objectForKey:NSForegroundColorAttributeName];
    }
    
    return textColor;
}

- (void)setTextColor:(NSColor *)textColor
{
    NSMutableAttributedString *attrTitle =
        [[NSMutableAttributedString alloc] initWithAttributedString:[self attributedTitle]];
    int len = [attrTitle length];
    NSRange range = NSMakeRange(0, len);
    [attrTitle addAttribute:NSForegroundColorAttributeName value:textColor range:range];
    [attrTitle fixAttributesInRange:range];
    [self setAttributedTitle:attrTitle];
    [attrTitle release];
}

@end