NSTextField Edit In Place on Double Click

#import <Cocoa/Cocoa.h>
@interface EditTextField : NSTextField <NSTextDelegate>
@end

---

#import "EditTextField.h"

@implementation EditTextField

- (void) mouseDown:(NSEvent *)theEvent {
    if(theEvent.clickCount == 2) {
        self.editable = TRUE;
        NSText * fieldEditor = [self.window fieldEditor:TRUE forObject:self];
        [self.cell editWithFrame:self.bounds inView:self editor:fieldEditor delegate:self event:theEvent];
    } else {
        [super mouseDown:theEvent];
    }
}

- (void) cancelOperation:(id)sender { //cancel key triggers cancelOperation on firstResponder.
    NSText * fieldEditor = [self.window fieldEditor:TRUE forObject:self];
    [self.cell endEditing:fieldEditor];
    self.editable = FALSE;
}

@end