@implementation UITextField (NotPastable)

- (BOOL)canPerformPasteAction:(SEL)action withSender:(id)sender
{
    if (( action == @selector(paste:) || action == @selector(cut:) )
        &&
        nil != self.inputView)
    {
        return NO;
    }
    return [self canPerformPasteAction:action withSender:sender]; //calling Swizzeled method
}

@end