text: //
  //  UIBarButtonItem+Night.h
  //
  //  Created by zwm on 15/11/25.
  //  Copyright (c) 2015年 zwm. All rights reserved.
  //
  
  #import <UIKit/UIKit.h>
  
  @interface UIBarButtonItem (Night)
  
  @property (nonatomic, strong) IBInspectable UIColor *nightTintColor;
  @property (nonatomic, strong) UIColor *normalTintColor;
  
  - (void)changeColor;
  - (void)changeColorWithDuration:(CGFloat)duration;
  
  @end
  