基礎(chǔ)設(shè)置

• 隱藏導(dǎo)航欄

self.navigationController.navigationBarHidden = YES;

• 去掉透明效果

[self.navigationController.navigationBar setTranslucent:NO];

提示:
NO:無(wú)透明效果 + 會(huì)向下偏移64
YES：有透明效果 + 不會(huì)向下偏移64

中間標(biāo)題

• 修改中間標(biāo)題的文字顏色

 self.navigationController.navigationBar.titleTextAttributes = [NSDictionary dictionaryWithObject:[UIColor colorWithRed:1.0 green:0.4118 blue:0.4392 alpha:1.0] forKey:UITextAttributeTextColor];

• 單獨(dú)設(shè)置nav標(biāo)題

 NSDictionary *navTitleArr = [NSDictionary dictionaryWithObjectsAndKeys:[UIFont boldSystemFontOfSize:20],UITextAttributeFont,[UIColor redColor],UITextAttributeTextColor ,[NSValue valueWithCGSize:CGSizeMake(2.0, 2.0)] , UITextAttributeTextShadowOffset ,[UIColor whiteColor] ,UITextAttributeTextShadowColor ,nil];
    [self.navigationController.navigationBar setTitleTextAttributes:navTitleArr];

左右item設(shè)置

• 改變返回按鈕的顏色

self.navigationController.navigationBar.tintColor = [UIColor redColor];

• 隱藏返回按鈕

[self.navigationItem setHidesBackButton:YES];

• 去掉返回按鈕的文字（如果添加了左按鈕，可以自動(dòng)去掉返回按鈕的文字）

[[UIBarButtonItem appearance] setBackButtonTitlePositionAdjustment:UIOffsetMake(0, -60) forBarMetrics:UIBarMetricsDefault];

• 添加右按鈕

 UIBarButtonItem *leftBtnItem = [[UIBarButtonItem alloc]initWithImage:[UIImage imageNamed:@"111"] style:UIBarButtonItemStyleDone target:self action:@selector(share:)];
    [self.navigationItem setRightBarButtonItem:leftBtnItem];

• 可以把左按鈕 - 做成返回按鈕

UIBarButtonItem *leftBtnItem= [[UIBarButtonItem alloc]initWithImage:[UIImage imageNamed:@"nav_leftbtn"] style:UIBarButtonItemStyleDone target:self     action:@selector(goBackAction)];
    leftBtnItem.imageInsets = UIEdgeInsetsMake(0, -10, 0, 0);
    [self.navigationItem setLeftBarButtonItem:leftBtnItem];

• 修改返回按鈕背景

UIButton *btn = [UIButton buttonWithType:UIButtonTypeCustom];
    btn.frame = CGRectMake(0, 0, 25, 25);
    UIBarButtonItem *leftItem = [[UIBarButtonItem alloc]initWithCustomView:btn];
    [btn setImage:[UIImage imageNamed:@"nav_leftbtn"] forState:UIControlStateNormal];
    [btn addTarget:self action:@selector(goBackAction:) forControlEvents:UIControlEventTouchUpInside];
    btn.imageEdgeInsets = UIEdgeInsetsMake(0, -10, 0, 10);
    [self.navigationItem setLeftBarButtonItem:leftItem];

Nav背景

• 修改Nav背景
  （1）半透明

self.navigationController.navigationBar.backgroundColor = [UIColor colorWithRed:0.98f green:0.98f blue:0.98f alpha:1.00f];

（2）不帶半透明的效果

self.navigationController.navigationBar.barTintColor = [UIColor redColor];

• 更改nav背景圖片

UIImage *image = [UIImage imageNamed:@"333"];
    [self.navigationController.navigationBar setBackgroundImage:image forBarMetrics:UIBarMetricsDefault];

• 去掉nav 那個(gè)黑色的分割線

[self.navigationController.navigationBar setShadowImage:[UIImage new]];

其他

• 添加系統(tǒng)默認(rèn)的nav手勢(shì)返回

self.navigationController.interactivePopGestureRecognizer.enabled = YES;
self.navigationController.interactivePopGestureRecognizer.delegate=(id)self;