UINavigationController常用属性设置

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1. // 1 设置导航栏标题  
2. // 方法1  
3. self.title = @"导航栏控制器";  
4. // 方法2 当有tabbarController时使用该方法，避免影响标题设置  
5. self.navigationItem.title = @"导航栏控制器标题";  

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1. // 2 设置自定义导航栏标题子视图  
2. UIImageView *titleImageView = [[UIImageView alloc] initWithFrame:CGRectMake(0.0, 0.0, 40.0, 40.0)];  
3. titleImageView.image = [UIImage imageNamed:@"image"];  
4. self.navigationItem.titleView = titleImageView;  

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1. // 3 设置导航栏控制器-右按钮  
2. // 3-1 设置单个按钮  
3. // self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"next" style:UIBarButtonItemStyleDone target:self action:@selector(nextClick:)];  
4. // 3-2 设置多个按钮  
5. UIBarButtonItem *playItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemPlay target:self action:@selector(nextClick:)];  
6. UIBarButtonItem *stopItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemStop target:self action:@selector(doneClick:)];  
7. NSArray *itemsRight = [NSArray arrayWithObjects:playItem, stopItem, nil nil];  
8. self.navigationItem.rightBarButtonItems = itemsRight;  
9.   
10. - (void)nextClick:(UIBarButtonItem *)barButton  
11. {  
12.     NSLog(@"你点击了 next ");  
13. }  
14.   
15. - (void)doneClick:(UIBarButtonItem *)barButton  
16. {  
17.     NSLog(@"你点击了 done ");  
18. }  

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1. // 4 设置导航栏控制器-左按钮  
2. // 4-1 设置单个按钮  
3. // self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCamera target:self action:@selector(sureClick:)];  
4. // 3-2 设置多个按钮  
5. UIBarButtonItem *sureItem = [[UIBarButtonItem alloc] initWithTitle:@"确定" style:UIBarButtonItemStyleDone target:self action:@selector(sureClick:)];  
6. UIBarButtonItem *cancelItem = [[UIBarButtonItem alloc] initWithTitle:@"取消" style:UIBarButtonItemStyleDone target:self action:@selector(cancelClick:)];  
7. NSArray *itemsLeft = [NSArray arrayWithObjects:sureItem, cancelItem, nil nil];  
8. self.navigationItem.leftBarButtonItems = itemsLeft;  
9.   
10. - (void)sureClick:(UIBarButtonItem *)barButton  
11. {  
12.     NSLog(@"你点击了 sure ");  
13. }  
14.   
15. - (void)cancelClick:(UIBarButtonItem *)barButton  
16. {  
17.     NSLog(@"你点击了 cancel ");  
18. }  

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1. // 5 设置导航栏控制器显示样式  
2. // 样式  
3. self.navigationController.navigationBar.barStyle = UIBarStyleDefault;  
4. // 导航按钮颜色  
5. self.navigationController.navigationBar.tintColor = [UIColor greenColor];  
6. // 背景颜色  
7. self.navigationController.navigationBar.barTintColor = [UIColor yellowColor];  
8. // 背景图片  
9. [self.navigationController.navigationBar setBackgroundImage:[UIImage imageNamed:@"image"] forBarMetrics:UIBarMetricsDefault];  
10. // 背景阴影  
11. self.navigationController.navigationBar.shadowImage = [UIImage imageNamed:@"image"];  
12. // 字体标题设置（字体大小、字体颜色设置）  
13. [self.navigationController.navigationBar setTitleTextAttributes:@{NSFontAttributeName:[UIFont systemFontOfSize:12.0],  NSForegroundColorAttributeName:[UIColor yellowColor]}];  

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1. // 6 导航栏控制器的显示，或隐藏  
2. UIButton *button = [[UIButton alloc] initWithFrame:CGRectMake(10.0, 80.0, (CGRectGetWidth(self.view.bounds) - 10.0 * 2), 30.0)];  
3. [self.view addSubview:button];  
4. button.backgroundColor = [UIColor redColor];  
5. [button setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];  
6. [button setTitleColor:[UIColor yellowColor] forState:UIControlStateHighlighted];  
7. [button setTitle:@"隐藏导航栏" forState:UIControlStateNormal];  
8. [button setTitle:@"显示导航栏" forState:UIControlStateSelected];  
9. [button addTarget:self action:@selector(hiddenClick:) forControlEvents:UIControlEventTouchUpInside];  
10.   
11. - (void)hiddenClick:(UIButton *)button  
12. {  
13.     button.selected = !button.selected;  
14.       
15.     if (button.selected)  
16.     {  
17. //        self.navigationController.navigationBarHidden = YES; // 方法1  
18.         [self.navigationController setNavigationBarHidden:YES animated:YES]; // 方法2 常用方法，特别是视图控制器之间跳转时避免产生黑色区域  
19.     }  
20.     else  
21.     {  
22. //        self.navigationController.navigationBarHidden = NO;  
23.         [self.navigationController setNavigationBarHidden:NO animated:YES];  
24.     }  
25. }