iOS 设置导航栏之二（设置导航栏的颜色、文字的颜色、左边按钮的文字及颜色）

#import <UIKit/UIKit.h>

@interface AppDelegate : UIResponder <UIApplicationDelegate>

@property (strong, nonatomic) UIWindow *window;


@end

#import "AppDelegate.h"
#import "KeyViewController.h"
@interface AppDelegate ()

@end

@implementation AppDelegate


- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
    // Override point for customization after application launch.
    self.window.backgroundColor = [UIColor whiteColor];
    //初始化导航
    UINavigationController *navi = [[UINavigationController alloc] initWithRootViewController:[[KeyViewController alloc] init]];
    
    //设置导航栏的背景颜色（iOS7之后）
    [[UINavigationBar appearance] setBarTintColor:[[UIColor alloc] initWithRed:133/255.0 green:0 blue:47/255.0 alpha:1]];
    
    //使用背景图片来设置导航栏的颜色（iOS7之后）
//    [[UINavigationBar appearance] setBackgroundImage:[UIImage imageNamed:@"顶栏背景"] forBarMetrics:UIBarMetricsDefault];
    
    //设置导航栏上文字的颜色（iOS7之后）
    [[UINavigationBar appearance] setTitleTextAttributes:@{NSForegroundColorAttributeName:[UIColor orangeColor]}];
    self.window.rootViewController = navi;
    
    [self.window makeKeyAndVisible];
    return YES;
}

@end

#import <UIKit/UIKit.h>

@interface KeyViewController : UIViewController

@end

#import "KeyViewController.h"
#import "CashViewController.h"
@interface KeyViewController ()

@end

@implementation KeyViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    self.title = @"提取现金";
    UIButton *getCashBtn = [UIButton buttonWithType:UIButtonTypeCustom];
    getCashBtn.frame = CGRectMake(100, 100, 120, 45);
    [getCashBtn setTitle:@"下一页面" forState:0];
    getCashBtn.backgroundColor = [UIColor orangeColor];
    [getCashBtn addTarget:self action:@selector(getCashAction:) forControlEvents:UIControlEventTouchUpInside];
    [self.view addSubview:getCashBtn];
}

- (void)getCashAction:(UIButton *)sender{
    CashViewController *cashVC = [[CashViewController alloc] init];
    [self.navigationController pushViewController:cashVC animated:YES];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}


@end

#import <UIKit/UIKit.h>

@interface CashViewController : UIViewController

@end

#import "CashViewController.h"

@interface CashViewController ()

@end

@implementation CashViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    self.title = @"银行卡绑定";
    self.view.backgroundColor = [UIColor whiteColor];
    
    //使用图片来设置导航栏左边的按钮
//    UIBarButtonItem *leftItem = [[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"返回按钮"] style:UIBarButtonItemStylePlain target:self action:@selector(goBackAction:)];
    
    //设置导航栏左边按钮的文字
    UIBarButtonItem *leftItem = [[UIBarButtonItem alloc] initWithTitle:@"< 返回" style:UIBarButtonItemStylePlain target:self action:@selector(goBackAction:)];
    
    //设置导航栏左边按钮文字的颜色(以及背景图片的颜色)
    leftItem.tintColor = [UIColor whiteColor];
    self.navigationItem.leftBarButtonItem = leftItem;
}
/**
 *  点击导航栏左边按钮所触发的事件
 */
- (void)goBackAction:(UIButton*)sender{
    [self.navigationController popViewControllerAnimated:YES];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    
}

@end