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