@implementation ZBMainViewController
- (void)viewDidLoad {
[super viewDidLoad];
}
+(void)initialize
{
[self setupBarButtonItemTheme];
[self setupNavigationBarTheme];
}
+(void)setupBarButtonItemTheme{
UIBarButtonItem *appearance=[UIBarButtonItem appearance];
NSMutableDictionary *dict=[NSMutableDictionary dictionary];
dict[NSFontAttributeName]=[UIFont systemFontOfSize:15];
dict[NSForegroundColorAttributeName]=[UIColor greenColor];
NSShadow *shadow=[[NSShadow alloc] init];
shadow.shadowColor=[UIColor blueColor];
shadow.shadowOffset=CGSizeMake(1, 1);
dict[NSShadowAttributeName]=shadow;
[appearance setTitleTextAttributes:dict forState:UIControlStateNormal];
}
+(void)setupNavigationBarTheme{
UINavigationBar *apperarance=[UINavigationBar appearance];
[apperarance setBackgroundImage:[UIImage imageNamed:@"bar_background"] forBarMetrics:UIBarMetricsDefault];
NSMutableDictionary *dict=[NSMutableDictionary dictionary];
dict[NSFontAttributeName]=[UIFont systemFontOfSize:18];
dict[NSForegroundColorAttributeName]=[UIColor redColor];
NSShadow *shadow= [[NSShadow alloc]init];
shadow.shadowColor=[UIColor grayColor];
shadow.shadowOffset=CGSizeMake(1, 1);
dict[NSShadowAttributeName]=shadow;
[apperarance setTitleTextAttributes:dict];
}
原文：http://www.cnblogs.com/zhibin/p/4156648.html