iOS 导航栏颜色字体设置

• 导航栏标题字体大小和颜色

NSDictionary *textAttributes = @{
                                     NSFontAttributeName : [UIFont systemFontOfSize:20.0f],
                                     NSForegroundColorAttributeName : [UIColor orangeColor]};
    [self.navigationBar setTitleTextAttributes:textAttributes];

• 导航栏背景颜色

[self.navigationBar setBarTintColor:[UIColor blackColor]];