UIAppearance for nav bar customization.

gistfile1.txt

  [[UIBarButtonItem appearanceWhenContainedIn:[UINavigationBar class], nil]
   setBackgroundImage:[[UIImage imageNamed:@"NavButton"] stretchableImageWithLeftCapWidth:10 topCapHeight:0]
   forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
  
  [[UIBarButtonItem appearanceWhenContainedIn:[UINavigationBar class], nil]
   setBackButtonBackgroundImage:[[UIImage imageNamed:@"BackButton"] stretchableImageWithLeftCapWidth:15 topCapHeight:0]
   forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
  
  [[UINavigationBar appearance] setTintColor:[UIColor rmRedColor]];
  [[UINavigationBar appearance] setBackgroundImage:[UIImage imageNamed:@"NavBarBG"]
                                     forBarMetrics:UIBarMetricsDefault];
  [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackOpaque;
  
  [[UINavigationBar appearance] setTitleTextAttributes:@{
                                   UITextAttributeFont:[UIFont fontWithName:@"Aller-Bold" size:20],
                              UITextAttributeTextColor:[UIColor whiteColor],
                        UITextAttributeTextShadowColor:[UIColor colorWithWhite:0.0 alpha:0.5],
                       UITextAttributeTextShadowOffset:[NSValue valueWithCGSize:CGSizeMake(0.0f, 1.0f)]
   }];