UIBarButtonItem setBackButtonTitlePositionAdjustment example in Objective C (iOS).

UIBarButtonItem setBackButtonTitlePositionAdjustment

Sets the back button title offset for given bar metrics

- (void)setBackButtonTitlePositionAdjustment:(UIOffset)adjustment forBarMetrics:(UIBarMetrics)barMetrics

Parameters
adjustment
The back button title offset for barMetrics.
barMetrics
Bar metrics.

Discussion of [UIBarButtonItem setBackButtonTitlePositionAdjustment]
This modifier applies only to navigation bar back buttons and is ignored by other buttons.

UIBarButtonItem setBackButtonTitlePositionAdjustment example.

UIBarButtonItem *newBackButton = [[UIBarButtonItem alloc] initWithTitle: @"NewTitle" style: UIBarButtonItemStyleBordered target: nil action: nil];

[[self navigationItem] setBackBarButtonItem: newBackButton];
[newBackButton setBackButtonTitlePositionAdjustment:UIOffsetMake(0, 1.5) forBarMetrics:UIBarMetricsDefault];
[newBackButton release];

Example of [UIBarButtonItem setBackButtonTitlePositionAdjustment].

UIBarButtonItem *temporaryBarButtonItem = [[UIBarButtonItem alloc] init];  
temporaryBarButtonItem.title = @"Back";
[temporaryBarButtonItem setBackButtonTitlePositionAdjustment:UIOffsetMake(0, 1.5) forBarMetrics:UIBarMetricsDefault];
self.navigationItem.backBarButtonItem = temporaryBarButtonItem;
[temporaryBarButtonItem release];

UIBarButtonItem setBackButtonTitlePositionAdjustment example.

UIImage *backButtonImage = [[UIImage imageNamed:@"Graphics/Shared/navigation_back_button.png"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 0, 0, 0)];
[[UIBarButtonItem appearance] setBackButtonBackgroundImage:backButtonImage  forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
[[UIBarButtonItem appearance] setBackButtonTitlePositionAdjustment:UIOffsetMake(0, backButtonImage.size.height*2) forBarMetrics:UIBarMetricsDefault];

End of UIBarButtonItem setBackButtonTitlePositionAdjustment example article.