@interface MJNIndexTestViewController () <MJNIndexViewDataSource>

@property (nonatomic, strong) MJNIndexView *indexView;
@property (nonatomic, strong) NSMutableArray *sectionArray;
@property (nonatomic, strong) UITableView *tableView;

@end

@implementation MJNIndexTestViewController

- (void)viewDidLoad
{
  [super viewDidLoad];

	// initialise tableView
	self.tableView = [[UITableView alloc] initWithFrame:self.view.bounds]	[self.tableView registerClass:[UITableViewCell
	class]forCellReuseIdentifier:@"cell"];
	self.tableView.dataSource = self;
	self.tableView.delegate = self;
	self.tableView.showsVerticalScrollIndicator = NO;
	[self.view addSubview:self.tableView];

	// initialise MJNIndexView
	self.indexView = [[MJNIndexView alloc]initWithFrame:self.view.bounds];
	self.indexView.dataSource = self;
	self.indexView.fontColor = [UIColor blueColor];
	[self.view addSubview:self.indexView];
}

// two methods needed for MJNINdexView protocol
- (NSArray *)sectionIndexTitlesForMJNIndexView:(MJNIndexView *)indexView
{
	return sectionArray;
}

- (void)sectionForSectionMJNIndexTitle:(NSString *)title atIndex:(NSInteger)index;
{
	[self.tableView scrollToRowAtIndexPath:[NSIndexPath indexPathForItem:0 	inSection:index] atScrollPosition: UITableViewScrollPositionTop 	animated:NO];
}
.
.
.
@end