iOS: Editable UITableView

@interface ViewController ()

@property(nonatomic, retain) UIBarButtonItem* addButton;

@end

- (void)viewDidLoad {

    [super viewDidLoad];

    // Do any additional setup after loading the view, typically from a nib.

    

    self.navigationItem.rightBarButtonItem = self.editButtonItem;

    

    _addButton = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAdd target:self action:@selector(addItem:)];

    self.navigationItem.leftBarButtonItem = _addButton;

}

#pragma mark - UITableViewDelegate

- (void)setEditing:(BOOL)editing animated:(BOOL)animated

{

    [super setEditing:editing animated:animated];

    

    [self.tableview setEditing:editing animated:YES];

    

    if (editing) {

        _addButton.enabled = NO;

    } else {

        _addButton.enabled = YES;

    }

}

- (UITableViewCellEditingStyle)tableView:(UITableView*)tableView editingStyleForRowAtIndexPath:(NSIndexPath*)indexPath

{

//    if (indexPath.row == _list.count - 1) {

//        return UITableViewCellEditingStyleInsert;

//    } else {

//        return UITableViewCellEditingStyleDelete;

//    }

    return UITableViewCellEditingStyleDelete;

}

- (void)addItem:(id)sender

{

    [self performSegueWithIdentifier:@"AddViewController" sender:self]; // Presents AddViewController modally

}

#pragma mark - Unwind segues

- (IBAction)dimiss:(UIStoryboardSegue*)segue

{

    

}

- (IBAction)doAddItem:(UIStoryboardSegue*)segue

{

    AddViewController* addViewController = segue.sourceViewController;

    NSString* provider = addViewController.provider.text;

    NSString* account = addViewController.account.text;

    NSString* password = addViewController.password.text;

    

    KeychainItemWrapper* item = [[KeychainItemWrapper alloc] initWithAccount:account service:provider accessGroup:nil];

    [item setObject:password forKey:@"v_Data"];

    

    self.list = [self getItemsFromKeychain];

    

    [self.tableview reloadData];

}