SNLInteraction configure cell toolbar

    UIBarButtonItem *buttonA = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCompose target:self action:@selector(buttonPressed:)];
    buttonA.tag = 1;
    
    UIBarButtonItem *buttonB = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCompose target:self action:@selector(buttonPressed:)];
    buttonB.tag = 2;
    
    UIBarButtonItem *flexibleItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:self action:nil];
    [self setToolbarButtons: [NSArray arrayWithObjects:flexibleItem, buttonA, flexibleItem, buttonB, flexibleItem, nil]];