public override Fragment GetItem(int position)
        {
            switch (position)
            {
            case SummaryPosition:
                return(_summaryFragment = new SummaryFragment());

            case ExpensesPosition:
                return(_expensesFragment = new ExpensesFragment());

            case SchedulePosition:
                return(_scheduleFragment = new ScheduleFragment());
            }

            throw new InvalidOperationException("Invalid pager position");
        }
 public ActionModeCallback(ExpensesFragment expensesFragment)
 {
     _expensesFragment = expensesFragment;
 }