private void monthYearChoosen(object sender, DataGridViewCellEventArgs e)
{
if (e.ColumnIndex >= 0 && e.RowIndex >= 0)
{
DataGridViewTextBoxCell cell = (DataGridViewTextBoxCell)monthYear.Rows[e.RowIndex].Cells[e.ColumnIndex];
if (cell.Value != null)
{
CurrentYear = Convert.ToInt32(cell.Value);
var monthsfromYear = mc.GetMonthsWithVisits("" + cell.Value);
months.Clear();
foreach (var item in monthsfromYear)
{
months.Add(new StringValue("" + item));
}
}
}
}