//Метод открытия окна удаления устройства
private void deletebtn_Click(object sender, EventArgs e)
{
DeleteDevForm deleteitem = new DeleteDevForm(ref listdev, ref WorkerBox, ref JobsBox);
deleteitem.ShowDialog();
selectdev();
}
private void DeleteItem_Click(object sender, EventArgs e)
{
DeleteDevForm devForm = new DeleteDevForm(ref listdev, ref WorkerBox, ref JobsBox);
devForm.DeleteReport();
}