public void FillInventoryDataGridView(DataGridView dgv) //To be moved to ServiceFacade
{
StockInService employeeService = new StockInService();
var InventoryList = employeeService.GetInventoryList();
dgv.DataSource = InventoryList;
dgv.ReadOnly = true;
dgv.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
dgv.DefaultCellStyle.SelectionBackColor = Color.Gray;
}