private void RefreshView()
        {
            HWListView.Items.Clear();
            hwContext = hwController.GetDbContext();
            var hardwareInfos = hwContext.HWEntities.AsEnumerable();

            foreach (HWEntity hardwareInfo in hardwareInfos)
            {
                ListViewItem listViewItem = new ListViewItem();
                listViewItem.Text = hardwareInfo.HWID.ToString();
                listViewItem.SubItems.Add(hardwareInfo.Hardware_Name);
                listViewItem.SubItems.Add(hardwareInfo.Hardware_Brand);
                listViewItem.SubItems.Add(hardwareInfo.Hardware_Model);
                listViewItem.SubItems.Add(hardwareInfo.Hardware_Type);
                listViewItem.SubItems.Add(hardwareInfo.Hardware_Status);
                listViewItem.SubItems.Add(hardwareInfo.Hardware_Price.ToString());

                HWListView.Items.Add(listViewItem);
            }
        }