private void BtnAddBox_Click(object sender, EventArgs e)
        {
            FrmAddUpdate addLootboxForm = new FrmAddUpdate();

            addLootboxForm.ShowDialog();
            PopulateForm();
        }
        private void BtnEditBox_Click(object sender, EventArgs e)
        {
            LootboxClass ltbx       = lstLootBox.SelectedItem as LootboxClass;
            FrmAddUpdate updateForm = new FrmAddUpdate(ltbx);

            updateForm.ShowDialog();
            PopulateForm();
        }