private void btnOK_Click(object sender, EventArgs e)
{
// 純策略模式
//CashContext cc = null;
//switch (cbxType.SelectedItem.ToString())
//{
// case "正常收費":
// cc = new CashContext(new CashNormal());
// break;
// case "滿300返100":
// cc = new CashContext(new CashReturn("300", "100"));
// break;
// case "打8折":
// cc = new CashContext(new CashRebate("0.8"));
// break;
// default:
// break;
//}
// 策略 + 簡單工廠模式
CashContextFactory cc = new CashContextFactory(cbxType.SelectedItem.ToString());
double totalPrices = cc.GetResult(Convert.ToDouble(txtPrice.Text) * Convert.ToDouble(txtCount.Text));
total = total + totalPrices;
txtList.AppendText("單價: " + txtPrice.Text + " 數量: " + txtCount.Text + " " + cbxType.SelectedItem + " 合計: " + totalPrices.ToString() + "\r\n");
lblResult.Text = total.ToString();
}
public static void Main(string[] args)
{
double total = 0.0d;
CashContextFactory csuper = new CashContextFactory("Normal");
double totalPrices = csuper.GetResult(288 * 3);
total += totalPrices;
Console.WriteLine("Result3: {0}", total);
}
public static void Main(string[] args)
{
double total = 0.0d;
CashContextFactory csuper = new CashContextFactory("Normal");
double totalPrices = csuper.GetResult(288 * 3);
total += totalPrices;
Console.WriteLine("Result3: {0}", total);
}
