Unity Example 6-1

NotificationManager

public interface INotificationManager
{
    void Notify(string to, string msg);
}

public class NotificationManager : INotificationManager
{
    private readonly IMessageService _msgService = null;

    // 從建構函式注入訊息服務物件。
    public NotificationManager(IMessageService svc)
    {
        _msgService = svc;
    }
    
    // 利用訊息服務來發送訊息給指定對象。
    public void Notify(string to, string msg)
    {
        _msgService.SendMessage(to, msg);
    }
}