void item_ItemBuild(object sender, PriceChangedEventArgs e)
 {
     if (ItemBuild != null)
     {
         ItemBuild(sender, e);
     }
 }
 //void item_BuyNotification(object sender, NotificationEventArgs e)
 //{
 //    if (BuyNotification != null)
 //    {
 //        BuyNotification(sender, e);
 //    }
 //}
 //void item_SellNotification(object sender, NotificationEventArgs e)
 //{
 //    if (SellNotification != null)
 //    {
 //        SellNotification(sender, e);
 //    }
 //}
 void item_SellPriceChanged(object sender, PriceChangedEventArgs e)
 {
     if (SellPriceChanged != null)
     {
         SellPriceChanged(sender, e);
     }
 }
 void item_BuyPriceChanged(object sender, PriceChangedEventArgs e)
 {
     if (BuyPriceChanged != null)
     {
         BuyPriceChanged(sender, e);
     }
 }