C# (CSharp) POS PurchaseItem示例

示例#1

文件： MainMenu.cs 项目： umeshsohaliya/PawnPOS

        private void PurchaseButtonClick(object sender, EventArgs e)
        {
            PurchaseItem purchase = null;

            if (purchase != null)
            {
                purchase.Activate();
            }
            else
            {
                purchase = new PurchaseItem();
                purchase.Show();
            }
        }

示例#2

文件： MainMenu.cs 项目： njmube/PawnPOS

 private void PurchaseButtonClick(object sender, EventArgs e)
 {
     PurchaseItem purchase = null;
     if (purchase != null)
     {
         purchase.Activate();
     }
     else
     {
         purchase = new PurchaseItem();
         purchase.Show();
     }
 }