ASP實用大全-實戰ASP(8)

來源:互聯網
上載者:User
使用ASP、VB和XML建立運行於互連網上的應用程式(2)
      在實際的編程過程中,你們應當使用一些方法使應用程式更加有高效性。你可以把ASP中的關於取得資料的代碼端搬到一個COM應用程式中去然後建立一個XSLT變換來顯示返回的資料。好,我不多說了,現在你所要做的就是試一試吧!
   Option Explicit
   Private RCommands As Recordset
   Private RCustomers As Recordset
   Private RCust As Recordset
   Private sCustListCommand As String
   Private Const dataURL = "http://localhost/XHTTPRequest/getData.asp"
   Private arrCustomerIDs() As String
   Private Enum ActionEnum
   VIEW_HISTORY = 0
   VIEW_RECENT_PRODUCT = 1
  End Enum
  Private Sub dgCustomers_Click()
   Dim CustomerID As String
   CustomerID = RCustomers("CustomerID").Value
   If CustomerID <> "" Then
    If optAction(VIEW_HISTORY).Value Then
     Call getCustomerDetail(CustomerID)
    Else
     Call getRecentProduct(CustomerID)
    End If
   End If
  End Sub
  Private Sub Form_Load()
   Call initialize
   Call getCustomerList
  End Sub
  Sub initialize()
   ' 從資料庫返回命令名和相應的值
   Dim sXML As String
   Dim vRet As Variant
   Dim F As Field
   sXML = "<?xml version=""1.0""?>"
   sXML = sXML & "<command><commandtext>Initialize</commandtext>"
   sXML = sXML & "<returnsdata>True</returnsdata>"
   sXML = sXML & "</command>"
   Set RCommands = getRecordset(sXML)
   Do While Not RCommands.EOF
    For Each F In RCommands.Fields
     Debug.Print F.Name & "=" & F.Value
    Next
    RCommands.MoveNext
   Loop
  End Sub
  Function getCommandXML(command_name As String) As String
   RCommands.MoveFirst
   RCommands.Find "command_name='" & command_name & "'", , adSearchForward, 1

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