AbsolutePosition 및 CursorLocation 속성 예제(VB)

이 예제에서는 AbsolutePosition 속성이 Recordset의 모든 레코드를 열거하는 루프의 진행률을 추적하는 방법을 보여 줍니다. CursorLocation 속성을 사용하여 커서를 클라이언트 커서로 설정하여 AbsolutePosition 속성을 사용하도록 설정합니다.

'BeginAbsolutePositionVB  
  
    'To integrate this code  
    'replace the data source and initial catalog values  
    'in the connection string  
  
Public Sub Main()  
    On Error GoTo ErrorHandler  
  
    'recordset and connection variables  
    Dim rstEmployees As ADODB.Recordset  
    Dim Cnxn As ADODB.Connection  
    Dim strCnxn As String  
    Dim strSQL As String  
        'record variables  
    Dim strMessage As String  
  
    'Open connection  
    Set Cnxn = New ADODB.Connection  
    strCnxn = "Provider='sqloledb';Data Source='MySqlServer';" & _  
        "Initial Catalog='Pubs';Integrated Security='SSPI';"  
    Cnxn.Open strCnxn  
  
    ' Open Employee recordset with  
    ' Client-side cursor to enable AbsolutePosition property  
    Set rstEmployees = New ADODB.Recordset  
    strSQL = "employee"  
    rstEmployees.Open strSQL, strCnxn, adUseClient, adLockReadOnly, adCmdTable  
  
    ' Enumerate Recordset  
    Do While Not rstEmployees.EOF  
        ' Display current record information  
        strMessage = "Employee: " & rstEmployees!lname & vbCr & _  
            "(record " & rstEmployees.AbsolutePosition & _  
            " of " & rstEmployees.RecordCount & ")"  
        If MsgBox(strMessage, vbOKCancel) = vbCancel Then Exit Do  
        rstEmployees.MoveNext  
    Loop  
  
    ' clean up  
    rstEmployees.Close  
    Cnxn.Close  
    Set rstEmployees = Nothing  
    Set Cnxn = Nothing  
    Exit Sub  
  
ErrorHandler:  
   ' clean up  
    If Not rstEmployees Is Nothing Then  
        If rstEmployees.State = adStateOpen Then rstEmployees.Close  
    End If  
    Set rstEmployees = Nothing  
  
    If Not Cnxn Is Nothing Then  
        If Cnxn.State = adStateOpen Then Cnxn.Close  
    End If  
    Set Cnxn = Nothing  
  
    If Err <> 0 Then  
        MsgBox Err.Source & "-->" & Err.Description, , "Error"  
    End If  
End Sub  
'EndAbsolutePositionVB  

참고 항목

AbsolutePosition 속성(ADO)
CursorLocation 속성(ADO)
레코드 집합 개체(ADO)