[英]Scheduled VBA task and 'Application.OnTime'
我有以下運行良好的VBA代碼。 它正在調用另一個VBA Sub
而沒有任何麻煩:
Public Sub AutoPrintMissingHistoric()
Dim qdf As DAO.QueryDef
Dim rcs As DAO.Recordset
Dim db As DAO.Database
Dim j As Integer
Dim flag As Boolean
Dim i As Long
Dim value_start, value_end As String
Dim tmp As Date
Dim wbRiskedge As Workbook
Dim wsAccueil As Worksheet
Dim wsHistoric As Worksheet
Set wbRiskedge = Workbooks(StrWbRiskedge)
Set wsAccueil = wbRiskedge.Worksheets(StrWsAccueil)
Set wsHistoric = wbRiskedge.Worksheets(StrWsHistoricMissing)
If FistTime = True Then
Call Initialisation.CleanTab
Else
FistTime = True
Call Initialisation.Initialisation
End If
vDelay = 5
Cpt = Cpt + 1
Set db = DBEngine.OpenDatabase(strDB)
Set qdf = db.QueryDefs("Get_missing_fixings")
If Cpt <= wsAccueil.Range(ManualListLetter & "1").End(xlDown).Row Then
Application.StatusBar = wsAccueil.Cells(Cpt, ManualListLetter).Text
qdf.Parameters("arg1") = wsAccueil.Cells(Cpt, ManualListLetter).Value
Set rcs = qdf.OpenRecordset
j = 0
i = 1
flag = False
If Not rcs.EOF Then
rcs.MoveLast
rcs.MoveFirst
While Not rcs.EOF
j = 0
While j < rcs.Fields.Count
If flag = False Then
With Cells(i, j + 1)
If .Value = "" Then
.Value = rcs(j).Name
.Font.Bold = True
.HorizontalAlignment = xlCenter
.VerticalAlignment = xlBottom
End If
End With
Else
Cells(i, j + 1).Value = rcs(j).Value
End If
j = j + 1
Wend
If flag = False Then
flag = True
End If
i = i + 1
rcs.MoveNext
Wend
Call ChangeMinMax(rcs.RecordCount, CellMinDate, CellMaxDate, wsHistoric)
Call ParseParameters
Call SetReutersFunction
End If
rcs.Close
qdf.Close
db.Close
wsHistoric.Calculate
Application.StatusBar = wsAccueil.Cells(Cpt, ManualListLetter).Text & " - Next Function: FindMissingValue.AutoFindMissingValue"
sToCall = "FindMissingValue.AutoFindMissingValue"
MTimeGT = Time + TimeValue("00:00:" & vDelay)
Application.OnTime MTimeGT, sToCall
End If
End Sub
我將此過程的執行安排在預定的任務中。 但是顯然我的代碼執行得不好: FindMissingValue.AutoFindMissingValue
Sub不會被調用,因為Excel只是關閉了。
我認為這是因為Application.OnTime MTimeGT, sToCall
...可能是什么原因?
在這里,您具有FindMissingValue.AutoFindMissingValue
的代碼
Sub AutoFindMissingValue()
Dim wbRiskedge As Workbook
Dim wsAccueil As Worksheet
Dim wsHistoric As Worksheet
Dim i, nbResult As Long
Set wbRiskedge = Workbooks(StrWbRiskedge)
Set wsAccueil = wbRiskedge.Worksheets(StrWsAccueil)
Set wsHistoric = wbRiskedge.Worksheets(StrWsHistoricMissing)
If Left(wsHistoric.Range(ReutersFormula).Text, 13) Like "Retrieving...*" = True Then
sToCall = "FindMissingValue.AutoFindMissingValue"
MTimeGT = Time + TimeValue("00:00:05")
Application.OnTime MTimeGT, sToCall
Exit Sub
End If
i = WorksheetFunction.CountA(Columns(DateColumn & ":" & DateColumn))
If WorksheetFunction.CountA(Columns(ColumnResearchVResult & ":" & ColumnResearchVResult)) > 0 Then
wsHistoric.Range(FirstCellResearchVResult & ":" & ColumnResearchVResult & WorksheetFunction.CountA(Columns(ColumnResearchVResult & ":" & ColumnResearchVResult))).ClearContents
End If
nbResult = wsHistoric.Range(FirstResult).End(xlDown).Row
wsHistoric.Range(ColumnResearchVResult & LineResearchVResult - 1).Value = "Results"
If WorksheetFunction.CountA(Columns(DateColumn & ":" & DateColumn)) > 1 Then
wsHistoric.Range(FirstCellResearchVResult & ":" & ColumnResearchVResult & i).FormulaLocal = "=RECHERCHEV($" & DateColumn & "$" & LineResearchVResult & ":$" & DateColumn & "$" & i & ";" & FirstLockResult & ":$" & ValueResultColumn & "$" & nbResult & ";2;0)"
End If
Application.StatusBar = wsAccueil.Cells(Cpt, ManualListLetter).Text & " - Next Function: FindMissingValue.AutoPutResultInDb"
sToCall = "FindMissingValue.AutoPutResultInDb"
MTimeGT = Time + TimeValue("00:00:01")
Application.OnTime MTimeGT, sToCall
End Sub
Application.OnTime
部分是正確的,應該沒有任何問題(5秒后)調用FindMissingValue.AutoFindMissingValue
。 可能發生的情況是,在這5秒鍾的時間內,代碼繼續運行,返回到調用AutoPrintMissingHistoric
,並且在這5秒鍾過去之前,工作簿可能已關閉(盡管根據您的實際情況,該功能應該即使工作簿已關閉也被調用)。
您可以縮短等待時間(例如vDelay = 1
),也可以直接調用函數( Call FindMissingValue.AutoFindMissingValue
)。 實際上,我不確定為什么要依靠Application.OnTime
來調用該函數; 使用此方法可以“啟動進程”(例如,“我希望我的宏每天在00:00執行”),但如果經常使用,可能會導致“混亂”。
如果以上方法均FindMissingValue.AutoFindMissingValue
,請提供FindMissingValue.AutoFindMissingValue
的代碼進行查看。
注意:經過一些進一步的測試/討論,我可以確認OnTime
在這些特定條件下的行為“太不規則”。 您應該想出一種不同的方法來允許您需要的等待時間,或者在必須依靠OnTime
情況下,進行大量的反復試驗以確保其行為完全受到控制。 預期該函數將被調用一次(例如,在特定時間打開電子表格),因此,在不同的上下文中使用它時(例如在函數內部調用它),您必須特別注意。
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