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我在Before_Update事件中有一個代碼,用於保存更改。爲此,我在YesNoCancel提示框中使用Msgbox,但是當我點擊取消按鈕時,我無法阻止關閉窗體。這裏是我的代碼的簡短示例:訪問VBA - 防止關閉表格
Option Compare Database
Public SomeVariable As Integer
Private Sub Form_BeforeUpdate(Cancel As Integer)
If MsgBox("There has been done some changes. You wish to save these changes ?", vbQuestion + vbYesNoCancel, "Save changes") = vbYes Then
'do nothing and Access saves automatically
ElseIf vbNo Then
DoCmd.RunCommand acCmdUndo
ElseIf vbCancel Then
SomeVariable = 1
End If
End Sub
Private Sub Form_Unload(Cancel As Integer)
If SomeVariable = 1 Then
SomeVariable=0
Cancel = True
End If
End Sub
有什麼辦法解決這個問題?
謝謝,沒有想到這一點。它現在有效。 – LuckyLuke82