commondialog如何样区分是单击了“确定”还是“取消”

commondialog怎么样区分是单击了“确定”还是“取消”
使用commondialog另存为对话框
怎样判断是按了“确定”还是“取消“按钮呢？

[解决办法]

VB code

Option ExplicitPrivate Sub Command1_Click()    On Error GoTo ErrHandler    CommonDialog1.CancelError = True '<-    CommonDialog1.ShowSave    MsgBox "保存到 " & CommonDialog1.FileNameExitEntry:    Exit SubErrHandler:    If Err.Number = 32755 Then '<-        MsgBox "取消"    Else        MsgBox Err.Number & vbCrLf & Err.Description, vbCritical    End If    Resume ExitEntryEnd Sub