Sub SetXAxisHeadings(ByVal oRs As ADODB.Recordset, ByVal strValueCol As String)
Dim iCount As Integer
Dim iRow, iCol As Integer
Dim nMaxRows As Integer
Dim oFill As Excel.ChartFillFormat
'--- 检查参数是否合法
If (IsNull(oRs) Or IsNull(strValueCol) _
Or oExcelChart.SeriesCollection.Count < 1) Then
Err.Raise Number:=1001 + vbObjectError, _
Description:="Invalid recordset or column name"
Exit Sub
End If
On Error GoTo hError
'--- 单个数据系列中最大数据个数
nMaxRows = 25
'--- 设置初始值和位置
oRs.MoveFirst
iRow = 0: iCol = 1
'--- 循环,将记录集中的数据写入工作表第一列
While (Not oRs.EOF And iRow < nMaxRows)
iRow = iRow + 1
'--- 设置单元格的值
oExcelSheet.Cells(iRow, iCol) = CStr(oRs(strValueCol).Value)
'--- 下一行
oRs.MoveNext
Wend
'--- 检查是否确实写入了数据
If (iRow > 0) Then
'--- 将这些数据设置为X-轴标签
oExcelChart.SeriesCollection(1).XValues = _
oExcelSheet.Range(oExcelSheet.Cells(1, iCol), _
oExcelSheet.Cells(iRow, iCol))
End If
Exit Sub
hError:
App.LogEvent Err.Description, vbLogEventTypeError
Err.Raise Err.Number, Err.Source, Err.Description
End Sub
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