Option Explicit
'Private xlApp As Excel.Application
'Private xlBook As Excel.Workbook
'Private xlSheet As Excel.Worksheet
Private xlApp As Object
Private xlBook As Object
Private xlSheet As Object
Private cellValue As String
Public strError As String
Public ExportOK As Boolean
Private Sub Class_Initialize()
ExportOK = False
On Error GoTo errHandle:
' Set xlApp = CreateObject("Excel.Applaction")
Set xlApp = New Excel.Application
xlApp.Visible = False
On Error GoTo errHandle:
Set xlBook = xlApp.Workbooks.Add
Set xlSheet = xlBook.Worksheets(1)
If Val(xlApp.Application.Version) >= 8 Then
Set xlSheet = xlApp.ActiveSheet
Else
Set xlSheet = xlApp
End If
Exit Sub
errHandle:
Err.Raise 100001, , "建立Excel對象時發生錯誤:" & Err.Description & vbCr & _
"請確保您正確了安裝了Excel軟件!"
End Sub
Public Property Get TextMatrix(Row As Integer, Col As Integer) As Variant
TextMatrix = xlSheet.Cells(Row, Col)
End Property
Public Property Let TextMatrix(Row As Integer, Col As Integer, Value As Variant)
xlSheet.Cells(Row, Col) = Value
End Property
'合並單元格
Public Sub MergeCell(bRow As Integer, bCol As Integer, eRow As Integer, eCol As Integer)
xlSheet.Range(GetExcelCell(bRow, bCol) & ":" & GetExcelCell(eRow, eCol)).Select
With xlApp.Selection
.HorizontalAlignment = xlCenter
.VerticalAlignment = xlCenter
.WrapText = True
.Orientation = 0
.AddIndent = False
.ShrinkToFit = False
.MergeCells = True
End With
End Sub
'打印預覽
Public Function PrintPreview() As Boolean
On Error GoTo errHandle:
xlApp.Visible = True
xlBook.PrintPreview True
Exit Function
errHandle:
If Err.Number = 1004 Then
MsgBox "尚未安裝打印機,不能預覽!", vbOKOnly + vbCritical, "錯誤"
End If
End Function
'導出
Public Function ExportExcel() As Boolean
xlApp.Visible = True
End Function
'畫線
Public Sub DrawLine(bRow As Integer, bCol As Integer, eRow As Integer, eCol As Integer)
On Error Resume Next
xlSheet.Range(GetExcelCell(bRow, bCol) & ":" & GetExcelCell(eRow, eCol)).Select
xlApp.Selection.Borders(xlDiagonalDown).LineStyle = xlNone
xlApp.Selection.Borders(xlDiagonalUp).LineStyle = xlNone
With xlApp.Selection.Borders(xlEdgeLeft)
.LineStyle = xlContinuous
.Weight = xlThin
.ColorIndex = xlAutomatic
End With
With xlApp.Selection.Borders(xlEdgeTop)
.LineStyle = xlContinuous
.Weight = xlThin
.ColorIndex = xlAutomatic
End With
With xlApp.Selection.Borders(xlEdgeBottom)
.LineStyle = xlContinuous
.Weight = xlThin
.ColorIndex = xlAutomatic
End With
With xlApp.Selection.Borders(xlEdgeRight)
.LineStyle = xlContinuous
.Weight = xlThin
.ColorIndex = xlAutomatic
End With
With xlApp.Selection.Borders(xlInsideVertical)
.LineStyle = xlContinuous
.Weight = xlThin
.ColorIndex = xlAutomatic
End With
With xlApp.Selection.Borders(xlInsideHorizontal)
.LineStyle = xlContinuous
.Weight = xlThin
.ColorIndex = xlAutomatic
End With
End Sub
'導出記錄集到Excel
Public Sub RstExport(Rst As ADODB.Recordset, bRow As Integer, bCol As Integer, GridHead() As String)
Dim i As Integer, j As Integer
For i = bCol To UBound(GridHead) + bCol
With Me
.TextMatrix(bRow, i) = GridHead(i - bCol)
End With
Next
i = 1 + bRow
Do While Not Rst.EOF
For j = 1 To Rst.Fields.Count
If Rst.Fields(j - 1).Type = adChar Or Rst.Fields(j - 1).Type = adVarChar Then
xlSheet.Range(GetExcelCell(i, j) & ":" & GetExcelCell(i, j)).Select
xlApp.Selection.NumberFormatLocal = "@" '已文本方式格式化
End If
Me.TextMatrix(i, j) = checkNull(Rst.Fields(j - 1).Value)
Next
i = i + 1
Rst.MoveNext
Loop
End Sub
'或者指定行,列號的Excel編碼
Private Function GetExcelCell(Row As Integer, Col As Integer) As String
Dim nTmp1 As Integer
Dim nTmp2 As Integer
Dim sTmp As String
If Col <= 26 Then
sTmp = Chr(Asc("A") + Col - 1)
Else
nTmp1 = Col \ 26
If nTmp1 > 26 Then
Err.Raise 100000, , "列數過大,發生錯誤"
Exit Function
Else
sTmp = Chr(Asc("A") + nTmp1 - 1)
nTmp1 = Col Mod 26
sTmp = sTmp & Chr(Asc("A") + nTmp1 - 1)
End If
End If
GetExcelCell = sTmp & Row
End Function
'將Null返回為空串
Private Function checkNull(s As Variant) As String
checkNull = IIf(IsNull(s), "", s)
End Function
Private Sub Class_Terminate()
Set xlApp = Nothing
Set xlBook = Nothing
Set xlSheet = Nothing
End Sub