OFF97: Sample VBA Code to Create a Graph from a Text File (176443)

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Sample Visual Basic Procedure

Sub CreateGraphFromFile()
   Dim oGraph As Object
   Dim oDataSheet As Object
   Dim shpGraph As PowerPoint.Shape
   Dim lRowCnt As Long
   Dim lColCnt As Long
   Dim lValue As Long
   ' Add the graph to the slide.
   With ActivePresentation.Slides(1)
      ' Create the Graph object on the slide.
      Set shpGraph = .Shapes.AddOLEObject(ClassName:="MSGraph.Chart", _
                                        Link:=msoFalse)
   End With
   ' Set references.
   Set oGraph = shpGraph.OLEFormat.Object
   Set oDataSheet = oGraph.Application.DataSheet
   ' Place headers into data table.
   ' Create four column headers.
   oDataSheet.Cells(1, 2).Value = "Col1"
   oDataSheet.Cells(1, 3).Value = "Col2"
   oDataSheet.Cells(1, 4).Value = "Col3"
   oDataSheet.Cells(1, 5).Value = "Col4"
   ' Create four row headers.
   oDataSheet.Cells(2, 1).Value = "Row1"
   oDataSheet.Cells(3, 1).Value = "Row2"
   oDataSheet.Cells(4, 1).Value = "Row3"
   oDataSheet.Cells(5, 1).Value = "Row4"
   ' We already know the number of columns and rows
   ' from the data we are importing.
   Open "<YourPathAndFileNameHere>" For Input As #1
   ' Get four rows of data.
   For lRowCnt = 2 To 5
      For lColCnt = 2 To 5
         ' Get value from file.
         Input #1, lValue
         ' Place in data table.
         oDataSheet.Cells(lRowCnt, lColCnt).Value = lValue
      Next lColCnt
   Next lRowCnt
   Close #1
   ' Release the reference.
   Set oGraph = Nothing
   Set oDataSheet = Nothing
End Sub