VBA Code:
Public Sub CreateMatheVariable()
Dim obDriver As Driver
Dim obVarType As VarType
Dim nChannelType As Integer
Dim obVar As Variable
'create an Object of the Mathematic driver (Driver identification)
Set obDriver = MyWorkspace.ActiveDocument.Drivers.Item("Driver for Mathematics variable")
Set obVarType = MyWorkspace.ActiveDocument.VarTypes.Item("LREAL")
nChannelType = tpVirtuellOnlBerechnen 'this is equal to: obKanaltyp = 17
MyWorkspace.ActiveDocument.Variables.DeleteVar ("MyMatheVar")
Set obVar = MyWorkspace.ActiveDocument.Variables.CreateVar("MyMatheVar", obDriver, nChannelType, obVarType)
'add Source Variable (i.e. Boolean from Internal driver - has to exist already)
obVar.CreateDynProperty ("MathInfo[0].SourceVars")
obVar.DynProperties("MathInfo[0].SourceVars[0].Title") = "MyMatheSourceVar"
'define type of formular (521 = Statistik)
obVar.DynProperties("MathInfo[0].Type") = 521
'insert formular
obVar.DynProperties("MathInfo[0].Formula") = "COUNT(X01)"
'for opening the configuration dialog: with ""
'obVar.DynProperties("MathInfo[0].MathInfo") = ""
'for fix settings do it with the export string (achieved from .xml export)
obVar.DynProperties("MathInfo[0].MathInfo") = "09028800000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
End Sub
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