This article contains a sample script for creating IDs for all selected objects in an open MapViewer plot. Names are auto generated in incremented numeric order and can include a custom prefix or suffix.

To run this script:

1. Copy the script below, or click here to download the BAS file: ID_Generate.bas.
2. In a Windows Explorer window, navigate to C:\Program Files\Golden Software\MapViewer 8\Scripter.
3. Double click on Scripter.exe to launch Scripter.
4. Press Ctrl+A to select all of the existing lines then press Delete.
5. If you copied this script, press Ctrl+V to paste it into Scripter. If you downloaded it, click File | Open, select the BAS file from your downloads directory, and click Open.
6. Click Script | Run to run the script.
    

'=======================================================================
' ID_Generate.bas
' Generates values to store in the ID or attribute fields of selected objects.
' The value is an incremented number with optional prefix and suffix strings.
'
' Open your GSM file in MapViewer and select one or more objects before running the script.
'=======================================================================
Sub Main
    Dim mvApp, lyr As Object

    ' Find MapViewer and create a pointer to the application object
    Set mvApp = GetObject(,"MapViewer.Application")

    ' Make sure that at least one object is selected
    Set lyr = mvApp.ActiveDocument.ActiveLayer
    If lyr.Selection.Count = 0 Then
      MsgBox "Generating IDs requires that" & vbCrLf & "one or more objects be selected first."
      End
    End If

    ' Create and display the dialog to get the prefix,
    ' starting number, suffix, and ID to write.
    Dim ID_List(4) As String
    ID_List(0) = "PID"
    ID_List(1) = "SID"
    ID_List(2) = "ID3"
    ID_List(3) = "ID4"
    ID_List(4) = "Hyperlink"
    Begin Dialog UserDialog 370,119,"Generate IDs" ' %GRID:10,7,1,1
        DropListBox 140,7,180,112,ID_List(),.ID1
        Text 30,42,60,14,"Prefix",.Text2,2
        OKButton 90,91,90,21
        CancelButton 210,91,90,21
        Text 20,7,110,14,"ID to generate",.Text1,1
        TextBox 10,56,110,21,.Prefix
        TextBox 140,56,90,21,.Num
        TextBox 250,56,110,21,.Suffix
        Text 280,42,50,14,"Suffix",.Text3,2
        Text 130,42,110,14,"Starting Number",.Text4
    End Dialog
    Dim dlg As UserDialog
    dlg.ID1 = 0
    Dim sts As Integer

    sts = Dialog(dlg)

    ' The Cancel button returns 0.
    ' The OK button returns -1.
    If sts = 0 Then ' cancel button pressed
      End
    End If

    ' Make sure the Starting Number is a number
    Dim num As Long
    If IsNumeric(dlg.Num) Then
        num = CLng(dlg.Num)
    Else
        MsgBox "The Starting Number must be numeric."
        End
    End If

    ' For each selected object, generate the next value and store it.
    Dim i As Integer

    Select Case dlg.ID1
    Case 0 'PID
        For i = 1 To lyr.Selection.Count
            lyr.Selection.Item(i).PIDName = dlg.Prefix & CStr(num+i-1) & dlg.Suffix
        Next
        ' Refresh display
        lyr.Shapes.InvertSelection()
        lyr.Shapes.InvertSelection()
    Case 1 'SID
        For i = 1 To lyr.Selection.Count
            lyr.Selection.Item(i).SIDName = dlg.Prefix & CStr(num+i-1) & dlg.Suffix
        Next
        ' Refresh display
        lyr.Shapes.InvertSelection()
        lyr.Shapes.InvertSelection()
    Case 2 'ID3
        For i = 1 To lyr.Selection.Count
            lyr.Selection.Item(i).Attrib1 = dlg.Prefix & CStr(num+i-1) & dlg.Suffix
        Next
        ' Refresh display
        lyr.Shapes.InvertSelection()
        lyr.Shapes.InvertSelection()
    Case 3 'ID4
        For i = 1 To lyr.Selection.Count
            lyr.Selection.Item(i).Attrib2 = dlg.Prefix & CStr(num+i-1) & dlg.Suffix
        Next
        ' Refresh display
        lyr.Shapes.InvertSelection()
        lyr.Shapes.InvertSelection()
    Case 4 'Hyperlink
        For i = 1 To lyr.Selection.Count
            lyr.Selection.Item(i).HyperlinkStr = dlg.Prefix & CStr(num+i-1) & dlg.Suffix
        Next
        ' Refresh display
        lyr.Shapes.InvertSelection()
        lyr.Shapes.InvertSelection()
    End Select

End Sub

Updated May 1, 2018