Sub Main
Dim units As New ControllableUnitCollection
Dim unit As ControllableUnit
Dim cats As CategoryCollection
Dim cat As Category
Set cats = RoseApp.CurrentModel.GetAllCategories()
For i% = 1 To cats.Count
Set cat = cats.GetAt(i%)
If Not cat.IsLoaded() And Not cat.TopLevel() Then
units.Add cat
End If
Next i%
For j% = 1 To units.Count
Set unit = units.GetAt(j%)
prompt$ = "Load unit " & unit.name & "?"
If AnswerBox(prompt$, "Load", "Don't Load") = 1 Then
worked = unit.Load()
End If
Next j%
End Sub