Sub Example_PickfirstSelectionSet()
' 这个范例列出选择优先选集中的所有对象.
' 在执行这个范例之前, 请先在作用中图形
' 建立一些对象. 接着选取这些对象, 当前在作用中图形上选取的对象
' 会由选择优先选集返回.
Dim pfSS As AcadSelectionSet
Dim ssobject As AcadEntity
Dim msg As String
msg = vbCrLf
Set pfSS = ThisDrawing.PickfirstSelectionSet
For Each ssobject In pfSS
msg = msg & vbCrLf & ssobject.ObjectName
Next ssobject
MsgBox "选择优先选集含有: " & msg
End Sub