Excalibur Software PropertyList 3.0
ExpandedProperty Expanded As Boolean
Description
Returns/sets whether this item is expanded or collapsed.
This property is only applicable to Header items.
Remarks
If Expanded is set to False, all items after the Header item
in question, leading up to (but not including) the next Header
item, will not be displayed in the PropertyList. Otherwise,
all items after the Header item
in question, leading up to (but not including) the next Header
item, will be visible to the user.