OptionalextExtensions a producer wrote on the control's own properties, as markup.
OptionalformThe control's own properties as the file spelled them, less the ones modeled.
OptionalitemsThe items held by the control itself.
OptionallinkedThe address of the cell the control writes its state to.
OptionallistThe address of the range the items come from.
OptionalmacroThe name of the macro the control runs when used.
OptionalpropsThe control's placement properties as the file spelled them, less the ones modeled and the anchor, which is the movable's own.
OptionalselectedThe index of the chosen item. Absent when none is.
OptionalshapeThe id of the shape that draws this control.
OptionalxmlAnything a producer wrote inside the placement properties besides the anchor, as markup. Empty for every file seen so far.
What every kind saves. Each facet and each kind adds its own fields.