Returns or sets the priority of a command bar control. A control's priority determines whether the control can be dropped from a docked command bar if the command bar controls can't fit in a single row. Read/write Long.
Remarks
Valid priority numbers are 0 (zero) through 7. A priority of 1 means that the control cannot be deleted from a toolbar. Other priority values are ignored.
The Priority property is not used by command bar controls that are menu items.