|  | Class | Description | 
|---|
|  | CommandItemLayout | Provides the serializable data required for laying out a CommandBar component Command. | 
|  | CommandItemLayoutCollection | Provides the serializable data for the collection of CommandBarLayouts. | 
|  | CommandLayout | Provides the serializable data required for laying out a Command object. | 
|  | CommandLayoutCollection | Provides the serializable data for the collection of commands. | 
|  | CreateDataItem | Provides a serializable version of the constructor parameter information. | 
|  | LicenseLayout | Provides the serializable data required for specifying an application license. | 
|  | LicenseLayoutCollection | Provides the serializable data for the collection of LicenseLayout objects. |