# Interface: AppViewProps AppViewProps ### Hierarchy - `ComponentProps` ↳ **`AppViewProps`** ### Properties #### appViewService • `Optional` **appViewService**: [`AppViewService`](../classes/appviewservice/) The AppViewService instance ------------------------------------------------------------------------ #### bus • `Optional` **bus**: `EventBus` The event bus ------------------------------------------------------------------------ #### unitsSettingManager • `Optional` **unitsSettingManager**: `UnitsSettingsManager` the units setting manager ------------------------------------------------------------------------ #### efbSettingsManager • `Optional` **efbSettingsManager**: `EfbSettingsManager` the general setting manager ------------------------------------------------------------------------ #### children • `Optional` **children**: `DisplayChildren`\[\] The children of the display component. {{< fake-header "5" "Inherited from" >}} ComponentProps.children ------------------------------------------------------------------------ #### ref • `Optional` **ref**: `NodeReference`<`any`> A reference to the display component. {{< fake-header "5" "Inherited from" >}} ComponentProps.ref