API Reference > ui-framework > Frontstage > FrontstageManager > activeFrontstageDef activeFrontstageDef AccessorStaticReadOnly Gets the active FrontstageDef. If a Frontstage is not active, undefined is returned. get: FrontstageDef | undefined Returns - FrontstageDef | undefined Active FrontstageDef, or undefined if one is not active. Defined in ui/framework/src/ui-framework/frontstage/FrontstageManager.ts Line 274 Last Updated: 13 June, 2024