API Reference > ui-framework > Frontstage > ModalFrontstageInfo > notifyCloseRequest notifyCloseRequest notifyCloseRequest: undefined | boolean Set notifyCloseRequest to true on stages that register to listen for onCloseModalFrontstageRequestedEvent so that the stage can save unsaved data before closing. Used by the ModalSettingsStage. Defined in ui/framework/src/ui-framework/frontstage/FrontstageManager.ts Line 166 Last Updated: 29 November, 2022