API Reference > ui-framework > Backstage > CommandLaunchBackstageItem CommandLaunchBackstageItem<SS> Class Backstage item that launches a Command Extends PureComponent<CommandLaunchBackstageItemProps, BackstageItemState> Methods Name Description constructor(props: CommandLaunchBackstageItemProps): CommandLaunchBackstageItem componentDidMount(): void componentDidUpdate(_prevProps: CommandLaunchBackstageItemProps): void componentWillUnmount(): void execute(): void render(): React.ReactNode Inherited methods Name Inherited from Description UNSAFE_componentWillMount(): void Optional DeprecatedLifecycle Called immediately before mounting occurs, and before Component#render. UNSAFE_componentWillReceiveProps(nextProps: Readonly<CommandLaunchBackstageItemProps>, nextContext: any): void Optional DeprecatedLifecycle Called when the component may be receiving new props. UNSAFE_componentWillUpdate(nextProps: Readonly<CommandLaunchBackstageItemProps>, nextState: Readonly<BackstageItemState>, nextContext: any): void Optional DeprecatedLifecycle Called immediately before rendering when new props or state is received. componentDidCatch(error: Error, errorInfo: ErrorInfo): void Optional ComponentLifecycle Catches exceptions generated in descendant components. componentWillMount(): void Optional DeprecatedLifecycle Called immediately before mounting occurs, and before Component#render. componentWillReceiveProps(nextProps: Readonly<CommandLaunchBackstageItemProps>, nextContext: any): void Optional DeprecatedLifecycle Called when the component may be receiving new props. componentWillUpdate(nextProps: Readonly<CommandLaunchBackstageItemProps>, nextState: Readonly<BackstageItemState>, nextContext: any): void Optional DeprecatedLifecycle Called immediately before rendering when new props or state is received. getSnapshotBeforeUpdate(prevProps: Readonly<CommandLaunchBackstageItemProps>, prevState: Readonly<BackstageItemState>): SS | null Optional NewLifecycle Runs before React applies the result of render to the document, and shouldComponentUpdate(nextProps: Readonly<CommandLaunchBackstageItemProps>, nextState: Readonly<BackstageItemState>, nextContext: any): boolean Optional ComponentLifecycle Called to determine whether the change in props and state should trigger a re-render. Defined in ui/framework/src/ui-framework/backstage/CommandLaunch.tsx Line 38 Last Updated: 13 June, 2024