API Reference > ui-framework > Item > CommandItemDef CommandItemDef Class An Item that executes a Command. Extends ActionButtonItemDef Methods Name Description constructor(commandItemProps: CommandItemProps, onItemExecuted?: OnItemExecutedFunc): CommandItemDef Inherited methods Name Inherited from Description execute(): void ActionButtonItemDef Called when the action button is invoked by a click or touch getDimension(orientation: Orientation): number ActionButtonItemDef Determines the dimension in a given orientation handleSizeKnown(size: SizeProps): void ActionButtonItemDef Called when the size of the action button is initialized and the size is known setDescription(v: string | ConditionalStringValue | StringGetter): void ActionButtonItemDef Set the description. setLabel(v: string | ConditionalStringValue | StringGetter): void ActionButtonItemDef Set the label. setTooltip(v: string | ConditionalStringValue | StringGetter): void ActionButtonItemDef Set the tooltip. initializeDef(me: ItemDefBase, itemProps: ItemProps): void Static ActionButtonItemDef Properties Name Type Description commandId string commandIdPrefix Static string id Accessor ReadOnly string Inherited properties Name Type Inherited from Description _commandHandler Protected undefined | CommandHandler ActionButtonItemDef Command Handler for the action button applicationData undefined | any ActionButtonItemDef badgeType undefined | BadgeType ActionButtonItemDef defaultButtonSize Static number ActionButtonItemDef The default button size for all action buttons description Accessor ReadOnly string ActionButtonItemDef Get the description string iconElement undefined | ReactNode ActionButtonItemDef iconSpec undefined | IconSpec ActionButtonItemDef isActive Accessor boolean ActionButtonItemDef isDisabled boolean | ConditionalBooleanValue ActionButtonItemDef isEnabled boolean ActionButtonItemDef isHidden boolean | ConditionalBooleanValue ActionButtonItemDef isPressed boolean ActionButtonItemDef isVisible boolean ActionButtonItemDef label Accessor ReadOnly string ActionButtonItemDef Get the label string parameters undefined | any ActionButtonItemDef Parameters passed to the Command Handler rawLabel Accessor ReadOnly string | ConditionalStringValue | StringGetter ActionButtonItemDef Get the label string size undefined | SizeProps ActionButtonItemDef Size of the action button, as set by handleSizeKnown stateFunc undefined | (state: Readonly<BaseItemState>) => BaseItemState ActionButtonItemDef stateSyncIds string[] ActionButtonItemDef tooltip Accessor ReadOnly string ActionButtonItemDef Get the tooltip string trayId Accessor ReadOnly undefined ActionButtonItemDef Defined in ui/framework/src/ui-framework/shared/CommandItemDef.ts Line 16 Last Updated: 12 June, 2024