import { MoreActionItemFactory, MoreActionsPropItem } from '../../components/MoreActions/MoreActionsBase';
/**
 * Pushes factory in the list of more actions with the condition that it does not already exist.
 * Does not modify the original items array.
 */
export declare function pushFactoryIfNotExists(items: MoreActionsPropItem[] | undefined, factory: MoreActionItemFactory): MoreActionsPropItem[] | undefined;
export declare function pushFactoryIfNotExistsOrAddToTopOfGroup(items: MoreActionsPropItem[] | MoreActionsPropItem[][] | undefined, factory: MoreActionItemFactory | undefined): MoreActionsPropItem[] | MoreActionsPropItem[][] | undefined;
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