import * as React from 'react';
import { providers, client } from '@logilab/cwclientlibjs';
export declare type RelationOrAttribute = providers.EntityRelationSchema | providers.EntityAttributeSchema;
export interface SchemaNavigatorProps {
    schemaProvider: providers.RqlEntitySchemasLoader;
    handleError: (error: string) => void;
    showMetamodel: boolean;
    clientRql: client.CwRqlClient;
    entityTypeTextSearch: string;
    setEntityTypeTextSearch: (text: string) => void;
    relationsAndAttributesTextSearch: string;
    setRelationsAndAttributesTextSearch: (text: string) => void;
    linkedEntityTypeTextSearch: string;
    setLinkedEntityTypeTextSearch: (text: string) => void;
}
export declare function useSchemaNavigator({ schemaProvider, handleError, showMetamodel, clientRql, entityTypeTextSearch, setEntityTypeTextSearch, relationsAndAttributesTextSearch, setRelationsAndAttributesTextSearch, linkedEntityTypeTextSearch, setLinkedEntityTypeTextSearch, }: SchemaNavigatorProps): {
    schemaLoaded: boolean;
    filteredEntityTypes: providers.EntitySchema[];
    relations: {
        from: providers.EntityRelationSchema[];
        to: providers.EntityRelationSchema[];
    };
    attributes: providers.EntityAttributeSchema[];
    filteredLinkedEntityTypes: providers.EntitySchema[];
    selectedAttributeValues: any[] | null;
    selectedEntityTypeName: string | null;
    selectedRelationName: string | null;
    selectedAttributeName: string | null;
    selectedLinkedEntityTypeName: string | null;
    tempSelectedEntityTypeName: string | null;
    setTempEntityTypeName: React.Dispatch<React.SetStateAction<string | null>>;
    deselectTempEntityType: () => void;
    tempSelectedRelationOrAttributeName: string | null;
    setTempSelectedRelationOrAttribute: React.Dispatch<React.SetStateAction<string | null>>;
    deselectTempRelationOrAttribute: () => void;
};