import { ActionContextKey } from '@comunica/core';
import type { BindingsOrder, IDetermineChangesEvents, ISourceWatchEventEmitter, MatchOptions } from '@incremunica/types';
/**
 * When adding entries to this file, also add a shortcut for them in the contextKeyShortcuts TSDoc comment in
 * ActorIniQueryBase in @comunica/actor-init-query if it makes sense to use this entry externally.
 * Also, add this shortcut to IQueryContextCommon in @comunica/types.
 */
export declare const KeysDetermineChanges: {
    /**
     * Events sent by the determine-changes actor.
     */
    events: ActionContextKey<IDetermineChangesEvents>;
};
export declare const KeysStreamingSource: {
    matchOptions: ActionContextKey<MatchOptions[]>;
};
export declare const KeysBindings: {
    isAddition: ActionContextKey<boolean>;
    order: ActionContextKey<BindingsOrder>;
};
export declare const KeysSourceWatch: {
    pollingPeriod: ActionContextKey<number>;
    deferredEvaluationTrigger: ActionContextKey<ISourceWatchEventEmitter>;
};
export declare const KeysGraphQLSource: {
    /**
     * The GraphQL schema linked to the source
     */
    schema: ActionContextKey<string>;
    /**
     * The LD-context for that source
     */
    context: ActionContextKey<Record<string, string>>;
};