import { GenesisElement } from '@genesislcap/web-core';
import { Combinator, Config, ModelGroup, Styles } from '../../types';
/**
 * Group node used inside expression-builder.
 * @beta
 *
 * @fires add-rule - Bubbled when adding a child rule
 * @fires add-group - Bubbled when adding a child group
 * @fires del-group - Bubbled when deleting this group
 * @fires update-group - Bubbled when combinator changes
 */
export declare class ExpressionGroup extends GenesisElement {
    config: Config;
    styles?: Styles;
    model: ModelGroup;
    index: number;
    connectedCallback(): void;
    get allowAddRule(): boolean;
    get allowAddGroup(): boolean;
    dispatchAddRule(event: Event): void;
    dispatchAddGroup(event: Event): void;
    dispatchDeleteGroup(event: Event): void;
    handleCombinatorChange(event: Event): void;
    handleCustomCombinatorChange(event: Event): void;
    private updateCombinator;
    dispatchGroupDataUpdated(combinator: Combinator): void;
}
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