import { TypedEvent } from '@node-projects/base-custom-webcomponent';
import { IDesignContext } from './IDesignContext.js';
export declare class DesignContext implements IDesignContext {
    imports: string[];
    npmPackages: string[];
    extensionOptions: {
        [key: string]: any;
        gridExtensionShowOverlay: boolean;
        flexboxExtensionShowOverlay: boolean;
        invisibleElementExtensionShowOverlay: boolean;
        enableStylesheetService: boolean;
        basicStackedToolbarExtensionShowOverlay: boolean;
        simulateHoverOnHover: boolean;
        selectUnhitableElements: boolean;
    };
    extensionOptionsChanged: TypedEvent<void>;
}