import * as i0 from "@angular/core";
export declare class CuiAccordionDirective {
    private readonly renderer;
    private wrapper;
    readonly content: import("@angular/core").InputSignal<HTMLElement>;
    readonly isOpen: import("@angular/core").ModelSignal<boolean>;
    constructor();
    protected onToggle(event: Event): void;
    private initWrapperEffect;
    private initOpenChangesEffect;
    private open;
    private close;
    static ɵfac: i0.ɵɵFactoryDeclaration<CuiAccordionDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<CuiAccordionDirective, "[cuiAccordion]", never, { "content": { "alias": "content"; "required": true; "isSignal": true; }; "isOpen": { "alias": "isOpen"; "required": false; "isSignal": true; }; }, { "isOpen": "isOpenChange"; }, never, never, true, never>;
}