import * as i0 from "@angular/core";
export declare class TuiDropdownA11y {
    private readonly id;
    private readonly host;
    private readonly dropdown;
    readonly tuiDropdownRole: import("@angular/core").InputSignal<string>;
    protected readonly sync: import("@angular/core").EffectRef;
    static ɵfac: i0.ɵɵFactoryDeclaration<TuiDropdownA11y, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<TuiDropdownA11y, "[tuiDropdownA11y]", never, { "tuiDropdownRole": { "alias": "tuiDropdownRole"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}