import * as i0 from "@angular/core";
export declare class DropdownHeaderDirective {
    constructor();
    get hostClasses(): any;
    static ɵfac: i0.ɵɵFactoryDeclaration<DropdownHeaderDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<DropdownHeaderDirective, "[cDropdownHeader]", never, {}, {}, never, never, false>;
}