import * as i0 from "@angular/core";
export declare class GtrFormSelectDirective {
    /**
     * Size the component small or large.
     */
    sizing?: '' | 'sm' | 'lg' | string;
    /**
     * Set component validation state to valid.
     * @type {boolean | undefined}
     */
    valid?: boolean;
    get hostClasses(): any;
    constructor();
    static ɵfac: i0.ɵɵFactoryDeclaration<GtrFormSelectDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<GtrFormSelectDirective, "select[gtrSelect]", never, { "sizing": { "alias": "sizing"; "required": false; }; "valid": { "alias": "valid"; "required": false; }; }, {}, never, never, true, never>;
}