import * as i0 from "@angular/core";
export declare type NzButtonGroupSize = 'large' | 'default' | 'small';
export declare class NzButtonGroupComponent {
    nzSize: NzButtonGroupSize;
    static ɵfac: i0.ɵɵFactoryDef<NzButtonGroupComponent>;
    static ɵcmp: i0.ɵɵComponentDefWithMeta<NzButtonGroupComponent, "nz-button-group", ["nzButtonGroup"], { "nzSize": "nzSize"; }, {}, never>;
}
