/**
 * @license
 * Copyright 厦门乾元盛世科技有限公司 All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file.
 */
import { ElementRef, Renderer } from '@angular/core';
export declare class InputGroup {
    private renderer;
    private elementRef;
    /** 样式前缀 */
    prefixCls: string;
    /** 控件大小。注：标准表单内的输入框大小限制为 `large`。可选 `large` `default` `small`。 */
    size: 'large' | 'default' | 'small';
    /** 是否用紧凑模式，默认为 false */
    compact: boolean;
    /** 用户CSS样式 */
    class: string;
    constructor(renderer: Renderer, elementRef: ElementRef);
    /** 样式 */
    readonly classes: string;
}