import { Component, ReactNode } from 'react';
import { TabPane } from './tab-pane';
export declare type TabGroupLevel = 'container' | 'content';
export declare type TabSize = 'small' | 'large';
export interface TabGroupProps {
    className?: string;
    /**
     * Level of the tab group. Tab group with level `'container'` has a greater
     * padding and wider horizontal separator. Defaults to `'container'`.
     */
    level?: TabGroupLevel;
    /**
     * Id of the tab to be shown initially. Only valid when activeId is not set.
     */
    defaultActiveId?: string;
    /**
     * Pass in the active tab id to control the state from the outside of component
     */
    activeId?: string;
    headerSuffix?: ReactNode;
    size?: TabSize;
    /**
     * Called when tab is about to switch. If activeId is set, please change the
     * activeId value here to manually control the state.
     * @param pane TabPane about to switch to
     */
    onTabSwitch?(pane: TabPane): void;
}
export interface ITabGroup extends Component<TabGroupProps> {
}