import { BasePackWidget } from '../../basic';
export declare class DefaultCollapseWidget extends BasePackWidget {
    protected defaultAllInvisible: boolean;
    initialize(props: any): this;
    protected allKeys: string[] | undefined;
    setAllKeys(keys: string[]): void;
    protected activeKey: string | string[] | undefined;
    getActiveKey(): string | string[] | undefined;
    setActiveKey(key: string | string[] | undefined): void;
    onActiveKeyChange(key: string | string[]): void;
    get layout(): string | undefined;
    protected get expandAll(): boolean | undefined;
    protected get type(): string;
    protected get collapseMethod(): string;
    get accordion(): boolean | undefined;
    protected get expandIconPosition(): any;
    onExpandAll(): void;
    onCollapseAll(): void;
}
