import type { PropType } from 'vue';
declare const _default: import("vue").DefineComponent<{
    prefixCls: {
        type: StringConstructor;
    };
    helpMessage: {
        type: PropType<string | string[]>;
        default: string;
    };
    title: {
        type: StringConstructor;
    };
    show: {
        type: BooleanConstructor;
    };
    canExpan: {
        type: BooleanConstructor;
    };
}, unknown, unknown, {}, {}, import("vue").ComponentOptionsMixin, import("vue").ComponentOptionsMixin, "expand"[], "expand", import("vue").VNodeProps & import("vue").AllowedComponentProps & import("vue").ComponentCustomProps, Readonly<{
    prefixCls?: unknown;
    helpMessage?: unknown;
    title?: unknown;
    show?: unknown;
    canExpan?: unknown;
} & {
    helpMessage: string | string[];
    show: boolean;
    canExpan: boolean;
} & {
    prefixCls?: string | undefined;
    title?: string | undefined;
}> & {
    onExpand?: ((...args: any[]) => any) | undefined;
}, {
    helpMessage: string | string[];
    show: boolean;
    canExpan: boolean;
}>;
export default _default;