import type { Ref, ComputedRef } from 'vue';
import type { TSearchFormProps } from './props';
import type { IAnyObject } from '@d-render/shared';
export declare const useExpand: (props: TSearchFormProps, gridCount: Ref<number>, searchFormProps: ComputedRef<IAnyObject>) => {
    isExpand: Ref<boolean>;
    toggleExpand: () => void;
    spanSum: ComputedRef<number>;
    haveExpand: ComputedRef<boolean>;
    showFieldList: ComputedRef<IFormConfig[]>;
    lastRowSpan: ComputedRef<IFormConfig>;
};