import { ModelRef } from 'vue';
/**
 * listData
 */
export type ListDataItem = {
    id: number;
    url: string;
};
/**
 * props beforeRead
 */
export type BeforeRead = (item: File[]) => boolean;
/**
 * props bfterRead
 */
export type BfterRead = (arr: File[]) => boolean;
/**
 * props beforeDelete
 */
export type BeforeDelete = (item: ListDataItem) => boolean;
/**
 * emits
 */
export interface Emits {
    (event: 'change', list: ListDataItem[]): void;
}
/**
 * props
 */
export interface Props {
    /**
     * 图片是否可预览
     */
    preview?: boolean;
    /**
     * 最大上传数量
     */
    maxCount?: number;
    /**
     * 文件大小设置
     */
    maxSize?: number;
    /**
     * 是否多选
     */
    multiple?: boolean;
    /**
     * 是否展示删除按钮
     */
    deletable?: boolean;
    /**
     * 禁止状态
     */
    disabled?: boolean;
    /**
     * 文件读取前钩子函数
     */
    beforeRead?: BeforeRead;
    /**
     * 文件读取完钩子函数
     */
    afterRead?: BfterRead;
    /**
     * 文件删除前钩子函数
     */
    beforeDelete?: BeforeDelete;
}
/**
 * useHandler
 */
export declare namespace USEHandler {
    interface Option {
        props: Readonly<Required<Props>>;
        emit: Emits;
        listData: ModelRef<ListDataItem[]>;
    }
}