/**
 * 通用 dataSource 解析，
 * Tree/Combo/Grid/PageList ... 都会从这里解析
 */
export declare function dataSourceReload(ctl: any, extraParam?: any, _successCb?: Function, successCallback?: (data: any[]) => void, failCallback?: (msg: any) => void): Promise<any>;
export interface DataSourceParam {
    /**
     * 额外附加的参数
     */
    extraParam?: any;
    /**
     * 成功后额外的调用
     */
    _successCb?: Function;
    /**
     * 设置响应成功的数据
     */
    successCallback: (data: any[]) => void;
    /**
     * 设置响应失败
     * @param msg 错误消息（可以为空）
     */
    failCallback: (msg?: string) => void;
}
export interface DataSourceBefore extends DataSourceParam {
    /**
     * 取消下一步的请求
     */
    cancel: () => void;
}
/**
 * 方法作为数据源
 */
export declare type DataSourceFunction<T> = (sender: T, option: DataSourceParam) => void;
/**
 * Ajax 数据源
 */
export interface DataSourceAjax<T> {
    url: string;
    method: string;
    params?: {
        [key: string]: (() => any) | any;
    };
}
/**
 * Sql 数据源
 */
export interface DataSourceSql<T> {
    sqlId: string;
    db: string;
    params?: {
        [key: string]: (() => any) | any;
    };
}
/**
 * 数据源配置
 */
export declare type DataSourceHelper<T> = DataSourceFunction<T> | DataSourceAjax<T> | DataSourceSql<T>;
/**
 * 数据抽取之前的设置
 */
export declare type OnBeforeDataLoad<T> = (sender: T, option: DataSourceBefore) => void;
/**
 * 数据加载完成之后的回调
 */
export declare type OnDataLoadComplete<T> = (sender: T) => void;