import React from 'react';
import { StandardProps, RegularAttributes } from '../@types/common';
import { GetTableConsumerProps } from '../Table/Props';
import { AbsoluteProps } from '../AnimationList/Props';
export declare type TriggerType = 'click' | 'hover';
export declare type DropdownItem = DropdownNode | React.ReactNode;
/**
 * @title DropdownData
 * @cn data 选项有三种情况：\n  为 ReactElement 时，直接显示此元素；\n  为 object 且设置了 renderItem，显示 renderItem 返回的内容；\n  为 object 且未设置 renderItem，按以下数据结构处理。
 * @en If data item is a ReactElement, render the item;\nIf data item is an object and renderItem is set, render the renderItem's result;\nif data item is an object and renderItem is not set, handle the parameters as follows;
 */
export interface DropdownNode {
    /**
     * @en When the url is not empty, a url will be rendered.
     * @cn url属性不为空时，render为一个链接
     */
    url?: string;
    /**
     * @en It is valid when the url is not empty.
     * @cn url 不为空时有效
     */
    target?: string;
    /**
     * @en Disabled
     * @cn 禁用
     */
    disabled?: boolean;
    /**
     * @en element
     * @cn 默认从content获取内容
     */
    content?: React.ReactNode;
    /**
     * @en childNode
     * @cn 子节点
     */
    children?: DropdownNode[];
    /**
     * @en click event
     * @cn 点击事件
     */
    onClick?: (data: DropdownNode) => void;
    [key: string]: any;
}
export interface ItemProps {
    data: DropdownItem;
    itemClassName: string;
    width: DropdownProps['width'];
    onClick: DropdownProps['onClick'];
    columns: DropdownProps['columns'];
    renderItem: ((data: any) => React.ReactNode) | string;
}
export interface SimpleDropdownProps extends StandardProps, Pick<AbsoluteProps, 'absolute'> {
    /**
     * @inner 内部属性
     */
    isSub?: boolean;
    /**
     * @en Display multiple elements on the page. This property depends on the width attribute. Please set the number of columns and width appropriately.
     * @cn 页面多元素展示,此属性需要依赖width属性,请合理的设置列数和宽度
     */
    columns?: number;
    /**
     * @en same as [Button](/components/Button)
     * @cn 同 [Button](/components/Button)
     * @default false
     */
    outline?: boolean;
    /**
     * @en Specifies the dropdown should be disabled
     * @cn 禁用
     * @default false
     */
    disabled?: boolean;
    /**
     * @en Specifies the dropdown should be disabled
     * @cn 是否开启动画
     * @default true
     */
    animation?: boolean;
    /**
     * @en data of dropdown; See the detail in the DropdownNode
     * @cn 下拉数据 详见 DropdownData
     * @default []
     * @override object[]
     */
    data: DropdownItem[];
    /**
     * @en Toggle mode
     * @cn 触发方式
     * @default 'click'
     */
    trigger?: TriggerType;
    /**
     * @en Displayed content of the button
     * @cn 按钮显示内容
     */
    placeholder?: React.ReactNode;
    /**
     * @en same as [Button](/components/Button)
     * @cn 同 [Button](/components/Button)
     * @default 'default'
     * @override union
     */
    size?: RegularAttributes.Size;
    /**
     * @en type of Dropdown
     * @cn 类型
     * @override union
     * @default 'default'
     */
    type?: RegularAttributes.Type | 'link';
    /**
     * @en The click event. The parameter is the rendered data. <br /> Note: if the onClick is set in the data, this method will be ignored and data.onclick will be called.
     * @cn 点击事件。参数为渲染的数据,注: 如果数据内设置了onClick，会忽略此方法，调用data.onClick
     */
    onClick?: (data: any) => void;
    /**
     * @en The width of the pop-up option layer
     * @cn 弹出选项层的宽度
     */
    width?: number;
    /**
     * @en Set position property can control the direction and position of the drop-down menu
     * @cn 弹出的方向和位置
     * @default 'auto'
     */
    position?: 'left-top' | 'left-bottom' | 'right-top' | 'right-bottom' | 'top-right' | 'top-left' | 'bottom-right' | 'bottom-left' | 'auto';
    /**
     * @en Set the displayed content. If it is a string,  the corresponding value will be displayed. \n If it is a function, the return value will be displayed and its parameter is the current data.
     * @cn 设置显示的内容,如果是字符串,则为对应的值。如果是函数,则返回值为显示的内容,参数为当条数据
     */
    renderItem?: ((data: any) => React.ReactNode) | string;
    /**
     * @en Set visible of cascader popup
     * @cn 控制浮层显隐
     */
    open?: boolean;
    /**
     * @en options collapse callback
     * @cn 下拉列表展开/收起回调
     */
    onCollapse?: (collapse: boolean) => void;
}
/**
 * @title DropDown
 */
export declare type DropdownProps = GetTableConsumerProps<SimpleDropdownProps>;
export declare class DropdownClass extends React.Component<DropdownProps, {}> {
    render(): JSX.Element;
}
export declare type DropdownType = typeof DropdownClass;