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bee-tree-select

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# bee-tree-select [![npm version](https://img.shields.io/npm/v/bee-tree-select.svg)](https://www.npmjs.com/package/bee-tree-select) [![Build Status](https://img.shields.io/travis/tinper-bee/bee-tree-select/master.svg)](https://travis-ci.org/tinper-bee/bee-tree-select) [![Coverage Status](https://coveralls.io/repos/github/tinper-bee/bee-tree-select/badge.svg?branch=master)](https://coveralls.io/github/tinper-bee/bee-tree-select?branch=master) [![devDependency Status](https://img.shields.io/david/dev/tinper-bee/bee-tree-select.svg)](https://david-dm.org/tinper-bee/bee-tree-select#info=devDependencies) [![NPM downloads](http://img.shields.io/npm/dm/bee-tree-select.svg?style=flat)](https://npmjs.org/package/bee-tree-select) [![Average time to resolve an issue](http://isitmaintained.com/badge/resolution/tinper-bee/bee-tree-select.svg)](http://isitmaintained.com/project/tinper-bee/bee-tree-select "Average time to resolve an issue") [![Percentage of issues still open](http://isitmaintained.com/badge/open/tinper-bee/bee-tree-select.svg)](http://isitmaintained.com/project/tinper-bee/bee-tree-select "Percentage of issues still open") bee-tree-select 是树型选择控件,当select下拉框选项为树形结构时会用到该组件。例如层级之间的产品、学科系统、分类目录等等。 ## 依赖 - react >= 15.3.0 - react-dom >= 15.3.0 - prop-types >= 15.6.0 ## 使用方法 #### 组件引入 先进行下载TreeSelect包 ``` npm install --save bee-tree-select ``` 组件调用 ```js import React, { Component } from 'react'; import TreeSelect,{TreeNode} from 'bee-tree-select'; class Demo1 extends Component { state = { value: undefined, } onChange = (value) => { console.log(arguments); this.setState({ value }); } render () { return ( <TreeSelect showSearch style={{ width: 300 }} value={this.state.value} dropdownStyle={{ maxHeight: 400, overflow: 'auto' }} placeholder="Please select" allowClear treeDefaultExpandAll onChange={this.onChange} > <TreeNode value="parent 1" title="parent 1" key="0-1"> <TreeNode value="parent 1-0" title="parent 1-0" key="0-1-1"> <TreeNode value="leaf1" title="my leaf" key="random" /> <TreeNode value="leaf2" title="your leaf" key="random1" /> </TreeNode> <TreeNode value="parent 1-1" title="parent 1-1" key="random2"> <TreeNode value="sss" key="random3" /> </TreeNode> </TreeNode> </TreeSelect> ) } } ``` #### 样式引入 - 可以使用link引入dist目录下tree.css ``` <link rel="stylesheet" href="./node_modules/build/bee-tree-select.css"> ``` - 可以在js中import样式 ```js import "./node_modules/src/TreeSelect.scss" //或是 import "./node_modules/build/bee-tree-select.css" ``` ## API ### Tree props | 参数 | 说明 | 类型 | 默认值 | | --- | --- | --- | --- | | allowClear | 显示清除按钮 | boolean | false | | className | 自定义输入框样式名 | string | - | | defaultValue | 指定默认选中的条目 | string/string\[] | - | | disabled | 是否禁用 | boolean | false | | dropdownClassName | 下拉菜单的 className 属性 | string | - | | dropdownMatchSelectWidth | 下拉菜单和选择器同宽 | boolean | true | | dropdownStyle | 下拉菜单的样式 | object | - | | notFoundContent | 设定搜索不到数据显示的内容 | String | '无匹配结果' | | filterTreeNode | 是否根据输入项进行筛选,默认用 treeNodeFilterProp 的值作为要筛选的 TreeNode 的属性值 | boolean\|Function(inputValue: string, treeNode: TreeNode) (函数需要返回bool值) | Function | | getPopupContainer | 菜单渲染父节点。默认渲染到 body 上,如果你遇到菜单滚动定位问题,试试修改为滚动的区域,并相对其定位。 | Function(triggerNode) | () => document.body | | labelInValue | 是否把每个选项的 label 包装到 value 中,会把 value 类型从 `string` 变为 `{value: string, label: ReactNode, halfChecked(treeCheckStrictly 时有效): string[] }` 的格式 | boolean | false | | loadData | 异步加载数据 | function(node) | - | | multiple | 支持多选(当设置 treeCheckable 时自动变为true) | boolean | false | | placeholder | 选择框默认文字 | string | - | | searchPlaceholder | 搜索框默认文字 | string | - | | showCheckedStrategy | 定义选中项回填的方式。`TreeSelect.SHOW_ALL`: 显示所有选中节点(包括父节点). `TreeSelect.SHOW_PARENT`: 只显示父节点(当父节点下所有子节点都选中时). 默认只显示子节点. | enum{TreeSelect.SHOW_ALL, TreeSelect.SHOW_PARENT, TreeSelect.SHOW_CHILD } | TreeSelect.SHOW_CHILD | | showSearch | 在下拉中显示搜索框(仅在单选模式下生效) | boolean | false | | size | 选择框大小,可选 `large` `small` | string | 'default' | | treeCheckable | 显示 checkbox | boolean | false | | treeCheckStrictly | checkable 状态下节点选择完全受控(父子节点选中状态不再关联),会使得 `labelInValue` 强制为 true | boolean | false | | treeData | treeNodes 数据,如果设置则不需要手动构造 TreeNode 节点(value 在整个树范围内唯一) | array&lt;{value, label, children, [disabled, disableCheckbox, selectable]}>(如果定义了title,label会被title覆盖) | \[] | | treeDataSimpleMode | 使用简单格式的 treeData,具体设置参考可设置的类型 (此时 treeData 应变为这样的数据结构: [{id:1, pId:0, value:'1', label:"test1",...},...], `pId` 是父节点的 id) | false\|Array&lt;{ id: string, pId: string, rootPId: null }> | false | | treeDefaultExpandAll | 默认展开所有树节点 | boolean | false | | treeDefaultExpandedKeys | 默认展开的树节点 | string\[] | - | | treeNodeFilterProp | 输入项过滤对应的 treeNode 属性 | string | 'value' | | treeNodeLabelProp | 作为显示的 prop 设置 | string | 'title' | | value | 指定当前选中的条目 | string/string\[] | - | | onChange | 选中树节点时调用此函数 | function(value, label, extra) | - | | onSearch | 文本框值变化时回调 | function(value: string) | - | | onSelect | 被选中时调用 | function(value, node, extra) | - | ### TreeNode props > 建议使用 treeData 来代替 TreeNode,免去手工构造麻烦 | 参数 | 说明 | 类型 | 默认值 | | --- | --- | --- | --- | | disableCheckbox | 禁掉 checkbox | boolean | false | | disabled | 是否禁用 | boolean | false | | isLeaf | 是否是叶子节点 | boolean | false | | key | 此项必须设置(其值在整个树范围内唯一) | string | - | | title | 树节点显示的内容 | string\|ReactNode | '---' | | value | 默认根据此属性值进行筛选(其值在整个树范围内唯一) | string | - | #### 开发调试 ```sh $ npm install -g bee-tools $ git clone https://github.com/tinper-bee/bee-tree-select $ cd bee-tree-select $ npm install $ npm run dev ```