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href="/fes.js/ui/checkbox.html" class="sidebar-link">Checkbox 多选</a></li><li><a href="/fes.js/ui/datePicker.html" class="sidebar-link">DatePicker 日期选择器</a></li><li><a href="/fes.js/ui/timePicker.html" class="sidebar-link">TimePicker 时间选择</a></li><li><a href="/fes.js/ui/switch.html" class="sidebar-link">Switch 开关</a></li><li><a href="/fes.js/ui/form.html" class="sidebar-link">Form 表单</a></li><li><a href="/fes.js/ui/upload.html" class="sidebar-link">Upload 上传</a></li><li><a href="/fes.js/ui/backTop.html" class="sidebar-link">BackTop 回到顶部</a></li><li><a href="/fes.js/ui/draggable.html" class="sidebar-link">Draggable 拖拽</a></li><li><a href="/fes.js/ui/split.html" class="sidebar-link">split 分割面板</a></li></ul></section></li></ul> </aside> <main class="page"> <div class="theme-default-content content__default"><h1 id="tree-树形控件"><a href="#tree-树形控件" class="header-anchor">#</a> Tree 树形控件</h1> <h2 id="概述"><a href="#概述" class="header-anchor">#</a> 概述</h2> <p>文件夹、组织架构、生物分类、国家地区等等，世间万物的大多数结构都是树形结构。使用树控件可以完整展现其中的层级关系，并具有展开收起选择等交互功能。</p> <h2 id="代码示例"><a href="#代码示例" class="header-anchor">#</a> 代码示例</h2> <!----> <h2 id="api"><a href="#api" class="header-anchor">#</a> API</h2> <h3 id="tree-props"><a href="#tree-props" class="header-anchor">#</a> Tree Props</h3> <table><thead><tr><th style="text-align:left;">属性</th> <th style="text-align:left;">说明</th> <th style="text-align:left;">类型</th> <th style="text-align:left;">默认值</th></tr></thead> <tbody><tr><td style="text-align:left;">data</td> <td style="text-align:left;">可嵌套的节点属性的数组，生成 tree 的数据</td> <td style="text-align:left;">Array</td> <td style="text-align:left;">Array</td></tr> <tr><td style="text-align:left;">data.name</td> <td style="text-align:left;">节点名称</td> <td style="text-align:left;">String</td> <td style="text-align:left;">null</td></tr> <tr><td style="text-align:left;">data.expand</td> <td style="text-align:left;">是否展开子节点</td> <td style="text-align:left;">Boolean</td> <td style="text-align:left;">false</td></tr> <tr><td style="text-align:left;">data.selected</td> <td style="text-align:left;">是否选中子节点</td> <td style="text-align:left;">Boolean</td> <td style="text-align:left;">false</td></tr> <tr><td style="text-align:left;">data.checked</td> <td style="text-align:left;">是否勾选(如果勾选，子节点也会全部勾选)</td> <td style="text-align:left;">Boolean</td> <td style="text-align:left;">false</td></tr> <tr><td style="text-align:left;">data.children</td> <td style="text-align:left;">子节点属性数组</td> <td style="text-align:left;">Array</td> <td style="text-align:left;">null</td></tr> <tr><td style="text-align:left;">multiple</td> <td style="text-align:left;">是否支持多选</td> <td style="text-align:left;">Boolean</td> <td style="text-align:left;">false</td></tr> <tr><td style="text-align:left;">inline</td> <td style="text-align:left;">底层节点是否横向排列</td> <td style="text-align:left;">Boolean</td> <td style="text-align:left;">true</td></tr> <tr><td style="text-align:left;">loadData</td> <td style="text-align:left;">加载数据</td> <td style="text-align:left;">Function</td> <td style="text-align:left;">null</td></tr> <tr><td style="text-align:left;">twiceClickSelected</td> <td style="text-align:left;">当节点被选中时，再次点击是否继续选中</td> <td style="text-align:left;">Boolean</td> <td style="text-align:left;">false</td></tr></tbody></table> <h3 id="tabs-events"><a href="#tabs-events" class="header-anchor">#</a> Tabs Events</h3> <table><thead><tr><th style="text-align:left;">事件名</th> <th style="text-align:left;">说明</th> <th style="text-align:left;">返回值</th></tr></thead> <tbody><tr><td style="text-align:left;">on-select-change</td> <td style="text-align:left;">点击节点时触发</td> <td style="text-align:left;">(node)</td></tr> <tr><td style="text-align:left;">on-check-change</td> <td style="text-align:left;">点击节点前的复选框时触发</td> <td style="text-align:left;">([node, node])</td></tr></tbody></table></div> <footer class="page-edit"><!----> <div class="last-updated"><span class="prefix">上次编辑时间:</span> <span 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