fineui是帆软报表和BI产品线所使用的前端框架。
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# bi.custom_tree
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## 自定义树,基类[BI.Widget](/core/widget.md)
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{% method %}
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[source](https://jsfiddle.net/fineui/gesh31xg/)
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{% common %}
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```javascript
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BI.createWidget({
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type: "bi.custom_tree",
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el: {
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type: "bi.button_tree",
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chooseType: 0,
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layouts: [{
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type: "bi.vertical",
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hgap: 30
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}]
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},
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items: [{
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id: -1,
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pId: -2,
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value: "根目录",
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open: true,
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type: "bi.plus_group_node",
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height: 25
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},
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{
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id: 1,
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pId: -1,
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value: "第一级目录1",
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type: "bi.plus_group_node",
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height: 25
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},
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{
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id: 11,
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pId: 1,
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value: "第二级文件1",
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type: "bi.single_select_item",
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height: 25
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}]
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});
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```
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{% endmethod %}
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## API
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##### 基础属性
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| 参数 | 说明 | 类型 | 可选值 | 默认值
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| :------ |:------------- | :-----| :----|:----
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| items | 子组件数组 | array | — | [ ] |
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| itemsCreator| 子组件构造器 | object | — | { } |
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| expander | popup组件 | object | — | {el: {},popup: {type: "bi.custom_tree"}}|
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| el | 当前元素 | object | — | {type: "bi.button_tree",chooseType: 0,layouts: [{type: "bi.vertical"}]}|
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## 对外方法
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| 名称 | 说明 | 回调参数
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| :------ |:------------- | :-----
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| populate | 刷新列表 | nodes|
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| getAllButtons | 获取所有button |—|
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| getAllLeaves | 获取所有的叶子节点 | —|
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| getNodeById | 根据id获取节点 | id |
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| getNodeByValue | 根据value值获取节点 | value |
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---
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