fineui是帆软报表和BI产品线所使用的前端框架。
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# bi.expander
## 某个可以展开的节点,基类[BI.Widget](/core/widget.md)
7 years ago
{% method %}
[source](https://jsfiddle.net/fineui/2xavqk4k/)
{% common %}
```javascript
BI.createWidget({
type: "bi.expander",
element: "#wrapper",
el: {
type: "bi.icon_text_node",
cls: "pull-right-ha-font",
height: 25,
text: "Expander"
},
popup: {
items: [{
type: "bi.single_select_item",
height: 25,
text: "项目1",
value: 1
}, {
type: "bi.single_select_item",
height: 25,
text: "项目2",
value: 2
}]
}
});
```
{% endmethod %}
## API
##### 基础属性
| 参数 | 说明 | 类型 | 可选值 | 默认值
| :------ |:------------- | :-----| :----|:----
| el | 自定义下拉框trigger | object | — |{ }|
| trigger | 下拉列表的弹出方式 | string | click,hover | "click" |
| adjustLength | 弹出列表和trigger的距离 | number | — | 0 |
| toggle | 切换状态 | boolean | true,false | true |
| direction | 弹出列表和trigger的位置关系 | string | top | bottom | left | right | top,left | top,right | bottom,left | bottom,right | "bottom"|
| isDefaultInit | 是否默认初始化子节点 |boolean | true,false | false |
| popup | 弹出层 | object | — | { }|
| expanderClass | 展开类 | string | —| "bi-expander-popup" |
| hoverClass | hover类| string | — | "bi-expander-hover" |
## 对外方法
| 名称 | 说明 | 回调参数
| :------ |:------------- | :-----
| populate | 刷新列表 | items |
| setValue | 设置combo value值| v |
| getValue | 获取combo value值 | —|
| isViewVisible | 弹窗层是否可见 | —|
| showView | 显示弹出层| —|
| hideView | 隐藏弹出层| —|
| getView | 获取弹出层| —|
| getAllLeaves | 获取所有的叶子节点 | —|
| getNodeById | 根据id获取节点 | id |
| getNodeByValue | 根据value值获取节点 | value |
| isExpanded | 节点是否展开 | — |
| destroy | 销毁组件| — |
## 事件
| 名称 | 说明 |
| :------ |:------------- |
|BI.Expander.EVENT_TRIGGER_CHANGE | trigger发生改变触发 |
|BI.Expander.EVENT_CHANGE | 弹出层点击触发 |
|BI.Expander.EVENT_EXPAND | Expander展开触发 |
|BI.Expander.EVENT_COLLAPSE | Expander收起触发
|BI.Expander.EVENT_AFTER_INIT | Expander初始化后触发 |
|BI.Expander.EVENT_BEFORE_POPUPVIEW | 下拉列表弹出前触发 |
|BI.Expander.EVENT_AFTER_POPUPVIEW | 下拉列表弹出后触发 |
|BI.Expander.EVENT_BEFORE_HIDEVIEW | 下拉列表收起前触发 |
|BI.Expander.EVENT_AFTER_HIDEVIEW | 下拉列表收起后触发 |
---
7 years ago