mirror of
https://gitee.com/element-plus/element-plus.git
synced 2024-12-14 09:20:51 +08:00
575835a2f8
* docs(components): use `script setup` replace `defineComponent` * docs(components): use setup sugar simplify `checkbox` demo * docs(components): use setup sugar simplify `collapse` demo * docs(components): use setup sugar simplify `color-picker` demo * docs(components): use setup sugar simplify `config-provider` demo * docs(components): use setup sugar simplify `container` demo * docs(components): use setup sugar simplify `date-picker` demo * docs(components): use setup sugar simplify `datetime-picker` demo * docs(components): use setup sugar simplify `dialog` demo * docs(components): use setup sugar simplify `drawer` demo * docs(components): use setup sugar simplify `dropdown` demo * docs(components): use setup sugar simplify `image` demo * docs(components): use setup sugar simplify `infinite-scroll` demo * docs(components): use setup sugar simplify `input-number` demo * docs(components): use setup sugar simplify `loading` demo * docs(components): use setup sugar simplify `menu` demo * docs(components): use setup sugar simplify `message` demo * docs(components): use setup sugar simplify `message-box` demo * docs(components): use setup sugar simplify `notification` demo * docs(components): use setup sugar simplify `page-header` demo * docs(components): use setup sugar simplify `pagination` demo * docs(components): use setup sugar simplify `popover` demo * docs(components): use setup sugar simplify `progress` demo * docs(components): use setup sugar simplify `radio` demo * docs(components): use setup sugar simplify `rate` demo * docs(components): use setup sugar simplify `scrollbar` demo * docs(components): use setup sugar simplify `select` demo * docs(components): use setup sugar simplify `select-v2` demo * docs(components): use setup sugar simplify `skeleton` demo * docs(components): use setup sugar simplify `slider` demo * docs(components): use setup sugar simplify `space` demo * docs(components): use setup sugar simplify `step` demo * docs(components): use setup sugar simplify `switch` demo * docs(components): use setup sugar simplify `tabs` demo * docs(components): use setup sugar simplify `tag` demo * docs(components): use setup sugar simplify `time-picker` demo * docs(components): use setup sugar simplify `time-select` demo * docs(components): use setup sugar simplify `timeline` demo * docs(components): use setup sugar simplify `tooltip` demo * docs(components): use setup sugar simplify `transfer` demo * docs(components): use setup sugar simplify `transition` demo * docs(components): use setup sugar simplify `tree` demo * docs(components): use setup sugar simplify `table` demo * docs(components): Escape character * docs(components): use setup sugar simplify `tree-v2` demo * docs(components): use setup sugar simplify `upload` demo * docs(components): use `ref` to replace `reactive` * docs(ci): use `playground` to replace `codepen` * docs(ci): change icon from `codepen` to `ep` * docs(components): `sass` to `css` * fix(components): add button CssVar * docs(ci): change `Edit in Codepen.io` to `Edit in Playground` * docs(ci): add vitepress i18
66 lines
1.4 KiB
Vue
66 lines
1.4 KiB
Vue
<template>
|
|
<el-tree-v2
|
|
:data="data"
|
|
:height="208"
|
|
:props="props"
|
|
show-checkbox
|
|
:default-checked-keys="defaultCheckedKeys"
|
|
:default-expanded-keys="defaultExpandedKeys"
|
|
></el-tree-v2>
|
|
</template>
|
|
<script lang="ts" setup>
|
|
import { ref } from 'vue'
|
|
|
|
interface Tree {
|
|
id: string
|
|
label: string
|
|
children?: Tree[]
|
|
}
|
|
|
|
const getKey = (prefix: string, id: number) => {
|
|
return `${prefix}-${id}`
|
|
}
|
|
|
|
const createData = (
|
|
maxDeep: number,
|
|
maxChildren: number,
|
|
minNodesNumber: number,
|
|
deep = 1,
|
|
key = 'node'
|
|
): Tree[] => {
|
|
let id = 0
|
|
return new Array(minNodesNumber).fill(deep).map(() => {
|
|
const childrenNumber =
|
|
deep === maxDeep ? 0 : Math.round(Math.random() * maxChildren)
|
|
const nodeKey = getKey(key, ++id)
|
|
return {
|
|
id: nodeKey,
|
|
label: nodeKey,
|
|
children: childrenNumber
|
|
? createData(maxDeep, maxChildren, childrenNumber, deep + 1, nodeKey)
|
|
: undefined,
|
|
}
|
|
})
|
|
}
|
|
|
|
const props = {
|
|
value: 'id',
|
|
label: 'label',
|
|
children: 'children',
|
|
}
|
|
const data = createData(4, 30, 40)
|
|
const checkedKeys: string[] = []
|
|
const expanedKeys: string[] = []
|
|
for (let i = 0; i < data.length; ++i) {
|
|
const children = data[i].children
|
|
if (children) {
|
|
expanedKeys.push(data[i].id)
|
|
checkedKeys.push(children[0].id)
|
|
break
|
|
}
|
|
}
|
|
|
|
const defaultCheckedKeys = ref(checkedKeys)
|
|
const defaultExpandedKeys = ref(expanedKeys)
|
|
</script>
|