mirror of
https://gitee.com/xuliangzhan_admin/vxe-table.git
synced 2026-01-21 05:27:57 +08:00
42 lines
1.3 KiB
Vue
42 lines
1.3 KiB
Vue
<template>
|
||
<div>
|
||
<p>虚拟滚动渲染，加载 1 万行 1 万列</p>
|
||
<p>大数据不建议使用双向绑定的 <table-api-link name="data"/> 属性（vue 监听会大数据会短暂的卡顿），建议使用 <table-api-link prop="loadData"/>/<table-api-link prop="loadColumn"/> 函数</p>
|
||
<p class="red">注意：如果要启用横向虚拟滚动，所有的列宽度必须一致，否则无法兼容</p>
|
||
|
||
<vxe-grid
|
||
border
|
||
show-overflow
|
||
show-header-overflow
|
||
ref="xTable"
|
||
height="300"
|
||
:loading="loading"
|
||
:select-config="{checkField: 'checked'}"
|
||
:optimization ="{scrollY: {gt: 500, oSize: 10, rSize: 30}}">
|
||
</vxe-grid>
|
||
</div>
|
||
</template>
|
||
|
||
<script>
|
||
export default {
|
||
data () {
|
||
return {
|
||
loading: false
|
||
}
|
||
},
|
||
created () {
|
||
this.loading = true
|
||
setTimeout(() => {
|
||
let tableData = window.MOCK_DATA_LIST.slice(0, 10000)
|
||
let tableColumn = window.MOCK_COLUMN_LIST.slice(0, 10000).map(item => Object.assign({}, item, { fixed: undefined }))
|
||
// 阻断 vue 对大数组的双向绑定，大数据性能翻倍提升
|
||
if (this.$refs.xTable) {
|
||
this.$refs.xTable.loadColumn(tableColumn)
|
||
this.$refs.xTable.loadData(tableData)
|
||
}
|
||
this.loading = false
|
||
}, 500)
|
||
}
|
||
}
|
||
</script>
|