vxe-table 如何实现右键菜单异步权限控制
<p>vxe-table 如何实现右键菜单异步权限控制，根据后端返回是数据结果来判断按钮选项是否禁用及是否显示。<br>使用 visibleMethod 在菜单显示时，可以精确到每一列每一行的显示隐藏与禁用控制，非常灵活，不过是同步还是异步都支持</p>
<p>查看官网：https://vxetable.cn<br>
gitbub：https://github.com/x-extends/vxe-table<br>
gitee：https://gitee.com/x-extends/vxe-table</p>
<h2 id="效果">效果</h2>
<p><img src="https://img2024.cnblogs.com/blog/3563285/202511/3563285-20251110130502314-426341795.gif"></p>
<h2 id="代码">代码</h2>
<p>右键菜单加载中，通过 visibleMethod 和 loading | disabled | visible 属性来控制菜单选项的异步禁用与是否显示</p>
<pre><code class="language-html"><template>
<div>
<vxe-grid v-bind="gridOptions"></vxe-grid>
</div>
</template>
<script setup>
import { reactive } from 'vue'
const gridOptions = reactive({
border: true,
showFooter: true,
height: 400,
rowConfig: {
isCurrent: true
},
columnConfig: {
resizable: true
},
columns: [
{ field: 'checkbox', type: 'checkbox', width: 50 },
{ type: 'seq', width: 70 },
{ field: 'name', title: 'Name' },
{ field: 'nickname', title: 'Nickname' },
{ field: 'age', title: 'Age' },
{ field: 'role', title: 'Role' },
{ field: 'address', title: 'Address' }
],
data: [
{ id: 10001, name: 'Test1', nickname: 'T1', role: 'Develop', sex: 'Man', age: 28, address: 'Shenzhen' },
{ id: 10002, name: 'Test2', nickname: 'T2', role: 'Test', sex: 'Women', age: 22, address: 'Guangzhou' },
{ id: 10003, name: 'Test3', nickname: 'T3', role: 'PM', sex: 'Man', age: 32, address: 'Shanghai' },
{ id: 10004, name: 'Test4', nickname: 'T4', role: 'Designer', sex: 'Women', age: 23, address: 'Shenzhen' },
{ id: 10005, name: 'Test5', nickname: 'T5', role: 'Develop', sex: 'Women', age: 30, address: 'Shanghai' },
{ id: 10006, name: 'Test6', nickname: 'T6', role: 'PM', sex: 'Women', age: 57, address: 'Guangzhou' },
{ id: 10007, name: 'Test7', nickname: 'T7', role: 'Test', sex: 'Man', age: 39, address: 'Shenzhen' },
{ id: 10008, name: 'Test8', nickname: 'T8', role: 'Develop', sex: 'Man', age: 45, address: 'Guangzhou' }
],
menuConfig: {
header: {
options: [
[
{ code: 'exportAll', name: '导出所有.csv', prefixConfig: { icon: 'vxe-icon-download' }, visible: true, loading: false, disabled: false }
]
]
},
body: {
options: [
[
{ code: 'copy', name: '复制内容（Ctrl+C）', prefixConfig: { icon: 'vxe-icon-copy' }, visible: true, loading: false, disabled: false },
{ code: 'clear', name: '清除内容', visible: true, loading: false, disabled: false },
{ code: 'reload', name: '刷新表格', visible: true, loading: false, disabled: false }
],
[
{ code: 'myPrint', name: '打印（Ctrl+P）', prefixConfig: { icon: 'vxe-icon-print' }, visible: true, loading: false, disabled: false },
{ code: 'myExport', name: '导出.csv', prefixConfig: { icon: 'vxe-icon-download' }, visible: true, loading: false, disabled: false }
]
]
},
footer: {
options: [
[
{ code: 'exportAll', name: '导出所有.csv', prefixConfig: { icon: 'vxe-icon-download' }, visible: true, loading: false, disabled: false }
]
]
},
visibleMethod ({ options, row }) {
options.forEach(list => {
list.forEach(item => {
if (item.code === 'copy') {
// 模拟后端接口
item.loading = true
item.disabled = true
setTimeout(() => {
item.loading = false
item.disabled = row && ['Test3', 'Test4'].includes(row.name)
}, 400)
}
if (item.code === 'clear') {
// 模拟后端接口
item.loading = true
item.visible = true
setTimeout(() => {
item.loading = false
item.visible = row && ['Test2', 'Test3'].includes(row.name)
}, 800)
}
})
})
return true
}
},
footerData: [
{ checkbox: '合计', age: 135 }
]
})
</script>
</code></pre>
<p>https://gitee.com/x-extends/vxe-table</p><br><br>
来源：https://www.cnblogs.com/qaz666/p/19206737
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