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67 lines
1.2 KiB
67 lines
1.2 KiB
<docs>
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---
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order: 13
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title:
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zh-CN: 扩展菜单
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en-US: Custom dropdown
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---
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## zh-CN
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使用 `dropdownRender` 对下拉菜单进行自由扩展。
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## en-US
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Customize the dropdown menu via `dropdownRender`.
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</docs>
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<template>
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<a-select
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v-model:value="value"
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style="width: 120px"
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:options="items.map(item => ({ value: item }))"
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>
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<template #dropdownRender="{ menuNode: menu }">
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<v-nodes :vnodes="menu" />
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<a-divider style="margin: 4px 0" />
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<div
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style="padding: 4px 8px; cursor: pointer"
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@mousedown="e => e.preventDefault()"
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@click="addItem"
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>
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<plus-outlined />
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Add item
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</div>
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</template>
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</a-select>
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</template>
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<script lang="ts">
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import { PlusOutlined } from '@ant-design/icons-vue';
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import { defineComponent, ref } from 'vue';
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let index = 0;
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export default defineComponent({
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components: {
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PlusOutlined,
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VNodes: (_, { attrs }) => {
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return attrs.vnodes;
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},
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},
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setup() {
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const items = ref(['jack', 'lucy']);
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const value = ref('lucy');
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const addItem = () => {
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console.log('addItem');
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items.value.push(`New item ${index++}`);
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};
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return {
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items,
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value,
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addItem,
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};
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},
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});
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</script>
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