73 lines
1.5 KiB
Vue
73 lines
1.5 KiB
Vue
<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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placeholder="custom dropdown render"
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style="width: 300px"
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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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<a-space style="padding: 4px 8px">
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<a-input ref="inputRef" v-model:value="name" placeholder="Please enter item" />
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<a-button type="text" @click="addItem">
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<template #icon>
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<plus-outlined />
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</template>
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Add item
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</a-button>
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</a-space>
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</template>
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</a-select>
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</template>
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<script lang="ts" setup>
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import { PlusOutlined } from '@ant-design/icons-vue';
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import { defineComponent, ref } from 'vue';
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const VNodes = defineComponent({
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props: {
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vnodes: {
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type: Object,
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required: true,
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},
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},
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render() {
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return this.vnodes;
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},
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});
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let index = 0;
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const items = ref(['jack', 'lucy']);
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const value = ref();
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const inputRef = ref();
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const name = ref();
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const addItem = e => {
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e.preventDefault();
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console.log('addItem');
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items.value.push(name.value || `New item ${(index += 1)}`);
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name.value = '';
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setTimeout(() => {
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inputRef.value?.focus();
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}, 0);
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};
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</script>
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