element-plus/docs/examples/select/custom-footer.vue
Cheerwhy f37d056441
feat(components): [select] add header and footer slot (#14876)
* feat(components): [select] add header and footer slot

* fix(docs): [select] incorrect word

* fix(theme-chalk): [select-dropdown] incorrect padding

* Update docs/en-US/component/select.md

Co-authored-by: btea <2356281422@qq.com>

* Apply suggestions from code review

Co-authored-by: btea <2356281422@qq.com>

---------

Co-authored-by: qinzz <qinzz@chint.com>
Co-authored-by: btea <2356281422@qq.com>
2023-11-27 15:26:48 +08:00

90 lines
1.7 KiB
Vue

<template>
<el-select v-model="value" placeholder="Select">
<el-option
v-for="item in cities"
:key="item.value"
:label="item.label"
:value="item.value"
/>
<template #footer>
<el-button v-if="!isAdding" text bg size="small" @click="onAddOption">
Add an option
</el-button>
<template v-else>
<el-input
v-model="optionName"
class="option-input"
placeholder="input option name"
size="small"
/>
<el-button type="primary" size="small" @click="onConfirm">
confirm
</el-button>
<el-button size="small" @click="clear">cancel</el-button>
</template>
</template>
</el-select>
</template>
<script lang="ts" setup>
import { ref } from 'vue'
import type { CheckboxValueType } from 'element-plus'
const isAdding = ref(false)
const value = ref<CheckboxValueType[]>([])
const optionName = ref('')
const cities = ref([
{
value: 'Beijing',
label: 'Beijing',
},
{
value: 'Shanghai',
label: 'Shanghai',
},
{
value: 'Nanjing',
label: 'Nanjing',
},
{
value: 'Chengdu',
label: 'Chengdu',
},
{
value: 'Shenzhen',
label: 'Shenzhen',
},
{
value: 'Guangzhou',
label: 'Guangzhou',
},
])
const onAddOption = () => {
isAdding.value = true
}
const onConfirm = () => {
if (optionName.value) {
cities.value.push({
label: optionName.value,
value: optionName.value,
})
clear()
}
}
const clear = () => {
optionName.value = ''
isAdding.value = false
}
</script>
<style lang="scss" scoped>
.option-input {
width: 100%;
margin-bottom: 8px;
}
</style>