JVxeSelectCell.vue
4.64 KB
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<template>
<a-select
ref="select"
:value="innerValue"
allowClear
:filterOption="handleSelectFilterOption"
v-bind="selectProps"
style="width: 100%;"
@blur="handleBlur"
@change="handleChangeCommon"
@search="handleSearchSelect"
>
<template v-for="option of originColumn.options">
<a-select-option :key="option.value" :value="option.value" :disabled="option.disabled">
<span>{{option.text || option.label || option.title|| option.value}}</span>
</a-select-option>
</template>
</a-select>
</template>
<script>
import JVxeCellMixins, { dispatchEvent } from '@/components/jeecg/JVxeTable/mixins/JVxeCellMixins'
import { JVXETypes } from '@comp/jeecg/JVxeTable/index'
export default {
name: 'JVxeSelectCell',
mixins: [JVxeCellMixins],
computed: {
selectProps() {
let props = {...this.cellProps}
// 判断select是否允许输入
let {allowSearch, allowInput} = this.originColumn
if (allowInput === true || allowSearch === true) {
props['showSearch'] = true
}
return props
},
},
created() {
let multiple = [JVXETypes.selectMultiple, JVXETypes.list_multi]
let search = [JVXETypes.selectSearch, JVXETypes.sel_search]
if (multiple.includes(this.$type)) {
// 处理多选
let props = this.originColumn.props || {}
props['mode'] = 'multiple'
props['maxTagCount'] = 1
this.$set(this.originColumn, 'props', props)
} else if (search.includes(this.$type)) {
// 处理搜索
this.$set(this.originColumn, 'allowSearch', true)
}
},
methods: {
/** 处理blur失去焦点事件 */
handleBlur(value) {
let {allowInput, options} = this.originColumn
if (allowInput === true) {
// 删除无用的因搜索（用户输入）而创建的项
if (typeof value === 'string') {
let indexes = []
options.forEach((option, index) => {
if (option.value.toLocaleString() === value.toLocaleString()) {
delete option.searchAdd
} else if (option.searchAdd === true) {
indexes.push(index)
}
})
// 翻转删除数组中的项
for (let index of indexes.reverse()) {
options.splice(index, 1)
}
}
}
this.handleBlurCommon(value)
},
/** 用于搜索下拉框中的内容 */
handleSelectFilterOption(input, option) {
let {allowSearch, allowInput} = this.originColumn
if (allowSearch === true || allowInput === true) {
//update-begin-author:taoyan date:20200820 for:【专项任务】大连项目反馈行编辑问题处理 下拉框搜索
return option.componentOptions.children[0].children[0].text.toLowerCase().indexOf(input.toLowerCase()) >= 0
//update-end-author:taoyan date:20200820 for:【专项任务】大连项目反馈行编辑问题处理 下拉框搜索
}
return true
},
/** select 搜索时的事件，用于动态添加options */
handleSearchSelect(value) {
let {allowSearch, allowInput, options} = this.originColumn
if (allowSearch !== true && allowInput === true) {
// 是否找到了对应的项，找不到则添加这一项
let flag = false
for (let option of options) {
if (option.value.toLocaleString() === value.toLocaleString()) {
flag = true
break
}
}
// !!value ：不添加空值
if (!flag && !!value) {
// searchAdd 是否是通过搜索添加的
options.push({title: value, value: value, searchAdd: true})
}
}
},
},
// 【组件增强】注释详见：JVxeCellMixins.js
enhanced: {
aopEvents: {
editActived: event => dispatchEvent(event, 'ant-select'),
},
translate: {enabled: true},
getValue(value) {
if (Array.isArray(value)) {
return value.join(',')
} else {
return value
}
},
setValue(value) {
let {column: {own: col}, params: {$table}} = this
// 判断是否是多选
if ((col.props || {})['mode'] === 'multiple') {
$table.$set(col.props, 'maxTagCount', 1)
}
if (value != null && value !== '') {
if (typeof value === 'string') {
return value === '' ? [] : value.split(',')
}
return value
} else {
return undefined
}
}
}
}
</script>
<style scoped>
</style>