vue动态生成下拉框_vue+elementui 动态创建下拉框
v-for="(domain, index) in dynamicValidateForm.domains"
:label="‘站點‘ + index"
:key="domain.id"
>
v-for="item in testData"
:key="item.id"
:label="item.testName"
:value="item.id"
:disabled="item.disabled">
style="height: auto"
:value="domain.colName">
刪除
@click="addDomain">添加站點
測試
export default {
name: "PushManagement",
data(){
return {
dynamicValidateForm: {
domains: [{
colName: ‘‘, // 欄目名稱
id: null, // 站點id
colId: null, // 欄目id
children: [] // 站點下的欄目列表
}],
},
testSiteId: null,
defaultProps: {
children: ‘children‘,
label: ‘name‘
},
testData: [{
testName: ‘站點一‘,
id: 1,
children: [{
name: ‘欄目一‘,
colId: 11
},{
name: ‘欄目二‘,
colId: 12,
children: [{
name: ‘欄目二 - 子欄目‘,
colId: 121,
}]
}]
},{
testName: ‘站點二‘,
id: 2,
children: [{
name: ‘欄目三‘,
colId: 21
},{
name: ‘欄目四‘,
colId: 22,
children: [{
name: ‘欄目四 - 子欄目‘,
colId: 221,
}]
}]
},{
testName: ‘站點三‘,
id: 3,
children: [{
name: ‘欄目五‘,
colId: 31
},{
name: ‘欄目六‘,
colId: 32,
children: [{
name: ‘欄目六 - 子欄目‘,
colId: 321,
}]
}]
}],
// 回顯站點 欄目
echoSiteData: [{
id: 2,
colId: 21,
colName: "欄目三"
}, {
id: 3,
colId: 321,
colName: "欄目六 - 子欄目"
}]
}
},
methods: {
submitForm(formName) {
this.$refs[formName].validate((valid) => {
if (valid) {
alert(‘submit!‘);
console.log(this.dynamicValidateForm)
} else {
console.log(‘error submit!!‘);
return false;
}
});
},
removeDomain(item) {
var index = this.dynamicValidateForm.domains.indexOf(item)
if (index !== -1) {
this.dynamicValidateForm.domains.splice(index, 1)
this.merOrCityChange(this.testData,this.dynamicValidateForm.domains)
}
},
addDomain() {
this.dynamicValidateForm.domains.push({
colName: ‘‘,
id: null,
colId: null,
children: []
});
},
// 欄目點擊 綁定欄目對應的站點id
colSelClick(id){
// console.log(‘點擊欄目‘)
// console.log(id)
this.testSiteId = id
},
// 站點下拉框 改變
testSite(id){
this.testSiteId = id
let testColData = {}
for(let i = 0; i< this.testData.length; i++){
if(this.testData[i].id == id){
testColData = this.testData[i]
}
}
let data = this.dynamicValidateForm.domains
for(let i = 0; i < data.length; i++){
if(data[i].id == testColData.id){
data[i].colName = ‘‘
data[i].colId = null
data[i].children = testColData.children
}
}
// console.log(‘是否存在站點id‘)
// console.log(this.dynamicValidateForm.domains)
this.merOrCityChange(this.testData,this.dynamicValidateForm.domains)
},
// 欄目選擇樹 改變
handleNodeClick(data,node,obj) {
// console.log(‘下拉框‘)
// console.log(data)
// console.log(this.testSiteId)
// console.log( this.dynamicValidateForm)
let arr = this.dynamicValidateForm.domains
for(let i = 0; i < arr.length; i++){
if(arr[i].id == this.testSiteId){
arr[i].colName = data.name;
arr[i].colId = data.colId
}
}
},
// 站點 禁選
merOrCityChange(data,data2){ // data 原始數據 data2 站點下拉框--站點 (必須都是數組)
let arr = []
if(!data || !data2 || data.length <= 0 || data2.length <= 0)return
for(let i = 0; i < data.length; i++){
for(let j = 0; j < data2.length; j++){
data[i].disabled = false
if(data[i].id == data2[j].id){
arr.push(data[i])
}
}
}
// console.log(‘存在的站點id‘)
// console.log(arr)
if(arr.length > 0){
for(let i = 0; i< data.length; i++){
for(let j = 0; j< arr.length;j++){
if(data[i].id == arr[j].id){
data[i].disabled = true
}
}
}
}
},
// 回顯 站點欄目
echoSite(echoSiteData){
if(echoSiteData.length > 0){
this.dynamicValidateForm.domains = []
for(let i = 0; i
for(let j = 0; j < echoSiteData.length; j++){
if(this.testData[i].id === echoSiteData[j].id){
this.dynamicValidateForm.domains.push({
colName: echoSiteData[j].colName,
id: echoSiteData[j].id,
colId: echoSiteData[j].colId,
children: this.testData[i].children
});
}
}
}
this.merOrCityChange(this.testData,this.dynamicValidateForm.domains)
}
}
},
created(){
this.echoSite(this.echoSiteData)
},
}
總結
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