Vue.js v-treeview仅允许选择一个值并获取所选值的ID
v-treeview允许使用可选道具选择多个值 我一次只需要从整个树中选择一个值,并获取所选值的ID。我该怎么做 使用可激活道具,可选择一个项目。但无法通过v模型获得价值Vue.js v-treeview仅允许选择一个值并获取所选值的ID,vue.js,treeview,vuetify.js,v-model,Vue.js,Treeview,Vuetify.js,V Model,v-treeview允许使用可选道具选择多个值 我一次只需要从整个树中选择一个值,并获取所选值的ID。我该怎么做 使用可激活道具,可选择一个项目。但无法通过v模型获得价值 @Buddhika Priyabhashana,可以从vuetify中的可激活树视图中获取活动值,您只需使用event@update:active获取当前选择的值 请查找以下代码: <div id="app"> <v-app id="inspire">
@Buddhika Priyabhashana,可以从vuetify中的可激活树视图中获取活动值,您只需使用event@update:active获取当前选择的值 请查找以下代码:
<div id="app">
<v-app id="inspire">
<v-treeview
activatable
:items="items"
@update:active="getActiveValue"
></v-treeview>
</v-app>
</div>
new Vue({
el: '#app',
vuetify: new Vuetify(),
methods: {
getActiveValue(value){
console.log(value)
}
},
data: () => ({
items: [
{
id: 1,
name: 'Applications :',
children: [
{ id: 2, name: 'Calendar : app' },
{ id: 3, name: 'Chrome : app' },
{ id: 4, name: 'Webstorm : app' },
],
},
{
id: 5,
name: 'Documents :',
children: [
{
id: 6,
name: 'vuetify :',
children: [
{
id: 7,
name: 'src :',
children: [
{ id: 8, name: 'index : ts' },
{ id: 9, name: 'bootstrap : ts' },
],
},
],
},
{
id: 10,
name: 'material2 :',
children: [
{
id: 11,
name: 'src :',
children: [
{ id: 12, name: 'v-btn : ts' },
{ id: 13, name: 'v-card : ts' },
{ id: 14, name: 'v-window : ts' },
],
},
],
},
],
},
{
id: 15,
name: 'Downloads :',
children: [
{ id: 16, name: 'October : pdf' },
{ id: 17, name: 'November : pdf' },
{ id: 18, name: 'Tutorial : html' },
],
},
{
id: 19,
name: 'Videos :',
children: [
{
id: 20,
name: 'Tutorials :',
children: [
{ id: 21, name: 'Basic layouts : mp4' },
{ id: 22, name: 'Advanced techniques : mp4' },
{ id: 23, name: 'All about app : dir' },
],
},
{ id: 24, name: 'Intro : mov' },
{ id: 25, name: 'Conference introduction : avi' },
],
},
],
}),
})
请在此处找到工作代码笔:
嗨,chans,你的回答真的很有帮助。除此之外,你能建议一种避免从树中选择父母的方法吗?@BuddhikaPriyabhashana,代码笔已更新,以避免从树中选择父母,这是更新的代码笔。如果这能解决你的问题,请告诉我你就是男人!!:我从你的回答中得到了线索。非常感谢。
<div id="app">
<v-app id="inspire">
<v-treeview
activatable
:items="items"
@update:active="getActiveValue"
></v-treeview>
</v-app>
</div>
new Vue({
el: '#app',
vuetify: new Vuetify(),
methods: {
getActiveValue(value){
console.log(value)
}
},
data: () => ({
items: [
{
id: 1,
name: 'Applications :',
children: [
{ id: 2, name: 'Calendar : app' },
{ id: 3, name: 'Chrome : app' },
{ id: 4, name: 'Webstorm : app' },
],
},
{
id: 5,
name: 'Documents :',
children: [
{
id: 6,
name: 'vuetify :',
children: [
{
id: 7,
name: 'src :',
children: [
{ id: 8, name: 'index : ts' },
{ id: 9, name: 'bootstrap : ts' },
],
},
],
},
{
id: 10,
name: 'material2 :',
children: [
{
id: 11,
name: 'src :',
children: [
{ id: 12, name: 'v-btn : ts' },
{ id: 13, name: 'v-card : ts' },
{ id: 14, name: 'v-window : ts' },
],
},
],
},
],
},
{
id: 15,
name: 'Downloads :',
children: [
{ id: 16, name: 'October : pdf' },
{ id: 17, name: 'November : pdf' },
{ id: 18, name: 'Tutorial : html' },
],
},
{
id: 19,
name: 'Videos :',
children: [
{
id: 20,
name: 'Tutorials :',
children: [
{ id: 21, name: 'Basic layouts : mp4' },
{ id: 22, name: 'Advanced techniques : mp4' },
{ id: 23, name: 'All about app : dir' },
],
},
{ id: 24, name: 'Intro : mov' },
{ id: 25, name: 'Conference introduction : avi' },
],
},
],
}),
})