vue implements tree menu effect
This article mainly introduces the tree-shaped menu effect of vue to everyone in detail. It has certain reference value. Interested friends can refer to it.
The example of this article shares with everyone the tree-shaped menu effect of vue. The specific code for menu effect display is for your reference. The specific content is as follows
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>vue</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="animate.css">
<script src="vue.js"></script>
<style>
*{
color:#585858;
}
#app{
min-height: 650px;
}
#app li{
list-style-type:none;
}
#app a{
text-decoration:none;
}
#app button{
width:100%;
}
#app ul{
padding:10px;
}
#app span{
cursor:pointer;
}
#tree{
border: 1px solid #ccc;
min-height: 650px;
width: 50%;
margin:0;
padding-top: 10px;
background-color:#f2f2f2;
position: absolute;
top:0;
left:0;
}
#tree li {
display: block;
padding: 0;
margin: 0;
border: 0;
border-bottom: 1px solid #e5e5e5;
min-height: 32px;
line-height:32px;
}
</style>
</head>
<body>
<p id='app' @click='hideTree($event)'>
<button @click.stop="show = !show">点我</button>
<transition enter-active-class="animated fadeInLeft" leave-active-class="animated fadeOutLeft">
<item v-bind:tree='treeData' id='tree' v-if="show"></item>
</transition>
</p>
<template id='tree-template'>
<ul>
<li v-for='(v,i) in tree'>
<span v-if="isFolder(v)" @click="toggle(i)">{{ tree[i].open ? '-' : '+' }}</span>
<a data-id="v.id">{{v.city}}</a>
<item v-bind:tree='v.child' v-show="tree[i].open"></item>
</li>
</ul>
</template>
<script>
var data = [{"id":26,"pid":1,"city":"四川省"},{"id":30,"pid":1,"city":"云南省"},{"id":322,"pid":26,"city":"成都"},{"id":323,"pid":26,"city":"绵阳"},{"id":324,"pid":26,"city":"阿坝"},{"id":325,"pid":26,"city":"巴中"},{"id":326,"pid":26,"city":"达州"},{"id":327,"pid":26,"city":"德阳"},{"id":328,"pid":26,"city":"甘孜"},{"id":329,"pid":26,"city":"广安"},{"id":330,"pid":26,"city":"广元"},{"id":331,"pid":26,"city":"乐山"},{"id":332,"pid":26,"city":"凉山"},{"id":333,"pid":26,"city":"眉山"},{"id":334,"pid":26,"city":"南充"},{"id":335,"pid":26,"city":"内江"},{"id":336,"pid":26,"city":"攀枝花"},{"id":337,"pid":26,"city":"遂宁"},{"id":338,"pid":26,"city":"雅安"},{"id":339,"pid":26,"city":"宜宾"},{"id":340,"pid":26,"city":"资阳"},{"id":341,"pid":26,"city":"自贡"},{"id":342,"pid":26,"city":"泸州"},{"id":367,"pid":30,"city":"昆明"},{"id":378,"pid":30,"city":"曲靖"},{"id":3100,"pid":367,"city":"盘龙区"},{"id":3101,"pid":367,"city":"五华区"},{"id":3102,"pid":367,"city":"官渡区"},{"id":3103,"pid":367,"city":"西山区"},{"id":3104,"pid":367,"city":"东川区"},{"id":3105,"pid":367,"city":"安宁市"},{"id":3106,"pid":367,"city":"呈贡县"},{"id":3107,"pid":367,"city":"晋宁县"},{"id":3108,"pid":367,"city":"富民县"},{"id":3109,"pid":367,"city":"宜良县"},{"id":3110,"pid":367,"city":"嵩明县"},{"id":3111,"pid":367,"city":"石林县"},{"id":3112,"pid":367,"city":"禄劝"},{"id":3113,"pid":367,"city":"寻甸"},{"id":3189,"pid":378,"city":"麒麟区"},{"id":3190,"pid":378,"city":"宣威市"},{"id":3191,"pid":378,"city":"马龙县"},{"id":3192,"pid":378,"city":"陆良县"},{"id":3193,"pid":378,"city":"师宗县"},{"id":3194,"pid":378,"city":"罗平县"},{"id":3195,"pid":378,"city":"富源县"},{"id":3196,"pid":378,"city":"会泽县"},{"id":3197,"pid":378,"city":"沾益县"}];
var treeData = createTree({
idname:'id',
pidname:'pid',
rootid:1,
data:data
});
function createTree(arg){
var idname = arg.idname,
pidname = arg.pidname,
rootid = arg.rootid,
data = arg.data,
treeData = [];
var _createTree = function(id){
var ret = [];
var index = 0;
for(var i = 0; i < data.length; i++){
if(data[i][pidname] == id){
ret[index] = data[i];
ret[index].child = _createTree(data[i][idname]);
index++;
}
}
return ret;
}
var index = 0;
for(var i = 0; i < data.length; i++){
if(data[i][pidname] == rootid){
treeData[index] = data[i];
treeData[index].child = _createTree(data[i][idname]);
index++;
}
}
return treeData;
}
Vue.component('item', {
template: '#tree-template',
props: ['tree'],
data: function () {
return {}
},
methods: {
toggle: function (i) {
this.tree[i].open = !this.tree[i].open;
this.$set(this.tree, i, this.tree[i]);
},
isFolder: function (data) {
return data.child && data.child.length
},
},
})
var vm = new Vue({
el: '#app',
data: {
treeData: treeData,
show:false,
},
methods: {
hideTree:function(e){
if(e.target.id == 'app'){
console.log(137);
this.show = false;
}
}
},
created: function () {
function _addOpen(data) {
for (var i = 0; i < data.length; i++) {
data[i]['open'] = false;
if (data[i].child.length > 0) {
_addOpen(data[i].child);
}
}
}
_addOpen(this.treeData);
}
});
</script>
</body>
</html>The above is what I compiled for you. I hope it will be helpful to you in the future.
Related articles:
javaScript implements the pop-up floating layer effect when the mouse is hovering over text
Use Angular CLI for unit testing and E2E Test method
Using Angular CLI for Build and Serve Detailed explanation
The above is the detailed content of vue implements tree menu effect. For more information, please follow other related articles on the PHP Chinese website!
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
AI Hentai Generator
Generate AI Hentai for free.
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
Hot Topics
How to use Vue to implement electronic quotation forms with single header and multi-body?
Apr 04, 2025 pm 11:39 PM
How to implement electronic quotation forms with single header and multi-body in Vue. In modern enterprise management, the electronic processing of quotation forms is to improve efficiency and...
Why is there no page request information on the console network after vue-router jump?
Apr 04, 2025 pm 05:27 PM
Why is there no page request information on the console network after vue-router jump? When using vue-router for page redirection, you may notice a...
How to implement the photo upload function of high-photographers of different brands on the front end?
Apr 04, 2025 pm 05:42 PM
How to implement the photo upload function of different brands of high-photographers on the front end When developing front-end projects, you often encounter the need to integrate hardware equipment. for...
Vue Material Year Calendar plug-in: What should I do if the calendar does not update the selected status after activeDates.push?
Apr 04, 2025 pm 05:00 PM
About VueMaterialYear...
How to achieve segmentation effect with 45 degree curve border?
Apr 04, 2025 pm 11:48 PM
Tips for Implementing Segmenter Effects In user interface design, segmenter is a common navigation element, especially in mobile applications and responsive web pages. ...
Does JavaScript naming specification raise compatibility issues in Android WebView?
Apr 04, 2025 pm 07:15 PM
JavaScript Naming Specification and Android...
How to use el-table to implement table grouping, drag and drop sorting in Vue2?
Apr 04, 2025 pm 07:54 PM
Implementing el-table table group drag and drop sorting in Vue2. Using el-table tables to implement group drag and drop sorting in Vue2 is a common requirement. Suppose we have a...
How to make sure the bottom of a 3D object is fixed on the map using Mapbox and Three.js in Vue?
Apr 04, 2025 pm 06:42 PM
How to use Mapbox and Three.js in Vue to adapt three-dimensional objects to map viewing angles. When using Vue to combine Mapbox and Three.js, the created three-dimensional objects need to...
