vue拖动排序-html代码-BFW代码库

vue拖动排序

代码语言：html

所属分类：拖放

代码描述：vue拖动排序

代码标签：

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width,initial-scale=1.0">
<script type="text/javascript" src="http://repo.bfw.wiki/bfwrepo/js/vue.2.2.min.js"></script>
    <style>
        ul {
            list-style: none;
            padding-bottom: 20px;
        }
        .item {
            cursor: pointer;
            height: 24px;
            line-height: 24px;
            background-color: #9c9c9c;
            border: 1px solid #d9d9d9;
            border-radius: 4px;
            color: #fff;
            padding: 10px;
            user-select: none;
        }
    </style>
</head>
<body>
    <div id="app">
        <ul
            ref="parentNode"
            @mouseover="onMouseOver"
            @mouseup="onMouseUp">
            <li
                ref="li"
                v-for="(item,index) in data"
                :key="index"
                class="item"
                @mouseDown="(event)=>{onMouseDown(event,index)}"
                >{{item}}</li>
        </ul>
    </div>
</body>
<script>
    var app = new Vue({
        el: '#app',
        data: {
            data: [1, 2, 3, 4, 5, 6],
            isDonw: false,
            draging: null,
            dragStartPos: 0
        },
        mounted () {
            //为了防止火狐浏览器拖拽的时候以新标签打开，此代码真实有效
            document.body.ondrop = function (event) {
                event.preventDefault();
                event.stopPropagation();
            }
            document.onmouseup = ()=> {
                if (this.isDonw)
                    this.onMouseUp()
            };
        },
        computed: {
            nodes() {
                return Array.from(this.$refs.parentNode.children)
            },
            itemHeight() {
                return this.nodes[0].offsetHeight;
            }
        },
        methods: {
            onMouseDown(event, index) {
                this.isDonw = true;
                this.draging = this.$refs['li'][index];
                this.dragStartPos = this.draging.getBoundingClientRect().top;
            },
            onMouseOver(event) {
                if (this.isDonw) {
 .........完整代码请登录后点击上方下载按钮下载查看