<template>
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<div ref="" class="mobile-nav-button" @click="showMobileNav($event)" v-drag draggable="false"><el-icon><el-icon-menu /></el-icon></div>
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<el-drawer ref="mobileNavBox" title="移动端菜单" :size="240" v-model="nav" direction="ltr" :with-header="false" destroy-on-close>
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<el-container class="mobile-nav">
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<el-header>
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<div class="logo-bar"><img class="logo" src="img/logo.png"><span>{{ $CONFIG.APP_NAME }}</span></div>
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</el-header>
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<el-main>
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<el-scrollbar>
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<el-menu :default-active="$route.meta.active || $route.fullPath" @select="select" router background-color="#212d3d" text-color="#fff" active-text-color="#409EFF">
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<NavMenu :navMenus="menu"></NavMenu>
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</el-menu>
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</el-scrollbar>
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</el-main>
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</el-container>
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</el-drawer>
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</template>
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<script>
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import NavMenu from './NavMenu.vue';
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export default {
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components: {
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NavMenu
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},
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data() {
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return {
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nav: false,
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menu: []
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}
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},
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computed:{
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},
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created() {
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var menu = this.$router.sc_getMenu()
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this.menu = this.filterUrl(menu)
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},
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watch: {
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},
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methods: {
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showMobileNav(e){
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var isdrag = e.currentTarget.getAttribute('drag-flag')
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if (isdrag == 'true') {
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return false;
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}else{
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this.nav = true;
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}
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},
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select(){
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this.$refs.mobileNavBox.handleClose()
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},
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//转换外部链接的路由
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filterUrl(map){
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var newMap = []
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map && map.forEach(item => {
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item.meta = item.meta?item.meta:{};
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//处理隐藏
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if(item.meta.hidden || item.meta.type=="button"){
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return false
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}
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//处理http
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if(item.meta.type=='iframe'){
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item.path = `/i/${item.name}`;
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}
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//递归循环
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if(item.children&&item.children.length > 0){
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item.children = this.filterUrl(item.children);
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}
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newMap.push(item)
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})
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return newMap;
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}
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},
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directives: {
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drag(el){
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let oDiv = el; //当前元素
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let firstTime='',lastTime='';
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//禁止选择网页上的文字
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// document.onselectstart = function() {
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// return false;
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// };
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oDiv.onmousedown = function(e){
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//鼠标按下，计算当前元素距离可视区的距离
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let disX = e.clientX - oDiv.offsetLeft;
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let disY = e.clientY - oDiv.offsetTop;
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document.onmousemove = function(e){
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oDiv.setAttribute('drag-flag', true);
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firstTime = new Date().getTime();
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//通过事件委托，计算移动的距离
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let l = e.clientX - disX;
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let t = e.clientY - disY;
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//移动当前元素
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if(t > 0 && t < document.body.clientHeight - 50){
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oDiv.style.top = t + "px";
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}
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if(l > 0 && l < document.body.clientWidth - 50){
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oDiv.style.left = l + "px";
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}
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}
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document.onmouseup = function(){
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lastTime = new Date().getTime();
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if( (lastTime - firstTime)>200 ){
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oDiv.setAttribute('drag-flag', false);
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}
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document.onmousemove = null;
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document.onmouseup = null;
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};
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//return false不加的话可能导致黏连，就是拖到一个地方时div粘在鼠标上不下来，相当于onmouseup失效
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return false;
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};
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}
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}
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}
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</script>
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<style scoped>
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.mobile-nav-button {position: fixed;bottom:10px;left:10px;z-index: 10;width: 50px;height: 50px;background: #409EFF;box-shadow: 0 2px 12px 0 rgba(64, 158, 255, 1);border-radius: 50%;display: flex;align-items: center;justify-content: center;}
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.mobile-nav-button i {color: #fff;font-size: 20px;}
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.mobile-nav {background: #212d3d;}
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.mobile-nav .el-header {background: transparent;border: 0;}
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.mobile-nav .el-main {padding:0;}
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.mobile-nav .logo-bar {display: flex;align-items: center;font-weight: bold;font-size: 20px;color: #fff;}
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.mobile-nav .logo-bar img {width: 30px;margin-right: 10px;}
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.mobile-nav .el-submenu__title:hover {background: #fff!important;}
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</style>
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