页面点击a标签下载会触发loading动画

08335 / hivui-platform-template

hivui平台项目模板

Browse code 页面点击a标签下载会触发loading动画 master
1 parent bd608d0 commit 19429d9a4eb7a5fa504920f883aa73361651dbf6 20278 authored on 15 Nov 2022

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Ignore Space Show notes View project/hivuiMain/components/tabpanel/panel.vue
<template> <div class="pl-tabs-panel" :title="title" v-show="active" > <div class="pl-loading pl-loading-fixed" v-show="url&&!loaded" ref="dom-loader"> <span></span> <span></span> <span></span> <span></span> <span></span> </div> <iframe v-if="hasUrl" @load="handleIframeLoad" :name="'iframe'+name" ref="iframe"></iframe> <slot v-if="!hasUrl"></slot> </div> </template> <script> export default { name:'PTabpanel', props:{ close:[String,Number,Boolean], itemData:Object, title:{ type:String, default:"" }, name:{ type:[String,Number], default:"" }, url:{ type:[String], default:"" }, index:[String,Number] }, data(){ return { scrollTop: 0, loaded: false, hasUrl:!(this.url==null\|\|this.url=='') } }, computed:{ active(){ const active = this.$parent.currentName === this.name; return active; } }, watch:{ active(val){ let ifm = this.$refs["iframe"]; if(val){ this.setIframeSrc(); if (ifm&&ifm.contentDocument) { this.$nextTick(()=>{ //保持原有的滚动位置 ifm.contentDocument.documentElement.scrollTop=this.scrollTop; }); } }else{ if (ifm&&ifm.contentDocument) { //保持原有的滚动位置 this.scrollTop = ifm.contentDocument.documentElement.scrollTop; } } } }, updated() { this.$parent.$emit('tab-nav-update'); }, mounted(){ if(this.active){ // console.log('___________ mounted active ! setIframeSrc') this.setIframeSrc(); } }, beforeDestroy() { // this.offIframeScroll(); }, methods:{ setIframeSrc(){ let ifm = this.$refs['iframe']; if(!this.hasUrl\|\|this.loaded==true){ if (ifm&&ifm.contentDocument) { ifm.contentWindow.document.body.scrollTop = this.scrollTop; } return; } if(ifm&&this.url.indexOf("about:blank")<0){ this.loaded = false; ifm.setAttribute('src',this.url); }else{ this.loaded = true; } }, reload(){ let ifm = this.$refs['iframe']; this.loaded=false; // console.log(' reload this page :',ifm.src,ifm.contentWindow.window.location.href); ifm.contentWindow.location.reload(); }, handleIframeLoad(evt){ // if(this.active==false){ // //如果没有被激活，就不加载 // return; // } let ifm = this.$refs['iframe']; if(this.title==""&& ifm.contentWindow.document.title!=""){ this.$emit("update:title", ifm.contentWindow.document.title); } if(ifm.src!=''&&ifm.src!=="about:blank"){ this.loaded=true; }else{ if(ifm.contentWindow.document.body.innerHTML==""\|\|ifm.contentWindow.document.head.innerHTML==""){ this.loaded=false; }else{ this.loaded=true; } } if (ifm.contentDocument) { ifm.contentWindow.window.addEventListener('beforeunload',()=>{ //this.loaded=false;//右击刷新时进行加载状态 }); } this.loaded&&this.$emit('onIframeLoad',this,evt); }, } } </script> <template> <div class="pl-tabs-panel" :title="title" v-show="active" > <div class="pl-loading pl-loading-fixed" v-show="url&&!loaded" ref="dom-loader"> <span></span> <span></span> <span></span> <span></span> <span></span> </div> <iframe v-if="hasUrl" @load="handleIframeLoad" :name="'iframe'+name" ref="iframe"></iframe> <slot v-if="!hasUrl"></slot> </div> </template> <script> export default { name:'PTabpanel', props:{ close:[String,Number,Boolean], itemData:Object, title:{ type:String, default:"" }, name:{ type:[String,Number], default:"" }, url:{ type:[String], default:"" }, index:[String,Number] }, data(){ return { scrollTop: 0, loaded: false, hasUrl:!(this.url==null\|\|this.url=='') } }, computed:{ active(){ const active = this.$parent.currentName === this.name; return active; } }, watch:{ active(val){ let ifm = this.$refs["iframe"]; if(val){ this.setIframeSrc(); if (ifm&&ifm.contentDocument) { this.$nextTick(()=>{ //保持原有的滚动位置 ifm.contentDocument.documentElement.scrollTop=this.scrollTop; }); } }else{ if (ifm&&ifm.contentDocument) { //保持原有的滚动位置 this.scrollTop = ifm.contentDocument.documentElement.scrollTop; } } } }, updated() { this.$parent.$emit('tab-nav-update'); }, mounted(){ if(this.active){ // console.log('___________ mounted active ! setIframeSrc') this.setIframeSrc(); } }, beforeDestroy() { // this.offIframeScroll(); }, methods:{ setIframeSrc(){ let ifm = this.$refs['iframe']; if(!this.hasUrl\|\|this.loaded==true){ if (ifm&&ifm.contentDocument) { ifm.contentWindow.document.body.scrollTop = this.scrollTop; } return; } if(ifm&&this.url.indexOf("about:blank")<0){ this.loaded = false; ifm.setAttribute('src',this.url); }else{ this.loaded = true; } }, reload(){ let ifm = this.$refs['iframe']; this.loaded=false; // console.log(' reload this page :',ifm.src,ifm.contentWindow.window.location.href); ifm.contentWindow.location.reload(); }, handleIframeLoad(evt){ // if(this.active==false){ // //如果没有被激活，就不加载 // return; // } let ifm = this.$refs['iframe']; if(this.title==""&& ifm.contentWindow.document.title!=""){ this.$emit("update:title", ifm.contentWindow.document.title); } if(ifm.src!=''&&ifm.src!=="about:blank"){ this.loaded=true; }else{ if(ifm.contentWindow.document.body.innerHTML==""\|\|ifm.contentWindow.document.head.innerHTML==""){ this.loaded=false; }else{ this.loaded=true; } } if (ifm.contentDocument) { ifm.contentWindow.window.addEventListener('beforeunload',()=>{ this.loaded=false;//右击刷新时进行加载状态 }); } this.loaded&&this.$emit('onIframeLoad',this,evt); }, } } </script>

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project/hivuiMain/components/tabpanel/panel.vue

if (ifm.contentDocument) { 
                ifm.contentWindow.window.addEventListener('beforeunload',()=>{
                    //this.loaded=false;//右击刷新 时进行加载状态
                });
            }

this.loaded&&this.$emit('onIframeLoad',this,evt);
        },
    }
}
</script>

if (ifm.contentDocument) { 
                ifm.contentWindow.window.addEventListener('beforeunload',()=>{
                    this.loaded=false;//右击刷新 时进行加载状态
                });
            }

this.loaded&&this.$emit('onIframeLoad',this,evt);
        },
    }
}
</script>

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