037:vue项目监听页面变化,动态设置iframe元素高度 朴灿烈づ我的快乐病毒、 2024-03-02 09:41 41阅读 0赞 ![在这里插入图片描述][32d2a1d099334cfba6adc4f84dd79e22.png_pic_center] 第037个 查看专栏目录: [VUE][] \------ [element UI][] ### 专栏目标 ### 在vue和element UI联合技术栈的操控下,本专栏提供行之有效的源代码示例和信息点介绍,做到灵活运用。 > (1)提供vue2的一些基本操作:安装、引用,模板使用,computed,watch,生命周期(beforeCreate,created,beforeMount,mounted, beforeUpdate,updated, beforeDestroy,destroyed,activated,deactivated,errorCaptured,components,)、 $root , $parent , $children , $slots , $refs , props, $emit , eventbus ,provide / inject, Vue.observable, $listeners, $attrs, $nextTick , v-for, v-if, v-else,v-else-if,v-on,v-pre,v-cloak,v-once,v-model, v-html, v-text, keep-alive,slot-scope, filters, v-bind,.stop, .native, directives,mixin,render,国际化,Vue Router等 > (2)提供element UI的经典操作:安装,引用,国际化,el-row,el-col,el-button,el-link,el-radio,el-checkbox ,el-input,el-select, el-cascader, el-input-number, el-switch,el-slider, el-time-picker, el-date-picker, el-upload, el-rate, el-color-picker, el-transfer, el-form, el-table, el-tree, el-pagination,el-badge,el-avatar,el-skeleton, el-empty, el-descriptions, el-result, el-statistic, el-alert, v-loading, $message, $alert, $prompt, $confirm , $notify, el-breadcrumb, el-page-header,el-tabs ,el-dropdown,el-steps,el-dialog, el-tooltip, el-popover, el-popconfirm, el-card, el-carousel, el-collapse, el-timeline, el-divider, el-calendar, el-image, el-backtop,v-infinite-scroll, el-drawer等 #### 本文章目录 #### * * 专栏目标 * 需求背景 * 示例效果 * 示例源代码(共57行) ### 需求背景 ### 在vue项目开发中,有时候需要用到iframe。而iframe要正常显示,需要设定width和height。这里的示例是通过watch监听页面变化,可以动态的设置iframe元素高度。 ### 示例效果 ### ![在这里插入图片描述][03f5bdc70e6343f0b07e68ef4e5ea374.gif_pic_center] ### 示例源代码(共57行) ### /* * @Author: 大剑师兰特(xiaozhuanlan),还是大剑师兰特(CSDN) * @此源代码版权归大剑师兰特所有,可供学习或商业项目中借鉴,未经授权,不得重复地发表到博客、论坛,问答,git等公共空间或网站中。 * @Email: 2909222303@qq.com * @weixin: gis-dajianshi * @First published in CSDN * @First published time: 2022-09-21 */ <template> <div class="container"> <iframe width="100%" :height="fullHeight" :src="urlSRC" ></iframe> </div> </template> <script> export default { data() { return { urlSRC:'http://www.cuclife.com/', fullHeight: document.documentElement.clientHeight , timer: true } }, methods: { }, mounted(){ window.onresize = () => { return (() => { window.fullHeight = document.documentElement.clientHeight; this.fullHeight = window.fullHeight ; })(); }; }, watch: { fullHeight(val) { console.log(val) if (!this.timer) { //防止多次触发监听页面卡顿 this.fullHeight = val; this.timer = true; let that = this; setTimeout(function() { that.timer = false; }, 400); } } }, } </script> <style scoped> .container { width: 100%; height: 100vh; } </style> [32d2a1d099334cfba6adc4f84dd79e22.png_pic_center]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/02/c96281b48b74405bb2b28e36bb14bd29.png [VUE]: https://blog.csdn.net/cuclife/article/details/131138955 [element UI]: https://blog.csdn.net/cuclife/article/details/131140113 [03f5bdc70e6343f0b07e68ef4e5ea374.gif_pic_center]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/02/5c17b06517084da39730f314125ae4dd.png
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