vue.js – 重新加载页面在vue组件的插槽上闪烁内容

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是否有任何方法可以避免页面刷新时的这种闪烁,它是一个模式组件,它将 HTML作为插槽,但当我刷新页面时它会闪烁.我的应用程序没有使用路由器,因此它不是完整的SPA.

看到gif.

这是代码.

.body {
			padding: 2em;
			text-align: center;
			display: table-cell;
		  	vertical-align: middle;
		}

		.modal-mask {
		  position: absolute;
		  z-index: 9998;
		  top: 0;
		  left: 0;
		  width: 100%;
		  height: 100%;
		  background-color: rgba(0,.5);
		  display: table;
		  transition: opacity .3s ease;
		}

		.modal-wrapper {
		  display: table-cell;
		  vertical-align: middle;
		}

		.modal-container {
		  width: 70%;
		  margin: 1em auto;
		  padding: 20px 30px;
		  background-color: #fff;
		  border-radius: 2px;
		  Box-shadow: 0 2px 8px rgba(0,.33);
		  transition: all .3s ease;
		  font-family: Helvetica,Arial,sans-serif;
		}

		.modal-header h3 {
		  margin-top: 0;
		  color: #42b983;
		}

		.modal-body {
		  margin: 20px 0;
		}

		.modal-default-button {
		  float: right;
		}


		/*
		 * The following styles are auto-applied to elements with
		 * transition="modal" when their visibility is toggled
		 * by Vue.js.
		 *
		 * You can easily play with the modal transition by editing
		 * these styles.
		 */

		.modal-enter {
		  opacity: 0;
		}

		.modal-leave-active {
		  opacity: 0;
		}

		.modal-enter .modal-container,.modal-leave-active .modal-container {
		  -webkit-transform: scale(1.1);
		  transform: scale(1.1);
		}
<!-- template for the modal component -->
<script type="text/x-template" id="modal-template">
  <transition name="modal">
    <div class="modal-mask">
      <div class="modal-wrapper">
        <div class="modal-container">

          <div class="modal-header">
            <slot name="header">
              default header
            </slot>
            <button class="modal-default-button" @click="$emit('close')">Close</button>
          </div>

          <div class="modal-body">
            <slot name="body">
              default body
            </slot>
          </div>

          <div class="modal-footer">
            <slot name="footer">
              default footer
              <button class="modal-default-button" @click="$emit('close')">
                OK
              </button>
            </slot>
          </div>
        </div>
      </div>
    </div>
  </transition>
</script>

<!-- app -->
<div id="app">
  <button id="show-modal" @click="showModal = true">Show Modal</button>
  <!-- use the modal component,pass in the prop -->
  <modal v-if="showModal" @close="showModal = false">
    <!--
      you can use custom content here to overwrite
      default content
    -->
    <div slot="body">
      <div class="modal-body">
        <h4>Text in a modal</h4>
        <p>Duis mollis,est non commodo luctus,nisi erat porttitor ligula.</p>
        <h4>Popover in a modal</h4>
        <p>This <a href="#" class="btn btn-default popover-test" role="button" title="" data-content="And here's some amazing content. It's very engaging. right?" data-original-title="A Title">button</a> should trigger a popover on click.</p>
        <h4>Tooltips in a modal</h4>
        <p><a href="#" class="tooltip-test" title="" data-original-title="Tooltip">This link</a> and <a href="#" class="tooltip-test" title="" data-original-title="Tooltip">that link</a> should have tooltips on hover.</p>
        <hr>
        <h4>Overflowing text to show scroll behavior</h4>
        <p>Cras mattis consectetur purus sit amet fermentum. Cras justo odio,dapibus ac facilisis in,egestas eget quam. Morbi leo risus,porta ac consectetur ac,vestibulum at eros.</p>
        <p>Praesent commodo cursus magna,vel scelerisque nisl consectetur et. Vivamus sagittis lacus vel augue laoreet rutrum faucibus dolor auctor.</p>
        <p>Aenean lacinia bibendum nulla sed consectetur. Praesent commodo cursus magna,vel scelerisque nisl consectetur et. Donec sed odio dui. Donec ullamcorper nulla non metus auctor fringilla.</p>
        <p>Cras mattis consectetur purus sit amet fermentum. Cras justo odio,vel scelerisque nisl consectetur et. Donec sed odio dui. Donec ullamcorper nulla non metus auctor fringilla.</p>
      </div>
    </div>
    <h3 slot="header">custom header</h3>
  </modal>
</div>

<script src="https://unpkg.com/vue@latest/dist/vue.js"></script>

<script>
	// register modal component
	Vue.component('modal',{
	  template: '#modal-template'
	})

	// start app
	new Vue({
	  el: '#app',data: {
	    showModal: false
	  }
	})
</script>

解决方法

大多数情况下,这是因为你的vue.js需要加载,直到它能够做你想要的.

您基本上加载默认可见的html内容.

在html之后你加载vue和vue会因你的v-if或v-show语句而隐藏你的内容.确保这样的事情没有发生的最简单方法是使用v-cloak指令加上一点css.

将其置于此示例中给出的非常高的水平

<div id="app"><!-- vue mounted at this div -->
    <div v-cloak>

        <!-- your actual code / content -->

    </div>
</div>

和CSS

[v-cloak] { display: none; }

一旦vue完成加载,v-cloak属性将被删除.因此,一切都被隐藏,直到vue完成加载.这应该确保您的内容不闪烁.

原文链接:https://www.f2er.com/js/159056.html

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