本文实例为大家分享了vue动画封装的具体代码,供大家参考,具体内容如下
<style> .v-enter,.v-leave-to{ opacity: 0; } .v-enter-active,.v-leave-active{ transition:opacity 1s; }</style><div id='app'> <transition> <div v-if='show'>hello world</div> </transition> <button @click='handleClick'>切换</button></div><script>var vm = new Vue({ el:'#app', data:{ show:true }, methods:{ handleClick:function(){ this.show = !this.show; } }})</script>
有时候这种渐隐渐现的效果用的比较多,要复用,需要封装一下,怎么封装呢
<style> .v-enter,.v-leave-to{ opacity: 0; } .v-enter-active,.v-leave-active{ transition:opacity 1s; }</style><div id='app'> <fade :show='show'> <div>hello world</div> </fade> <fade :show='show'> <h1>hello world</h1> </fade> <button @click='handleClick'>切换</button></div><script>Vue.component('fade',{ props:['show'], template: ` <transition> <slot v-if='show'></slot> </transition> `})var vm = new Vue({ el:'#app', data:{ show:false }, methods:{ handleClick:function(){ this.show = !this.show; } }})</script>
可以这样封装,将dom元素传入slot,除了这样,还可以样式一起封装进去
<div id='app'> <fade :show='show'> <div>hello world</div> </fade> <fade :show='show'> <h1>hello world</h1> </fade> <button @click='handleClick'>切换</button></div><script>Vue.component('fade',{ props:['show'], template: ` <transition @before-enter='handleBeforeEnter' @enter='handleEnter'> <slot v-if='show'></slot> </transition> `, methods:{ handleBeforeEnter:function(el){ el.style.color='red' }, handleEnter:function(el,done){ setTimeout(()=>{ el.style.color='green'; done(); },2000) } }})var vm = new Vue({ el:'#app', data:{ show:false }, methods:{ handleClick:function(){ this.show = !this.show; } }})</script>
把样式一起封装进来,是比较推荐的方式。
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持。