<template><transition name="msgbox"><div v-if="show" class="msgbox-container" :class="className"><header>{{title}}</header><div class="content-body"><div>弹出内容可以嵌入html标签</div></div><footer><a v-if="cancel" href="javascript:;" @click="cancelBtn" class="button">{{cancel}}</a><a href="javascript:;" @click="successBtn" class="button">{{confirm}}</a></footer></div></transition>
</template>

<script>
export default {data () {return {show: false,title: '提示',content: '',confirm: '确定',cancel:'',className:''}},watch:{show (val) {if (val) {if(!this.hasClass(document.body,"pop-mask")){this.addClass(document.body,"pop-mask");}}else{this.removeClass(document.body,"pop-mask");}}},beforeMount () {//如果已经存在，则阻止出现第二次let node = document.querySelector('.msgbox-container')if (node && node.parentNode) {node.parentNode.removeChild(node)}},methods: {successBtn () {this.show = false;},cancelBtn () {this.show = false;},addClass(obj, cls){var obj_class = obj.className,blank = (obj_class != '') ? ' ' : '';var added = obj_class + blank + cls;obj.className = added;},removeClass(obj, cls){var obj_class = ' '+obj.className+' ';obj_class = obj_class.replace(/(\s+)/gi, ' ');var removed = obj_class.replace(' '+cls+' ', ' ');removed = removed.replace(/(^\s+)|(\s+$)/g, '');obj.className = removed;//替换原来的 class.
    },hasClass(obj, cls){var obj_class = obj.className,obj_class_lst = obj_class.split(/\s+/);var x = 0;for(x in obj_class_lst) {if(obj_class_lst[x] == cls) {return true;}}return false;}}
}
</script>

<style lang="scss" scoped>
.msgbox-container{position: fixed;top:50%;left:50%;width: 90%;background: #fff;color: #555;border-radius: 0.8rem;transform:translate(-50%,-50%) scale(1, 1);header{margin: 0;padding: 1.2rem 0;text-align: center;color: #333;height: 2rem;line-height: 2rem;font-size: 1.7rem;border-radius: 0.8rem 0.8rem 0 0;background: #fff;border-width: 0;border-bottom: 1px solid #ccc;}.content-body{font-size: 1.5rem;margin: 2rem 1rem;line-height: 2;max-height: 20rem;overflow-y: auto;color: #666;div{padding: 0 1rem;text-align: justify;word-break: break-all;}}footer {width: 100%;text-align: center;display: block !important;border-width: 0;border-top: 1px solid #ccc;overflow: hidden;background: transparent;border-radius: 0 0 0.8rem 0.8rem;.button{float: left;padding: 1rem 0;width: 50%;color: #999;box-sizing: border-box;line-height: 3rem;font-size: 1.7rem;background: #f7f7f7;border-right: 1px solid #D5D7D6;text-decoration: none;-webkit-tap-highlight-color: transparent;}.button:first-child:nth-last-child(1) {width: 100%;}.button:first-child:nth-last-child(2) ~ .button {width: 50%;}}
}
.msgbox-enter,.msgbox-leave-to{-webkit-transform:  translate(-50%,-50%) scale(0,0);
}
.msgbox-enter-active,.msgbox-leave-active{-webkit-transition: all .3s;transition: all .3s;
}
.msgbox-enter-to,.msgbox-leave{-webkit-transform:  translate(-50%,-50%) scale(1,1);
}
</style>

import emComponent from './components/custom/index'
Vue.use(emComponent)

<template><div><label id="msgbox" @click.stop="showMsgbox">点击我显示msgbox</label></div>
</template>
<script>

<script>
export default {name: 'test',data(){return {}},methods:{showMsgbox(){this.$msgbox({title:'温馨提示',cancel:'取消',content:'这里是消息弹出内容',confirm:'确定按钮',className:'pop-custom'}).then(()=>{console.log("我点击了确定按钮")}).catch((err)=>{console.log("error");})}}
}
</script>