You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
84 lines
1.8 KiB
84 lines
1.8 KiB
3 years ago
|
<template>
|
||
|
|
<!-- 返回顶部 -->
|
||
|
|
<view class="toTop_M">
|
||
|
|
<view class="btn" @tap="toTop" :style="{'display':(toTopFlag === false ? 'none' : 'block')}">
|
||
|
|
<uni-icons class="list-menu-icon" custom-prefix="iconfont" :type="'icon-shouye'" size="20" :color="iconColor"></uni-icons>
|
||
|
|
</view>
|
||
|
|
</view>
|
||
|
|
</template>
|
||
|
|
|
||
|
|
<script>
|
||
|
|
|
||
|
|
import UniIcons from "../../uni_modules/uni-icons/components/uni-icons/uni-icons";
|
||
|
|
export default {
|
||
|
|
name: "toTop",
|
||
|
|
//import引入的组件需要注入到对象中才能使用
|
||
|
|
components: {UniIcons},
|
||
|
|
//混合封装的属性和方法
|
||
|
|
mixins: [],
|
||
|
|
//组件传入的属性
|
||
|
|
props: {
|
||
|
|
toTopFlag: {
|
||
|
|
type: Boolean,
|
||
|
|
default: false
|
||
|
|
},
|
||
|
|
toTop: {
|
||
|
|
type: Function,
|
||
|
|
default: () => {}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
data() {
|
||
|
|
//这里存放数据
|
||
|
|
return {
|
||
|
|
iconColor: '#1a94bc',
|
||
|
|
};
|
||
|
|
},
|
||
|
|
//计算属性 类似于data概念
|
||
|
|
computed: {},
|
||
|
|
//监控data中的数据变化
|
||
|
|
watch: {},
|
||
|
|
//方法集合
|
||
|
|
methods: {
|
||
|
|
},
|
||
|
|
created() {
|
||
|
|
}, //生命周期 - 创建完成（可以访问当前this实例）
|
||
|
|
mounted() {
|
||
|
|
}, //生命周期 - 挂载完成（可以访问DOM元素）
|
||
|
|
beforeCreate() {
|
||
|
|
}, //生命周期 - 创建之前
|
||
|
|
beforeMount() {
|
||
|
|
}, //生命周期 - 挂载之前
|
||
|
|
beforeUpdate() {
|
||
|
|
}, //生命周期 - 更新之前
|
||
|
|
updated() {
|
||
|
|
}, //生命周期 - 更新之后
|
||
|
|
beforeDestroy() {
|
||
|
|
}, //生命周期 - 销毁之前
|
||
|
|
destroyed() {
|
||
|
|
}, //生命周期 - 销毁完成
|
||
|
|
activated() {
|
||
|
|
} //如果页面有keep-alive缓存功能，这个函数会触发
|
||
|
|
}
|
||
|
|
</script>
|
||
|
|
|
||
|
|
<style scoped lang="scss">
|
||
|
|
.toTop_M {
|
||
|
|
|
||
|
|
.btn {
|
||
|
|
position: fixed;
|
||
|
|
z-index: 9999;
|
||
|
|
right: 32rpx;
|
||
|
|
bottom: 200rpx;
|
||
|
|
background-color: $uni-white;
|
||
|
|
padding: 10rpx;
|
||
|
|
display: none;
|
||
|
|
border-radius: 10rpx;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
.btn .cuIcon-top {
|
||
|
|
font-size: 30px;
|
||
|
|
color: #FFFFFF;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
</style>
|