caimei-applets-caimei/components/cm-module/scrollTop/scrollTop.vue

<template name="scrollTop">
    <view>
        <view class="scrollTop" :style="{ bottom: bottom + 'rpx' }">
            <view class="icon msg" v-if="isShowKefu">
                <!-- #ifdef MP-WEIXIN -->
               <button class="contact-btn" open-type="contact" @bindcontact="handleContact">
                    <text class="iconfont icon-zixunrexian"></text>
                </button>
                <!-- #endif -->
            </view> 
            <view class="icon top" @click="onPageScrollTop" :class="isScrollTop ? 'show' : 'none'">
                <text class="iconfont icon-zhiding"></text>
            </view>
        </view>
    </view>
</template>

<script>
import { mapState, mapMutations } from 'vuex'
export default {
    name: 'scrollTop',
    props: {
        bottom: {
            type: Number,
            default: 100
        },
        isScrollTop: {
            type: Boolean,
            default: false
        },
		isShowKefu:{
			type: Boolean,
			default: true
		},
        isShowSupplier: {
            // 是否展示供应商服务图标
            type: Boolean,
            default: false
        }
    },
    data() {
        return {
            isPhone: false,
            telPhone: '0755-22907771',
            mobilePhone: '15338851365',
            isShowIcon: true
        }
    },
    created() {},
    computed: {
        ...mapState(['hasLogin'])
    },
    methods: {
        onPageScrollTop() {
            uni.pageScrollTo({
                scrollTop: 0,
                duration: 600
            })
        },
        handleContact(e) {
            console.log(e.detail.path)
            console.log(e.detail.query)
        }
    }
}
</script>

<style lang="scss">
.scrollTop {
    width: 80rpx;
    height: 120rpx;
    position: fixed;
    right: 20rpx;
    z-index: 99;
    .icon {
        width: 80rpx;
        height: 80rpx;
        border-radius: 50%;
        float: left;
        margin: 10rpx 0;
        line-height: 80rpx;
        text-align: center;
        .contact-btn {
            width: 80rpx;
            height: 80rpx;
            background-color: rgba(0, 0, 0, 0);
            line-height: 80rpx;
            .iconfont {
                font-size: $font-size-44;
                color: #ffffff;
            }
        }
        &.msg {
            background-color: #ffe6dc;
            .iconfont {
                color: #ff5b00;
            }
        }
        &.top {
            background-color: rgba(0, 0, 0, 0.4);
            &.show {
                opacity: 1;
            }
            &.none {
                opacity: 0;
            }
        }
        .iconfont {
            font-size: $font-size-44;
            color: #ffffff;
        }
    }
}
</style>