lilishop-uniapp/uview-ui/components/u-top-tips/u-top-tips.vue

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Vue
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2021-05-13 11:03:32 +08:00
<template>
<view class="u-tips" :class="['u-' + type, isShow ? 'u-tip-show' : '']" :style="{
top: navbarHeight + 'px',
zIndex: uZIndex
}">{{ title }}</view>
</template>
<script>
/**
* topTips 顶部提示
* @description 该组件一般用于页面顶部向下滑出一个提示尔后自动收起的场景
* @tutorial https://www.uviewui.com/components/topTips.html
* @property {String Number} navbar-height 导航栏高度(包含状态栏高度在内)单位PX
* @property {String Number} z-index z-index值默认975
* @example <u-top-tips ref="uTips"></u-top-tips>
*/
export default {
name: "u-top-tips",
props: {
// 导航栏高度,用于提示的初始化
navbarHeight: {
type: [Number, String],
// #ifndef H5
default: 0,
// #endif
// #ifdef H5
default: 44,
// #endif
},
// z-index值
zIndex: {
type: [Number, String],
default: ''
}
},
data() {
return {
timer: null, // 定时器
isShow: false, // 是否显示消息组件
title: '', // 组件中显示的消息内容
type: 'primary', // 消息的类型颜色不同primarysuccesserrorwarninginfo
duration: 2000, // 组件显示的时间,单位为毫秒
};
},
computed: {
uZIndex() {
return this.zIndex ? this.zIndex : this.$u.zIndex.topTips;
}
},
methods: {
show(config = {}) {
// 先清除定时器(可能是上一次定义的,需要清除了再开始新的)
clearTimeout(this.timer);
// 时间,内容,类型主题(type)等参数
if (config.duration) this.duration = config.duration;
if (config.type) this.type = config.type;
this.title = config.title;
this.isShow = true;
// 倒计时
this.timer = setTimeout(() => {
this.isShow = false;
clearTimeout(this.timer);
this.timer = null;
}, this.duration);
}
}
};
</script>
<style lang="scss" scoped>
@import "../../libs/css/style.components.scss";
view {
box-sizing: border-box;
}
// 顶部弹出类型样式
.u-tips {
width: 100%;
position: fixed;
z-index: 1;
padding: 20rpx 30rpx;
color: #FFFFFF;
font-size: 28rpx;
left: 0;
right: 0;
display: flex;
align-items: center;
justify-content: center;
opacity: 0;
// 此处为最核心点translateY(-100%)意味着将其从Y轴隐藏隐藏到顶部(h5)或者说导航栏(app)下面)
transform: translateY(-100%);
transition: all 0.35s linear;
}
.u-tip-show {
transform: translateY(0);
opacity: 1;
z-index: 99;
}
.u-primary {
background: $u-type-primary;
}
.u-success {
background: $u-type-success;
}
.u-warning {
background: $u-type-warning;
}
.u-error {
background: $u-type-error;
}
.u-info {
background: $u-type-info;
}
</style>