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<template>
<view v-if="showPopup" class="uni-popup" :class="[popupstyle, isDesktop ? 'fixforpc-z-index' : '']">
<view @touchstart="touchstart">
<uni-transition key="1" v-if="maskShow" name="mask" mode-class="fade" :styles="maskClass"
:duration="duration" :show="showTrans" @click="onTap" />
<uni-transition key="2" :mode-class="ani" name="content" :styles="transClass" :duration="duration"
:show="showTrans" @click="onTap">
<view class="uni-popup__wrapper" :style="{ backgroundColor: bg }" :class="[popupstyle]" @click="clear">
<slot />
</view>
</uni-transition>
</view>
<!-- #ifdef H5 -->
<keypress v-if="maskShow" @esc="onTap" />
<!-- #endif -->
</view>
</template>
<script>
// #ifdef H5
import keypress from './keypress.js'
// #endif
/**
* PopUp 弹出层
* @description 弹出层组件,为了解决遮罩弹层的问题
* @tutorial https://ext.dcloud.net.cn/plugin?id=329
* @property {String} type = [top|center|bottom|left|right|message|dialog|share] 弹出方式
* @value top 顶部弹出
* @value center 中间弹出
* @value bottom 底部弹出
* @value left 左侧弹出
* @value right 右侧弹出
* @value message 消息提示
* @value dialog 对话框
* @value share 底部分享示例
* @property {Boolean} animation = [true|false] 是否开启动画
* @property {Boolean} maskClick = [true|false] 蒙版点击是否关闭弹窗(废弃)
* @property {Boolean} isMaskClick = [true|false] 蒙版点击是否关闭弹窗
* @property {String} backgroundColor 主窗口背景色
* @property {String} maskBackgroundColor 蒙版颜色
* @property {Boolean} safeArea 是否适配底部安全区
* @event {Function} change 打开关闭弹窗触发,e={show: false}
* @event {Function} maskClick 点击遮罩触发
*/
export default {
name: 'uniPopup',
components: {
// #ifdef H5
keypress
// #endif
},
emits: ['change', 'maskClick'],
props: {
// 开启动画
animation: {
type: Boolean,
default: true
},
// 弹出层类型,可选值,top: 顶部弹出层;bottom:底部弹出层;center:全屏弹出层
// message: 消息提示 ; dialog : 对话框
type: {
type: String,
default: 'center'
},
// maskClick
isMaskClick: {
type: Boolean,
default: null
},
// TODO 2 个版本后废弃属性 ,使用 isMaskClick
maskClick: {
type: Boolean,
default: null
},
backgroundColor: {
type: String,
default: 'none'
},
safeArea: {
type: Boolean,
default: true
},
maskBackgroundColor: {
type: String,
default: 'rgba(0, 0, 0, 0.4)'
},
},
watch: {
/**
* 监听type类型
*/
type: {
handler: function(type) {
if (!this.config[type]) return
this[this.config[type]](true)
},
immediate: true
},
isDesktop: {
handler: function(newVal) {
if (!this.config[newVal]) return
this[this.config[this.type]](true)
},
immediate: true
},
/**
* 监听遮罩是否可点击
* @param {Object} val
*/
maskClick: {
handler: function(val) {
this.mkclick = val
},
immediate: true
},
isMaskClick: {
handler: function(val) {
this.mkclick = val
},
immediate: true
},
// H5 下禁止底部滚动
showPopup(show) {
// #ifdef H5
// fix by mehaotian 处理 h5 滚动穿透的问题
document.getElementsByTagName('body')[0].style.overflow = show ? 'hidden' : 'visible'
// #endif
}
},
data() {
return {
duration: 300,
ani: [],
showPopup: false,
showTrans: false,
popupWidth: 0,
popupHeight: 0,
config: {
top: 'top',
bottom: 'bottom',
center: 'center',
left: 'left',
right: 'right',
message: 'top',
dialog: 'center',
share: 'bottom'
},
maskClass: {
position: 'fixed',
bottom: 0,
top: 0,
left: 0,
right: 0,
backgroundColor: 'rgba(0, 0, 0, 0.4)'
},
transClass: {
position: 'fixed',
left: 0,
right: 0
},
maskShow: true,
mkclick: true,
popupstyle: this.isDesktop ? 'fixforpc-top' : 'top'
}
},
computed: {
isDesktop() {
return this.popupWidth >= 500 && this.popupHeight >= 500
},
bg() {
if (this.backgroundColor === '' || this.backgroundColor === 'none') {
return 'transparent'
}
return this.backgroundColor
}
},
mounted() {
const fixSize = () => {
const {
windowWidth,
windowHeight,
windowTop,
safeArea,
screenHeight,
safeAreaInsets
} = uni.getSystemInfoSync()
this.popupWidth = windowWidth
this.popupHeight = windowHeight + (windowTop || 0)
// TODO fix by mehaotian 是否适配底部安全区 ,目前微信ios 、和 app ios 计算有差异,需要框架修复
if (safeArea && this.safeArea) {
// #ifdef MP-WEIXIN
this.safeAreaInsets = screenHeight - safeArea.bottom
// #endif
// #ifndef MP-WEIXIN
this.safeAreaInsets = safeAreaInsets.bottom
// #endif
} else {
this.safeAreaInsets = 0
}
}
fixSize()
// #ifdef H5
// window.addEventListener('resize', fixSize)
// this.$once('hook:beforeDestroy', () => {
// window.removeEventListener('resize', fixSize)
// })
// #endif
},
// #ifndef VUE3
// TODO vue2
destroyed() {
this.setH5Visible()
},
// #endif
// #ifdef VUE3
// TODO vue3
unmounted() {
this.setH5Visible()
},
// #endif
created() {
// this.mkclick = this.isMaskClick || this.maskClick
if (this.isMaskClick === null && this.maskClick === null) {
this.mkclick = true
} else {
this.mkclick = this.isMaskClick !== null ? this.isMaskClick : this.maskClick
}
if (this.animation) {
this.duration = 300
} else {
this.duration = 0
}
// TODO 处理 message 组件生命周期异常的问题
this.messageChild = null
// TODO 解决头条冒泡的问题
this.clearPropagation = false
this.maskClass.backgroundColor = this.maskBackgroundColor
},
methods: {
setH5Visible() {
// #ifdef H5
// fix by mehaotian 处理 h5 滚动穿透的问题
document.getElementsByTagName('body')[0].style.overflow = 'visible'
// #endif
},
/**
* 公用方法,不显示遮罩层
*/
closeMask() {
this.maskShow = false
},
/**
* 公用方法,遮罩层禁止点击
*/
disableMask() {
this.mkclick = false
},
// TODO nvue 取消冒泡
clear(e) {
// #ifndef APP-NVUE
e.stopPropagation()
// #endif
this.clearPropagation = true
},
open(direction) {
// fix by mehaotian 处理快速打开关闭的情况
if (this.showPopup) {
clearTimeout(this.timer)
this.showPopup = false
}
let innerType = ['top', 'center', 'bottom', 'left', 'right', 'message', 'dialog', 'share']
if (!(direction && innerType.indexOf(direction) !== -1)) {
direction = this.type
}
if (!this.config[direction]) {
console.error('缺少类型:', direction)
return
}
this[this.config[direction]]()
this.$emit('change', {
show: true,
type: direction
})
},
close(type) {
this.showTrans = false
this.$emit('change', {
show: false,
type: this.type
})
clearTimeout(this.timer)
// // 自定义关闭事件
// this.customOpen && this.customClose()
this.timer = setTimeout(() => {
this.showPopup = false
}, 300)
},
// TODO 处理冒泡事件,头条的冒泡事件有问题 ,先这样兼容
touchstart() {
this.clearPropagation = false
},
onTap() {
if (this.clearPropagation) {
// fix by mehaotian 兼容 nvue
this.clearPropagation = false
return
}
this.$emit('maskClick')
if (!this.mkclick) return
this.close()
},
/**
* 顶部弹出样式处理
*/
top(type) {
this.popupstyle = this.isDesktop ? 'fixforpc-top' : 'top'
this.ani = ['slide-top']
this.transClass = {
position: 'fixed',
left: 0,
right: 0,
backgroundColor: this.bg
}
// TODO 兼容 type 属性 ,后续会废弃
if (type) return
this.showPopup = true
this.showTrans = true
this.$nextTick(() => {
if (this.messageChild && this.type === 'message') {
this.messageChild.timerClose()
}
})
},
/**
* 底部弹出样式处理
*/
bottom(type) {
this.popupstyle = 'bottom'
this.ani = ['slide-bottom']
this.transClass = {
position: 'fixed',
left: 0,
right: 0,
bottom: 0,
paddingBottom: this.safeAreaInsets + 'px',
backgroundColor: this.bg
}
// TODO 兼容 type 属性 ,后续会废弃
if (type) return
this.showPopup = true
this.showTrans = true
},
/**
* 中间弹出样式处理
*/
center(type) {
this.popupstyle = 'center'
this.ani = ['zoom-out', 'fade']
this.transClass = {
position: 'fixed',
/* #ifndef APP-NVUE */
display: 'flex',
flexDirection: 'column',
/* #endif */
bottom: 0,
left: 0,
right: 0,
top: 0,
justifyContent: 'center',
alignItems: 'center'
}
// TODO 兼容 type 属性 ,后续会废弃
if (type) return
this.showPopup = true
this.showTrans = true
},
left(type) {
this.popupstyle = 'left'
this.ani = ['slide-left']
this.transClass = {
position: 'fixed',
left: 0,
bottom: 0,
top: 0,
backgroundColor: this.bg,
/* #ifndef APP-NVUE */
display: 'flex',
flexDirection: 'column'
/* #endif */
}
// TODO 兼容 type 属性 ,后续会废弃
if (type) return
this.showPopup = true
this.showTrans = true
},
right(type) {
this.popupstyle = 'right'
this.ani = ['slide-right']
this.transClass = {
position: 'fixed',
bottom: 0,
right: 0,
top: 0,
backgroundColor: this.bg,
/* #ifndef APP-NVUE */
display: 'flex',
flexDirection: 'column'
/* #endif */
}
// TODO 兼容 type 属性 ,后续会废弃
if (type) return
this.showPopup = true
this.showTrans = true
}
}
}
</script>
<style lang="scss">
.uni-popup {
position: fixed;
/* #ifndef APP-NVUE */
z-index: 99;
/* #endif */
&.top,
&.left,
&.right {
/* #ifdef H5 */
top: var(--window-top);
/* #endif */
/* #ifndef H5 */
top: 0;
/* #endif */
}
.uni-popup__wrapper {
/* #ifndef APP-NVUE */
display: block;
/* #endif */
position: relative;
/* iphonex 等安全区设置底部安全区适配 */
/* #ifndef APP-NVUE */
// padding-bottom: constant(safe-area-inset-bottom);
// padding-bottom: env(safe-area-inset-bottom);
/* #endif */
&.left,
&.right {
/* #ifdef H5 */
padding-top: var(--window-top);
/* #endif */
/* #ifndef H5 */
padding-top: 0;
/* #endif */
flex: 1;
}
}
}
.fixforpc-z-index {
/* #ifndef APP-NVUE */
z-index: 999;
/* #endif */
}
.fixforpc-top {
top: 0;
}
</style>