380 lines
11 KiB
Vue
380 lines
11 KiB
Vue
<template>
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<view
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v-if="visibleSync"
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class="u-drawer"
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:style="$u.toStyle({ zIndex: Number(uZIndex) - 1 }, customStyle)"
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:class="customClass"
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hover-stop-propagation
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>
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<u-mask
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:duration="duration"
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:custom-style="maskCustomStyle"
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:maskClickAble="maskCloseAble"
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:z-index="Number(uZIndex) - 2"
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:show="showDrawer && mask"
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@click="maskClick"
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></u-mask>
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<view
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class="u-drawer-content"
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@tap="modeCenterClose(mode)"
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:class="[
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safeAreaInsetBottom ? 'safe-area-inset-bottom' : '',
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'u-drawer-' + mode,
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showDrawer ? 'u-drawer-content-visible' : '',
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zoom && mode == 'center' ? 'u-animation-zoom' : ''
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]"
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@touchmove.stop.prevent
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:style="[style]"
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>
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<view
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v-if="mode == 'center'"
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class="u-mode-center-box"
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@tap.stop.prevent
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@touchmove.stop.prevent
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:style="[centerStyle]"
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>
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<view v-if="closeable" @click="close" class="u-close" :class="['u-close--' + closeIconPos]">
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<u-icon :name="closeIcon" :color="closeIconColor" :size="closeIconSize"></u-icon>
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</view>
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<scroll-view class="u-drawer__scroll-view" :scroll-y="true">
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<slot />
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</scroll-view>
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</view>
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<scroll-view class="u-drawer__scroll-view" :scroll-y="true" v-else>
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<slot />
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</scroll-view>
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<view
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v-if="mode != 'center' && closeable"
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@click="close"
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class="u-close"
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:class="['u-close--' + closeIconPos]"
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>
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<u-icon :name="closeIcon" :color="closeIconColor" :size="closeIconSize"></u-icon>
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</view>
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</view>
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</view>
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</template>
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<script lang="ts">
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export default {
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name: 'u-popup',
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options: {
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addGlobalClass: true,
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// #ifndef MP-TOUTIAO
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virtualHost: true,
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// #endif
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styleIsolation: 'shared'
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}
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};
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</script>
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<script setup lang="ts">
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import { ref, computed, watch, onMounted, nextTick } from 'vue';
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import { $u } from '../..';
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import { PopupProps } from './types';
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/**
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* popup 弹窗
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* @description 弹出层容器，用于展示弹窗、信息提示等内容，支持上、下、左、右和中部弹出。组件只提供容器，内部内容由用户自定义
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* @tutorial https://uviewpro.cn/zh/components/popup.html
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* @property {String} mode 弹出方向（默认left）
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* @property {Boolean} mask 是否显示遮罩（默认true）
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* @property {Stringr | Number} length mode=left | 见官网说明（默认auto）
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* @property {Boolean} zoom 是否开启缩放动画，只在mode为center时有效（默认true）
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* @property {Boolean} safe-area-inset-bottom 是否开启底部安全区适配（默认false）
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* @property {Boolean} mask-close-able 点击遮罩是否可以关闭弹出层（默认true）
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* @property {Object} custom-style 用户自定义样式
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* @property {Stringr | Number} negative-top 中部弹出时，往上偏移的值
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* @property {Numberr | String} border-radius 弹窗圆角值（默认0）
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* @property {Numberr | String} z-index 弹出内容的z-index值（默认1075）
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* @property {Boolean} closeable 是否显示关闭图标（默认false）
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* @property {String} close-icon 关闭图标的名称，只能uView的内置图标
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* @property {String} close-icon-pos 自定义关闭图标位置（默认top-right）
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* @property {String} close-icon-color 关闭图标的颜色（默认var(--u-tips-color)）
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* @property {Number | String} close-icon-size 关闭图标的大小，单位rpx（默认30）
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* @event {Function} open 弹出层打开
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* @event {Function} close 弹出层收起
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* @example <u-popup v-model="show"><view>出淤泥而不染，濯清涟而不妖</view></u-popup>
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*/
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const props = defineProps(PopupProps);
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const emit = defineEmits(['update:modelValue', 'open', 'close']);
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// 组件内部状态
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const visibleSync = ref(false);
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const showDrawer = ref(false);
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const timer = ref<ReturnType<typeof setTimeout> | null>(null);
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const closeFromInner = ref(false); // value的值改变，是发生在内部还是外部
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// 根据mode的位置，设定其弹窗的宽度(mode = left|right)，或者高度(mode = top|bottom)
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const style = computed(() => {
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let style: Record<string, any> = {};
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// 如果是左边或者上边弹出时，需要给translate设置为负值，用于隐藏
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if (props.mode == 'left' || props.mode == 'right') {
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style = {
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width: props.width ? getUnitValue(props.width) : getUnitValue(props.length),
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height: '100%',
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transform: `translate3D(${props.mode == 'left' ? '-100%' : '100%'},0px,0px)`
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};
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} else if (props.mode == 'top' || props.mode == 'bottom') {
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style = {
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width: '100%',
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height: props.height ? getUnitValue(props.height) : getUnitValue(props.length),
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transform: `translate3D(0px,${props.mode == 'top' ? '-100%' : '100%'},0px)`
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};
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}
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// 如果用户设置了borderRadius值，添加弹窗的圆角
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style.zIndex = uZIndex.value;
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if (props.borderRadius) {
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switch (props.mode) {
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case 'left':
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style.borderRadius = `0 ${props.borderRadius}rpx ${props.borderRadius}rpx 0`;
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break;
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case 'top':
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style.borderRadius = `0 0 ${props.borderRadius}rpx ${props.borderRadius}rpx`;
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break;
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case 'right':
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style.borderRadius = `${props.borderRadius}rpx 0 0 ${props.borderRadius}rpx`;
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break;
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case 'bottom':
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style.borderRadius = `${props.borderRadius}rpx ${props.borderRadius}rpx 0 0`;
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break;
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default:
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}
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// 不加可能圆角无效
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style.overflow = 'hidden';
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}
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if (props.duration) style.transition = `all ${Number(props.duration) / 1000}s linear`;
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return style;
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});
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// 中部弹窗的特有样式
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const centerStyle = computed(() => {
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let style: Record<string, any> = {};
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style.width = props.width ? getUnitValue(props.width) : getUnitValue(props.length);
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// 中部弹出的模式，如果没有设置高度，就用auto值，由内容撑开高度
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style.height = props.height ? getUnitValue(props.height) : 'auto';
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style.zIndex = uZIndex.value;
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style.marginTop = `-${$u.addUnit(props.negativeTop)}`;
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if (props.borderRadius) {
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style.borderRadius = `${props.borderRadius}rpx`;
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// 不加可能圆角无效
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style.overflow = 'hidden';
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}
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return style;
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});
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// 计算整理后的z-index值
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const uZIndex = computed(() => (props.zIndex ? props.zIndex : $u.zIndex.popup));
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watch(
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() => props.modelValue,
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val => {
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if (val) {
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open();
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} else if (!closeFromInner.value) {
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close();
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}
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closeFromInner.value = false;
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}
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);
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onMounted(() => {
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if (props.modelValue) open();
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});
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/**
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* 判断传入的值，是否带有单位，如果没有，就默认用rpx单位
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*/
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function getUnitValue(val: string | number) {
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if (/(%|px|rpx|auto)$/.test(String(val))) return val;
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else return val + 'rpx';
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}
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/**
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* 遮罩被点击
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*/
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function maskClick() {
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close();
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}
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/**
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* 关闭弹窗
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*/
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function close() {
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// 标记关闭是内部发生的，否则修改了value值，导致watch中对value检测，导致再执行一遍close
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// 造成@close事件触发两次
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closeFromInner.value = true;
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change('showDrawer', 'visibleSync', false);
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}
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/**
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* 中部弹出时，点击内容区域关闭弹窗
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*/
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function modeCenterClose(mode: string) {
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// 中部弹出时，需要.u-drawer-content将居中内容，此元素会铺满屏幕，点击需要关闭弹窗
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// 让其只在mode=center时起作用
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if (mode != 'center' || !props.maskCloseAble) return;
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close();
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}
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/**
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* 打开弹窗
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*/
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function open() {
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change('visibleSync', 'showDrawer', true);
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}
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/**
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* 控制弹窗显示/隐藏的动画和状态
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* 此处的原理是，关闭时先通过动画隐藏弹窗和遮罩，再移除整个组件
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* 打开时，先渲染组件，延时一定时间再让遮罩和弹窗的动画起作用
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*/
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function change(param1: 'showDrawer' | 'visibleSync', param2: 'visibleSync' | 'showDrawer', status: boolean) {
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// 如果this.popup为false，意味着为picker，actionsheet等组件调用了popup组件
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if (props.popup === true) {
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emit('update:modelValue', status);
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}
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(param1 === 'showDrawer' ? showDrawer : visibleSync).value = status;
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if (status) {
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// #ifdef H5 || MP
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timer.value = setTimeout(() => {
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(param2 === 'showDrawer' ? showDrawer : visibleSync).value = status;
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emit(status ? 'open' : 'close');
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}, 50);
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// #endif
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// #ifndef H5 || MP
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nextTick(() => {
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(param2 === 'showDrawer' ? showDrawer : visibleSync).value = status;
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emit(status ? 'open' : 'close');
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});
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// #endif
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} else {
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timer.value = setTimeout(() => {
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(param2 === 'showDrawer' ? showDrawer : visibleSync).value = status;
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emit(status ? 'open' : 'close');
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}, Number(props.duration));
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}
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}
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</script>
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<style scoped lang="scss">
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@import '../../libs/css/style.components.scss';
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.u-drawer {
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/* #ifndef APP-NVUE */
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display: block;
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/* #endif */
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position: fixed;
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top: 0;
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left: 0;
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right: 0;
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bottom: 0;
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overflow: hidden;
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}
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.u-drawer-content {
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/* #ifndef APP-NVUE */
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display: block;
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/* #endif */
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position: absolute;
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z-index: 1003;
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transition: all 0.25s linear;
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}
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.u-drawer__scroll-view {
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width: 100%;
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height: 100%;
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}
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.u-drawer-left {
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top: 0;
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bottom: 0;
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left: 0;
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background-color: var(--u-bg-white);
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}
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.u-drawer-right {
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right: 0;
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top: 0;
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bottom: 0;
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background-color: var(--u-bg-white);
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}
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.u-drawer-top {
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top: 0;
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left: 0;
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right: 0;
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background-color: var(--u-bg-white);
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}
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.u-drawer-bottom {
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bottom: 0;
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left: 0;
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right: 0;
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background-color: var(--u-bg-white);
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}
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.u-drawer-center {
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@include vue-flex;
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flex-direction: column;
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bottom: 0;
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left: 0;
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right: 0;
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top: 0;
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justify-content: center;
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align-items: center;
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opacity: 0;
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z-index: 99999;
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}
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.u-mode-center-box {
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min-width: 100rpx;
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min-height: 100rpx;
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/* #ifndef APP-NVUE */
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display: block;
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/* #endif */
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position: relative;
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background-color: var(--u-bg-white);
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}
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.u-drawer-content-visible.u-drawer-center {
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transform: scale(1);
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opacity: 1;
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}
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.u-animation-zoom {
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transform: scale(1.15);
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}
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.u-drawer-content-visible {
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transform: translate3D(0px, 0px, 0px) !important;
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}
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.u-close {
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position: absolute;
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z-index: 3;
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}
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.u-close--top-left {
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top: 30rpx;
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left: 30rpx;
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}
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.u-close--top-right {
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top: 30rpx;
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right: 30rpx;
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}
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.u-close--bottom-left {
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bottom: 30rpx;
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left: 30rpx;
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}
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.u-close--bottom-right {
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right: 30rpx;
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bottom: 30rpx;
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}
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</style>
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