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- <template>
- <view v-if="visibleSync" :style="[customStyle, {
- zIndex: uZindex - 1
- }]" class="u-drawer" hover-stop-propagation>
- <u-mask :duration="duration" :custom-style="maskCustomStyle" :maskClickAble="maskCloseAble" :z-index="uZindex - 2" :show="showDrawer && mask" @click="maskClick"></u-mask>
- <view
- class="u-drawer-content"
- @tap="modeCenterClose(mode)"
- :class="[
- safeAreaInsetBottom ? 'safe-area-inset-bottom' : '',
- 'u-drawer-' + mode,
- showDrawer ? 'u-drawer-content-visible' : '',
- zoom && mode == 'center' ? 'u-animation-zoom' : ''
- ]"
- @touchmove.stop.prevent
- @tap.stop.prevent
- :style="[style]"
- >
- <view class="u-mode-center-box" @tap.stop.prevent @touchmove.stop.prevent v-if="mode == 'center'" :style="[centerStyle]">
- <u-icon
- @click="close"
- v-if="closeable"
- class="u-close"
- :class="['u-close--' + closeIconPos]"
- :name="closeIcon"
- :color="closeIconColor"
- :size="closeIconSize"
- ></u-icon>
- <scroll-view class="u-drawer__scroll-view" scroll-y="true">
- <slot />
- </scroll-view>
- </view>
- <scroll-view class="u-drawer__scroll-view" scroll-y="true" v-else>
- <slot />
- </scroll-view>
- <view @tap="close" class="u-close" :class="['u-close--' + closeIconPos]">
- <u-icon
- v-if="mode != 'center' && closeable"
- :name="closeIcon"
- :color="closeIconColor"
- :size="closeIconSize"
- ></u-icon>
- </view>
- </view>
- </view>
- </template>
- <script>
- /**
- * popup 弹窗
- * @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
- * @tutorial https://www.uviewui.com/components/popup.html
- * @property {String} mode 弹出方向(默认left)
- * @property {Boolean} mask 是否显示遮罩(默认true)
- * @property {Stringr | Number} length mode=left | 见官网说明(默认auto)
- * @property {Boolean} zoom 是否开启缩放动画,只在mode为center时有效(默认true)
- * @property {Boolean} safe-area-inset-bottom 是否开启底部安全区适配(默认false)
- * @property {Boolean} mask-close-able 点击遮罩是否可以关闭弹出层(默认true)
- * @property {Object} custom-style 用户自定义样式
- * @property {Stringr | Number} negative-top 中部弹出时,往上偏移的值
- * @property {Numberr | String} border-radius 弹窗圆角值(默认0)
- * @property {Numberr | String} z-index 弹出内容的z-index值(默认1075)
- * @property {Boolean} closeable 是否显示关闭图标(默认false)
- * @property {String} close-icon 关闭图标的名称,只能uView的内置图标
- * @property {String} close-icon-pos 自定义关闭图标位置(默认top-right)
- * @property {String} close-icon-color 关闭图标的颜色(默认#909399)
- * @property {Number | String} close-icon-size 关闭图标的大小,单位rpx(默认30)
- * @event {Function} open 弹出层打开
- * @event {Function} close 弹出层收起
- * @example <u-popup v-model="show"><view>出淤泥而不染,濯清涟而不妖</view></u-popup>
- */
- export default {
- name: 'u-popup',
- props: {
- /**
- * 显示状态
- */
- show: {
- type: Boolean,
- default: false
- },
- /**
- * 弹出方向,left|right|top|bottom|center
- */
- mode: {
- type: String,
- default: 'left'
- },
- /**
- * 是否显示遮罩
- */
- mask: {
- type: Boolean,
- default: true
- },
- // 抽屉的宽度(mode=left|right),或者高度(mode=top|bottom),单位rpx,或者"auto"
- // 或者百分比"50%",表示由内容撑开高度或者宽度
- length: {
- type: [Number, String],
- default: 'auto'
- },
- // 是否开启缩放动画,只在mode=center时有效
- zoom: {
- type: Boolean,
- default: true
- },
- // 是否开启底部安全区适配,开启的话,会在iPhoneX机型底部添加一定的内边距
- safeAreaInsetBottom: {
- type: Boolean,
- default: false
- },
- // 是否可以通过点击遮罩进行关闭
- maskCloseAble: {
- type: Boolean,
- default: true
- },
- // 用户自定义样式
- customStyle: {
- type: Object,
- default() {
- return {};
- }
- },
- value: {
- type: Boolean,
- default: false
- },
- // 此为内部参数,不在文档对外使用,为了解决Picker和keyboard等融合了弹窗的组件
- // 对v-model双向绑定多层调用造成报错不能修改props值的问题
- popup: {
- type: Boolean,
- default: true
- },
- // 显示显示弹窗的圆角,单位rpx
- borderRadius: {
- type: [Number, String],
- default: 0
- },
- zIndex: {
- type: [Number, String],
- default: ''
- },
- // 是否显示关闭图标
- closeable: {
- type: Boolean,
- default: false
- },
- // 关闭图标的名称,只能uView的内置图标
- closeIcon: {
- type: String,
- default: 'close'
- },
- // 自定义关闭图标位置,top-left为左上角,top-right为右上角,bottom-left为左下角,bottom-right为右下角
- closeIconPos: {
- type: String,
- default: 'top-right'
- },
- // 关闭图标的颜色
- closeIconColor: {
- type: String,
- default: '#909399'
- },
- // 关闭图标的大小,单位rpx
- closeIconSize: {
- type: [String, Number],
- default: '30'
- },
- // 宽度,只对左,右,中部弹出时起作用,单位rpx,或者"auto"
- // 或者百分比"50%",表示由内容撑开高度或者宽度,优先级高于length参数
- width: {
- type: String,
- default: ''
- },
- // 高度,只对上,下,中部弹出时起作用,单位rpx,或者"auto"
- // 或者百分比"50%",表示由内容撑开高度或者宽度,优先级高于length参数
- height: {
- type: String,
- default: ''
- },
- // 给一个负的margin-top,往上偏移,避免和键盘重合的情况,仅在mode=center时有效
- negativeTop: {
- type: [String, Number],
- default: 0
- },
- // 遮罩的样式,一般用于修改遮罩的透明度
- maskCustomStyle: {
- type: Object,
- default() {
- return {}
- }
- },
- // 遮罩打开或收起的动画过渡时间,单位ms
- duration: {
- type: [String, Number],
- default: 250
- }
- },
- data() {
- return {
- visibleSync: false,
- showDrawer: false,
- timer: null,
- closeFromInner: false, // value的值改变,是发生在内部还是外部
- };
- },
- computed: {
- // 根据mode的位置,设定其弹窗的宽度(mode = left|right),或者高度(mode = top|bottom)
- style() {
- let style = {};
- // 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
- if (this.mode == 'left' || this.mode == 'right') {
- style = {
- width: this.width ? this.getUnitValue(this.width) : this.getUnitValue(this.length),
- height: '100%',
- transform: `translate3D(${this.mode == 'left' ? '-100%' : '100%'},0px,0px)`
- };
- } else if (this.mode == 'top' || this.mode == 'bottom') {
- style = {
- width: '100%',
- height: this.height ? this.getUnitValue(this.height) : this.getUnitValue(this.length),
- transform: `translate3D(0px,${this.mode == 'top' ? '-100%' : '100%'},0px)`
- };
- }
- style.zIndex = this.uZindex;
- // 如果用户设置了borderRadius值,添加弹窗的圆角
- if (this.borderRadius) {
- switch (this.mode) {
- case 'left':
- style.borderRadius = `0 ${this.borderRadius}rpx ${this.borderRadius}rpx 0`;
- break;
- case 'top':
- style.borderRadius = `0 0 ${this.borderRadius}rpx ${this.borderRadius}rpx`;
- break;
- case 'right':
- style.borderRadius = `${this.borderRadius}rpx 0 0 ${this.borderRadius}rpx`;
- break;
- case 'bottom':
- style.borderRadius = `${this.borderRadius}rpx ${this.borderRadius}rpx 0 0`;
- break;
- default:
- }
- // 不加可能圆角无效
- style.overflow = 'hidden';
- }
- if(this.duration) style.transition = `all ${this.duration / 1000}s linear`;
- return style;
- },
- // 中部弹窗的特有样式
- centerStyle() {
- let style = {};
- style.width = this.width ? this.getUnitValue(this.width) : this.getUnitValue(this.length);
- // 中部弹出的模式,如果没有设置高度,就用auto值,由内容撑开高度
- style.height = this.height ? this.getUnitValue(this.height) : 'auto';
- style.zIndex = this.uZindex;
- style.marginTop = `-${this.$u.addUnit(this.negativeTop)}`;
- if (this.borderRadius) {
- style.borderRadius = `${this.borderRadius}rpx`;
- // 不加可能圆角无效
- style.overflow = 'hidden';
- }
- return style;
- },
- // 计算整理后的z-index值
- uZindex() {
- return this.zIndex ? this.zIndex : this.$u.zIndex.popup;
- }
- },
- watch: {
- value(val) {
- if (val) {
- this.open();
- } else if(!this.closeFromInner) {
- this.close();
- }
- this.closeFromInner = false;
- }
- },
- mounted() {
- // 组件渲染完成时,检查value是否为true,如果是,弹出popup
- this.value && this.open();
- },
- methods: {
- // 判断传入的值,是否带有单位,如果没有,就默认用rpx单位
- getUnitValue(val) {
- if(/(%|px|rpx|auto)$/.test(val)) return val;
- else return val + 'rpx'
- },
- // 遮罩被点击
- maskClick() {
- this.close();
- },
- close() {
- // 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
- // 造成@close事件触发两次
- this.closeFromInner = true;
- this.change('showDrawer', 'visibleSync', false);
- },
- // 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
- // 让其只在mode=center时起作用
- modeCenterClose(mode) {
- if (mode != 'center' || !this.maskCloseAble) return;
- this.close();
- },
- open() {
- this.change('visibleSync', 'showDrawer', true);
- },
- // 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
- // 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
- change(param1, param2, status) {
- // 如果this.popup为false,意味着为picker,actionsheet等组件调用了popup组件
- if (this.popup == true) {
- this.$emit('input', status);
- }
- this[param1] = status;
- if(status) {
- // #ifdef H5 || MP
- this.timer = setTimeout(() => {
- this[param2] = status;
- this.$emit(status ? 'open' : 'close');
- }, 50);
- // #endif
- // #ifndef H5 || MP
- this.$nextTick(() => {
- this[param2] = status;
- this.$emit(status ? 'open' : 'close');
- })
- // #endif
- } else {
- this.timer = setTimeout(() => {
- this[param2] = status;
- this.$emit(status ? 'open' : 'close');
- }, this.duration);
- }
- }
- }
- };
- </script>
- <style scoped lang="scss">
- @import "../../libs/css/style.components.scss";
- .u-drawer {
- /* #ifndef APP-NVUE */
- display: block;
- /* #endif */
- position: fixed;
- top: 0;
- left: 0;
- right: 0;
- bottom: 0;
- overflow: hidden;
- }
- .u-drawer-content {
- /* #ifndef APP-NVUE */
- display: block;
- /* #endif */
- position: absolute;
- z-index: 1003;
- transition: all 0.25s linear;
- }
- .u-drawer__scroll-view {
- width: 100%;
- height: 100%;
- }
- .u-drawer-left {
- top: 0;
- bottom: 0;
- left: 0;
- background-color: #ffffff;
- }
- .u-drawer-right {
- right: 0;
- top: 0;
- bottom: 0;
- background-color: #ffffff;
- }
- .u-drawer-top {
- top: 0;
- left: 0;
- right: 0;
- background-color: #ffffff;
- }
- .u-drawer-bottom {
- bottom: 0;
- left: 0;
- right: 0;
- background-color: #ffffff;
- }
- .u-drawer-center {
- @include vue-flex;
- flex-direction: column;
- bottom: 0;
- left: 0;
- right: 0;
- top: 0;
- justify-content: center;
- align-items: center;
- opacity: 0;
- z-index: 99999;
- }
- .u-mode-center-box {
- min-width: 100rpx;
- min-height: 100rpx;
- /* #ifndef APP-NVUE */
- display: block;
- /* #endif */
- position: relative;
- background-color: #ffffff;
- }
- .u-drawer-content-visible.u-drawer-center {
- transform: scale(1);
- opacity: 1;
- }
- .u-animation-zoom {
- transform: scale(1.15);
- }
- .u-drawer-content-visible {
- transform: translate3D(0px, 0px, 0px) !important;
- }
- .u-close {
- position: absolute;
- z-index: 3;
- }
- .u-close--top-left {
- top: 30rpx;
- left: 30rpx;
- }
- .u-close--top-right {
- top: 30rpx;
- right: 30rpx;
- }
- .u-close--bottom-left {
- bottom: 30rpx;
- left: 30rpx;
- }
- .u-close--bottom-right {
- right: 30rpx;
- bottom: 30rpx;
- }
- </style>
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