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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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