305 lines
		
	
	
		
			8.4 KiB
		
	
	
	
		
			Vue
		
	
	
	
		
		
			
		
	
	
			305 lines
		
	
	
		
			8.4 KiB
		
	
	
	
		
			Vue
		
	
	
	
|  | <template> | |||
|  | 	<view class="u-popup"> | |||
|  | 		<u-overlay | |||
|  | 			:show="show" | |||
|  | 			@click="overlayClick" | |||
|  | 			v-if="overlay" | |||
|  | 			:duration="overlayDuration" | |||
|  | 			:customStyle="overlayStyle" | |||
|  | 			:opacity="overlayOpacity" | |||
|  | 		></u-overlay> | |||
|  | 		<u-transition | |||
|  | 			:show="show" | |||
|  | 			:customStyle="transitionStyle" | |||
|  | 			:mode="position" | |||
|  | 			:duration="duration" | |||
|  | 			@afterEnter="afterEnter" | |||
|  | 			@click="clickHandler" | |||
|  | 		> | |||
|  | 			<view | |||
|  | 				class="u-popup__content" | |||
|  | 				:style="[contentStyle]" | |||
|  | 				@tap.stop="noop" | |||
|  | 			> | |||
|  | 				<u-status-bar v-if="safeAreaInsetTop"></u-status-bar> | |||
|  | 				<slot></slot> | |||
|  | 				<view | |||
|  | 					v-if="closeable" | |||
|  | 					@tap.stop="close" | |||
|  | 					class="u-popup__content__close" | |||
|  | 					:class="['u-popup__content__close--' + closeIconPos]" | |||
|  | 					hover-class="u-popup__content__close--hover" | |||
|  | 					hover-stay-time="150" | |||
|  | 				> | |||
|  | 					<u-icon | |||
|  | 						name="close" | |||
|  | 						color="#909399" | |||
|  | 						size="18" | |||
|  | 						bold | |||
|  | 					></u-icon> | |||
|  | 				</view> | |||
|  | 				<u-safe-bottom v-if="safeAreaInsetBottom"></u-safe-bottom> | |||
|  | 			</view> | |||
|  | 		</u-transition> | |||
|  | 	</view> | |||
|  | </template> | |||
|  | 
 | |||
|  | <script> | |||
|  | 	import props from './props.js'; | |||
|  | 
 | |||
|  | 	/** | |||
|  | 	 * 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 {Boolean}			show				是否展示弹窗 (默认 false ) | |||
|  | 	 * @property {Boolean}			overlay				是否显示遮罩 (默认 true ) | |||
|  | 	 * @property {String}			mode				弹出方向(默认 'bottom' ) | |||
|  | 	 * @property {String | Number}	duration			动画时长,单位ms (默认 300 ) | |||
|  | 	 * @property {String | Number}	overlayDuration			遮罩层动画时长,单位ms (默认 350 ) | |||
|  | 	 * @property {Boolean}			closeable			是否显示关闭图标(默认 false ) | |||
|  | 	 * @property {Object | String}	overlayStyle		自定义遮罩的样式 | |||
|  | 	 * @property {String | Number}	overlayOpacity		遮罩透明度,0-1之间(默认 0.5) | |||
|  | 	 * @property {Boolean}			closeOnClickOverlay	点击遮罩是否关闭弹窗 (默认  true ) | |||
|  | 	 * @property {String | Number}	zIndex				层级 (默认 10075 ) | |||
|  | 	 * @property {Boolean}			safeAreaInsetBottom	是否为iPhoneX留出底部安全距离 (默认 true ) | |||
|  | 	 * @property {Boolean}			safeAreaInsetTop	是否留出顶部安全距离(状态栏高度) (默认 false ) | |||
|  | 	 * @property {String}			closeIconPos		自定义关闭图标位置(默认 'top-right' ) | |||
|  | 	 * @property {String | Number}	round				圆角值(默认 0) | |||
|  | 	 * @property {Boolean}			zoom				当mode=center时 是否开启缩放(默认 true ) | |||
|  | 	 * @property {Object}			customStyle			组件的样式,对象形式 | |||
|  | 	 * @event {Function} open 弹出层打开 | |||
|  | 	 * @event {Function} close 弹出层收起 | |||
|  | 	 * @example <u-popup v-model="show"><text>出淤泥而不染,濯清涟而不妖</text></u-popup> | |||
|  | 	 */ | |||
|  | 	export default { | |||
|  | 		name: 'u-popup', | |||
|  | 		mixins: [uni.$u.mpMixin, uni.$u.mixin, props], | |||
|  | 		data() { | |||
|  | 			return { | |||
|  | 				overlayDuration: this.duration + 50 | |||
|  | 			} | |||
|  | 		}, | |||
|  | 		watch: { | |||
|  | 			show(newValue, oldValue) { | |||
|  | 				if (newValue === true) { | |||
|  | 					// #ifdef MP-WEIXIN
 | |||
|  | 					const children = this.$children | |||
|  | 					this.retryComputedComponentRect(children) | |||
|  | 					// #endif
 | |||
|  | 				} | |||
|  | 			} | |||
|  | 		}, | |||
|  | 		computed: { | |||
|  | 			transitionStyle() { | |||
|  | 				const style = { | |||
|  | 					zIndex: this.zIndex, | |||
|  | 					position: 'fixed', | |||
|  | 					display: 'flex', | |||
|  | 				} | |||
|  | 				style[this.mode] = 0 | |||
|  | 				if (this.mode === 'left') { | |||
|  | 					return uni.$u.deepMerge(style, { | |||
|  | 						bottom: 0, | |||
|  | 						top: 0, | |||
|  | 					}) | |||
|  | 				} else if (this.mode === 'right') { | |||
|  | 					return uni.$u.deepMerge(style, { | |||
|  | 						bottom: 0, | |||
|  | 						top: 0, | |||
|  | 					}) | |||
|  | 				} else if (this.mode === 'top') { | |||
|  | 					return uni.$u.deepMerge(style, { | |||
|  | 						left: 0, | |||
|  | 						right: 0 | |||
|  | 					}) | |||
|  | 				} else if (this.mode === 'bottom') { | |||
|  | 					return uni.$u.deepMerge(style, { | |||
|  | 						left: 0, | |||
|  | 						right: 0, | |||
|  | 					}) | |||
|  | 				} else if (this.mode === 'center') { | |||
|  | 					return uni.$u.deepMerge(style, { | |||
|  | 						alignItems: 'center', | |||
|  | 						'justify-content': 'center', | |||
|  | 						top: 0, | |||
|  | 						left: 0, | |||
|  | 						right: 0, | |||
|  | 						bottom: 0 | |||
|  | 					}) | |||
|  | 				} | |||
|  | 			}, | |||
|  | 			contentStyle() { | |||
|  | 				const style = {} | |||
|  | 				// 通过设备信息的safeAreaInsets值来判断是否需要预留顶部状态栏和底部安全局的位置
 | |||
|  | 				// 不使用css方案,是因为nvue不支持css的iPhoneX安全区查询属性
 | |||
|  | 				const { | |||
|  | 					safeAreaInsets | |||
|  | 				} = uni.$u.sys() | |||
|  | 				if (this.mode !== 'center') { | |||
|  | 					style.flex = 1 | |||
|  | 				} | |||
|  | 				// 背景色,一般用于设置为transparent,去除默认的白色背景
 | |||
|  | 				if (this.bgColor) { | |||
|  | 					style.backgroundColor = this.bgColor | |||
|  | 				} | |||
|  | 				if(this.round) { | |||
|  | 					const value = uni.$u.addUnit(this.round) | |||
|  | 					if(this.mode === 'top') { | |||
|  | 						style.borderBottomLeftRadius = value | |||
|  | 						style.borderBottomRightRadius = value | |||
|  | 					} else if(this.mode === 'bottom') { | |||
|  | 						style.borderTopLeftRadius = value | |||
|  | 						style.borderTopRightRadius = value | |||
|  | 					} else if(this.mode === 'center') { | |||
|  | 						style.borderRadius = value | |||
|  | 					}  | |||
|  | 				} | |||
|  | 				return uni.$u.deepMerge(style, uni.$u.addStyle(this.customStyle)) | |||
|  | 			}, | |||
|  | 			position() { | |||
|  | 				if (this.mode === 'center') { | |||
|  | 					return this.zoom ? 'fade-zoom' : 'fade' | |||
|  | 				} | |||
|  | 				if (this.mode === 'left') { | |||
|  | 					return 'slide-left' | |||
|  | 				} | |||
|  | 				if (this.mode === 'right') { | |||
|  | 					return 'slide-right' | |||
|  | 				} | |||
|  | 				if (this.mode === 'bottom') { | |||
|  | 					return 'slide-up' | |||
|  | 				} | |||
|  | 				if (this.mode === 'top') { | |||
|  | 					return 'slide-down' | |||
|  | 				} | |||
|  | 			}, | |||
|  | 		}, | |||
|  | 		methods: { | |||
|  | 			// 点击遮罩
 | |||
|  | 			overlayClick() { | |||
|  | 				if (this.closeOnClickOverlay) { | |||
|  | 					this.$emit('close') | |||
|  | 				} | |||
|  | 			}, | |||
|  | 			close(e) { | |||
|  | 				this.$emit('close') | |||
|  | 			}, | |||
|  | 			afterEnter() { | |||
|  | 				this.$emit('open') | |||
|  | 			}, | |||
|  | 			clickHandler() { | |||
|  | 				// 由于中部弹出时,其u-transition占据了整个页面相当于遮罩,此时需要发出遮罩点击事件,是否无法通过点击遮罩关闭弹窗
 | |||
|  | 				if(this.mode === 'center') { | |||
|  | 					this.overlayClick() | |||
|  | 				} | |||
|  | 				this.$emit('click') | |||
|  | 			}, | |||
|  | 			// #ifdef MP-WEIXIN
 | |||
|  | 			retryComputedComponentRect(children) { | |||
|  | 				// 组件内部需要计算节点的组件
 | |||
|  | 				const names = ['u-calendar-month', 'u-album', 'u-collapse-item', 'u-dropdown', 'u-index-item', 'u-index-list', | |||
|  | 					'u-line-progress', 'u-list-item', 'u-rate', 'u-read-more', 'u-row', 'u-row-notice', 'u-scroll-list', | |||
|  | 					'u-skeleton', 'u-slider', 'u-steps-item', 'u-sticky', 'u-subsection', 'u-swipe-action-item', 'u-tabbar', | |||
|  | 					'u-tabs', 'u-tooltip' | |||
|  | 				] | |||
|  | 				// 历遍所有的子组件节点
 | |||
|  | 				for (let i = 0; i < children.length; i++) { | |||
|  | 					const child = children[i] | |||
|  | 					// 拿到子组件的子组件
 | |||
|  | 					const grandChild = child.$children | |||
|  | 					// 判断如果在需要重新初始化的组件数组中名中,并且存在init方法的话,则执行
 | |||
|  | 					if (names.includes(child.$options.name) && typeof child?.init === 'function') { | |||
|  | 						// 需要进行一定的延时,因为初始化页面需要时间
 | |||
|  | 						uni.$u.sleep(50).then(() => { | |||
|  | 							child.init() | |||
|  | 						}) | |||
|  | 					} | |||
|  | 					// 如果子组件还有孙组件,进行递归历遍
 | |||
|  | 					if (grandChild.length) { | |||
|  | 						this.retryComputedComponentRect(grandChild) | |||
|  | 					} | |||
|  | 				} | |||
|  | 			} | |||
|  | 			// #endif
 | |||
|  | 		} | |||
|  | 	} | |||
|  | </script> | |||
|  | 
 | |||
|  | <style lang="scss" scoped> | |||
|  | 	@import "../../libs/css/components.scss"; | |||
|  | 	$u-popup-flex:1 !default; | |||
|  | 	$u-popup-content-background-color: #fff !default; | |||
|  | 
 | |||
|  | 	.u-popup { | |||
|  | 		flex: $u-popup-flex; | |||
|  | 
 | |||
|  | 		&__content { | |||
|  | 			background-color: $u-popup-content-background-color; | |||
|  | 			position: relative; | |||
|  | 
 | |||
|  | 			&--round-top { | |||
|  | 				border-top-left-radius: 0; | |||
|  | 				border-top-right-radius: 0; | |||
|  | 				border-bottom-left-radius: 10px; | |||
|  | 				border-bottom-right-radius: 10px; | |||
|  | 			} | |||
|  | 
 | |||
|  | 			&--round-left { | |||
|  | 				border-top-left-radius: 0; | |||
|  | 				border-top-right-radius: 10px; | |||
|  | 				border-bottom-left-radius: 0; | |||
|  | 				border-bottom-right-radius: 10px; | |||
|  | 			} | |||
|  | 
 | |||
|  | 			&--round-right { | |||
|  | 				border-top-left-radius: 10px; | |||
|  | 				border-top-right-radius: 0; | |||
|  | 				border-bottom-left-radius: 10px; | |||
|  | 				border-bottom-right-radius: 0; | |||
|  | 			} | |||
|  | 
 | |||
|  | 			&--round-bottom { | |||
|  | 				border-top-left-radius: 10px; | |||
|  | 				border-top-right-radius: 10px; | |||
|  | 				border-bottom-left-radius: 0; | |||
|  | 				border-bottom-right-radius: 0; | |||
|  | 			} | |||
|  | 
 | |||
|  | 			&--round-center { | |||
|  | 				border-top-left-radius: 10px; | |||
|  | 				border-top-right-radius: 10px; | |||
|  | 				border-bottom-left-radius: 10px; | |||
|  | 				border-bottom-right-radius: 10px; | |||
|  | 			} | |||
|  | 
 | |||
|  | 			&__close { | |||
|  | 				position: absolute; | |||
|  | 
 | |||
|  | 				&--hover { | |||
|  | 					opacity: 0.4; | |||
|  | 				} | |||
|  | 			} | |||
|  | 
 | |||
|  | 			&__close--top-left { | |||
|  | 				top: 15px; | |||
|  | 				left: 15px; | |||
|  | 			} | |||
|  | 
 | |||
|  | 			&__close--top-right { | |||
|  | 				top: 15px; | |||
|  | 				right: 15px; | |||
|  | 			} | |||
|  | 
 | |||
|  | 			&__close--bottom-left { | |||
|  | 				bottom: 15px; | |||
|  | 				left: 15px; | |||
|  | 			} | |||
|  | 
 | |||
|  | 			&__close--bottom-right { | |||
|  | 				right: 15px; | |||
|  | 				bottom: 15px; | |||
|  | 			} | |||
|  | 		} | |||
|  | 	} | |||
|  | </style> |