191 lines
		
	
	
		
			5.3 KiB
		
	
	
	
		
			Vue
		
	
	
	
			
		
		
	
	
			191 lines
		
	
	
		
			5.3 KiB
		
	
	
	
		
			Vue
		
	
	
	
<template>
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	<u-popup mode="bottom" :border-radius="borderRadius" :popup="false" v-model="value" :maskCloseAble="maskCloseAble"
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	    length="auto" :safeAreaInsetBottom="safeAreaInsetBottom" @close="popupClose" :z-index="uZIndex">
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		<view class="u-tips u-border-bottom" v-if="tips.text" :style="[tipsStyle]">
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			{{tips.text}}
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		</view>
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		<block v-for="(item, index) in list" :key="index">
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			<view 
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				@touchmove.stop.prevent 
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				@tap="itemClick(index)" 
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				:style="[itemStyle(index)]" 
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				class="u-action-sheet-item u-line-1" 
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				:class="[index < list.length - 1 ? 'u-border-bottom' : '']"
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				:hover-stay-time="150"
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			>
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				<text>{{item.text}}</text>
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				<text class="u-action-sheet-item__subtext u-line-1" v-if="item.subText">{{item.subText}}</text>
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			</view>
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		</block>
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		<view class="u-gab" v-if="cancelBtn">
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		</view>
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		<view @touchmove.stop.prevent class="u-actionsheet-cancel u-action-sheet-item" hover-class="u-hover-class"
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		    :hover-stay-time="150" v-if="cancelBtn" @tap="close">{{cancelText}}</view>
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	</u-popup>
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</template>
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<script>
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	/**
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	 * actionSheet 操作菜单
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	 * @description 本组件用于从底部弹出一个操作菜单,供用户选择并返回结果。本组件功能类似于uni的uni.showActionSheetAPI,配置更加灵活,所有平台都表现一致。
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	 * @tutorial https://www.uviewui.com/components/actionSheet.html
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	 * @property {Array<Object>} list 按钮的文字数组,见官方文档示例
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	 * @property {Object} tips 顶部的提示文字,见官方文档示例
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	 * @property {String} cancel-text 取消按钮的提示文字
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	 * @property {Boolean} cancel-btn 是否显示底部的取消按钮(默认true)
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	 * @property {Number String} border-radius 弹出部分顶部左右的圆角值,单位rpx(默认0)
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	 * @property {Boolean} mask-close-able 点击遮罩是否可以关闭(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 {Number String} z-index z-index值(默认1075)
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	 * @property {String} cancel-text 取消按钮的提示文字
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	 * @event {Function} click 点击ActionSheet列表项时触发
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	 * @event {Function} close 点击取消按钮时触发
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	 * @example <u-action-sheet :list="list" @click="click" v-model="show"></u-action-sheet>
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	 */
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	export default {
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		name: "u-action-sheet",
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		props: {
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			// 点击遮罩是否可以关闭actionsheet
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			maskCloseAble: {
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				type: Boolean,
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				default: true
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			},
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			// 按钮的文字数组,可以自定义颜色和字体大小,字体单位为rpx
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			list: {
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				type: Array,
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				default () {
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					// 如下
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					// return [{
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					// 	text: '确定',
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					// 	color: '',
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					// 	fontSize: ''
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					// }]
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					return [];
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				}
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			},
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			// 顶部的提示文字
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			tips: {
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				type: Object,
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				default () {
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					return {
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						text: '',
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						color: '',
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						fontSize: '26'
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					}
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				}
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			},
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			// 底部的取消按钮
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			cancelBtn: {
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				type: Boolean,
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				default: true
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			},
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			// 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
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			safeAreaInsetBottom: {
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				type: Boolean,
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				default: false
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			},
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			// 通过双向绑定控制组件的弹出与收起
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			value: {
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				type: Boolean,
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				default: false
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			},
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			// 弹出的顶部圆角值
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			borderRadius: {
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				type: [String, Number],
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				default: 0
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			},
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			// 弹出的z-index值
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			zIndex: {
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				type: [String, Number],
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				default: 0
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			},
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			// 取消按钮的文字提示
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			cancelText: {
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				type: String,
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				default: '取消'
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			}
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		},
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		computed: {
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			// 顶部提示的样式
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			tipsStyle() {
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				let style = {};
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				if (this.tips.color) style.color = this.tips.color;
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				if (this.tips.fontSize) style.fontSize = this.tips.fontSize + 'rpx';
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				return style;
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			},
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			// 操作项目的样式
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			itemStyle() {
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				return (index) => {
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					let style = {};
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					if (this.list[index].color) style.color = this.list[index].color;
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					if (this.list[index].fontSize) style.fontSize = this.list[index].fontSize + 'rpx';
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					// 选项被禁用的样式
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					if (this.list[index].disabled) style.color = '#c0c4cc';
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					return style;
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				}
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			},
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			uZIndex() {
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				// 如果用户有传递z-index值,优先使用
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				return this.zIndex ? this.zIndex : this.$u.zIndex.popup;
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			}
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		},
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		methods: {
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			// 点击取消按钮
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			close() {
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				// 发送input事件,并不会作用于父组件,而是要设置组件内部通过props传递的value参数
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				// 这是一个vue发送事件的特殊用法
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				this.popupClose();
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				this.$emit('close');
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			},
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			// 弹窗关闭
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			popupClose() {
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				this.$emit('input', false);
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			},
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			// 点击某一个item
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			itemClick(index) {
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				// disabled的项禁止点击
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				if(this.list[index].disabled) return;
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				this.$emit('click', index);
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				this.$emit('input', false);
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			}
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		}
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	}
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</script>
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<style lang="scss" scoped>
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	@import "../../libs/css/style.components.scss";
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	.u-tips {
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		font-size: 26rpx;
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		text-align: center;
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		padding: 34rpx 0;
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		line-height: 1;
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		color: $u-tips-color;
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	}
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	.u-action-sheet-item {
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		@include vue-flex;;
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		line-height: 1;
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		justify-content: center;
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		align-items: center;
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		font-size: 32rpx;
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		padding: 34rpx 0;
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		flex-direction: column;
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	}
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	.u-action-sheet-item__subtext {
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		font-size: 24rpx;
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		color: $u-tips-color;
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		margin-top: 20rpx;
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	}
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	.u-gab {
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		height: 12rpx;
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		background-color: rgb(234, 234, 236);
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	}
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	.u-actionsheet-cancel {
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		color: $u-main-color;
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	}
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</style>
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