164 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			Vue
		
	
	
	
			
		
		
	
	
			164 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			Vue
		
	
	
	
<template>
 | 
						||
	<view class="u-switch" :class="[value == true ? 'u-switch--on' : '', disabled ? 'u-switch--disabled' : '']" @tap="onClick"
 | 
						||
	 :style="[switchStyle]">
 | 
						||
		<view class="u-switch__node node-class" :style="{
 | 
						||
			width: $u.addUnit(this.size),
 | 
						||
			height: $u.addUnit(this.size)
 | 
						||
		}">
 | 
						||
			<u-loading :show="loading" class="u-switch__loading" :size="size * 0.6" :color="loadingColor" />
 | 
						||
		</view>
 | 
						||
	</view>
 | 
						||
</template>
 | 
						||
 | 
						||
<script>
 | 
						||
	/**
 | 
						||
	 * switch 开关选择器
 | 
						||
	 * @description 选择开关一般用于只有两个选择,且只能选其一的场景。
 | 
						||
	 * @tutorial https://www.uviewui.com/components/switch.html
 | 
						||
	 * @property {Boolean} loading 是否处于加载中(默认false)
 | 
						||
	 * @property {Boolean} disabled 是否禁用(默认false)
 | 
						||
	 * @property {String Number} size 开关尺寸,单位rpx(默认50)
 | 
						||
	 * @property {String} active-color 打开时的背景色(默认#2979ff)
 | 
						||
	 * @property {Boolean} inactive-color 关闭时的背景色(默认#ffffff)
 | 
						||
	 * @property {Boolean | Number | String} active-value 打开选择器时通过change事件发出的值(默认true)
 | 
						||
	 * @property {Boolean | Number | String} inactive-value 关闭选择器时通过change事件发出的值(默认false)
 | 
						||
	 * @event {Function} change 在switch打开或关闭时触发
 | 
						||
	 * @example <u-switch v-model="checked" active-color="red" inactive-color="#eee"></u-switch>
 | 
						||
	 */
 | 
						||
	export default {
 | 
						||
		name: "u-switch",
 | 
						||
		props: {
 | 
						||
			// 是否为加载中状态
 | 
						||
			loading: {
 | 
						||
				type: Boolean,
 | 
						||
				default: false
 | 
						||
			},
 | 
						||
			// 是否为禁用装填
 | 
						||
			disabled: {
 | 
						||
				type: Boolean,
 | 
						||
				default: false
 | 
						||
			},
 | 
						||
			// 开关尺寸,单位rpx
 | 
						||
			size: {
 | 
						||
				type: [Number, String],
 | 
						||
				default: 50
 | 
						||
			},
 | 
						||
			// 打开时的背景颜色
 | 
						||
			activeColor: {
 | 
						||
				type: String,
 | 
						||
				default: '#2979ff'
 | 
						||
			},
 | 
						||
			// 关闭时的背景颜色
 | 
						||
			inactiveColor: {
 | 
						||
				type: String,
 | 
						||
				default: '#ffffff'
 | 
						||
			},
 | 
						||
			// 通过v-model双向绑定的值
 | 
						||
			value: {
 | 
						||
				type: Boolean,
 | 
						||
				default: false
 | 
						||
			},
 | 
						||
			// 是否使手机发生短促震动,目前只在iOS的微信小程序有效(2020-05-06)
 | 
						||
			vibrateShort: {
 | 
						||
				type: Boolean,
 | 
						||
				default: false
 | 
						||
			},
 | 
						||
			// 打开选择器时的值
 | 
						||
			activeValue: {
 | 
						||
				type: [Number, String, Boolean],
 | 
						||
				default: true
 | 
						||
			},
 | 
						||
			// 关闭选择器时的值
 | 
						||
			inactiveValue: {
 | 
						||
				type: [Number, String, Boolean],
 | 
						||
				default: false
 | 
						||
			},
 | 
						||
		},
 | 
						||
		data() {
 | 
						||
			return {
 | 
						||
 | 
						||
			}
 | 
						||
		},
 | 
						||
		computed: {
 | 
						||
			switchStyle() {
 | 
						||
				let style = {};
 | 
						||
				style.fontSize = this.size + 'rpx';
 | 
						||
				style.backgroundColor = this.value ? this.activeColor : this.inactiveColor;
 | 
						||
				return style;
 | 
						||
			},
 | 
						||
			loadingColor() {
 | 
						||
				return this.value ? this.activeColor : null;
 | 
						||
			}
 | 
						||
		},
 | 
						||
		methods: {
 | 
						||
			onClick() {
 | 
						||
				if (!this.disabled && !this.loading) {
 | 
						||
					// 使手机产生短促震动,微信小程序有效,APP(HX 2.6.8)和H5无效
 | 
						||
					if(this.vibrateShort) uni.vibrateShort();
 | 
						||
					this.$emit('input', !this.value);
 | 
						||
					// 放到下一个生命周期,因为双向绑定的value修改父组件状态需要时间,且是异步的
 | 
						||
					this.$nextTick(() => {
 | 
						||
						this.$emit('change', this.value ? this.activeValue : this.inactiveValue);
 | 
						||
					})
 | 
						||
				}
 | 
						||
			}
 | 
						||
		}
 | 
						||
	};
 | 
						||
</script>
 | 
						||
 | 
						||
<style lang="scss" scoped>
 | 
						||
	@import "../../libs/css/style.components.scss";
 | 
						||
	
 | 
						||
	.u-switch {
 | 
						||
		position: relative;
 | 
						||
		/* #ifndef APP-NVUE */
 | 
						||
		display: inline-block;
 | 
						||
		/* #endif */
 | 
						||
		box-sizing: initial;
 | 
						||
		width: 2em;
 | 
						||
		height: 1em;
 | 
						||
		background-color: #fff;
 | 
						||
		border: 1px solid rgba(0, 0, 0, 0.1);
 | 
						||
		border-radius: 1em;
 | 
						||
		transition: background-color 0.3s;
 | 
						||
		font-size: 50rpx;
 | 
						||
	}
 | 
						||
 | 
						||
	.u-switch__node {
 | 
						||
		@include vue-flex;
 | 
						||
		align-items: center;
 | 
						||
		justify-content: center;
 | 
						||
		position: absolute;
 | 
						||
		top: 0;
 | 
						||
		left: 0;
 | 
						||
		border-radius: 100%;
 | 
						||
		z-index: 1;
 | 
						||
		background-color: #fff;
 | 
						||
		background-color: #fff;
 | 
						||
		box-shadow: 0 3px 1px 0 rgba(0, 0, 0, 0.05), 0 2px 2px 0 rgba(0, 0, 0, 0.1), 0 3px 3px 0 rgba(0, 0, 0, 0.05);
 | 
						||
		box-shadow: 0 3px 1px 0 rgba(0, 0, 0, 0.05), 0 2px 2px 0 rgba(0, 0, 0, 0.1), 0 3px 3px 0 rgba(0, 0, 0, 0.05);
 | 
						||
		transition: transform 0.3s cubic-bezier(0.3, 1.05, 0.4, 1.05);
 | 
						||
		transition: transform 0.3s cubic-bezier(0.3, 1.05, 0.4, 1.05), -webkit-transform 0.3s cubic-bezier(0.3, 1.05, 0.4, 1.05);
 | 
						||
		transition: transform cubic-bezier(0.3, 1.05, 0.4, 1.05);
 | 
						||
		transition: transform 0.3s cubic-bezier(0.3, 1.05, 0.4, 1.05)
 | 
						||
	}
 | 
						||
 | 
						||
	.u-switch__loading {
 | 
						||
		@include vue-flex;
 | 
						||
		align-items: center;
 | 
						||
		justify-content: center;
 | 
						||
	}
 | 
						||
 | 
						||
	.u-switch--on {
 | 
						||
		background-color: #1989fa;
 | 
						||
	}
 | 
						||
 | 
						||
	.u-switch--on .u-switch__node {
 | 
						||
		transform: translateX(100%);
 | 
						||
	}
 | 
						||
 | 
						||
	.u-switch--disabled {
 | 
						||
		opacity: 0.4;
 | 
						||
	}
 | 
						||
</style>
 |