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uni_modules/uview-next/components/u-radio/props.js

@@ -0,0 +1,77 @@
+export default {
+    props: {
+        // radio的名称
+        name: {
+            type: [String, Number, Boolean],
+            default: ()=> uni.$u.props.radio.name
+        },
+        // 形状，square为方形，circle为圆型
+        shape: {
+            type: String,
+            default: ()=> uni.$u.props.radio.shape
+        },
+        // 是否禁用
+        disabled: {
+            type: [String, Boolean],
+            default: ()=> uni.$u.props.radio.disabled
+        },
+        // 是否禁止点击提示语选中单选框
+        labelDisabled: {
+            type: [String, Boolean],
+            default: ()=> uni.$u.props.radio.labelDisabled
+        },
+        // 选中状态下的颜色，如设置此值，将会覆盖parent的activeColor值
+        activeColor: {
+            type: String,
+            default: ()=> uni.$u.props.radio.activeColor
+        },
+        // 未选中的颜色
+        inactiveColor: {
+            type: String,
+            default: ()=> uni.$u.props.radio.inactiveColor
+        },
+        // 图标的大小，单位px
+        iconSize: {
+            type: [String, Number],
+            default: ()=> uni.$u.props.radio.iconSize
+        },
+        // label的字体大小，px单位
+        labelSize: {
+            type: [String, Number],
+            default: ()=> uni.$u.props.radio.labelSize
+        },
+        // label提示文字，因为nvue下，直接slot进来的文字，由于特殊的结构，无法修改样式
+        label: {
+            type: [String, Number],
+            default: ()=> uni.$u.props.radio.label
+        },
+        // 整体的大小
+        size: {
+            type: [String, Number],
+            default: ()=> uni.$u.props.radio.size
+        },
+        icon: {
+            type: String,
+            default: ()=> uni.$u.props.radio.icon
+        },
+        // 图标颜色
+        iconColor: {
+            type: String,
+            default: ()=> uni.$u.props.radio.color
+        },
+        // label的颜色
+        labelColor: {
+            type: String,
+            default: ()=> uni.$u.props.radio.labelColor
+        },
+        // label的颜色
+        activeLabelColor: {
+            type: String,
+            default: ()=> uni.$u.props.radio.activeLabelColor
+        },
+        plain: {
+            type: Boolean,
+            default: ()=> uni.$u.props.radio.plain
+        }
+    }
+}

uni_modules/uview-next/components/u-radio/u-radio.vue

@@ -0,0 +1,440 @@
+<template>
+	<view
+	    class="u-radio"
+		@tap.stop="wrapperClickHandler"
+	    :style="[radioStyle, elShape == 'button' && iconWrapStyle]"
+	    :class="[radioClasses, elShape == 'button' && iconClasses]"
+	>
+		<view
+		    v-if="elIcon"
+		    class="u-radio__icon-wrap"
+		    @tap.stop="iconClickHandler"
+		    :class="elShape != 'button' && iconClasses"
+		    :style="[elShape != 'button' && iconWrapStyle]"
+		>
+			<slot name="icon">
+				<u-icon
+				    class="u-radio__icon-wrap__icon"
+				    :name="elIcon"
+				    :size="elIconSize"
+				    :color="elIconColor"
+				/>
+			</slot>
+		</view>
+		<view class="u-radio__label-wrap" @tap.stop="labelClickHandler">
+			<slot>
+				<text
+					class="u-radio__text"
+					:style="{
+						color: elActiveLabelColor,
+						fontSize: elLabelSize,
+						lineHeight: elLabelSize
+					}"
+					>{{label}}</text>
+			</slot>
+		</view>
+	</view>
+</template>
+
+<script>
+	import props from './props.js';
+	import mixin from '../../libs/mixin/mixin'
+	import mpMixin from '../../libs/mixin/mpMixin';
+	/**
+	 * radio 单选框
+	 * @description 单选框用于有一个选择，用户只能选择其中一个的场景。搭配u-radio-group使用
+	 * @tutorial https://uview.d3u.cn/components/radio.html
+	 * @property {String | Number}	name			radio的名称
+	 * @property {String}			shape			形状，square为方形，circle为圆型, button为按钮
+	 * @property {Boolean}			disabled		是否禁用
+	 * @property {String | Boolean}	labelDisabled	是否禁止点击提示语选中单选框
+	 * @property {String}			activeColor		选中时的颜色，如设置parent的active-color将失效
+	 * @property {String}			inactiveColor	未选中的颜色
+	 * @property {String}			icon	        图标
+	 * @property {String | Number}	iconSize		图标大小，单位px
+	 * @property {String | Number}	labelSize		label字体大小，单位px
+	 * @property {String | Number}	label			label提示文字，因为nvue下，直接slot进来的文字，由于特殊的结构，无法修改样式
+	 * @property {String | Number}	size			整体的大小
+	 * @property {String}			iconColor		图标颜色
+	 * @property {String}			labelColor		label的颜色
+	 * @property {String}			activeLabelColor	选中时的label颜色
+	 * @property {Object}			customStyle		组件的样式，对象形式
+	 * 
+	 * @event {Function} change 某个radio状态发生变化时触发(选中状态)
+	 * @example <u-radio :labelDisabled="false">门掩黄昏，无计留春住</u-radio>
+	 */
+	export default {
+		name: "u-radio",
+		
+		mixins: [mpMixin, mixin, props],
+		data() {
+			return {
+				checked: false,
+				// 当你看到这段代码的时候，
+				// 父组件的默认值，因为头条小程序不支持在computed中使用this.parent.shape的形式
+				// 故只能使用如此方法
+				parentData: {
+					iconSize: 12,
+					labelDisabled: null,
+					disabled: null,
+					shape: null,
+					activeColor: null,
+					inactiveColor: null,
+					size: 18,
+					value: null,
+					// #ifdef VUE3
+					modelValue: null,
+					// #endif
+					iconColor: null,
+					placement: 'row',
+					borderBottom: false,
+					iconPlacement: 'left',
+					activeLabelColor: null
+				}
+			}
+		},
+		computed: {
+			// 是否禁用，如果父组件u-raios-group禁用的话，将会忽略子组件的配置
+			elDisabled() {
+				return this.disabled !== '' ? this.disabled : this.parentData.disabled !== null ? this.parentData.disabled : false;
+			},
+			// 是否禁用label点击
+			elLabelDisabled() {
+				return this.labelDisabled !== '' ? this.labelDisabled : this.parentData.labelDisabled !== null ? this.parentData.labelDisabled :
+					false;
+			},
+			elIcon() {
+				if(this.icon){
+					return this.icon
+				}
+				if(this.elShape != 'button'){
+					return 'checkbox-mark'
+				}
+			},
+			// 组件尺寸，对应size的值，默认值为21px
+			elSize() {
+				return this.size ? this.size : (this.parentData.size ? this.parentData.size : 21);
+			},
+			// 组件的勾选图标的尺寸，默认12px
+			elIconSize() {
+				return this.iconSize ? this.iconSize : (this.parentData.iconSize ? this.parentData.iconSize : 12);
+			},
+			// 组件选中激活时的颜色
+			elActiveColor() {
+				return this.activeColor ? this.activeColor : (this.parentData.activeColor ? this.parentData.activeColor : '#2979ff');
+			},
+			// 组件选未中激活时的颜色
+			elInactiveColor() {
+				return this.inactiveColor ? this.inactiveColor : (this.parentData.inactiveColor ? this.parentData.inactiveColor :
+					'#c8c9cc');
+			},
+			// label的颜色
+			elLabelColor() {
+				return this.labelColor ? this.labelColor : (this.parentData.labelColor ? this.parentData.labelColor : '#606266')
+			},
+			// label的颜色
+			elActiveLabelColor() {
+
+				if(this.elDisabled) {
+					return this.elInactiveColor
+				}
+
+				let activeLabelColor = this.activeLabelColor || this.parentData.activeLabelColor
+				if(this.checked) {
+
+					if(activeLabelColor) {
+						return activeLabelColor
+					} else {
+						return this.elShape == 'button' ? '#ffffff' : this.elLabelColor
+					}
+
+				} else {
+					return this.elLabelColor
+				}
+			},
+			// 组件的形状
+			elShape() {
+				return this.shape ? this.shape : (this.parentData.shape ? this.parentData.shape : 'circle');
+			},
+			// label大小
+			elLabelSize() {
+				return uni.$u.addUnit(this.labelSize ? this.labelSize : (this.parentData.labelSize ? this.parentData.labelSize :
+					'15'))
+			},
+			elIconColor() {
+				const iconColor = this.iconColor ? this.iconColor : (this.parentData.iconColor ? this.parentData.iconColor :
+					'#ffffff');
+				// 图标的颜色
+				if (this.elDisabled) {
+					// disabled状态下，已勾选的radio图标改为elInactiveColor
+					if(this.checked){
+						return this.elInactiveColor
+					}else{
+						return this.elShape == 'button' ?  this.elInactiveColor : 'transparent'
+					}
+				}
+
+				if(this.checked){
+					return iconColor
+				}else{
+					return this.elShape == 'button' ?  this.elLabelColor : 'transparent'
+				}
+			
+			},
+			iconClasses() {
+				let classes = []
+				// 组件的形状
+				classes.push('u-radio__icon-wrap--' + this.elShape)
+				if (this.elDisabled) {
+					classes.push('u-radio__' + this.elShape + '--disabled')
+				}
+				if (this.checked && this.elDisabled) {
+					classes.push('u-radio__' + this.elShape + '--disabled--checked')
+				}
+				// 支付宝，头条小程序无法动态绑定一个数组类名，否则解析出来的结果会带有","，而导致失效
+				// #ifdef MP-ALIPAY || MP-TOUTIAO
+				classes = classes.join(' ')
+				// #endif
+				return classes
+			},
+			iconWrapStyle() {
+				// radio的整体样式
+				const style = {}
+				style.backgroundColor = this.checked && !this.elDisabled ? this.elActiveColor : '#ffffff'
+				style.borderColor = this.checked && !this.elDisabled ? this.elActiveColor : this.elInactiveColor
+
+				if(this.elShape != 'button') {
+					style.width = uni.$u.addUnit(this.elSize)
+					style.height = uni.$u.addUnit(this.elSize)
+				}
+
+				// 如果是图标在右边的话，移除它的右边距
+				if (this.parentData.iconPlacement === 'right') {
+					style.marginRight = 0
+				}
+				return style
+			},
+			radioClasses() {
+				let classes = []
+
+				if(this.parentData.iconPlacement){
+					classes.push(`u-radio-label--${this.parentData.iconPlacement}`)
+				}
+
+				if(this.parentData.borderBottom && this.parentData.placement === 'column'){
+					classes.push('u-border-bottom')
+				}
+
+				// #ifdef MP-ALIPAY || MP-TOUTIAO
+				classes = classes.join(' ')
+				// #endif
+				return classes
+			},
+			radioStyle() {
+				const style = {}
+				if(this.parentData.borderBottom && this.parentData.placement === 'row') {
+					uni.$u.error('检测到您将borderBottom设置为true，需要同时将u-radio-group的placement设置为column才有效')
+				}
+				// 当父组件设置了显示下边框并且排列形式为纵向时，给内容和边框之间加上一定间隔
+				if(this.parentData.borderBottom && this.parentData.placement === 'column') {
+					// ios像素密度高，需要多一点的距离
+					style.paddingBottom = uni.$u.os() === 'ios' ? '12px' : '8px'
+				}
+				return uni.$u.deepMerge(style, uni.$u.addStyle(this.customStyle))
+			}
+		},
+		mounted() {
+			this.init()
+		},
+		methods: {
+			init() {
+				// 支付宝小程序不支持provide/inject，所以使用这个方法获取整个父组件，在created定义，避免循环引用
+				this.updateParentData()
+				if (!this.parent) {
+					uni.$u.error('u-radio必须搭配u-radio-group组件使用')
+				}
+
+				let value;
+				// #ifdef VUE2
+				value = this.parentData.value;
+				// #endif
+				// #ifdef VUE3
+				value = this.parentData.modelValue === '' ? this.parentData.value : this.parentData.modelValue;
+				// #endif
+			
+				// 设置初始化时，是否默认选中的状态
+				this.checked = this.name === value
+			},
+			updateParentData() {
+				this.getParentData('u-radio-group')
+			},
+			// 点击图标
+			iconClickHandler(e) {
+				this.preventEvent(e)
+				// 如果整体被禁用，不允许被点击
+				if (!this.elDisabled) {
+					this.setRadioCheckedStatus()
+				}
+			},
+			// 横向两端排列时，点击组件即可触发选中事件
+			wrapperClickHandler(e) {
+				this.parentData.iconPlacement === 'right' && this.iconClickHandler(e)
+			},
+			// 点击label
+			labelClickHandler(e) {
+				this.preventEvent(e)
+				// 如果按钮整体被禁用或者label被禁用，则不允许点击文字修改状态
+				if (!this.elLabelDisabled && !this.elDisabled) {
+					this.setRadioCheckedStatus()
+				}
+			},
+			emitEvent() {
+				// u-radio的checked不为true时(意味着未选中)，才发出事件，避免多次点击触发事件
+				if (!this.checked) {
+					this.$emit('change', this.name)
+					// 尝试调用u-form的验证方法，进行一定延迟，否则微信小程序更新可能会不及时
+					this.$nextTick(() => {
+						uni.$u.formValidate(this, 'change')
+					})
+				}
+			},
+			// 改变组件选中状态
+			// 这里的改变的依据是，更改本组件的checked值为true，同时通过父组件遍历所有u-radio实例
+			// 将本组件外的其他u-radio的checked都设置为false(都被取消选中状态)，因而只剩下一个为选中状态
+			setRadioCheckedStatus() {
+				this.emitEvent()
+				// 将本组件标记为选中状态
+				this.checked = true
+				
+				if(this.$u.test.func(this.parent.unCheckedOther)){
+					this.parent.unCheckedOther(this)
+				}
+			}
+		}
+	}
+</script>
+
+<style lang="scss" scoped>
+	@import "../../libs/css/components.scss";
+	$u-radio-wrap-margin-right:6px !default;
+	$u-radio-wrap-font-size:20px !default;
+	$u-radio-wrap-border-width:1px !default;
+	$u-radio-wrap-border-color: #c8c9cc !default;
+	$u-radio-line-height:0 !default;
+	$u-radio-circle-border-radius:100% !default;
+	$u-radio-square-border-radius:3px !default;
+	$u-radio-checked-color:#fff !default;
+	$u-radio-checked-background-color:red !default;
+	$u-radio-checked-border-color: #2979ff !default;
+	$u-radio-disabled-background-color:#ebedf0 !default;
+	$u-radio-disabled-checked-color:#c8c9cc !default;
+	$u-radio-label-margin-left: 5px !default;
+	$u-radio-label-margin-right:12px !default;
+	$u-radio-label-color:$u-content-color !default;
+	$u-radio-label-font-size:15px !default;
+	$u-radio-label-disabled-color:#c8c9cc !default;
+	$u-radio-button-border-radius: 100px !default;
+	$u-radio-button-padding:8px 15px !default;
+	
+	.u-radio {
+		/* #ifndef APP-NVUE */
+		@include flex(row);
+		/* #endif */
+		overflow: hidden;
+		flex-direction: row;
+		align-items: center;
+
+		&-label--left {
+			flex-direction: row
+		}
+
+		&-label--right {
+			flex-direction: row-reverse;
+			justify-content: space-between
+		}
+
+		&__icon-wrap {
+			/* #ifndef APP-NVUE */
+			box-sizing: border-box;
+			// nvue下，border-color过渡有问题
+			transition-property: border-color, background-color, color;
+			transition-duration: 0.2s;
+			/* #endif */
+			color: $u-content-color;
+			@include flex;
+			align-items: center;
+			justify-content: center;
+			color: transparent;
+			text-align: center;
+			margin-right: $u-radio-wrap-margin-right;
+
+			/* #ifdef MP-TOUTIAO */
+			// 头条小程序兼容性问题，需要设置行高为0，否则图标偏下
+			&__icon {
+				line-height: $u-radio-line-height;
+			}
+
+			/* #endif */
+
+			&--circle {
+				font-size: $u-radio-wrap-font-size;
+				border-width: $u-radio-wrap-border-width;
+				border-color: $u-radio-wrap-border-color;
+				border-style: solid;
+				border-radius: $u-radio-circle-border-radius;
+			}
+
+			&--square {
+				font-size: $u-radio-wrap-font-size;
+				border-width: $u-radio-wrap-border-width;
+				border-color: $u-radio-wrap-border-color;
+				border-style: solid;
+				border-radius: $u-radio-square-border-radius;
+			}
+
+			&--button {
+				padding: $u-radio-button-padding;
+				border-width: $u-radio-wrap-border-width;
+				border-color: $u-radio-wrap-border-color;
+				border-style: solid;
+				border-radius: $u-radio-button-border-radius;
+			}
+		}
+
+		&__square--checked,
+		&__circle--checked {
+			color: $u-radio-checked-color;
+			background-color: $u-radio-checked-background-color;
+			border-color: $u-radio-checked-border-color;
+		}
+
+		&__button--checked,
+		&__square--disabled,
+		&__circle--disabled {
+			background-color: $u-radio-disabled-background-color !important;
+		}
+
+		&__button--disabled--checked,
+		&__square--disabled--checked,
+		&__circle--disabled--checked {
+			color: $u-radio-disabled-checked-color !important;
+		}
+
+		&__label {
+			/* #ifndef APP-NVUE */
+			&-wrap {
+				cursor: pointer;
+			}
+			word-wrap: break-word;
+			/* #endif */
+			margin-left: $u-radio-label-margin-left;
+			margin-right: $u-radio-label-margin-right;
+			color: $u-radio-label-color;
+			font-size: $u-radio-label-font-size;
+
+			&--disabled {
+				color: $u-radio-label-disabled-color;
+			}
+		}
+	}
+</style>