277 lines
7.5 KiB
Vue
277 lines
7.5 KiB
Vue
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<template>
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<view class="tn-radio-class tn-radio" :style="[radioStyle]">
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<view
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class="tn-radio__icon-wrap"
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:class="[iconClass]"
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:style=[iconStyle]
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@tap="toggle"
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>
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<view class="tn-icon-success tn-radio__icon-wrap__icon"></view>
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</view>
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<view
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class="tn-radio__label"
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:style="{
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fontSize: labelSize ? labelSize + 'rpx' : '',
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color: labelColor ? labelColor : '#080808'
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}"
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@tap="onClickLabel"
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>
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<slot></slot>
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</view>
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</view>
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</template>
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<script>
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export default {
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name: 'tn-radio',
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props: {
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// radio名称
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name: {
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type: [String, Number],
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default: ''
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},
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// 是否禁用
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disabled: {
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type: Boolean,
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default: false
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},
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// 禁用点击标签进行选择
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disabledLabel: {
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type: Boolean,
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default: false
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},
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// 选择框的形状 square 方形 circle 圆形
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shape: {
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type: String,
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default: ''
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},
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// 选中时的颜色
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activeColor: {
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type: String,
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default: ''
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},
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// 组件尺寸
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size: {
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type: Number,
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default: 0
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},
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// 图标大小
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iconSize: {
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type: Number,
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default: 0
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},
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// label字体大小
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labelSize: {
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type: Number,
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default: 0
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},
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//labelColor 字体颜色
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labelColor: {
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type: String,
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default: '#080808'
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},
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//边框颜色
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borderColor: {
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type: String,
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default: '#080808'
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}
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},
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computed: {
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// 禁用，父组件会覆盖子组件的状态
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isDisabled() {
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return this.disabled ? this.disabled : (this.parentData.disabled ? this.parentData.disabled : false)
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},
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// 禁用label点击，父组件会覆盖子组件的状态
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isDisabledLabel() {
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return this.disabledLabel ? this.disabledLabel : (this.parentData.disabledLabel ? this.parentData.disabledLabel : false)
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},
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// 组件尺寸
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elSize() {
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return this.size ? this.size : (this.parentData.size ? this.parentData.size : 34)
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},
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// 组件选中时的颜色
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elActiveColor() {
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return this.activeColor ? this.activeColor : (this.parentData.activeColor ? this.parentData.activeColor : '#01BEFF')
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},
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// 组件形状
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elShape() {
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return this.shape ? this.shape : (this.parentData.shape ? this.parentData.shape : 'circle')
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},
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iconClass() {
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let clazz = ''
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clazz += (' tn-radio__icon-wrap--' + this.elShape)
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if (this.parentData.value === this.name) clazz += ' tn-radio__icon-wrap--checked'
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if (this.isDisabled) clazz += ' tn-radio__icon-wrap--disabled'
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if (this.parentData.value === this.name && this.isDisabled) clazz += ' tn-radio__icon-wrap--disabled--checked'
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return clazz
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},
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iconStyle() {
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// 当前radio的name等于parent的value才认为时选中
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let style = {}
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if (this.elActiveColor && this.parentData.value === this.name && !this.isDisabled) {
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style.borderColor = this.elActiveColor
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style.backgroundColor = this.elActiveColor
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}
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style.color = this.parentData.value === this.name ? '#FFFFFF' : 'transparent'
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style.width = this.elSize + 'rpx'
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style.height = style.width
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style.fontSize = (this.iconSize ? this.iconSize : (this.parentData.iconSize ? this.parentData.iconSize : 20)) + 'rpx'
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style.borderColor = this.borderColor
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return style
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},
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radioStyle() {
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let style = {}
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if (this.parent && this.parentData.width) {
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// #ifdef MP
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// 各家小程序因为它们特殊的编译结构，使用float布局
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style.float = 'left';
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// #endif
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// #ifndef MP
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// H5和APP使用flex布局
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style.flex = `0 0 ${this.parentData.width}`;
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// #endif
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}
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if(this.parent && this.parentData.wrap) {
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style.width = '100%';
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// #ifndef MP
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// H5和APP使用flex布局，将宽度设置100%，即可自动换行
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style.flex = '0 0 100%';
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// #endif
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}
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return style
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}
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},
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data() {
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return {
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// 父组件的默认值，因为头条小程序不支持在computed中使用this.parent.xxx的形式
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// 故只能使用如此方法
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parentData: {
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value: null,
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disabled: null,
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disabledLabel: null,
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shape: null,
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activeColor: null,
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size: null,
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width: null,
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wrap: null,
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iconSize: null,
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}
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}
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},
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created() {
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// 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
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this.updateParentData()
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this.parent.children.push(this)
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},
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methods: {
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updateParentData() {
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this.getParentData('tn-radio-group')
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},
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onClickLabel() {
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if (!this.isDisabledLabel && !this.isDisabled) {
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this.setRadioCheckedStatus()
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}
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},
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toggle() {
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if (!this.isDisabled) {
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this.setRadioCheckedStatus()
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}
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},
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emitEvent() {
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// tn-radio的name不等于父组件的v-model的值时(意味着未选中)，才发出事件，避免多次点击触发事件
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if (this.parentData.value !== this.name) this.$emit('change', this.name)
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},
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// 改变选中的状态
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// 更改本组件的parentData.value的值为本组件的name值，同时通过父组件遍历所有的radio实例
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// 将本组件外的其他radio的parentData.value都设置为空
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setRadioCheckedStatus() {
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this.emitEvent()
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if (this.parent) {
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this.parent.setValue(this.name)
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this.parentData.value = this.name
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}
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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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.tn-radio {
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/* #ifndef APP-NVUE */
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display: inline-flex;
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/* #endif */
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align-items: center;
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overflow: hidden;
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user-select: none;
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line-height: 1.8;
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&__icon-wrap {
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color: $tn-font-color;
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display: flex;
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flex-direction: row;
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flex: none;
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align-items: center;
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justify-content: center;
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box-sizing: border-box;
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width: 42rpx;
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height: 42rpx;
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color: transparent;
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text-align: center;
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transition-property: color, border-color, background-color;
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font-size: 20rpx;
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border: 1rpx solid $tn-font-sub-color;
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transition-duration: 0.2s;
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/* #ifdef MP-TOUTIAO */
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// 头条小程序兼容性问题，需要设置行高为0，否则图标偏下
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&__icon {
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line-height: 0;
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}
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/* #endif */
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&--circle {
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border-radius: 100%;
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}
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&--square {
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border-radius: 6rpx;
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}
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&--checked {
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color: #FFFFFF;
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background-color: $tn-main-color;
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border-color: $tn-main-color;
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}
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&--disabled {
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background-color: $tn-font-holder-color;
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border-color: $tn-font-sub-color;
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}
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&--disabled--checked {
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color: $tn-font-sub-color !important;
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}
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}
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&__label {
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word-wrap: break-word;
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margin-left: 10rpx;
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margin-right: 24rpx;
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color: $tn-font-color;
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font-size: 30rpx;
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&--disabled {
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color: $tn-font-sub-color;
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}
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}
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}
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</style>
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