<template>
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<view :class="[styleType === 'text'?'segmented-control--text' : 'segmented-control--button' ]"
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:style="{ borderColor: styleType === 'text' ? '' : activeColor }" class="segmented-control">
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<view v-for="(item, index) in values" :class="[ styleType === 'text' ? '': 'segmented-control__item--button',
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index === currentIndex&&styleType === 'button' ? 'segmented-control__item--button--active': '',
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index === 0&&styleType === 'button' ? 'segmented-control__item--button--first': '',
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index === values.length - 1&&styleType === 'button' ? 'segmented-control__item--button--last': '' ]" :key="index"
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:style="{ backgroundColor: index === currentIndex && styleType === 'button' ? activeColor : '',borderColor: index === currentIndex&&styleType === 'text'||styleType === 'button'?activeColor:'transparent' }"
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class="segmented-control__item" @click="_onClick(index)">
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<view>
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<text :style="{color:
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index === currentIndex
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? styleType === 'text'
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? activeColor
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: '#fff'
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: styleType === 'text'
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? '#000'
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: activeColor}" class="segmented-control__text" :class="styleType === 'text' && index === currentIndex ? 'segmented-control__item--text': ''">{{ item }}</text>
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</view>
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</view>
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</view>
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</template>
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<script>
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/**
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* SegmentedControl 分段器
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* @description 用作不同视图的显示
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* @tutorial https://ext.dcloud.net.cn/plugin?id=54
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* @property {Number} current 当前选中的tab索引值，从0计数
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* @property {String} styleType = [button|text] 分段器样式类型
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* @value button 按钮类型
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* @value text 文字类型
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* @property {String} activeColor 选中的标签背景色与边框颜色
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* @property {Array} values 选项数组
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* @event {Function} clickItem 组件触发点击事件时触发，e={currentIndex}
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*/
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export default {
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name: 'UniSegmentedControl',
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emits: ['clickItem'],
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props: {
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current: {
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type: Number,
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default: 0
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},
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values: {
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type: Array,
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default () {
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return []
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}
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},
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activeColor: {
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type: String,
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default: '#2979FF'
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},
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styleType: {
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type: String,
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default: 'button'
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}
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},
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data() {
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return {
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currentIndex: 0
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}
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},
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watch: {
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current(val) {
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if (val !== this.currentIndex) {
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this.currentIndex = val
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}
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}
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},
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created() {
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this.currentIndex = this.current
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},
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methods: {
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_onClick(index) {
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if (this.currentIndex !== index) {
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this.currentIndex = index
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this.$emit('clickItem', {
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currentIndex: index
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})
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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" >
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.segmented-control {
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/* #ifndef APP-NVUE */
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display: flex;
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box-sizing: border-box;
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/* #endif */
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flex-direction: row;
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height: 36px;
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overflow: hidden;
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/* #ifdef H5 */
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cursor: pointer;
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/* #endif */
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}
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.segmented-control__item {
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/* #ifndef APP-NVUE */
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display: inline-flex;
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box-sizing: border-box;
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/* #endif */
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position: relative;
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flex: 1;
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justify-content: center;
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align-items: center;
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}
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.segmented-control__item--button {
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border-style: solid;
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border-top-width: 1px;
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border-bottom-width: 1px;
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border-right-width: 1px;
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border-left-width: 0;
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}
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.segmented-control__item--button--first {
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border-left-width: 1px;
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border-top-left-radius: 5px;
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border-bottom-left-radius: 5px;
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}
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.segmented-control__item--button--last {
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border-top-right-radius: 5px;
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border-bottom-right-radius: 5px;
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}
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.segmented-control__item--text {
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border-bottom-style: solid;
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border-bottom-width: 2px;
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padding: 6px 0;
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}
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.segmented-control__text {
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font-size: 14px;
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line-height: 20px;
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text-align: center;
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}
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</style>
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