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| <template>
| <view :class="{'uni-scroll-tab': scroll === true }" class="uni-tab ">
|
| <view v-for="(tab,index) in tabList" :key="index"
| :class="{ 'uni-tab-active': index === value, 'uni-tab-scroll-item': scroll === true, ' uni-tab-scroll-active': index === value && scroll === true }"
| :style="[{color:index === value ? activeColor : defaultColor,backgroundColor: bgColor}]"
| @tap="itemClick(index,tab)" class="uni-tab-item">
| <span v-if="tab.icon != undefined" class="iconfont mr5" :class="tab.icon"></span>
|
| <text>{{rangeKey == '' ? tab.TabControl : tab[rangeKey]}}</text>
| </view>
| <view v-if="!scroll" :style="[{ right: barRight + '%', left : barLeft + '%', borderColor: activeColor }]"
| class="uni-tab-bar" :class="back ? 'uni-tab-bar-backward' : 'uni-tab-bar-forward'"></view>
| </view>
| </template>
| <script>
| export default {
| name: 'uni-tab',
| data() {
| return {
| average: 0,
| back: false
| };
| },
| props: {
| value: {
| type: Number, //当前选中下标
| default () {
| return 0;
| }
| },
| tabList: {
| type: Array,
| default () {
| return [];
| }
| },
| bgColor: { //背景颜色
| type: String,
| default () {
| return '#FFFFFF';
| }
| },
| defaultColor: { //默认未选中文字颜色
| type: String,
| default () {
| return '#636363';
| }
| },
| activeColor: { //选中时文字颜色 线条颜色
| type: String,
| default () {
| return '#000000';
| }
| },
| rangeKey: { // 当tabList为对象时 显示指定下标值
| type: String,
| default () {
| return '';
| }
| },
| scroll: { //横向滑动
| type: Boolean,
| default () {
| return false;
| }
| },
| },
| computed: {
| barLeft() {
| return this.value * this.average;
| },
| barRight() {
| let index = this.tabList.length - this.value - 1;
| console.log(this.tabList.length,index * this.average);
| return index * this.average;
| },
| },
| created() {
| this.average = 100 / this.tabList.length;
| },
| methods: {
| itemClick(index, tab) {
| if (this.value == index) return false;
| if (this.value > index) {
| this.back = true;
| } else {
| this.back = false;
| }
| // this.value = index;
| this.$emit('update:value', index);
| this.$emit('change', {
| tab: tab
| });
| }
| }
| };
| </script>
| <style lang="scss" scoped>
| @import "../../static/iconfont.css";
|
| .uni-tab {
| position: relative;
| display: flex;
| font-size: 14px;
| height: 44px;
| line-height: 44px;
| // sdsd
| // justify-content: center;
| .uni-tab-item {
| flex: 1;
| // width: 20% !important;
| height: 100%;
| text-align: center;
| box-sizing: border-box;
| overflow: hidden;
| }
|
| .uni-tab-scroll-item {
| flex: none;
| padding: 0px 12px;
| }
|
| .uni-tab-active {
|
| color: #1e9fff;
| }
|
| .uni-tab-scroll-active {
| border-bottom: 3px solid #1e9fff;
| }
|
| .uni-tab-bar {
| display: block;
| height: 3px;
| position: absolute;
| bottom: 0;
| border-bottom: 3px solid #1e9fff;
| }
|
| .uni-tab-bar-forward {
| transition: right 0.3s cubic-bezier(0.35, 0, 0.25, 1), left 0.3s cubic-bezier(0.35, 0, 0.25, 1) 0.09s;
| }
|
| .uni-tab-bar-backward {
| transition: right 0.3s cubic-bezier(0.35, 0, 0.25, 1) 0.09s, left 0.3s cubic-bezier(0.35, 0, 0.25, 1);
| }
| }
|
| .uni-scroll-tab {
| overflow-x: scroll;
| }
| </style>
|
|
