129 lines
3.1 KiB
Vue
129 lines
3.1 KiB
Vue
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<template>
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<!-- tab选项卡滑动切换 -->
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<view class="my-tab" ref="myTabRef">
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<view class="my-tab-item" v-for="(item, index) in tabs" :ref="`tab${item.name}Ref`"
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:class="{ active: item.name === activeItem }" :key="index">
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<view class="my-tab-text" ref="tabName" @click="tabClick(item,index)">
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<view class="name">{{ item.label }}</view>
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<view class="xian" v-if='isshow'></view>
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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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tabs -- 传入标签名 array类型 : tabs: [{name: "tabOne",label: "全部"},{...}]
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activeItem -- 默认第一个class名 string
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@tabClick -- 自定义点击事件 回传用到 做逻辑判断
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标签大小、默认颜色、选中颜色，下边框线等样式，已在css中注释，请根据注释修改即可
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*/
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export default {
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name: "cx-navTitle",
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props: {
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tabs: { //所有标签名
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type: Array,
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default: []
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},
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activeItem: { //默认第一个 选中的class类名
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type: String,
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default: ''
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},
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show: {
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type: Boolean,
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default: ''
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},
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},
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data() {
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return {
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isshow: true,
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};
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},
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mounted() {
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this.isshow = this.show
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},
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methods: {
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// tab点击
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tabClick(item, index) {
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this.$emit('tabClick', item) //回传数据
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// 触发滑动方法
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this.scrollLeftTo(item.name);
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},
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// 滑动
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scrollLeftTo(name) {
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const ref = `tab${name}Ref`;
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// 获取myTabRef的DOM元素，即类名为my-tab的标签
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const nav = this.$refs.myTabRef.$el;
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// 获取当前点击的某一个tab的的DOM元素，即类名为my-tab-item的标签
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const title = this.$refs[ref][0].$el;
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// 计算位移偏差
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// #ifdef H5
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const to = title.offsetLeft - (nav.offsetWidth - title.offsetWidth) / 2;
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nav.scrollLeft = to;
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// #endif
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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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.my-tab {
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width: 720rpx;
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margin: 0 auto;
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// height:80rpx;
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// background: #ffffff;
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// line-height:80rpx;
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// border:1px solid red;
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display: flex;
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overflow-x: scroll;
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padding-right: 0rpx;
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scroll-behavior: smooth; //平稳的滑动效果
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font-size: 32rpx;
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font-family: PingFang-SC-Heavy;
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.my-tab-item {
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padding: 20rpx 35rpx; //标签上下左右距离 -- 在这里改
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color: #707070; //标签默认颜色 -- 在这里改
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// height: 0rpx;
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text-align: center;
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flex: 1 0 auto;
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&.active {
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color: #333333; //标签选中颜色 -- 在这里改
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font-family: PingFang-SC-Heavy;
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font-weight: 600;
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position: relative;
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.my-tab-text {
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.xian {
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position: relative;
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top: 0rpx; //下边框线和标签距离 -- 在这里改
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z-index: 8;
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width: 26px;
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margin: 0 auto;
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border: 1rpx solid #F84221; //标签底部下边框线 -- 在这里改
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border-radius: 50rpx;
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padding: 0rpx 30rpx;
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opacity: 0.6; //下边框线透明度 -- 在这里改
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}
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.name {
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position: relative;
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z-index: 9;
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font-size: 32rpx;
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font-family: PingFang SC;
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font-weight: 500;
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color: #F84221;
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color: #F84221;
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}
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}
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}
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}
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}
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// 隐藏滚动条
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::-webkit-scrollbar {
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height: 0;
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width: 0;
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color: transparent;
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}
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</style>
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