159 lines
3.4 KiB
Vue
159 lines
3.4 KiB
Vue
<template>
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<!-- 根元素绑定CSS变量，关联props中的颜色 -->
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<view
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class="service-first-tab"
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:style="[
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{ backgroundColor: bgColor },
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{ '--active-color': activeColor }, // 激活色变量
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{ '--inactive-color': inactiveColor }, // 非激活色变量
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{ '--tab-padding-top': tabPaddingTop}, //
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{ '--tab-padding-bottom': tabPaddingBottom} //
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]"
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>
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<scroll-view
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scroll-x
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class="tab-scroll"
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:show-scrollbar="false"
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@touchmove.prevent.stop
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>
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<view class="tab-container">
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<view
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v-for="(tab, index) in tabs"
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:key="tab.id"
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:class="['tab-item', { active: activeId == tab.id }]"
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:style="{ paddingTop: tabPaddingTop,paddingBottom: tabPaddingBottom }"
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@click="handleTabClick(tab)"
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>
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<text class="tab-text">{{ tab.title }}</text>
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<view class="tab-active-indicator" v-if="activeId == tab.id"></view>
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</view>
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</view>
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</scroll-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: "ServiceFirstTab",
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props: {
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tabs: {
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type: Array,
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required: true,
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default: () => [],
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},
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activeId: {
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type: [String, Number],
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default: "",
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},
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tabWidth: {
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type: Number,
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default: 140,
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},
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// 已定义的激活色props（无需修改）
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activeColor: {
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type: String,
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default: "#E8101E",
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},
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// 已定义的非激活色props（无需修改）
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inactiveColor: {
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type: String,
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default: "#333",
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},
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fontSize: {
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type: Number,
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default: 28,
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},
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indicatorHeight: {
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type: Number,
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default: 6,
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},
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bgColor: {
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type: String,
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default: "#fafafa",
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},
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//itempading
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tabPaddingTop: {
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type: String,
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default: "30rpx", // 默认值就是复合写法，验证生效
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},
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tabPaddingBottom: {
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type: String,
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default: "14rpx", // 默认值就是复合写法，验证生效
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},
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},
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methods: {
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handleTabClick(tab) {
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if (this.activeId === tab.id) return;
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this.$emit("tab-click", tab.id, tab.title, tab);
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},
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},
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};
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</script>
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<style scoped>
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.service-first-tab {
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position: relative;
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width: 100%;
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background-color: #fff;
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box-shadow: 0 4rpx 10rpx rgba(0,0,0,0.05);
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}
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/* 反圆角 */
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/* .service-first-tab::after {
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content: '';
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position: absolute;
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left: 0;
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width: 100%;
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height: 40rpx;
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background: #fafafa;
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border-top-left-radius: 30rpx;
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border-top-right-radius: 30rpx;
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} */
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.tab-scroll {
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width: 100%;
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white-space: nowrap;
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}
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.tab-container {
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display: flex;
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padding: 0 30rpx;
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gap: 60rpx;
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}
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.tab-item {
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display: flex;
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flex-direction: column;
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align-items: center;
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/* padding: 0 20rpx; */
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/* height: 88rpx; */
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justify-content: center;
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position: relative;
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}
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/* 非激活色：使用CSS变量 --inactive-color */
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.tab-text {
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font-size: 30rpx;
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color: var(--inactive-color);
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transition: color 0.2s;
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}
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/* 激活色：使用CSS变量 --active-color */
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.tab-item.active .tab-text {
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color: var(--active-color);
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font-weight: 500;
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}
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/* 下划线颜色：与激活色一致，使用 --active-color */
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.tab-active-indicator {
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position: absolute;
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bottom: 0;
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width: 32rpx;
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height: 6rpx; /* 可关联 indicatorHeight props，见延伸优化 */
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background-color: var(--active-color);
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border-radius: 10rpx;
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transition: all 0.2s;
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}
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</style> |