54 lines
1.3 KiB
Vue
54 lines
1.3 KiB
Vue
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<template>
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<scroll-view
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scroll-x="true"
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class="tabScroll"
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:scroll-into-view="scrollinto"
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:scroll-with-animation="true"
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>
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<view
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v-for="(item, index) in tabBars"
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:key="index"
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:id="'tab' + index"
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class="scroll-row-item"
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@click="changeTab(index)"
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>
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<view :class="tabIndex == index ? 'scroll-row-item-act' : ''">
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<text class="line"></text>
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{{ item.label }}
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</view>
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</view>
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</scroll-view>
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</template>
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<script setup>
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import { ref, reactive, onMounted } from "vue";
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import { useStore } from "vuex";
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// 获取父组件数据
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const props = defineProps({
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tabBars: {
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type: Array,
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default: () => [],
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},
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});
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// ------定义变量------
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const store = useStore();
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const users = store.state.user;
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const emit = defineEmits(""); //子组件向父组件事件传递
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const scrollinto = ref("tab0"); //tab切换
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let tabIndex = ref(users.tabIndex ? users.tabIndex : 0); //当前tab
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// ------定义方法------
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// tab选项卡切换轮播
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const changeTab = (index) => {
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// 点击的还是当前数据的时候直接return
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if (tabIndex.value == index) {
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return;
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}
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tabIndex.value = index;
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emit("getTabIndex", index);
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// 滑动
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scrollinto.value = "tab" + index;
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};
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//把数据、方法暴漏给父组件
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defineExpose({
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changeTab,
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});
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</script>
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