88 lines
2.3 KiB
Vue
88 lines
2.3 KiB
Vue
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<template>
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<el-scrollbar ref="scrollbarRef" style="width: 100%;" class="step-scrollbar">
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<div class="step-wrapper" ref="stepWrapperRef">
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<el-steps :active="activeStep" finish-status="success">
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<el-step v-for="item in list" :key="value" :title="item.caseName" :description="item.remark" />
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</el-steps>
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</div>
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</el-scrollbar>
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</template>
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<script setup>
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const props = defineProps({
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list: {
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type: Array,
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default: () => []
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},
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activeStep: {
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type: Number,
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default: 0
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}
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})
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const scrollbarRef = ref(null)
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const stepWrapperRef = ref(null)
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/**
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* 滚动到当前激活的步骤
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*/
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const scrollToActiveStep = () => {
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nextTick(() => {
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// 获取 el-scrollbar 的可视区域宽度
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const scrollbarEl = scrollbarRef.value?.$el
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const wrapEl = scrollbarEl?.querySelector('.el-scrollbar__wrap')
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if (!wrapEl) return
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const viewWidth = wrapEl.clientWidth
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// 获取所有 step 元素
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const steps = stepWrapperRef.value?.querySelectorAll('.el-step')
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if (!steps || !steps[props.activeStep]) return
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// 计算激活 step 的位置
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const activeEl = steps[props.activeStep]
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const stepLeft = activeEl.offsetLeft
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const stepWidth = activeEl.offsetWidth
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// 让激活 step 居中显示
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const scrollLeft = stepLeft - viewWidth / 2 + stepWidth / 2
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console.log('滚动位置：', scrollLeft)
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// 使用 el-scrollbar 提供的方法滚动
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scrollbarRef.value.setScrollLeft(Math.max(0, scrollLeft))
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})
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}
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setTimeout(() => {
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scrollToActiveStep()
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}, 1000)
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</script>
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<style lang="scss" scoped>
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.step-scrollbar {
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margin-top: 12px;
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white-space: nowrap;
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.step-wrapper {
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display: inline-block;
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/* 让wrapper宽度由内容决定 */
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width: 100%;
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/* 至少和容器一样宽 */
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white-space: nowrap;
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/* 防止 flex 项换行 */
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margin: 10px 0 20px 0;
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:deep(.el-steps) {
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flex-wrap: nowrap;
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width: calc(100% - 150px);
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.el-step {
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flex-shrink: 0 !important;
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/* 禁止步骤项被压缩 */
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min-width: 150px;
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/* 每个步骤的最小宽度，按需调整 */
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}
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}
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}
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}
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</style>
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