refactor(event): 重构事件列表和稳态数据视图组件结构

- 将事件列表页面逻辑拆分为 EventListTable 组件
- 新增 MeasurementPointDialog 和 VoltageToleranceDialog 弹窗组件
- 重构稳态数据视图为主工作台组件 SteadyTrendWorkbench
- 移除不再使用的相别参数和相关逻辑
- 更新事件详情工具函数和接口参数映射
- 优化波形查看功能的数据传递方式
- 修正事件描述字段命名和严重程度解析逻辑

frontend/src/views/tools/waveform/index.vue

@@ -56,7 +56,7 @@
 </template>
 
 <script setup lang="ts">
-import { computed, nextTick, ref, watch } from 'vue'
+import { computed, nextTick, onMounted, ref, watch } from 'vue'
 import html2canvas from 'html2canvas'
 import { ElMessage } from 'element-plus'
 import { parseComtradeApi, parseComtradeVectorApi } from '@/api/tools/waveform'
@@ -125,6 +125,7 @@ const vectorParseResult = ref<Waveform.WaveComtradeVectorResultVO | null>(null)
 const lastParseErrorMessage = ref('')
 const lastVectorParseErrorMessage = ref('')
 const waveformFileAccept = '.cfg,.dat'
+const EVENT_LIST_WAVEFORM_SESSION_KEY = 'eventList:waveformParseResult'
 const trendXZoomRange = ref<TrendZoomRange>({ start: 0, end: 100 })
 const trendYZoomScale = ref(1)
 const activeTrendInteractionMode = ref<'none' | 'box-zoom' | 'pan' | 'mark'>('none')
@@ -447,6 +448,35 @@ const resetTrendToolState = () => {
     trendMarkers.value = []
 }
 
+const applyWaveformParseResult = (parseResult: Waveform.WaveComtradeResultVO) => {
+    waveformParseResult.value = parseResult
+    vectorParseResult.value = null
+    sourceValueMode.value = resolveSourceValueMode(parseResult.waveData?.szValueType)
+    temporaryPtRatio.value = parseResult.waveData?.pt
+    temporaryCtRatio.value = parseResult.waveData?.ct
+    activeValueMode.value = 'primary'
+    activeChannelIndex.value = 'all'
+    lastParseErrorMessage.value = ''
+    lastVectorParseErrorMessage.value = ''
+    resetTrendToolState()
+}
+
+onMounted(() => {
+    const storedWaveform = sessionStorage.getItem(EVENT_LIST_WAVEFORM_SESSION_KEY)
+
+    if (!storedWaveform) return
+
+    sessionStorage.removeItem(EVENT_LIST_WAVEFORM_SESSION_KEY)
+
+    try {
+        // eventList 已由后端按事件定位并解析波形，这里只恢复解析结果以复用当前展示能力。
+        applyWaveformParseResult(JSON.parse(storedWaveform) as Waveform.WaveComtradeResultVO)
+    } catch (error) {
+        console.error('[waveform] restore event list waveform failed', error)
+        ElMessage.error('事件波形数据解析失败，请重新查看波形')
+    }
+})
+
 const zoomTrendXAxis = (ratio: number) => {
     const { start, end } = trendXZoomRange.value
     const center = (start + end) / 2
@@ -1216,11 +1246,7 @@ const loadWaveformData = async (cfgFile: File, datFile: File) => {
         if (waveformResult.status === 'fulfilled') {
             const parseResult = waveformResult.value.data
 
-            waveformParseResult.value = parseResult
-            sourceValueMode.value = resolveSourceValueMode(parseResult.waveData?.szValueType)
-            temporaryPtRatio.value = parseResult.waveData?.pt
-            temporaryCtRatio.value = parseResult.waveData?.ct
-            activeValueMode.value = 'primary'
+            applyWaveformParseResult(parseResult)
         } else {
             waveformParseResult.value = null
             sourceValueMode.value = 'secondary'