告警事件添加设备选取功能

src/views/govern/alarm/index.vue

@@ -5,7 +5,6 @@
                 <Transient
                     v-if="!showEventStatistics"
                     :deviceTree="deviceTree"
-                    :key="key"
                     @statistics="showEventStatistics = true"
                 />
                 <eventStatistics v-else @back="showEventStatistics = false" />
@@ -14,13 +13,13 @@
               
             </el-tab-pane> -->
             <el-tab-pane label="稳态越限告警" name="3">
-                <Steady v-if="activeName == '3'" :deviceTree="deviceTree" :key="key" />
+                <Steady :deviceTree="deviceTree" />
             </el-tab-pane>
             <el-tab-pane label="设备告警" name="1">
-                <Device v-if="activeName == '1'" :deviceTree="deviceTree" :key="key" />
+                <Device :deviceTree="deviceTree" />
             </el-tab-pane>
             <el-tab-pane label="前置告警" name="2">
-                <Front v-if="activeName == '2'" :deviceTree="deviceTree" :key="key" />
+                <Front />
             </el-tab-pane>
         </el-tabs>
     </div>
@@ -48,9 +47,8 @@ watch(activeName, val => {
     }
 })
 getLineTree({ type: 'engineering' }).then(res => {
-   
     deviceTree.value = res.data
-    key.value += 1
+
     activeName.value = '4'
 })
 onMounted(() => {})