--增加交通气象监测规范文件下载

ruoyi-ui/src/views/JiHeExpressway/pages/perception/noStakeWaning/index.vue

@@ -9,22 +9,28 @@
         </template>
         刷新
       </ButtonGradient>
+        <ButtonGradient @click="downloadPDF" class="refresh-btn">
+          <template #prefix>
+            <img src="@screen/images/export.svg" />
+          </template>
+          规范文件
+        </ButtonGradient>
       </div>
-      
+
       <InputSearch ref="searchComp" style="width: 400px" :formList="searchFormList"
         :formConfigOptions="{ dFormData: { eventState: '0' } }" @handleSearch="handleSearch" />
 
     </div>
     <!-- 内容 -->
     <div class="body">
-      
+
       <Table :data="tableData" height="75vh"  @cell-click="onCellClick">
         <el-table-column label="序号" type="index" :index="indexMethod" width="100" align="center"
           header-align="center" />
         <ElTableColumn label="预警类型" prop="warningType" width="160" align="center" header-align="center" />
         <ElTableColumn label="报警内容" show-overflow-tooltip prop="warningDescription"  header-align="center" />
         <ElTableColumn label="报警时间" prop="warningTime" width="220" align="center" header-align="center" />
-     
+
       </Table>
     </div>
 
@@ -90,7 +96,7 @@ export default {
   mounted(){
   },
   methods: {
-    
+
       onCellClick(row, column, cell, event) {
         if(row.warningType === '交通流预警'){
           this.dialogWarningVisible = true;
@@ -101,6 +107,15 @@ export default {
       this.searchData.pageNum = 1;
       this.$refs.searchComp.handleResetForm();
     },
+    downloadPDF() {
+      const filePath = '/documents/规范文件.pdf';
+      const link = document.createElement('a');
+      link.href = filePath;
+      link.download = '规范文件.pdf';
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+    },
     handleSearch(data) {
       let startTime = null;
       let endTime = null;
@@ -121,7 +136,7 @@ export default {
     },
 
     //
-  
+
     handleDelete(row){
       const self = this;
       this.$confirm('是否确认删除?', "警告", {
@@ -138,7 +153,7 @@ export default {
           })
         }).catch(function() {});
     },
-   
+
     initData() {
       request({
         url: `/business/dcNoStakeWarningTable/list`,