修改下载的名称

src/views/rai_manage/activityManage/activityManage.vue

@@ -320,7 +320,7 @@ export default {
         context.drawImage(img, 0, 0, img.width, img.height);
         let dataURL = canvas.toDataURL("image/png", 1);
         const a = document.createElement("a");
-        a.setAttribute("download", "签到码.png");
+        a.setAttribute("download", `${row.ActivityName}签到码.png`);
         a.style.display = "none";
         a.href = dataURL;
         document.body.appendChild(a);