fix: do not allow empty data to be saved. for area manager

zhangzengfei

2020-09-01 59ad7ba6452b2028fd7faca000c626a148256620

 src/pages/desktop/index/mock/userData.json

@@ -135,7 +135,17 @@
        "width": 760,
        "height": 534
      },
      
      {
        "id": "19",
        "name": "heatCamera",
        "src": "../../images/app-mid/algorithm-manage.png",
        "alt": "热力图",
        "type": "2",
        "url": "/view/heatCamera",
        "title": "热力图",
        "width": 760,
        "height": 600
      },
      {
        "id": "20",
        "name": "areaManage",