导航栏增加图标

app.json

@@ -46,18 +46,26 @@
     "list": [
       {
         "pagePath": "pages/index/index",
+        "iconPath": "images/index/homepage.png",
+        "selectedIconPath": "images/index/homepage.png",
         "text": "主页"
       },
       {
         "pagePath": "pages/all/all",
+        "iconPath": "images/index/all.png",
+        "selectedIconPath": "images/index/all.png",
         "text": "全部商品"
       },
       {
         "pagePath": "pages/cart/cart",
+        "iconPath": "images/index/mycarts.png",
+        "selectedIconPath": "images/index/mycarts.png",
         "text": "购物车"
       },
       {
         "pagePath": "pages/my/personalCenter/personalCenter",
+        "iconPath": "images/index/mine.png",
+        "selectedIconPath": "images/index/mine.png",
         "text": "我的"
       }
     ]