fix footer

static/nativeComponents/custom-tab-bar/index.js

@@ -75,12 +75,7 @@ Component({
     },
     switchTab(e) {
       const { index } = e.currentTarget.dataset;
-
-      let routes = getCurrentPages();
-      let currentPage = routes[routes.length - 1].route;
-      // 当前仅有首页使用
-      if (currentPage=='pages/home/main') return
-
+      if (index==this.data.selected) return
       app.$themeToLink(this.data.list[index]["link"], 1);
     }
   }