diff --git a/lib/ui/routes/main_route/main_route.dart b/lib/ui/routes/main_route/main_route.dart
index 49a0b5a..a7df0e9 100644
--- a/lib/ui/routes/main_route/main_route.dart
+++ b/lib/ui/routes/main_route/main_route.dart
@@ -15,7 +15,7 @@ final mainControllerKey = GlobalKey<MainController>();
 mixin MainRoute implements StatefulWidget {}
 
 /// Public interface of home controller
-mixin MainController implements State<MainRoute> {
+abstract class MainController extends State<MainRoute> {
   /// Get current instance of Home controller
   static MainController of(BuildContext context) {
     assert(context != null); // A future implementation might need context again
@@ -34,7 +34,18 @@ mixin MainController implements State<MainRoute> {
   void openUserFriendsList(int userID);
 
   /// Pop current page. Last page can not be popped
-  void popPage();
+  ///
+  /// If the current route is not the main route, we pop one page
+  void popPage() {
+    if(!ModalRoute.of(context).isCurrent)
+      Navigator.of(context).pop();
+    else
+      doPopPage();
+  }
+
+  /// Pop current page. Do not call this method directly.
+  @protected
+  void doPopPage();
 
   /// Push a new widget
   void push(Widget w, {bool hideNavBar});
diff --git a/lib/ui/routes/main_route/smartphone_route.dart b/lib/ui/routes/main_route/smartphone_route.dart
index 1daf2fe..4807925 100644
--- a/lib/ui/routes/main_route/smartphone_route.dart
+++ b/lib/ui/routes/main_route/smartphone_route.dart
@@ -55,7 +55,7 @@ class CurrPage {
 }
 
 /// Private implementation of HomeController
-class _MainRouteState extends State<MainRoute> implements MainController {
+class _MainRouteState extends MainController {
   CurrPage get _currTab => history.last;
   List<CurrPage> history = List();
 
@@ -67,7 +67,7 @@ class _MainRouteState extends State<MainRoute> implements MainController {
   }
 
   /// Pop the page
-  void popPage() {
+  void doPopPage() {
     if (history.length > 1) history.removeLast();
     setState(() {});
   }
diff --git a/lib/ui/routes/main_route/tablet_route.dart b/lib/ui/routes/main_route/tablet_route.dart
index f05c2b7..a2e939b 100644
--- a/lib/ui/routes/main_route/tablet_route.dart
+++ b/lib/ui/routes/main_route/tablet_route.dart
@@ -17,7 +17,7 @@ class TabletRoute extends StatefulWidget implements MainRoute {
   _TabletRouteState createState() => _TabletRouteState();
 }
 
-class _TabletRouteState extends State<MainRoute> implements MainController {
+class _TabletRouteState extends MainController {
   final _conversationsKey = GlobalKey<ConversationsAreaWidgetState>();
 
   @override
@@ -88,11 +88,6 @@ class _TabletRouteState extends State<MainRoute> implements MainController {
     // TODO: implement openUserPage
   }
 
-  @override
-  void popPage() {
-    // TODO: implement popPage
-  }
-
   @override
   void push(Widget w, {bool hideNavBar}) {
     // TODO: implement push
@@ -102,4 +97,9 @@ class _TabletRouteState extends State<MainRoute> implements MainController {
   void startCall(int convID) {
     // TODO: implement startCall
   }
+
+  @override
+  void doPopPage() {
+    // TODO: implement doPopPage
+  }
 }