Simplify pages system

lib/ui/routes/main_route/main_route.dart

@@ -1,3 +1,23 @@
+import 'package:comunic/helpers/account_helper.dart';
+import 'package:comunic/ui/routes/account_settings/account_settings_route.dart';
+import 'package:comunic/ui/routes/app_settings_route.dart';
+import 'package:comunic/ui/routes/conversation_route.dart';
+import 'package:comunic/ui/routes/login_route.dart';
+import 'package:comunic/ui/routes/main_route/page_info.dart';
+import 'package:comunic/ui/screens/call_screen.dart';
+import 'package:comunic/ui/screens/conversations_list_screen.dart';
+import 'package:comunic/ui/screens/friends_list_screen.dart';
+import 'package:comunic/ui/screens/group_screen.dart';
+import 'package:comunic/ui/screens/groups_list_screen.dart';
+import 'package:comunic/ui/screens/newest_posts.dart';
+import 'package:comunic/ui/screens/notifications_screen.dart';
+import 'package:comunic/ui/screens/other_friends_lists_screen.dart';
+import 'package:comunic/ui/screens/search_screen.dart';
+import 'package:comunic/ui/screens/user_access_denied_screen.dart';
+import 'package:comunic/ui/screens/user_page_screen.dart';
+import 'package:comunic/utils/account_utils.dart';
+import 'package:comunic/utils/intl_utils.dart';
+import 'package:comunic/utils/ui_utils.dart';
 import 'package:flutter/material.dart';
 
 /// Abstract main application route
@@ -16,26 +36,123 @@ mixin MainRoute implements StatefulWidget {}
 
 /// Public interface of home controller
 abstract class MainController extends State<MainRoute> {
+  final _pagesStack = List<PageInfo>();
+
+  /// Default page of the application
+  PageInfo get defaultPage;
+
+  /// Get the current page being active in the application
+  PageInfo get currentPage => _pagesStack.last;
+
+  /// Get the current number of page in application stack
+  int get numberOfPages => _pagesStack.length;
+
   /// Get current instance of Home controller
   static MainController of(BuildContext context) {
     assert(context != null); // A future implementation might need context again
     return mainControllerKey.currentState;
   }
 
+  @override
+  void initState() {
+    super.initState();
+    _pagesStack.add(defaultPage);
+  }
+
+  /// Push a new page
+  void pushPage(PageInfo page) => setState(() => _pagesStack.add(page));
+
+  /// Pop current page. Do not call this method directly.
+  @protected
+  void doPopPage() {
+    if (_pagesStack.length > 0) setState(() => _pagesStack.removeLast());
+  }
+
   /// Pop until main route is reached
   void popUntilMainRoute() => Navigator.of(context).popUntil((settings) =>
       ModalRoute.of(context).isCurrent || !ModalRoute.of(context).isActive);
 
-  /// Open user page
-  void openUserPage(int userID);
+  /// Open notifications page
+  void openNotificationsPage() => pushPage(PageInfo(
+      type: PageType.NOTIFICATIONS_PAGE, child: NotificationsScreen()));
 
-  void openUserAccessDeniedPage(int userID);
+  /// Open conversations page
+  void openConversationsPage() => pushPage(PageInfo(
+      type: PageType.CONVERSATIONS_LIST_PAGE,
+      child: ConversationsListScreen()));
+
+  /// Open latest posts page
+  void openLatestPostsPage() => pushPage(
+      PageInfo(type: PageType.LATEST_POSTS_PAGE, child: NewestPostsScreen()));
+
+  /// Open user page
+  void openUserPage(int userID) => pushPage(PageInfo(
+      type: PageType.USER_PAGE, child: UserPageScreen(userID: userID)));
+
+  void openUserAccessDeniedPage(int userID) =>
+      pushPage(PageInfo(child: UserAccessDeniedScreen(userID: userID)));
+
+  /// Open current user page
+  void openCurrentUserPage() => this.openUserPage(userID());
 
   /// Open a specific group page specified by its [groupID]
-  void openGroup(int groupID);
+  void openGroup(int groupID) => pushPage(PageInfo(
+      type: PageType.GROUP_PAGE, child: GroupPageScreen(groupID: groupID)));
+
+  /// Display the list of friends of current user
+  void openFriendsList() => pushPage(
+      PageInfo(type: PageType.FRIENDS_LIST_PAGE, child: FriendsListScreen()));
+
+  /// Open search page
+  void openSearchPage() => pushPage(PageInfo(child: SearchScreen()));
+
+  /// Open groups list page
+  void openGroupsListPage() => pushPage(PageInfo(child: GroupsListScreen()));
 
   /// Display the list of friends of a user
-  void openUserFriendsList(int userID);
+  void openUserFriendsList(int userID) =>
+      pushPage(PageInfo(child: OtherUserFriendsListScreen(userID: userID)));
+
+  /// Push a new widget
+  void push(Widget w,
+          {bool hideNavBar = false, bool canShowAsDialog = false}) =>
+      pushPage(PageInfo(
+          child: w, hideNavBar: hideNavBar, canShowAsDialog: canShowAsDialog));
+
+  /// Open a conversation
+  void openConversation(int convID, {fullScreen: false}) => pushPage(PageInfo(
+        type: PageType.CONVERSATION_PAGE,
+        child: ConversationRoute(conversationID: convID),
+        hideNavBar: true,
+      ));
+
+  /// Start a call for a given conversation
+  void startCall(int convID) =>
+      pushPage(PageInfo(child: CallScreen(convID: null), hideNavBar: true));
+
+  /// Open account settings
+  void openAccountSettings() => Navigator.of(context)
+      .push(MaterialPageRoute(builder: (c) => AccountSettingsRoute()));
+
+  /// Open application settings
+  void openAppSettings() => Navigator.of(context)
+      .push(MaterialPageRoute(builder: (c) => AppSettingsRoute()));
+
+  /// Handle logout requests
+  void requestLogout() async {
+    if (!await showConfirmDialog(
+        context: context,
+        message: tr("Do you really want to sign out from the application ?"),
+        title: tr("Sign out"))) return;
+
+    popUntilMainRoute();
+
+    await AccountHelper().signOut();
+
+    Navigator.pushReplacement(context, MaterialPageRoute(builder: (c) {
+      return LoginRoute();
+    }));
+  }
 
   /// Pop current page. Last page can not be popped
   ///
@@ -46,17 +163,4 @@ abstract class MainController extends State<MainRoute> {
     else
       doPopPage();
   }
-
-  /// Pop current page. Do not call this method directly.
-  @protected
-  void doPopPage();
-
-  /// Push a new widget
-  void push(Widget w, {bool hideNavBar, bool allowAsDialog});
-
-  /// Open a conversation
-  void openConversation(int convID, {fullScreen: false});
-
-  /// Start a call for a given conversation
-  void startCall(int convID);
 }

lib/ui/routes/main_route/page_info.dart

@@ -0,0 +1,35 @@
+import 'package:flutter/cupertino.dart';
+
+/// Single page information
+///
+/// @author Pierre HUBERT
+
+enum PageType {
+  USER_PAGE,
+  GROUP_PAGE,
+  CONVERSATION_PAGE,
+  NOTIFICATIONS_PAGE,
+  CONVERSATIONS_LIST_PAGE,
+  FRIENDS_LIST_PAGE,
+  LATEST_POSTS_PAGE,
+  OTHER_PAGE
+}
+
+class PageInfo {
+  final PageType type;
+  final Widget child;
+  final int id;
+  final bool hideNavBar;
+  final bool canShowAsDialog;
+
+  const PageInfo({
+    this.type = PageType.OTHER_PAGE,
+    @required this.child,
+    this.id,
+    this.hideNavBar = false,
+    this.canShowAsDialog = false,
+  })  : assert(type != null),
+        assert(child != null),
+        assert(hideNavBar != null),
+        assert(canShowAsDialog != null);
+}

lib/ui/routes/main_route/smartphone_route.dart

@@ -1,27 +1,9 @@
-import 'package:comunic/helpers/account_helper.dart';
-import 'package:comunic/ui/routes/account_settings/account_settings_route.dart';
-import 'package:comunic/ui/routes/app_settings_route.dart';
-import 'package:comunic/ui/routes/conversation_route.dart';
 import 'package:comunic/ui/routes/main_route/main_route.dart';
-import 'package:comunic/ui/screens/call_screen.dart';
-import 'package:comunic/ui/screens/conversations_list_screen.dart';
-import 'package:comunic/ui/screens/friends_list_screen.dart';
-import 'package:comunic/ui/screens/group_screen.dart';
-import 'package:comunic/ui/screens/groups_list_screen.dart';
-import 'package:comunic/ui/screens/newest_posts.dart';
+import 'package:comunic/ui/routes/main_route/page_info.dart';
 import 'package:comunic/ui/screens/notifications_screen.dart';
-import 'package:comunic/ui/screens/other_friends_lists_screen.dart';
-import 'package:comunic/ui/screens/search_screen.dart';
-import 'package:comunic/ui/screens/user_access_denied_screen.dart';
-import 'package:comunic/ui/screens/user_page_screen.dart';
 import 'package:comunic/ui/widgets/mobile_mode/mobile_appbar_widget.dart';
-import 'package:comunic/utils/account_utils.dart';
-import 'package:comunic/utils/intl_utils.dart';
-import 'package:comunic/utils/ui_utils.dart';
 import 'package:flutter/material.dart';
 
-import '../login_route.dart';
-
 /// Main route of the application
 ///
 /// @author Pierre HUBERT
@@ -33,138 +15,20 @@ class SmartphoneMainRoute extends StatefulWidget implements MainRoute {
   State<StatefulWidget> createState() => _MainRouteState();
 }
 
-class CurrPage {
-  final BarCallbackActions action;
-  final Map<String, dynamic> args;
-  final bool hideNavBar;
-
-  const CurrPage(
-    this.action, {
-    this.args,
-    this.hideNavBar = false,
-  })  : assert(action != null),
-        assert(hideNavBar != null);
-
-  @override
-  String toString() =>
-      "CurrPage {\n\taction: " +
-      this.action.toString() +
-      "\n\targs: " +
-      this.args.toString() +
-      "\n}";
-}
-
 /// Private implementation of HomeController
 class _MainRouteState extends MainController {
-  CurrPage get _currTab => history.last;
-  List<CurrPage> history = List();
-
-  /// Change currently visible tab
-  void _pushPage(CurrPage newPage) {
-    setState(() {
-      history.add(newPage);
-    });
-  }
-
-  /// Pop the page
-  void doPopPage() {
-    if (history.length > 1) history.removeLast();
-    setState(() {});
-  }
+  @override
+  PageInfo get defaultPage =>
+      PageInfo(type: PageType.NOTIFICATIONS_PAGE, child: NotificationsScreen());
 
   /// Allows to go to previous tab
   Future<bool> _willPop() async {
-    if (history.length == 1) return true;
+    if (numberOfPages == 1) return true;
 
     popPage();
     return false;
   }
 
-  /// Handles a new tab being tapped
-  void _onTap(BarCallbackActions action) {
-    /// Check more quick actions
-    switch (action) {
-
-      /// Open current user page
-      case BarCallbackActions.OPEN_MY_PAGE:
-        _openCurrentUserPage();
-        break;
-
-      /// Open app settings page
-      case BarCallbackActions.OPEN_APP_SETTINGS:
-        _openAppSettings();
-        break;
-
-      case BarCallbackActions.OPEN_ACCOUNT_SETTINGS:
-        _openAccountsSettings();
-        break;
-
-      /// Logout user
-      case BarCallbackActions.ACTION_LOGOUT:
-        _logoutRequested();
-        break;
-
-      default:
-        _pushPage(CurrPage(action));
-    }
-  }
-
-  @override
-  void initState() {
-    super.initState();
-
-    // Default page: conversations list
-    _pushPage(CurrPage(BarCallbackActions.OPEN_NOTIFICATIONS));
-  }
-
-  /// Build the body of the application
-  Widget _buildBody(BuildContext context) {
-    switch (_currTab.action) {
-      case BarCallbackActions.OPEN_CUSTOM_WIDGET:
-        return _currTab.args["widget"];
-
-      case BarCallbackActions.OPEN_NOTIFICATIONS:
-        return NotificationsScreen();
-
-      case BarCallbackActions.OPEN_CONVERSATIONS:
-        return ConversationsListScreen();
-
-      case BarCallbackActions.OPEN_NEWEST_POSTS:
-        return NewestPostsScreen();
-
-      case BarCallbackActions.OPEN_FRIENDS:
-        return FriendsListScreen();
-
-      case BarCallbackActions.OPEN_USER_PAGE:
-        return UserPageScreen(userID: _currTab.args["userID"]);
-
-      case BarCallbackActions.OPEN_USER_ACCESS_DENIED_PAGE:
-        return UserAccessDeniedScreen(userID: _currTab.args["userID"]);
-
-      case BarCallbackActions.OPEN_SEARCH_PAGE:
-        return SearchScreen();
-
-      case BarCallbackActions.OPEN_GROUPS:
-        return GroupsListScreen();
-
-      case BarCallbackActions.OPEN_GROUP_PAGE:
-        return GroupPageScreen(groupID: _currTab.args["groupID"]);
-
-      case BarCallbackActions.OPEN_USER_FRIENDS_LIST:
-        return OtherUserFriendsListScreen(
-          userID: _currTab.args["userID"],
-        );
-
-      case BarCallbackActions.OPEN_CONVERSATION:
-        return ConversationRoute(
-          conversationID: _currTab.args["convID"],
-        );
-
-      default:
-        throw "Invalid tab : " + _currTab.toString();
-    }
-  }
-
   @override
   Widget build(BuildContext context) {
     return Container(
@@ -174,94 +38,13 @@ class _MainRouteState extends MainController {
         child: WillPopScope(
           onWillPop: _willPop,
           child: Scaffold(
-            appBar: _currTab.hideNavBar
+            appBar: currentPage.hideNavBar
                 ? null
-                : ComunicMobileAppBar(
-                    onTap: _onTap,
-                    selectedAction: _currTab.action,
-                  ),
-            body: SafeArea(
-              child: _buildBody(context),
-            ),
+                : ComunicMobileAppBar(currentPage: currentPage),
+            body: SafeArea(child: currentPage.child),
           ),
         ),
       ),
     );
   }
-
-  /// Open current user page
-  Future<void> _openCurrentUserPage() async {
-    this.openUserPage(userID());
-  }
-
-  void _openAppSettings() {
-    Navigator.of(context)
-        .push(MaterialPageRoute(builder: (c) => AppSettingsRoute()));
-  }
-
-  void _openAccountsSettings() {
-    Navigator.of(context)
-        .push(MaterialPageRoute(builder: (c) => AccountSettingsRoute()));
-  }
-
-  /// Handle logout requests from user
-  Future<void> _logoutRequested() async {
-    if (!await showConfirmDialog(
-        context: context,
-        message: tr("Do you really want to sign out from the application ?"),
-        title: tr("Sign out"))) return;
-
-    await AccountHelper().signOut();
-
-    Navigator.pushReplacement(context, MaterialPageRoute(builder: (c) {
-      return LoginRoute();
-    }));
-  }
-
-  @override
-  void openGroup(int groupID) {
-    _pushPage(CurrPage(BarCallbackActions.OPEN_GROUP_PAGE,
-        args: {"groupID": groupID}));
-  }
-
-  @override
-  void openUserPage(int userID) {
-    _pushPage(
-        CurrPage(BarCallbackActions.OPEN_USER_PAGE, args: {"userID": userID}));
-  }
-
-  @override
-  void openUserAccessDeniedPage(int userID) {
-    _pushPage(CurrPage(BarCallbackActions.OPEN_USER_ACCESS_DENIED_PAGE,
-        args: {"userID": userID}));
-  }
-
-  @override
-  void openUserFriendsList(int userID) {
-    _pushPage(CurrPage(BarCallbackActions.OPEN_USER_FRIENDS_LIST,
-        args: {"userID": userID}));
-  }
-
-  @override
-  void push(Widget w, {bool hideNavBar = false, bool allowAsDialog}) {
-    _pushPage(CurrPage(
-      BarCallbackActions.OPEN_CUSTOM_WIDGET,
-      args: {"widget": w},
-      hideNavBar: hideNavBar,
-    ));
-  }
-
-  @override
-  void openConversation(int convID, {fullScreen: false}) {
-    _pushPage(CurrPage(
-      BarCallbackActions.OPEN_CONVERSATION,
-      args: {"convID": convID},
-      hideNavBar: true,
-    ));
-  }
-
-  @override
-  void startCall(int convID) {
-    push(CallScreen(convID: convID), hideNavBar: true);
-  }
 }

lib/ui/routes/main_route/tablet_route.dart

@@ -1,5 +1,7 @@
 import 'package:comunic/ui/dialogs/screen_dialog.dart';
 import 'package:comunic/ui/routes/main_route/main_route.dart';
+import 'package:comunic/ui/routes/main_route/page_info.dart';
+import 'package:comunic/ui/screens/newest_posts.dart';
 import 'package:comunic/ui/widgets/tablet_mode/calls/calls_area.dart';
 import 'package:comunic/ui/widgets/tablet_mode/conversations/conversations_area_widget.dart';
 import 'package:comunic/ui/widgets/tablet_mode/current_user_panel.dart';
@@ -23,6 +25,9 @@ class _TabletRouteState extends MainController {
   final _conversationsKey = GlobalKey<ConversationsAreaWidgetState>();
   final _callsKey = GlobalKey<CallsAreaState>();
 
+  @override
+  PageInfo get defaultPage => PageInfo(child: NewestPostsScreen());
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -67,47 +72,23 @@ class _TabletRouteState extends MainController {
 
   Widget _buildRightPane() => Container();
 
+  @override
+  void pushPage(PageInfo page) {
+    if (page.canShowAsDialog == true)
+      showScreenDialog(context, page.child);
+    else
+      super.pushPage(page);
+  }
+
   @override
   void openConversation(int convID, {fullScreen = false}) {
-    popUntilMainRoute();
-    _conversationsKey.currentState.openConversations(convID);
-  }
-
-  @override
-  void openGroup(int groupID) {
-    // TODO: implement openGroup
-  }
-
-  @override
-  void openUserAccessDeniedPage(int userID) {
-    // TODO: implement openUserAccessDeniedPage
-  }
-
-  @override
-  void openUserFriendsList(int userID) {
-    // TODO: implement openUserFriendsList
-  }
-
-  @override
-  void openUserPage(int userID) {
-    // TODO: implement openUserPage
-  }
-
-  @override
-  void push(Widget w, {bool hideNavBar, bool allowAsDialog}) {
-    if (allowAsDialog == true) {
-      showScreenDialog(context, w);
-      return;
-    }
-
-    // TODO: implement push
+    if (!fullScreen) {
+      popUntilMainRoute();
+      _conversationsKey.currentState.openConversations(convID);
+    } else
+      super.openConversation(convID, fullScreen: fullScreen);
   }
 
   @override
   void startCall(int convID) => _callsKey.currentState.openCall(convID);
-
-  @override
-  void doPopPage() {
-    // TODO: implement doPopPage
-  }
 }

lib/ui/screens/conversations_list_screen.dart

@@ -117,7 +117,7 @@ class _ConversationScreenState extends SafeState<ConversationsListScreen> {
   /// Create a new conversation
   void _createConversation() {
     MainController.of(context)
-        .push(CreateConversationScreen(), allowAsDialog: true);
+        .push(CreateConversationScreen(), canShowAsDialog: true);
     if (widget.onOpen != null) widget.onOpen();
   }
 

lib/ui/widgets/mobile_mode/mobile_appbar_widget.dart

@@ -1,6 +1,8 @@
 import 'package:comunic/helpers/events_helper.dart';
 import 'package:comunic/helpers/notifications_helper.dart';
 import 'package:comunic/models/count_unread_notifications.dart';
+import 'package:comunic/ui/routes/main_route/main_route.dart';
+import 'package:comunic/ui/routes/main_route/page_info.dart';
 import 'package:comunic/ui/widgets/safe_state.dart';
 import 'package:comunic/utils/intl_utils.dart';
 import 'package:comunic/utils/ui_utils.dart';
@@ -14,7 +16,6 @@ typedef OnSelectMenuAction = void Function(BarCallbackActions);
 
 /// Callback actions
 enum BarCallbackActions {
-  OPEN_CUSTOM_WIDGET,
   OPEN_NOTIFICATIONS,
   OPEN_CONVERSATIONS,
   OPEN_NEWEST_POSTS,
@@ -22,14 +23,8 @@ enum BarCallbackActions {
   OPEN_MY_PAGE,
   OPEN_SEARCH_PAGE,
   OPEN_GROUPS,
-  OPEN_GROUP_PAGE,
-  OPEN_USER_PAGE,
-  OPEN_USER_ACCESS_DENIED_PAGE,
   OPEN_ACCOUNT_SETTINGS,
   OPEN_APP_SETTINGS,
-  OPEN_USER_FRIENDS_LIST,
-  OPEN_CONVERSATION,
-  NONE,
   ACTION_LOGOUT
 }
 
@@ -43,16 +38,19 @@ class _MenuItem {
   final Widget icon;
   final BarCallbackActions action;
   final bool isMenu;
+  final PageType pageType;
 
   const _MenuItem({
     @required this.label,
     @required this.icon,
     @required this.action,
+    @required this.pageType,
     this.isMenu = false,
   })  : assert(label != null),
-        assert(icon != null || isMenu),
-        assert(action != null),
-        assert(isMenu != null);
+        assert(isMenu != null),
+        assert(isMenu || icon != null),
+        assert(isMenu || action != null),
+        assert(isMenu || pageType != null);
 }
 
 /// Item of action menu
@@ -70,24 +68,29 @@ final _menuItems = <_MenuItem>[
   _MenuItem(
       label: tr("Notifications"),
       icon: Icon(Icons.notifications),
-      action: BarCallbackActions.OPEN_NOTIFICATIONS),
+      action: BarCallbackActions.OPEN_NOTIFICATIONS,
+      pageType: PageType.NOTIFICATIONS_PAGE),
   _MenuItem(
       label: tr("Conversations"),
       icon: Icon(Icons.comment),
-      action: BarCallbackActions.OPEN_CONVERSATIONS),
+      action: BarCallbackActions.OPEN_CONVERSATIONS,
+      pageType: PageType.CONVERSATIONS_LIST_PAGE),
   _MenuItem(
       label: tr("Newest"),
       icon: Icon(Icons.refresh),
-      action: BarCallbackActions.OPEN_NEWEST_POSTS),
+      action: BarCallbackActions.OPEN_NEWEST_POSTS,
+      pageType: PageType.LATEST_POSTS_PAGE),
   _MenuItem(
       label: tr("Friends"),
       icon: Icon(Icons.group),
-      action: BarCallbackActions.OPEN_FRIENDS),
+      action: BarCallbackActions.OPEN_FRIENDS,
+      pageType: PageType.FRIENDS_LIST_PAGE),
   _MenuItem(
       label: tr("Menu"),
       icon: Icon(Icons.more_vert),
       isMenu: true,
-      action: BarCallbackActions.NONE)
+      action: null,
+      pageType: null)
 ];
 
 /// List of menu actions items
@@ -107,13 +110,14 @@ final _menuActionsItem = <_ActionMenuItem>[
 ];
 
 /// Public widget
-class ComunicMobileAppBar extends StatefulWidget implements PreferredSizeWidget {
-  final OnSelectMenuAction onTap;
-  final BarCallbackActions selectedAction;
+class ComunicMobileAppBar extends StatefulWidget
+    implements PreferredSizeWidget {
+  final PageInfo currentPage;
 
-  const ComunicMobileAppBar(
-      {Key key, @required this.onTap, @required this.selectedAction})
-      : assert(onTap != null),
+  const ComunicMobileAppBar({
+    Key key,
+    @required this.currentPage,
+  })  : assert(currentPage != null),
         super(key: key);
 
   @override
@@ -178,14 +182,50 @@ class _ComunicMobileAppBarState extends SafeState<ComunicMobileAppBar> {
           _menuItems.length,
           (i) => _MenuItemWidget(
             item: _menuItems[i],
-            onTap: widget.onTap,
-            isSelected: _menuItems[i].action == widget.selectedAction,
+            onTap: _handleAction,
+            isSelected: _menuItems[i].pageType == widget.currentPage.type,
             newNotice: getNumberUnread(_menuItems[i].action),
           ),
         ),
       ),
     );
   }
+
+  void _handleAction(BarCallbackActions action) {
+    final controller = MainController.of(context);
+    switch (action) {
+      case BarCallbackActions.OPEN_NOTIFICATIONS:
+        controller.openNotificationsPage();
+        break;
+      case BarCallbackActions.OPEN_CONVERSATIONS:
+        controller.openConversationsPage();
+        break;
+      case BarCallbackActions.OPEN_NEWEST_POSTS:
+        controller.openLatestPostsPage();
+        break;
+      case BarCallbackActions.OPEN_FRIENDS:
+        controller.openFriendsList();
+        break;
+      case BarCallbackActions.OPEN_MY_PAGE:
+        controller.openCurrentUserPage();
+        break;
+      case BarCallbackActions.OPEN_SEARCH_PAGE:
+        controller.openSearchPage();
+        break;
+      case BarCallbackActions.OPEN_GROUPS:
+        controller.openGroupsListPage();
+        break;
+      case BarCallbackActions.OPEN_ACCOUNT_SETTINGS:
+        controller.openAccountSettings();
+        break;
+      case BarCallbackActions.OPEN_APP_SETTINGS:
+        controller.openAppSettings();
+        break;
+      case BarCallbackActions.ACTION_LOGOUT:
+        controller.requestLogout();
+        break;
+    }
+  }
 }
 
 /// The [Widget] part of a menu item