Hide popup menu button in Notifications list

lib/ui/screens/notifications_screen.dart

@@ -8,12 +8,14 @@ import 'package:comunic/lists/users_list.dart';
 import 'package:comunic/models/notification.dart' as n;
 import 'package:comunic/ui/routes/main_route/main_route.dart';
 import 'package:comunic/ui/widgets/account_image_widget.dart';
+import 'package:comunic/ui/widgets/custom_list_tile.dart';
 import 'package:comunic/ui/widgets/safe_state.dart';
 import 'package:comunic/utils/date_utils.dart';
 import 'package:comunic/utils/intl_utils.dart';
 import 'package:comunic/utils/navigation_utils.dart';
 import 'package:comunic/utils/ui_utils.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter/rendering.dart';
 
 /// Notifications screen
 ///
@@ -283,22 +285,29 @@ class _NotificationTile extends StatelessWidget {
     if (notification.onElemType == n.NotificationElementType.GROUP_MEMBERSHIP)
       message += groupsList[notification.onElemId].displayName;
 
-    return ListTile(
+    return CustomListTile(
       leading: AccountImageWidget(
         user: srcUser,
       ),
       onTap: () => _onTap(context),
       title: Text(message),
       subtitle: Text(diffTimeFromNowToStr(notification.timeCreate)),
-      trailing: PopupMenuButton<_PopupMenuActions>(
-        onSelected: _popupMenuAction,
-        itemBuilder: (c) => [
+      onLongPressWithInfo: (size, offset) {
+        final position = RelativeRect.fromLTRB(
+          offset.dx - size.width,
+          offset.dy,
+          offset.dx,
+          offset.dy + size.height,
+        ); //fromSize(Rect.fromPoints(offset, Offset.zero), size);*/
+
+        print(position);
+        showMenu(context: context, position: position, items: [
           PopupMenuItem(
             child: Text(tr("Delete")),
             value: _PopupMenuActions.DELETE,
           ),
-        ],
-      ),
+        ]).then(_popupMenuAction);
+      },
     );
   }