base_project

test19sepflutter001-myfrontend-f/authsec_flutter/lib/providers/tab_navigation_provider.dart

@@ -0,0 +1,22 @@
+import 'package:flutter/material.dart';
+
+class TabNavigationProvider with ChangeNotifier {
+  List<int> _tabHistory = [0];
+
+  int get lastTab => _tabHistory.last;
+
+  void removeLastTab() {
+    _tabHistory.removeLast();
+    notifyListeners();
+  }
+
+  void updateTabs(int tab) {
+    if (tab == 0) {
+      _tabHistory = [0];
+    } else {
+      _tabHistory.removeWhere((element) => element == tab);
+      _tabHistory.add(tab);
+    }
+    notifyListeners();
+  }
+}