diff --git a/blackbox/blackbox.py b/blackbox/blackbox.py
index afdc5f3..9e62659 100644
--- a/blackbox/blackbox.py
+++ b/blackbox/blackbox.py
@@ -517,4 +517,109 @@ class Main(Gtk.Window): # Basic OOPS Concept
         message_dialog.show_all()
         message_dialog.run()
         message_dialog.hide()
-        message_dialog.destroy()
\ No newline at end of file
+        message_dialog.destroy()
+    
+    def recache_clicked(self, widget):
+        fn.logger.info("Recache applications - start")
+        fn.cache_btn()
+    
+    def on_package_search_clicked(self, widget):
+        fn.logger.debug("Showing Package Search window")
+        self.toggle_popover()
+        package_search_win = PackageSearchWindow()
+        package_search_win.show_all()
+
+    # def on_arcolinux_iso_packages_clicked(self, widget):
+    #     fn.logger.debug("Showing ArcoLinux ISO Packages window")
+    #     arcolinux_iso_packages_window = ISOPackagesWindow()
+    #     arcolinux_iso_packages_window.show()
+
+    def on_about_app_clicked(self, widget):
+        fn.logger.debug("Showing About dialog")
+        self.toggle_popover()
+        about = AboutDialog()
+        about.run()
+        about.hide()
+        about.destroy()
+
+    def on_packages_export_clicked(self, widget):
+        self.toggle_popover()
+        dialog_packagelist = PackageListDialog()
+        dialog_packagelist.show_all()
+    
+    def on_packages_import_clicked(self, widget):
+        self.toggle_popover()
+        try:
+            if not os.path.exists(fn.pacman_lockfile):
+                package_file = "%s/packages-x86_64.txt" % (fn.export_dir,)
+                package_import_logfile = "%spackages-install-status-%s-%s.log" % (
+                    fn.log_dir,
+                    fn.datetime.today().date(),
+                    fn.datetime.today().time().strftime("%H-%M-%S"),
+                )
+                if os.path.exists(package_file):
+                    # check we have a valid file
+                    lines = None
+                    with open(package_file, encoding="utf-8", mode="r") as f:
+                        lines = f.readlines()
+                    if lines is not None:
+                        if (
+                            "# This file was auto-generated by the ArchLinux Tweak Tool on"
+                            in lines[0]
+                            or "# This file was auto-generated by Blackbox on"
+                            in lines[0]
+                        ):
+                            fn.logger.info("Package list file is valid")
+                            packages_list = []
+                            for line in lines:
+                                if not line.startswith("#"):
+                                    packages_list.append(line.strip())
+
+                            if len(packages_list) > 0:
+                                dialog_package_import = PackagesImportDialog(
+                                    package_file,
+                                    packages_list,
+                                    package_import_logfile,
+                                )
+                                dialog_package_import.show_all()
+
+                    else:
+                        message_dialog = MessageDialog(
+                            "Error",
+                            "Package file is not valid %s" % package_file,
+                            "Export a list of packages first using the Show Installed Packages button",
+                            "",
+                            "error",
+                            False,
+                        )
+
+                        message_dialog.show_all()
+                        message_dialog.run()
+                        message_dialog.hide()
+                else:
+                    message_dialog = MessageDialog(
+                        "Warning",
+                        "Cannot locate export package file %s" % package_file,
+                        "Export a list of packages first using the Show Installed Packages button",
+                        "",
+                        "warning",
+                        False,
+                    )
+
+                    message_dialog.show_all()
+                    message_dialog.run()
+                    message_dialog.hide()
+            else:
+                message_dialog = MessageDialog(
+                    "Error",
+                    "Pacman lock file found %s" % fn.pacman_lockfile,
+                    "Cannot proceed, another pacman process is running",
+                    "",
+                    "error",
+                    False,
+                )
+                message_dialog.show_all()
+                message_dialog.run()
+                message_dialog.hide()
+        except Exception as e:
+            fn.logger.error("Exception in on_packages_import_clicked(): %s" % e)
\ No newline at end of file