The dialog is now a class

src/main.py

@@ -8,6 +8,35 @@ gi.require_version('Adw', '1')
 from gi.repository import Gtk, Gio, Adw
 from .window import XimperUnifiedThemeSwitcherGuiGtk4Window
 
+class ServiceNeededDialog(Adw.AlertDialog):
+    def __init__(self, parent_window):
+        super().__init__()
+        self.parent_window = parent_window
+        
+        self.set_heading(_("The user service is disabled.")),
+        self.set_body(_("Do you want to enable it?"))
+        
+        self.add_response("yes", _("Yes"))
+        self.add_response("no", _("No"))
+
+        self.connect("response", self.on_response)
+
+    def present(self):
+        """Present the dialog to the user."""
+        super().present(self.parent_window)
+        
+    def on_response(self, dialog, response):
+        print(f"response: {response}")
+        
+        if response == "yes":
+            service_enable("ximper-unified-theme-switcher.service")
+            dialog.close()
+            
+        elif response in ("no", "close"):
+            dialog.close()
+            self.parent_window.close()
+
+
 class XimperUnifiedThemeSwitcherGuiGtk4Application(Adw.Application):
     """The main application singleton class."""
 
@@ -32,33 +61,8 @@ class XimperUnifiedThemeSwitcherGuiGtk4Application(Adw.Application):
         
         if service_status("ximper-unified-theme-switcher.service") == False:
             print("service not found")
-
-            # Create the dialog
-            dialog = Adw.AlertDialog(
-                heading=_("The user service is disabled."),
-                body=_("Do you want to enable it?")
-            )
-
-            # Add buttons for the user to respond
-            dialog.add_response("yes", _("Yes"))
-            dialog.add_response("no", _("No"))
-
-            # Connect the response handler
-            dialog.connect("response", self.srvs_d_on_response)
-
-            # Present the dialog
-            dialog.present(win)
-
-    def srvs_d_on_response(self, dialog, response):
-        print(f"response: {response}")
-        
-        if response == "yes":
-            service_enable("ximper-unified-theme-switcher.service")
-            dialog.close()
-            
-        elif response in ("no", "close"):
-            dialog.close()
-            self.props.active_window.close()
+            dialog = ServiceNeededDialog(win)
+            dialog.present()            
 
     def on_about_action(self, widget, _):
         """Callback for the app.about action."""