config: add config-variable for setting menus

flask_menu/config.py

@@ -0,0 +1,13 @@
+# -*- coding: utf-8 -*-
+#
+# This file is part of Flask-Menu
+# Copyright (C) 2024 Graz University of Technology.
+#
+# Flask-Menu is free software; you can redistribute it and/or modify
+# it under the terms of the Revised BSD License; see LICENSE file for
+# more details.
+
+"""Default configuration for Flask-Menu."""
+
+FLASK_MENU = {}
+"Make menus setable via config."

flask_menu/ext.py

@@ -13,6 +13,7 @@
 
 from flask import current_app, g
 
+from . import config
 from .menu import MenuNode
 
 
@@ -34,6 +35,8 @@ def init_app(self, app):
         if "menu" in app.extensions:
             raise RuntimeError("Flask application is already initialized.")
 
+        self.init_config(app)
+
         app.extensions["menu"] = self
 
         app.context_processor(lambda: {"current_menu": Menu.root()})
@@ -44,6 +47,10 @@ def url_preprocessor(route, args):
             g._menu_kwargs = args
             g._menu_route = route
 
+    def init_config(self, app):
+        "Initialize configuration."
+        app.config["FLASK_MENU"] = config.FLASK_MENU
+
     @staticmethod
     def root():
         """Return a root entry of current application's menu."""