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# Copyright (c) 2020 Ultimaker B.V.
# Uranium is released under the terms of the LGPLv3 or higher.
from UM.PluginObject import PluginObject
import collections
from typing import Optional, Any, Callable, List, Dict
class Extension(PluginObject):
"""Base class for plugins that extend the functionality of Uranium.
Every extension adds a (sub) menu to the extension menu with one or
more menu items.
"""
def __init__(self) -> None:
super().__init__()
self._menu_function_dict = collections.OrderedDict() # type: Dict[str, Callable[[], Any]]
self._menu_name = None # type: Optional[str]
def addMenuItem(self, name: str, function: Callable[[], Any]) -> None:
"""Add an item to the sub-menu of the extension
:param name: :type{string}
:param function: :type{function}
"""
self._menu_function_dict[name] = function
def setMenuName(self, name: str) -> None:
"""Set name of the menu where all menu items are placed in
:param name: :type{string}
"""
self._menu_name = name
def getMenuName(self) -> Optional[str]:
"""Get the name of the menu where all menu items are placed in"""
return self._menu_name
def activateMenuItem(self, name: str) -> None:
"""Call function associated with option
:param name: :type{string}
"""
if name in self._menu_function_dict:
self._menu_function_dict[name]()
def getMenuItemList(self) -> List[str]:
"""Get list of all menu item names
:return: :type{list}
"""
return list(self._menu_function_dict.keys())
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