84 lines
2.1 KiB
Python
84 lines
2.1 KiB
Python
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"""A visual DSL for electromagnetic simulation design and analysis implemented as a Blender node editor."""
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from functools import reduce
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from . import contracts as ct
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from . import operators, panels, preferences, registration
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from .utils import logger
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log = logger.get(__name__)
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####################
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# - Load and Register Addon
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####################
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BL_REGISTER: list[ct.BLClass] = [
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*operators.BL_REGISTER,
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*panels.BL_REGISTER,
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]
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BL_HANDLERS: ct.BLHandlers = reduce(
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lambda a, b: a + b,
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[
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operators.BL_HANDLERS,
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panels.BL_HANDLERS,
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],
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ct.BLHandlers(),
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)
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BL_KEYMAP_ITEMS: list[ct.BLKeymapItem] = [
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*operators.BL_KEYMAP_ITEMS,
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*panels.BL_KEYMAP_ITEMS,
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]
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####################
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# - Registration
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####################
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def register() -> None:
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"""Implements addon registration in a way that respects the availability of addon preferences and loggers.
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Notes:
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Called by Blender when enabling the addon.
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Raises:
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RuntimeError: If addon preferences fail to register.
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"""
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log.info('Registering Addon Preferences: %s', ct.addon.NAME)
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registration.register_classes(preferences.BL_REGISTER)
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addon_prefs = ct.addon.prefs()
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if addon_prefs is not None:
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# Update Loggers
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# - This updates existing loggers to use settings defined by preferences.
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addon_prefs.on_addon_logging_changed()
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log.info('Registering Addon: %s', ct.addon.NAME)
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registration.register_classes(BL_REGISTER)
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registration.register_handlers(BL_HANDLERS)
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registration.register_keymaps(BL_KEYMAP_ITEMS)
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log.info('Finished Registration of Addon: %s', ct.addon.NAME)
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else:
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msg = f"Addon preferences did not register for addon '{ct.addon.NAME}' - something is very wrong!"
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raise RuntimeError(msg)
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def unregister() -> None:
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"""Unregisters anything that was registered by the addon.
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Notes:
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Run by Blender when disabling and/or uninstalling the addon.
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This doesn't clean `sys.modules`.
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We rely on the hope that Blender has extension-extension module isolation.
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"""
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log.info('Starting %s Unregister', ct.addon.NAME)
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registration.unregister_keymaps()
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registration.unregister_handlers()
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registration.unregister_classes()
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log.info('Finished %s Unregister', ct.addon.NAME)
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