separate pyqt5 and pyqt6 bindings (f98660c6) · Commits · NDIP / Nova Packages / nova-mvvm

pyproject.toml

+1 −1

Original line number	Diff line number	Diff line
		[tool.poetry]
		name = "nova-mvvm"
		version = "0.9.0"
		version = "0.10.0"
		description = "A Python Package for Model-View-ViewModel pattern"
		authors = ["Yakubov, Sergey <yakubovs@ornl.gov>"]
		readme = "README.md"

src/nova/mvvm/pyqt_binding/binding.py→src/nova/mvvm/_internal/pyqt_communicator.py

+5 −40

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		"""Binding module for PyQt framework."""
		"""Common communicator module for PyQt bindings."""

		import os
		import inspect
		from typing import Any, Optional

		from pydantic import BaseModel, ValidationError
		@@ -9,46 +9,25 @@ from typing_extensions import override
		from .._internal.pydantic_utils import get_errored_fields_from_validation_error, get_updated_fields
		from .._internal.utils import check_binding, rsetattr
		from ..bindings_map import bindings_map

		if os.environ.get("QT_API", None) == "pyqt5":
		try:
		from PyQt5.QtCore import QObject, pyqtSignal
		except Exception:
		print("PyQt5 is missing. You should install 'mvvm-lib[pyqt5]' to fix it")
		exit(1)
		else:
		try:
		from PyQt6.QtCore import QObject, pyqtSignal # type: ignore
		except Exception:
		print("PyQt6 is missing. You should install 'mvvm-lib[pyqt6]' to fix it")
		exit(1)

		import inspect

		from ..interface import BindingInterface, Communicator, ConnectCallbackType
		from ..interface import Communicator, ConnectCallbackType


		def is_callable(var: Any) -> bool:
		return inspect.isfunction(var) or inspect.ismethod(var)


		class PyQtObject(QObject):
		"""PyQt object class."""

		signal = pyqtSignal(object)


		class PyQtCommunicator(Communicator):
		"""Communicator class, that provides methods required for binding to communicate between ViewModel and View."""

		def __init__(
		self,
		pyqtobject: Any,
		viewmodel_linked_object: Any = None,
		linked_object_attributes: Any = None,
		callback_after_update: Any = None,
		) -> None:
		super().__init__()
		self.pyqtobject = PyQtObject()
		self.pyqtobject = pyqtobject()
		self.viewmodel_linked_object = viewmodel_linked_object
		self.linked_object_attributes = linked_object_attributes
		self.callback_after_update = callback_after_update
		@@ -108,17 +87,3 @@ class PyQtCommunicator(Communicator):
		def update_in_view(self, value: Any) -> Any:
		"""Update a View (GUI) when called by a ViewModel."""
		return self.pyqtobject.signal.emit(value)


		class PyQtBinding(BindingInterface):
		"""Binding Interface implementation for PyQt."""

		def new_bind(
		self, linked_object: Any = None, linked_object_arguments: Any = None, callback_after_update: Any = None
		) -> Any:
		"""Each new_bind returns an object that can be used to bind a ViewModel/Model variable.

		For PyQt we use pyqtSignal to trigger GU
		I update and linked_object to trigger ViewModel/Model update
		"""
		return PyQtCommunicator(linked_object, linked_object_arguments, callback_after_update)

src/nova/mvvm/pyqt5_binding/init.py

0 → 100644

+3 −0

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		from .binding import PyQt5Binding

		__all__ = ["PyQt5Binding"]

src/nova/mvvm/pyqt5_binding/binding.py

0 → 100644

+33 −0

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		"""Binding module for PyQt5 framework."""

		import inspect
		from typing import Any

		from PyQt5.QtCore import QObject, pyqtSignal

		from .._internal.pyqt_communicator import PyQtCommunicator
		from ..interface import BindingInterface


		def is_callable(var: Any) -> bool:
		return inspect.isfunction(var) or inspect.ismethod(var)


		class PyQtObject(QObject):
		"""PyQt object class."""

		signal = pyqtSignal(object)


		class PyQt5Binding(BindingInterface):
		"""Binding Interface implementation for PyQt."""

		def new_bind(
		self, linked_object: Any = None, linked_object_arguments: Any = None, callback_after_update: Any = None
		) -> Any:
		"""Each new_bind returns an object that can be used to bind a ViewModel/Model variable.

		For PyQt we use pyqtSignal to trigger GU
		I update and linked_object to trigger ViewModel/Model update
		"""
		return PyQtCommunicator(PyQtObject, linked_object, linked_object_arguments, callback_after_update)

src/nova/mvvm/pyqt6_binding/init.py

0 → 100644

+3 −0

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		from .binding import PyQt6Binding

		__all__ = ["PyQt6Binding"]