feat(plugins): added bec widgets base class

bec_widgets/utils/bec_connector.py

@@ -13,6 +13,7 @@ from qtpy.QtCore import QObject, QRunnable, QThreadPool, Signal
 from qtpy.QtCore import Slot as pyqtSlot
 
 from bec_widgets.cli.rpc_register import RPCRegister
+from bec_widgets.utils.bec_widget import BECWidget
 from bec_widgets.utils.yaml_dialog import load_yaml, load_yaml_gui, save_yaml, save_yaml_gui
 
 BECDispatcher = lazy_import_from("bec_widgets.utils.bec_dispatcher", ("BECDispatcher",))
@@ -63,7 +64,7 @@ class Worker(QRunnable):
         self.signals.completed.emit()
 
 
-class BECConnector:
+class BECConnector(BECWidget):
     """Connection mixin class for all BEC widgets, to handle BEC client and device manager"""
 
     USER_ACCESS = ["_config_dict", "_get_all_rpc"]

bec_widgets/utils/bec_widget.py

@@ -0,0 +1,2 @@
+class BECWidget:
+    """Base class for all BEC widgets."""

bec_widgets/utils/plugin_utils.py

@@ -7,6 +7,7 @@ from bec_lib.plugin_helper import _get_available_plugins
 from qtpy.QtWidgets import QGraphicsWidget, QWidget
 
 from bec_widgets.utils import BECConnector
+from bec_widgets.utils.bec_widget import BECWidget
 
 
 def get_plugin_widgets() -> dict[str, BECConnector]:
@@ -78,7 +79,7 @@ def get_rpc_classes(
                 obj = getattr(module, name)
                 if not hasattr(obj, "__module__") or obj.__module__ != module.__name__:
                     continue
-                if isinstance(obj, type) and issubclass(obj, BECConnector):
+                if isinstance(obj, type) and issubclass(obj, BECWidget):
                     connector_classes.append(obj)
                     if len(subs) == 1 and (
                         issubclass(obj, QWidget) or issubclass(obj, QGraphicsWidget)