Q100108: Katana नोड्स में कस्टम संदर्भ मेनू आइटम कैसे जोड़ें

from Katana import UI4, NodegraphAPI
from UI4.FormMaster.NodeActionDelegate import (BaseNodeActionDelegate, RegisterActionDelegate)
from UI4.Manifest import QtCore, QtGui, QtWidgets


class MyNodeActionDelegate(BaseNodeActionDelegate.BaseNodeActionDelegate):
    class _SelectNodeAction(QtGui.QAction):

        def __init__(self, parent, node):
            QtGui.QAction.__init__(self, 'Select "%s"' % node.getName(), parent)

            self.__node = node
            if node:
                self.triggered.connect(self.__triggered)
            self.setEnabled(self.__node is not None
                            and not self.__node.isLocked(True))

        def __triggered(self, checked):
            NodegraphAPI.SetNodeSelected(self.__node, True)

    class _DeselectNodeAction(QtGui.QAction):

        def __init__(self, parent, node):
            QtGui.QAction.__init__(self, 'Deselect "%s"' % node.getName(), parent)

            self.__node = node
            if node:
                self.triggered.connect(self.__triggered)
            self.setEnabled(self.__node is not None
                            and not self.__node.isLocked(True))

        def __triggered(self, checked):
            NodegraphAPI.SetNodeSelected(self.__node, False)

    def addToContextMenu(self, menu, node):
        menu.addAction(self._SelectNodeAction(menu, node))
        menu.addAction(self._DeselectNodeAction(menu, node))
    
    def addToWrenchMenu(self, menu, node, hints=None):
        pass


RegisterActionDelegate("CameraCreate", MyNodeActionDelegate())

from Katana import UI4, NodegraphAPI
from UI4.FormMaster.NodeActionDelegate import (BaseNodeActionDelegate, RegisterActionDelegate)
from UI4.Manifest import QtCore, QtGui, QtWidgets


class MyNodeActionDelegate(BaseNodeActionDelegate.BaseNodeActionDelegate):
    class _SelectNodeAction(QtWidgets.QAction):

        def __init__(self, parent, node):
            QtWidgets.QAction.__init__(self, 'Select "%s"' % node.getName(), parent)

            self.__node = node
            if node:
                self.triggered.connect(self.__triggered)
            self.setEnabled(self.__node is not None
                            and not self.__node.isLocked(True))

        def __triggered(self, checked):
            NodegraphAPI.SetNodeSelected(self.__node, True)

    class _DeselectNodeAction(QtWidgets.QAction):

        def __init__(self, parent, node):
            QtWidgets.QAction.__init__(self, 'Deselect "%s"' % node.getName(), parent)

            self.__node = node
            if node:
                self.triggered.connect(self.__triggered)
            self.setEnabled(self.__node is not None
                            and not self.__node.isLocked(True))

        def __triggered(self, checked):
            NodegraphAPI.SetNodeSelected(self.__node, False)

    def addToContextMenu(self, menu, node):
        menu.addAction(self._SelectNodeAction(menu, node))
        menu.addAction(self._DeselectNodeAction(menu, node))
    
    def addToWrenchMenu(self, menu, node, hints=None):
        pass


RegisterActionDelegate("CameraCreate", MyNodeActionDelegate())