- Main Page
- Related Pages
- Modules
- Namespaces
- Classes
- Examples

# basicObjectSet.py

    #-
    # ==========================================================================
    # Copyright (C) 1995 - 2006 Autodesk, Inc. and/or its licensors.  All
    # rights reserved.
    #
    # The coded instructions, statements, computer programs, and/or related
    # material (collectively the "Data") in these files contain unpublished
    # information proprietary to Autodesk, Inc. ("Autodesk") and/or its
    # licensors, which is protected by U.S. and Canadian federal copyright
    # law and by international treaties.
    #
    # The Data is provided for use exclusively by You. You have the right
    # to use, modify, and incorporate this Data into other products for
    # purposes authorized by the Autodesk software license agreement,
    # without fee.
    #
    # The copyright notices in the Software and this entire statement,
    # including the above license grant, this restriction and the
    # following disclaimer, must be included in all copies of the
    # Software, in whole or in part, and all derivative works of
    # the Software, unless such copies or derivative works are solely
    # in the form of machine-executable object code generated by a
    # source language processor.
    #
    # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND.
    # AUTODESK DOES NOT MAKE AND HEREBY DISCLAIMS ANY EXPRESS OR IMPLIED
    # WARRANTIES INCLUDING, BUT NOT LIMITED TO, THE WARRANTIES OF
    # NON-INFRINGEMENT, MERCHANTABILITY OR FITNESS FOR A PARTICULAR
    # PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE, OR
    # TRADE PRACTICE. IN NO EVENT WILL AUTODESK AND/OR ITS LICENSORS
    # BE LIABLE FOR ANY LOST REVENUES, DATA, OR PROFITS, OR SPECIAL,
    # DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES, EVEN IF AUTODESK
    # AND/OR ITS LICENSORS HAS BEEN ADVISED OF THE POSSIBILITY
    # OR PROBABILITY OF SUCH DAMAGES.
    #
    # ==========================================================================
    #+

    #
    # Creation Date:   12 October 2006
    #
    # Description:
    #   Trivial extension of MPxObjectSet
    #

    import maya.OpenMaya as OpenMaya
    import maya.OpenMayaMPx as OpenMayaMPx
    import math, sys

    kNodeName = "spBasicObjectSet"
    kCmdName = "spBasicObjectSetTest"
    kNodeId = OpenMaya.MTypeId(0x87012)

    # Node definition
    class BasicObjectSet(OpenMayaMPx.MPxObjectSet):
        def __init__(self):
            OpenMayaMPx.MPxObjectSet.__init__(self)

    class BasicObjectSetTest(OpenMayaMPx.MPxCommand):
        def __init__(self):
            OpenMayaMPx.MPxCommand.__init__(self)
            self.__fDGMod = OpenMaya.MDGModifier()

        def doIt(self, args):
            # Create the node
            #
            setNode = self.__fDGMod.createNode(kNodeId)
            self.__fDGMod.doIt()

            # Populate the set with the selected items
            #
            selList = OpenMaya.MSelectionList()
            OpenMaya.MGlobal.getActiveSelectionList(selList)
            if selList.length():
                setFn = OpenMaya.MFnSet(setNode)
                setFn.addMembers(selList)

            depNodeFn = OpenMaya.MFnDependencyNode(setNode)
            OpenMayaMPx.MPxCommand.setResult(depNodeFn.name())

    #####################################################################

    # creator
    def nodeCreator():
        return OpenMayaMPx.asMPxPtr(BasicObjectSet())

    # initializer
    def nodeInitializer():
        # nothing to initialize
        pass

    def cmdCreator():
        return OpenMayaMPx.asMPxPtr(BasicObjectSetTest())

    def cmdSyntaxCreator():
        return OpenMaya.MSyntax()

    # initialize the script plug-in
    def initializePlugin(mobject):
        mplugin = OpenMayaMPx.MFnPlugin(mobject, "Autodesk", "1.0", "Any")
        try:
            mplugin.registerCommand(kCmdName, cmdCreator, cmdSyntaxCreator)
        except:
            sys.stderr.write("Failed to register command: %s" % kCmdName)
            raise

        try:
            mplugin.registerNode(kNodeName, kNodeId, nodeCreator, nodeInitializer, OpenMayaMPx.MPxNode.kObjectSet)
        except:
            sys.stderr.write("Failed to register node: %s" % kNodeName)
            raise

    # uninitialize the script plug-in
    def uninitializePlugin(mobject):
        mplugin = OpenMayaMPx.MFnPlugin(mobject)
        try:
            mplugin.deregisterCommand(kCmdName)
        except:
            sys.stderr.write("Failed to deregister command: %s" % kCmdName)
            raise

        try:
            mplugin.deregisterNode(kNodeId)
        except:
            sys.stderr.write("Failed to deregister node: %s" % kNodeName)
            raise