from maya import OpenMaya from maya import OpenMayaUI import Qt from Qt import QtWidgets BlankSelectionList = OpenMaya.MSelectionList() def ClearSelection(): global BlankSelectionList OpenMaya.MGlobal.setActiveSelectionList(BlankSelectionList) def getMayaMainWindow(): if hasattr(Qt, "IsPySide2"): if Qt.IsPySide2: import shiboken2 as shiboken else: import shiboken # Qt version less than 1.0.0 elif hasattr(Qt, "__version_info__"): if Qt.__version_info__[0] >= 2: import shiboken2 as shiboken else: import shiboken else: try: import shiboken2 as shiboken except: import shiboken return shiboken.wrapInstance(long(OpenMayaUI.MQtUtil_mainWindow()), QtWidgets.QMainWindow) def registSceneOpenCallback(function): return OpenMaya.MEventMessage.addEventCallback("SceneOpened", function) def registNewSceneOpenCallback(function): return OpenMaya.MEventMessage.addEventCallback("NewSceneOpened", function) def removeCallbacks(ids): for id in ids: OpenMaya.MMessage.removeCallback(id)