{
cell = ((GroupModel) cell).getMainElement();
}
if (cell instanceof TransitionModel)
{
editor.deleteCell(((TransitionModel) cell).getToolSpecific().getTrigger(), true);
}
break;
case AbstractViewEvent.ADD_SUBPROCESS:
editor.createElement(AbstractPetriNetElementModel.SUBP_TYPE, -1, editor.getLastMousePosition(), false);
break;