* @see ContainerEditPolicy#getCreateCommand(org.eclipse.gef.requests.CreateRequest)
*/
@Override
protected Command getCreateCommand(CreateRequest request) {
StructuredActivity parent = (StructuredActivity) getHost().getParent().getModel();
CreateAndAssignSourceCommand cmd = new CreateAndAssignSourceCommand(parent.getDiagram().getTextEditor());
cmd.setParent(parent);
cmd.setChild((Activity) request.getNewObject());
cmd.setSource((Activity) getHost().getModel());
return cmd;
}