Method setParent

plugins/e57/libE57Format/src/NodeImpl.cpp:158–186

}

void NodeImpl::setParent( NodeImplSharedPtr parent, const ustring &elementName )
{
   // don't checkImageFileOpen

   // First check if our parent_ is already set, throw
   // ErrorAlreadyHasParent The isAttached_ condition is to catch two
   // errors:
   //    1) if user attempts to use the ImageFile root as a child (e.g.
   //    root.set("x", root)) 2) if user attempts to reuse codecs or prototype
   //    trees of a CompressedVectorNode
   //       ??? what if CV not attached yet?
   if ( !parent_.expired() || isAttached_ )
   {
      // ??? does caller do setParent first, so state is not messed up when
      // throw?
      throw E57_EXCEPTION2( ErrorAlreadyHasParent,
                            "this->pathName=" + this->pathName() +
                               " newParent->pathName=" + parent->pathName() );
   }

   parent_ = parent;
   elementName_ = elementName;

   // If parent is attached then we are attached (and all of our children)
   if ( parent->isAttached() )
   {
      setAttachedRecursive();
   }
}

NodeImplSharedPtr NodeImpl::getRoot()
{