Data that maintains a one-to-one mapping to the boxes in a BoxLayout
A collection of Box-oriented objects. The arrangement of the T objects is given by the underlying BoxLayout object. LayoutData does not attempt to prevent users from manipulating the template class T to become out of synch with the boxes in the BoxLayout. Caveat emptor.
Non-local (off-processor access) to a LayoutData index is an error. you can assure that access to the data stored in a LayoutData is local to your processor by using the DataIterator object for indexing. (In fact, you are pretty much forced to by the
Data in a LayoutData CANNOT be communicated to other processors using the API presented here.
class T must provide the following methods:
{ T() }This class is useful for processor-local data that needs to be indexable along with a BoxLayoutData. Auxillary data objects, etc.
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