Retrieves the progress item block mapping collection.
HRESULT get_ProgressItems( IProgressItems **pVal );
An IProgressItems interface that contains a collection of progress items. Each progress item identifies the blocks written since the previous progress status was taken.
S_OK is returned on success, but other success codes may be returned as a result of implementation. The following error codes are commonly returned on operation failure, but do not represent the only possible error values:
Pointer is not valid.
Failed to allocate necessary memory.
|Minimum supported client||Windows Vista, Windows XP with SP2 [desktop apps only]|
|Minimum supported server||Windows Server 2003 [desktop apps only]|