IStorage::SetClass

Assigns the specified CLSID to this storage object.

HRESULT SetClass(
  REFCLSID clsid  //Class identifier to be assigned to the storage 
                  // object
);
 

Parameter

clsid

[in] The class identifier (CLSID) that is to be associated with the storage object.

Return Values

S_OK

The CLSID was successfully assigned.

E_PENDING

Asynchronous Storage only: Part or all of the storage's data is currently unavailable. For more information see IFillLockBytes and Asynchronous Storage.

STG_E_ACCESSDENIED

The caller does not have sufficient permissions for assigning a class identifier to the storage object.

STG_E_MEDIUMFULL

Not enough space was left on device to complete the operation.

STG_E_REVERTED

The storage object has been invalidated by a revert operation above it in the transaction tree.

Remarks

When first created, a storage object has an associated CLSID of CLSID_NULL. Call this method to assign a CLSID to the storage object.

Call the IStorage::Stat method to retrieve the current CLSID of a storage object.

QuickInfo

  Windows NT: Use version 3.1 or later.
  Windows: Use Windows 95 or later.
  Windows CE: Unsupported.
  Header: Declared in objidl.h.

See Also

IStorage - Compound File Implementation, IStorage::Stat