RImage* QSLItemData::Load2(
LPSTORAGE pIStorage, // @parm storage
BOOL fDescOnly )
{
RImage* pImage = NULL;
char strDescription[kBufLength];
TRY
{
COleStreamFile str;
if (!fDescOnly)
{
// open stream
CString szStream = "PREVIEW";
if (str.OpenStream (pIStorage, szStream, CFile::modeRead | CFile::shareExclusive))
{
// Read in the image data
RTempFileBuffer buffer;
buffer.Resize( str.GetLength() );
str.Read( buffer.GetBuffer(), str.GetLength() );
str.Close();
// Create the image
pImage = RImageLibrary().ImportImage( buffer );
}
}
if (fDescOnly)
{
// open stream
CString szStream = "DESCRIPTION";
if (str.OpenStream (pIStorage, szStream, CFile::modeRead | CFile::shareExclusive))
{
str.Read (&strDescription, min( kBufLength, str.GetLength() ));
str.Close();
}
// return bitmap handle and description string
m_strDesc = strDescription;
}
} // End try
CATCH(CArchiveException, archExcept)
{
//CBExceptionReporter::ArchiveException(archExcept);
}
END_CATCH
return pImage;
}
void COleDocument::LoadFromStorage()
{
ASSERT(m_lpRootStg != NULL);
// open Contents stream
COleStreamFile file;
CFileException fe;
if (!file.OpenStream(m_lpRootStg, _T("Contents"),
CFile::modeRead|CFile::shareExclusive, &fe) &&
!file.CreateStream(m_lpRootStg, _T("Contents"),
CFile::modeRead|CFile::shareExclusive|CFile::modeCreate, &fe))
{
if (fe.m_cause == CFileException::fileNotFound)
AfxThrowArchiveException(CArchiveException::badSchema);
else
AfxThrowFileException(fe.m_cause, fe.m_lOsError);
}
// load it with CArchive (loads from Contents stream)
CArchive loadArchive(&file, CArchive::load | CArchive::bNoFlushOnDelete);
loadArchive.m_pDocument = this;
loadArchive.m_bForceFlat = FALSE;
TRY
{
if (file.GetLength() != 0)
Serialize(loadArchive); // load main contents
loadArchive.Close();
file.Close();
}
CATCH_ALL(e)
{
file.Abort(); // will not throw an exception
DeleteContents(); // removed failed contents
NO_CPP_EXCEPTION(loadArchive.Abort());
THROW_LAST();
}
END_CATCH_ALL
}