Method _CreateFileContentsStream

swish/shell_folder/SftpDataObject.cpp:302–317

* Create an IStream for relative path stored in the lindexth FILEDESCRIPTOR. * * @p lindex corresponds to an item in the File Group Descriptor (which * we created in _DelayRenderCfFileGroupDescriptor) with the same index. * * @note Asking for an IStream to folder may not break (libssh2 can do * this) but it is a waste of effort. Explorer won't use it, nor should it. */

 * this) but it is a waste of effort. Explorer won't use it, nor should it.
 */
com_ptr<IStream> CSftpDataObject::_CreateFileContentsStream(long lindex)
throw(...)
{
    ATLENSURE(m_fRenderedDescriptor);

    // Pull the FILEGROUPDESCRIPTOR we made earlier out of the DataObject
    CFormatEtc fetc(m_cfFileDescriptor);
    StorageMedium medium;
    HRESULT hr = GetData(&fetc, medium.out());
    ATLENSURE_SUCCEEDED(hr);
    FileGroupDescriptor fgd(medium.get().hGlobal);

    // Get stream from relative path stored in the lindexth FILEDESCRIPTOR
    CSftpDirectory dir(m_pidlCommonParent, m_provider);
    return dir.GetFileByPath(fgd[lindex].path().string().c_str(), false);
}

/**
 * Expand all top-level PIDLs into a list of Descriptors with relative paths.