On Wed, 29 Sep 2004, Lubos Lunak wrote: > DBUS seems to have a CUSTOM data type. Wouldn't it be sufficient to dump the > QDataStream-created data used by DCOP as one binary object into the custom > data type, or read it back using QDataStream? The apps shouldn't see any > difference. Yes. But I think this should only be used for compatibility in a transition period. In the long run one should agree on well defined complex types with other projects for interoperability (via freedesktop.org). Example for this reasoning: a tool from the X camp might want to tell kdesktop to have a green background color. Speaking proprietary binary protocols doesn't help with integration. Harri.