The changes that are coming in Longhorn are very substantial. Your best bet is to download the "Metro" specification from Microsoft and read through it.
The basics are: * The spool document will be held as an XML file * Avalon API will be used to do the printing meaning better colour control and resolution plus more advanced graphical functions than in the current GDI / EMF world * Managed code (C#, VB.net) can be hosted in the print path
Printer Driver in Longhorn
DeeD
The basics are:
* The spool document will be held as an XML file
* Avalon API will be used to do the printing meaning better colour control and resolution plus more advanced graphical functions than in the current GDI / EMF world
* Managed code (C#, VB.net) can be hosted in the print path