This book describes the X Network Protocol which underlies all software for Version 11 of the X Window System. It includes protocol clarifi-cations of X11 Release 5, as well as the most recent version of the ICCCM and the Logical Font Conventions Manual. It can be used with any release of X.

Volume 2, Xlib Reference Manual, is a complete programmer's reference for Xlib. Covers X11 Release 4 and Release 5. Contents Include: Reference pages for Xlib functions Reference pages for event types Permuted index to Xlib functions Description of macros and reference pages for their function versions Listing of the server-side color database Alphabetical index and description of structures Alphabetical index and description of defined symbols KeySyms and their meaning Illustration of the standard cursor font Function group index to the right routine for a particular task Reference pages for Xlib-related Xmu functions (miscellaneous utilities) Four single-page reference aids for the GC and window attributes Features in the third edition include: Over 100 new man pages covering Xcms, internationalization, and the function versions of macros. Updating to the R5 spec. New "Returns" sections on all the functions which return values, making this information easier to find.

Covering X11 Release 5, the Xlib Programming Manual is a complete guide to programming the X library (Xlib), the lowest level of programming interface to X. It includes introductions to internationalization, device-independent color, font service, and scalable fonts. Includes chapters on: X Window System concepts A simple client application Window attributes The graphics context Graphics in practice Color Events Interclient communication Internationalization The Resource Manager A complete client application Window management This manual is a companion to Volume 2, Xlib Reference Manual.