CLX Common LISP X Interface 1988, 1989 Texas Instruments Incorporated Permission is granted to any individual or institution to use, copy, modify and distribute this document, provided that this complete copyright and permission notice is maintained, intact, in all copies and supporting documentation. Texas Instruments Incorporated makes no representations about the suitability of this document or the software described herein for any purpose. It is provided ”as is” without express or implied warranty. CLX Programmer’s Reference i ACKNOWLEDGMENTS Primary Interface Author: Robert W. Scheifler MIT Laboratory for Computer Science 545 Technology Square, Room 418 Cambridge, MA 02139
[email protected] Primary Implementation Author: LaMott Oren Texas Instruments PO Box 655474, MS 238 Dallas, TX 75265
[email protected] Design Contributors: Dan Cerys, BBN Scott Fahlman, CMU Kerry Kimbrough, Texas Instruments Chris Lindblad, MIT Rob MacLachlan, CMU Mike McMahon, Symbolics David Moon, Symbolics LaMott Oren, Texas Instruments Daniel Weinreb, Symbolics John Wroclawski, MIT Richard Zippel, Symbolics Documentation Contributors: Keith Cessna, Texas Instruments Kerry Kimbrough, Texas Instruments Mike Myjak LaMott Oren, Texas Instruments Dan Stenger, Texas Instruments The X Window System is a trademark of MIT. UNIX is a trademark of AT&T Bell Laboratories. ULTRIX, ULTRIX–32, ULTRIX–32m, ULTRIX–32w, and VAX/VMS are trademarks of Digital Equipment Corporation. ii CLX Programmer’s Reference CONTENTS Section Title 1 INTRODUCTION TO CLX 2 DISPLAYS 3 SCREENS 4 WINDOWS AND PIXMAPS 5 GRAPHICS CONTEXTS 6 GRAPHIC OPERATIONS 7 IMAGES 8 FONTS AND CHARACTERS 9 COLORS 10 CURSORS 11 ATOMS, PROPERTIES, AND SELECTIONS 12 EVENTS AND INPUT 13 RESOURCES 14 CONTROL FUNCTIONS 15 EXTENSIONS 16 ERRORS A PROTOCOL VS.