/usr/lib/clisp-2.49/clx/new-clx/clx.lisp is in clisp-module-clx 1:2.49-8.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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;;;; Copyright (C) 2001-2008 by Sam Steingold
;;;; Distributed under GPL.
;;;; Some parts are from the MIT-CLX Distribution, copyrighted by
;;;; Texas Instruments Incorporated, but freely distributable
;;;; for details see image.lisp or the MIT-CLX distribution.
(defpackage #:xlib)
(provide "clx")
(in-package :xlib)
(defvar *displays* nil)
(push :clx *features*)
(push :clx-ansi-common-lisp *features*)
(declaim (declaration values))
(defconstant *version* "CLISP-CLX 1997-06-12")
;;;; --------------------------------------------------------------------------
;;;; Exports
;;;; --------------------------------------------------------------------------
(export
'(*version* access-control access-error access-hosts activate-screen-saver
add-access-host add-resource add-to-save-set alist alloc-color
alloc-color-cells alloc-color-planes alloc-error allow-events angle
arc-seq array-index atom-error atom-name bell bit-gravity bitmap
bitmap-format bitmap-format-lsb-first-p bitmap-format-p
bitmap-format-pad bitmap-format-unit bitmap-image boole-constant boolean
card16 card29 card32 card8 card8->char change-active-pointer-grab
change-keyboard-control change-keyboard-mapping change-pointer-control
change-property char->card8 char-ascent char-attributes char-descent
char-left-bearing char-right-bearing char-width character->keysyms
character-in-map-p circulate-window-down circulate-window-up clear-area
close-display close-down-mode close-font closed-display color color-blue
color-green color-p color-red color-rgb colormap colormap-display
colormap-equal colormap-error colormap-id colormap-p colormap-plist
colormap-visual-info connection-failure convert-selection copy-area
copy-colormap-and-free copy-gcontext copy-gcontext-components copy-image
copy-plane create-colormap create-cursor create-gcontext
create-glyph-cursor create-image create-pixmap create-window cursor
cursor-display cursor-equal cursor-error cursor-id cursor-p cursor-plist
cut-buffer declare-event decode-core-error default-error-handler
default-keysym-index default-keysym-translate define-error
define-extension define-gcontext-accessor define-keysym
define-keysym-set delete-property delete-resource destroy-subwindows
destroy-window device-busy device-event-mask device-event-mask-class
discard-current-event discard-font-info display display-after-function
display-authorization ; extension
display-authorization-data display-authorization-name
display-bitmap-format display-byte-order display-default-screen
display-display display-error-handler display-finish-output
display-force-output display-host display-image-lsb-first-p
display-invoke-after-function display-keycode-range display-max-keycode
display-max-request-length display-min-keycode
display-motion-buffer-size display-nscreens display-p
display-pixmap-formats display-plist display-protocol-major-version
display-protocol-minor-version display-protocol-version
display-release-number display-report-asynchronous-errors
display-resource-id-base display-resource-id-mask display-roots
display-vendor display-vendor-name display-xid draw-arc draw-arcs
draw-direction draw-glyph draw-glyphs draw-image-glyph draw-image-glyphs
draw-line draw-lines draw-point draw-points draw-rectangle
draw-rectangles draw-segments drawable drawable-border-width
drawable-depth drawable-display drawable-equal drawable-error
drawable-height drawable-id drawable-p drawable-plist drawable-root
drawable-width drawable-x drawable-y error-key event-case event-cond
event-handler event-key event-listen event-mask event-mask-class
extension-opcode find-atom font font-all-chars-exist-p font-ascent
font-default-char font-descent font-direction font-display font-equal
font-error font-id font-max-byte1 font-max-byte2 font-max-char
font-min-byte1 font-min-byte2 font-min-char font-name font-p font-path
font-plist font-properties font-property fontable force-gcontext-changes
free-colormap free-colors free-cursor free-gcontext free-pixmap gcontext
gcontext-arc-mode gcontext-background gcontext-cache-p
gcontext-cap-style gcontext-clip-mask gcontext-clip-ordering
gcontext-clip-x gcontext-clip-y gcontext-dash-offset gcontext-dashes
gcontext-display gcontext-equal gcontext-error gcontext-exposures
gcontext-fill-rule gcontext-fill-style gcontext-font gcontext-foreground
gcontext-function gcontext-id gcontext-join-style gcontext-key
gcontext-line-style gcontext-line-width gcontext-p gcontext-plane-mask
gcontext-plist gcontext-stipple gcontext-subwindow-mode gcontext-tile
gcontext-ts-x gcontext-ts-y get-external-event-code get-image
get-property get-raw-image get-resource get-search-resource
get-search-table get-standard-colormap get-wm-class
global-pointer-position grab-button grab-key grab-keyboard grab-pointer
grab-server grab-status icon-sizes iconify-window id-choice-error
illegal-request-error image image-blue-mask image-depth image-green-mask
image-height image-name image-pixmap image-plist image-red-mask
image-width image-x image-x-hot image-x-p image-xy image-xy-bitmap-list
image-xy-p image-y-hot image-z image-z-bits-per-pixel image-z-p
image-z-pixarray implementation-error input-focus install-colormap
installed-colormaps int16 int32 int8 intern-atom invalid-font
keyboard-control keyboard-mapping keycode->character keycode->keysym
keysym keysym->character keysym->keycodes keysym-in-map-p keysym-set
kill-client kill-temporary-clients length-error list-extensions
list-font-names list-fonts list-properties lookup-color lookup-error
make-color make-event-handlers make-event-keys make-event-mask
make-resource-database make-state-keys make-state-mask make-wm-hints
make-wm-size-hints map-resource map-subwindows map-window mapping-notify
mask16 mask32 match-error max-char-ascent max-char-attributes
max-char-descent max-char-left-bearing max-char-right-bearing
max-char-width merge-resources min-char-ascent min-char-attributes
min-char-descent min-char-left-bearing min-char-right-bearing
min-char-width missing-parameter modifier-key modifier-mapping
modifier-mask motion-events name-error no-operation open-display
open-font pixarray pixel pixmap pixmap-display pixmap-equal pixmap-error
pixmap-format pixmap-format-bits-per-pixel pixmap-format-depth
pixmap-format-p pixmap-format-scanline-pad pixmap-id pixmap-p
pixmap-plist point-seq pointer-control pointer-event-mask
pointer-event-mask-class pointer-mapping pointer-position process-event
put-image put-raw-image query-best-cursor query-best-stipple
query-best-tile query-colors query-extension query-keymap query-pointer
query-tree queue-event read-bitmap-file read-resources recolor-cursor
rect-seq remove-access-host remove-from-save-set reparent-window
repeat-seq reply-length-error reply-timeout request-error
reset-screen-saver resource-database resource-database-timestamp
resource-error resource-id resource-key rgb-colormaps rgb-val
root-resources rotate-cut-buffers rotate-properties screen
screen-backing-stores screen-black-pixel screen-default-colormap
screen-depths screen-event-mask-at-open screen-height
screen-height-in-millimeters screen-max-installed-maps
screen-min-installed-maps screen-p screen-plist screen-root
screen-root-depth screen-root-visual screen-root-visual-info
screen-save-unders-p screen-saver screen-white-pixel screen-width
screen-width-in-millimeters seg-seq selection-owner set-selection-owner
send-event sequence-error set-input-focus
set-modifier-mapping set-screen-saver
set-standard-colormap set-standard-properties
set-wm-class set-wm-properties set-wm-resources state-keysym-p
state-mask-key store-color store-colors stringable text-extents
text-width timestamp transient-for translate-coordinates
translate-default translation-function #-cmu type-error undefine-keysym
unexpected-reply ungrab-button ungrab-key ungrab-keyboard ungrab-pointer
ungrab-server uninstall-colormap unknown-error unmap-subwindows
unmap-window value-error visual-info visual-info-bits-per-rgb
visual-info-blue-mask visual-info-class visual-info-colormap-entries
visual-info-display visual-info-green-mask visual-info-id visual-info-p
visual-info-plist visual-info-red-mask warp-pointer
warp-pointer-if-inside warp-pointer-relative
warp-pointer-relative-if-inside win-gravity window
window-all-event-masks window-background window-backing-pixel
window-backing-planes window-backing-store window-bit-gravity
window-border window-class window-colormap window-colormap-installed-p
window-cursor window-display window-do-not-propagate-mask window-equal
window-error window-event-mask window-gravity window-id window-map-state
window-override-redirect window-p window-plist window-priority
window-save-under window-visual window-visual-info with-display
with-event-queue with-gcontext with-server-grabbed with-state
withdraw-window wm-client-machine wm-colormap-windows wm-command
wm-hints wm-hints-flags wm-hints-icon-mask wm-hints-icon-pixmap
wm-hints-icon-window wm-hints-icon-x wm-hints-icon-y
wm-hints-initial-state wm-hints-input wm-hints-p wm-hints-window-group
wm-icon-name wm-name wm-normal-hints wm-protocols wm-resources
wm-size-hints wm-size-hints-base-height wm-size-hints-base-width
wm-size-hints-height wm-size-hints-height-inc wm-size-hints-max-aspect
wm-size-hints-max-height wm-size-hints-max-width
wm-size-hints-min-aspect wm-size-hints-min-height
wm-size-hints-min-width wm-size-hints-p
wm-size-hints-user-specified-position-p
wm-size-hints-user-specified-size-p wm-size-hints-width
wm-size-hints-width-inc wm-size-hints-win-gravity wm-size-hints-x
wm-size-hints-y wm-zoom-hints write-bitmap-file write-resources xatom
x-error
keysym-name
trace-display suspend-display-tracing resume-display-tracing
untrace-display show-trace
display-trace ; for backwards compatibility describe-request describe-event describe-reply
closed-display-p
;; extensions
open-default-display with-open-display events-queued
display-get-default display-resource-manager-string screen-resource-string
*canonicalize-encoding*
;;; Only when using libXt:
;; last-event-processed last-timestamp-processed
;;; Only when using the native resource database, not resource.lisp:
;; display-xdefaults resource-database-to-string resource-database-of-string
;; resource-database-locale
;; not implemented
describe-error describe-trace))
;;; SHAPE extension
(export '(shape-version shape-combine shape-offset shape-extents shape-rectangles))
;;;; --------------------------------------------------------------------------
;;;; Types
;;;; --------------------------------------------------------------------------
;;;;
;;;; Lots of deftypes randomly gathered from MIT-CLX implementation
;;;;
(deftype card4 () '(unsigned-byte 4)) ;not exported
(deftype card8 () '(unsigned-byte 8))
(deftype card16 () '(unsigned-byte 16))
(deftype card24 () '(unsigned-byte 24)) ;not exported
(deftype card29 () '(unsigned-byte 29))
(deftype card32 () '(unsigned-byte 32))
(deftype int8 () '(signed-byte 8))
(deftype int16 () '(signed-byte 16))
(deftype int32 () '(signed-byte 32))
(deftype rgb-val () '(real 0 1))
(deftype stringable () '(or string symbol))
(deftype fontable () '(or stringable font))
(deftype array-index () `(integer 0 ,array-dimension-limit))
(deftype angle () '(real #.(* -2 pi) #.(* 2 pi)))
(deftype mask32 () 'card32)
(deftype mask16 () 'card16)
(deftype pixel () '(unsigned-byte 32))
(deftype image-depth () '(integer 0 32))
(deftype resource-id () 'card29)
(deftype keysym () 'card32)
(deftype alist (key-type-and-name datum-type-and-name)
(declare (ignore key-type-and-name datum-type-and-name))
'list)
(deftype repeat-seq (&rest elts) elts 'sequence)
(deftype point-seq () '(repeat-seq (int16 x) (int16 y)))
(deftype seg-seq () '(repeat-seq (int16 x1) (int16 y1) (int16 x2) (int16 y2)))
(deftype rect-seq () '(repeat-seq (int16 x) (int16 y) (card16 width) (card16 height)))
(deftype arc-seq ()
'(repeat-seq (int16 x) (int16 y) (card16 width) (card16 height)
(angle angle1) (angle angle2)))
(deftype timestamp () '(or null card32))
(deftype bit-gravity () '(member :forget :north-west :north :north-east :west :center :east :south-west :south :south-east :static))
(deftype boole-constant ()
`(member ,boole-clr ,boole-and ,boole-andc2 ,boole-1
,boole-andc1 ,boole-2 ,boole-xor ,boole-ior
,boole-nor ,boole-eqv ,boole-c2 ,boole-orc2
,boole-c1 ,boole-orc1 ,boole-nand ,boole-set))
(deftype device-event-mask ()
'(or mask32 list)) ;; '(or integer (list device-event-mask-class)))
(deftype device-event-mask-class ()
'(member :key-press :key-release :button-press :button-release :pointer-motion
:button-1-motion :button-2-motion :button-3-motion :button-4-motion
:button-5-motion :button-motion))
(deftype draw-direction ()
'(member :left-to-right :right-to-left))
(deftype error-key ()
'(member :access :alloc :atom :colormap :cursor :drawable :font :gcontext :id-choice
:illegal-request :implementation :length :match :name :pixmap :value :window))
(deftype gcontext-key ()
'(member :function :plane-mask :foreground :background
:line-width :line-style :cap-style :join-style :fill-style
:fill-rule :tile :stipple :ts-x :ts-y :font :subwindow-mode
:exposures :clip-x :clip-y :clip-mask :dash-offset :dashes
:arc-mode))
(deftype event-key ()
'(member :key-press :key-release :button-press :button-release :motion-notify
:enter-notify :leave-notify :focus-in :focus-out :keymap-notify
:exposure :graphics-exposure :no-exposure :visibility-notify
:create-notify :destroy-notify :unmap-notify :map-notify :map-request
:reparent-notify :configure-notify :gravity-notify :resize-request
:configure-request :circulate-notify :circulate-request :property-notify
:selection-clear :selection-request :selection-notify
:colormap-notify :client-message :mapping-notify))
(deftype event-mask-class ()
'(member :key-press :key-release :owner-grab-button :button-press :button-release
:enter-window :leave-window :pointer-motion :pointer-motion-hint
:button-1-motion :button-2-motion :button-3-motion :button-4-motion
:button-5-motion :button-motion :exposure :visibility-change
:structure-notify :resize-redirect :substructure-notify :substructure-redirect
:focus-change :property-change :colormap-change :keymap-state))
(deftype event-mask ()
'(or mask32 list)) ;; (OR integer (LIST event-mask-class))
(deftype grab-status ()
'(member :success :already-grabbed :invalid-time :not-viewable))
(deftype modifier-key ()
'(member :shift :lock :control :mod-1 :mod-2 :mod-3 :mod-4 :mod-5))
(deftype modifier-mask ()
'(or (member :any) mask16 list)) ;; '(or (member :any) integer (list modifier-key)))
(deftype state-mask-key ()
'(or modifier-key (member :button-1 :button-2 :button-3 :button-4 :button-5)))
(deftype translation-function ()
'(function (sequence array-index array-index (or null font) vector array-index)
(values array-index (or null int16 font) (or null int32))))
(deftype win-gravity ()
'(member :unmap :north-west :north :north-east :west :center :east :south-west :south :south-east :static))
(deftype xatom () '(or string symbol))
(deftype pointer-event-mask-class ()
'(member :button-press :button-release
:enter-window :leave-window :pointer-motion :pointer-motion-hint
:button-1-motion :button-2-motion :button-3-motion :button-4-motion
:button-5-motion :button-motion :keymap-state))
(deftype pointer-event-mask ()
'(or mask32 list)) ;; '(or integer (list pointer-event-mask-class)))
;; ***************************************************************************
;; ****************************** C A U T I O N ******************************
;; ***************************************************************************
;; THE LAYOUT OF THESE STRUCTURE DEFINITIONS HAS TO BE IN SYNC WITH CLX.D
;; ***************************************************************************
(defstruct bitmap-format unit pad lsb-first-p)
(defstruct pixmap-format depth bits-per-pixel scanline-pad)
(defstruct (color (:constructor make-color-internal (red green blue))
(:copier nil))
;; Short floats are good enough (no consing)
(red 0.0s0 :type rgb-val)
(green 0.0s0 :type rgb-val)
(blue 0.0s0 :type rgb-val))
(defstruct (visual-info (:copier nil))
id
class
red-mask green-mask blue-mask
bits-per-rgb
colormap-entries
;; There appears also a plist and a display slot in the MIT-CLX,
;; but not in the manual!
;; With what should we be compatible?!
;; plist display
)
(defstruct (display (:predicate nil)
(:constructor nil)
(:copier nil)
(:conc-name %display-))
foreign-pointer ;; these two slots are for use in clx.f only.
hash-table ;; .. so keep hands off here!
plist
after-function
error-handler
display)
;; (defstruct (resource-database (:constructor %make-rdb (foreign-pointer)))
;; (foreign-pointer nil :read-only t))
;; (defstruct (search-table (:constructor %make-search-table (foreign-pointer)))
;; (foreign-pointer nil :read-only t))
;; ***************************************************************************
;; ... CAUTION ending here (resume careless coding)
;; ***************************************************************************
;; (eval-when (:compile-toplevel)
;; (defpackage #:posix (:export #:mkstemp)))
;; (defun resource-database-to-string (rdb)
;; (let ((tmp-file (posix:mkstemp "/tmp/rdb")))
;; (close tmp-file)
;; (write-resources rdb tmp-file)
;; (unwind-protect
;; (with-open-file (in tmp-file)
;; (let ((st (make-string (file-length in))))
;; (read-sequence st in)
;; st))
;; (delete-file tmp-file))))
(defun make-color (&key (red 1.0s0) (green 1.0s0) (blue 1.0s0)
&allow-other-keys)
(make-color-internal red green blue))
(defun color-rgb (color)
(values (color-red color) (color-green color) (color-blue color)))
(defclass xlib-object ()
((plist :initarg :plist :initform nil)
(display :initarg :display)))
(defclass xid-object (xlib-object) ((id :initarg :id)))
(defclass ptr-object (xlib-object) ((ptr :initarg :ptr)))
(defclass drawable (xid-object) ())
(defclass window (drawable) ())
(defclass pixmap (drawable) ())
(defclass cursor (xid-object) ())
(defclass colormap (xid-object) (#|(visual-info :initarg :visual-info :accessor colormap-visual-info)|#))
(defclass gcontext (ptr-object) ((%dashes) (%clip-mask) (%timestamp :accessor gcontext-internal-timestamp :initform 0)))
(defclass screen (ptr-object) ())
(defclass font (xid-object)
((font-info :initform nil :initarg :font-info)
(name :initarg :name)
(encoding :initform nil :initarg :encoding)))
;;;; --------------------------------------------------------------------------
;;;; Setf Methods
;;;; --------------------------------------------------------------------------
(defsetf ACCESS-CONTROL SET-ACCESS-CONTROL)
(defsetf CLOSE-DOWN-MODE (display) (mode)
`(SET-CLOSE-DOWN-MODE ,mode ,display))
(defsetf DISPLAY-AFTER-FUNCTION SET-DISPLAY-AFTER-FUNCTION)
(defsetf DISPLAY-ERROR-HANDLER SET-DISPLAY-ERROR-HANDLER)
(defsetf DISPLAY-PLIST SET-DISPLAY-PLIST)
(defsetf DISPLAY-DEFAULT-SCREEN SET-DISPLAY-DEFAULT-SCREEN)
(defsetf DISPLAY-XDEFAULTS SET-DISPLAY-XDEFAULTS)
(defsetf DRAWABLE-BORDER-WIDTH SET-DRAWABLE-BORDER-WIDTH)
(defsetf DRAWABLE-HEIGHT SET-DRAWABLE-HEIGHT)
(defsetf DRAWABLE-PLIST SET-DRAWABLE-PLIST)
(defsetf DRAWABLE-WIDTH SET-DRAWABLE-WIDTH)
(defsetf DRAWABLE-X SET-DRAWABLE-X)
(defsetf DRAWABLE-Y SET-DRAWABLE-Y)
(defsetf FONT-PATH SET-FONT-PATH)
(defsetf FONT-PLIST SET-FONT-PLIST)
(defsetf GCONTEXT-ARC-MODE SET-GCONTEXT-ARC-MODE)
(defsetf GCONTEXT-BACKGROUND SET-GCONTEXT-BACKGROUND)
(defsetf GCONTEXT-CACHE-P SET-GCONTEXT-CACHE-P)
(defsetf GCONTEXT-CAP-STYLE SET-GCONTEXT-CAP-STYLE)
(defsetf GCONTEXT-CLIP-MASK (gcontext &optional ordering) (clip-mask)
`(SET-GCONTEXT-CLIP-MASK ,clip-mask ,gcontext ,ordering))
(defsetf GCONTEXT-CLIP-X SET-GCONTEXT-CLIP-X)
(defsetf GCONTEXT-CLIP-Y SET-GCONTEXT-CLIP-Y)
(defsetf GCONTEXT-DASH-OFFSET SET-GCONTEXT-DASH-OFFSET)
(defsetf GCONTEXT-DASHES SET-GCONTEXT-DASHES)
(defsetf GCONTEXT-EXPOSURES SET-GCONTEXT-EXPOSURES)
(defsetf GCONTEXT-FILL-RULE SET-GCONTEXT-FILL-RULE)
(defsetf GCONTEXT-FILL-STYLE SET-GCONTEXT-FILL-STYLE)
(defsetf GCONTEXT-FONT (gcontext &optional pseudo-font-p) (font)
`(SET-GCONTEXT-FONT ,font ,gcontext ,pseudo-font-p))
(defsetf GCONTEXT-FOREGROUND SET-GCONTEXT-FOREGROUND)
(defsetf GCONTEXT-FUNCTION SET-GCONTEXT-FUNCTION)
(defsetf GCONTEXT-JOIN-STYLE SET-GCONTEXT-JOIN-STYLE)
(defsetf GCONTEXT-LINE-STYLE SET-GCONTEXT-LINE-STYLE)
(defsetf GCONTEXT-LINE-WIDTH SET-GCONTEXT-LINE-WIDTH)
(defsetf GCONTEXT-PLANE-MASK SET-GCONTEXT-PLANE-MASK)
(defsetf GCONTEXT-PLIST SET-GCONTEXT-PLIST)
(defsetf GCONTEXT-STIPPLE SET-GCONTEXT-STIPPLE)
(defsetf GCONTEXT-SUBWINDOW-MODE SET-GCONTEXT-SUBWINDOW-MODE)
(defsetf GCONTEXT-TILE SET-GCONTEXT-TILE)
(defsetf GCONTEXT-TS-X SET-GCONTEXT-TS-X)
(defsetf GCONTEXT-TS-Y SET-GCONTEXT-TS-Y)
(defsetf PIXMAP-PLIST SET-PIXMAP-PLIST)
(defsetf POINTER-MAPPING SET-POINTER-MAPPING)
(defsetf SCREEN-PLIST SET-SCREEN-PLIST)
(defsetf SELECTION-OWNER (display selection &optional time) (owner)
`(SET-SELECTION-OWNER ,display ,selection ,owner ,time))
(defsetf WINDOW-BACKGROUND SET-WINDOW-BACKGROUND)
(defsetf WINDOW-BACKING-PIXEL SET-WINDOW-BACKING-PIXEL)
(defsetf WINDOW-BACKING-PLANES SET-WINDOW-BACKING-PLANES)
(defsetf WINDOW-BACKING-STORE SET-WINDOW-BACKING-STORE)
(defsetf WINDOW-COLORMAP SET-WINDOW-COLORMAP)
(defsetf WINDOW-CURSOR SET-WINDOW-CURSOR)
(defsetf WINDOW-BIT-GRAVITY SET-WINDOW-BIT-GRAVITY)
(defsetf WINDOW-BORDER SET-WINDOW-BORDER)
(defsetf WINDOW-EVENT-MASK SET-WINDOW-EVENT-MASK)
(defsetf WINDOW-GRAVITY SET-WINDOW-GRAVITY)
(defsetf WINDOW-DO-NOT-PROPAGATE-MASK SET-WINDOW-DO-NOT-PROPAGATE-MASK)
(defsetf WINDOW-OVERRIDE-REDIRECT SET-WINDOW-OVERRIDE-REDIRECT)
(defsetf WINDOW-PLIST SET-WINDOW-PLIST)
(defsetf WINDOW-PRIORITY (window &optional sibling) (mode)
`(SET-WINDOW-PRIORITY ,mode ,window ,sibling))
(defsetf WINDOW-SAVE-UNDER SET-WINDOW-SAVE-UNDER)
;; for CLUE
(defsetf GCONTEXT-DISPLAY SET-GCONTEXT-DISPLAY)
;;;; --------------------------------------------------------------------------
;;;; Macros
;;;; --------------------------------------------------------------------------
(defmacro EVENT-COND ((display &key timeout peek-p discard-p (force-output-p t))
&body clauses)
(let ((slots (gensym)))
;; FIXME this implementation is not 100%
`(process-event ,display
:timeout ,timeout
:peek-p ,peek-p
:discard-p ,discard-p
:force-output-p ,force-output-p
:handler
(lambda (&rest ,slots &key event-key &allow-other-keys)
;; (print slots)
(cond ,@(mapcar
(lambda (clause)
(let ((event-or-events (car clause))
(binding-list (cadr clause))
(test-form (caddr clause))
(body-forms (cdddr clause)))
(cond ((member event-or-events '(t otherwise))
;;Special case
`((and t
,@(if test-form
(list `(apply #'(lambda (&key ,@binding-list &allow-other-keys) ,test-form) ,slots))
nil))
,@(if body-forms
(list `(apply (lambda (&key ,@binding-list &allow-other-keys)
,@body-forms)
,slots))
nil)))
(t ;; Make-up keywords from the event-keys
(unless (listp event-or-events)
(setq event-or-events (list event-or-events)))
(setq event-or-events
(mapcar #'kintern event-or-events))
`((and ,(if (cdr event-or-events)
`(member event-key ',event-or-events)
`(eq event-key ',(car event-or-events)))
,@(if test-form
(list `(apply #'(lambda (&key ,@binding-list &allow-other-keys) ,test-form) ,slots))
nil))
,@(if body-forms
(list `(apply #'(lambda (&key ,@binding-list &allow-other-keys)
,@body-forms)
,slots))
nil))))))
clauses))))))
(defmacro EVENT-CASE ((&rest args) &body clauses)
;; Event-case is just event-cond with the whole body in the test-form
`(event-cond ,args
,@(mapcar
#'(lambda (clause)
`(,(car clause) ,(cadr clause) (progn ,@(cddr clause))))
clauses)))
(defmacro WITH-STATE ((drawable) &body body)
`(progn ,drawable ,@body))
(defmacro WITH-EVENT-QUEUE ((display) &body body)
`(progn ,display ,@body))
(defmacro WITH-GCONTEXT ((gcontext &rest options) &body body)
(let ((saved (gensym)) (gcon (gensym)) (g0 (gensym)) (g1 (gensym))
(comps 0)
(setf-forms nil)
dashes? clip-mask?)
(do ((q options (cddr q)))
((null q))
(cond ((eq (car q) :dashes) (setf dashes? t))
((eq (car q) :clip-mask) (setf clip-mask? t)))
(setf comps (logior comps (%gcontext-key->mask (car q)))
setf-forms (nconc setf-forms
(list (list (find-symbol (ext:string-concat "GCONTEXT-" (symbol-name (car q))) :xlib)
gcon)
(cadr q)))))
`(LET* ((,gcon ,gcontext)
(,saved (%SAVE-GCONTEXT-COMPONENTS ,gcon ,comps))
,@(if dashes? (list `(,g0 (GCONTEXT-DASHES ,gcon))))
,@(if clip-mask? (list `(,g1 (GCONTEXT-CLIP-MASK ,gcon)))))
(UNWIND-PROTECT
(PROGN
(SETF ,@setf-forms)
,@body)
(PROGN
(%RESTORE-GCONTEXT-COMPONENTS ,gcon ,saved)
,@(if dashes? (list `(SETF (GCONTEXT-DASHES ,gcon) ,g0)))
,@(if clip-mask? (list `(SETF (GCONTEXT-CLIP-MASK ,gcon) ,g1))))))))
(defmacro WITH-SERVER-GRABBED ((display) &body body)
;; The body is not surrounded by a with-display.
(let ((disp (if (symbolp display) display (gensym))))
`(let ((,disp ,display))
(declare (type display ,disp))
(unwind-protect
(progn
(grab-server ,disp)
,@body)
(ungrab-server ,disp)))))
;;;; --------------------------------------------------------------------------
;;;; Window Manager Property functions
;;;; --------------------------------------------------------------------------
(defun wm-name (window)
(get-property window :WM_NAME :type :STRING :result-type 'string :transform #'card8->char))
(defsetf wm-name (window) (name)
`(set-string-property ,window :WM_NAME ,name))
(defun set-string-property (window property string)
(change-property window property (string string) :STRING 8 :transform #'char->card8)
string)
(defun wm-icon-name (window)
(get-property window :WM_ICON_NAME :type :STRING
:result-type 'string :transform #'card8->char))
(defsetf wm-icon-name (window) (name)
`(set-string-property ,window :WM_ICON_NAME ,name))
(defun wm-client-machine (window)
(get-property window :WM_CLIENT_MACHINE :type :STRING :result-type 'string :transform #'card8->char))
(defsetf wm-client-machine (window) (name)
`(set-string-property ,window :WM_CLIENT_MACHINE ,name))
(defun get-wm-class (window)
(let ((value (get-property window :WM_CLASS :type :STRING
:result-type 'string :transform #'card8->char)))
(when value
;; Buggy clients may not comply with the format,
;; so deal with the unexpected.
(let* ((first-zero (position #\Null (the string value)))
(second-zero (and first-zero
(position #\Null (the string value)
:start (1+ first-zero))))
(name (subseq (the string value) 0 first-zero))
(class (and first-zero
(subseq (the string value) (1+ first-zero)
second-zero))))
(values (and (plusp (length name)) name)
(and (plusp (length class)) class))))))
(defun set-wm-class (window resource-name resource-class)
(set-string-property window :WM_CLASS
(ext:string-concat
(string (or resource-name #1=""))
#2=#,(string #\Null)
(string (or resource-class #1#))
#2#))
(values))
(defun wm-command (window)
;; Returns a list whose car is the command and
;; whose cdr is the list of arguments
(do* ((command-string (get-property window :WM_COMMAND :type :STRING
:result-type 'string :transform #'card8->char))
(command nil)
(start 0 (1+ end))
(end 0)
(len (length command-string)))
((>= start len) (nreverse command))
(setq end (position #\Null command-string :start start))
(push (subseq command-string start end) command)))
(defsetf wm-command set-wm-command)
(defun set-wm-command (window command)
;; Uses PRIN1 inside the ANSI common lisp form WITH-STANDARD-IO-SYNTAX
;; (or equivalent), with elements of command separated by NULL
;; characters. This enables
;; (with-standard-io-syntax (mapcar #'read-from-string (wm-command window)))
;; to recover a lisp command.
(set-string-property
window :WM_COMMAND
(with-output-to-string (stream)
(with-standard-io-syntax
(dolist (c command)
(prin1 c stream)
(write-char #\Null stream)))))
command)
;;-----------------------------------------------------------------------------
;; WM_HINTS
;; Some of the functions below need decode-type and encode-type,
;; I provide here a limited implementation to get these functions working.
;; sds: I am pretty sure that these should be eliminated and the code using
;; them should be moved to C for the same reasong (set-)wm-hints had to
(defmacro decode-type (type value)
(cond ((eq type 'pixmap) `(lookup-pixmap %buffer ,value))
((eq type 'window) `(lookup-window %buffer ,value))
((and (consp type) (eq (car type) 'member))
`(aref ',(coerce (cdr type) 'vector) ,value))
(t (error "Unknown type ~S." type)) ))
(defmacro encode-type (type value)
(cond ((eq type 'pixmap) `(pixmap-id ,value))
((eq type 'window) `(window-id ,value))
((eq type 'card16) `,value)
((eq type 'colormap) `(colormap-id ,value))
((eq type 'rgb-val) `(round (the rgb-val ,value)
(load-time-value (/ 1.0s0 #xffff))))
((and (consp type) (eq (car type) 'member))
`(position ,value ',(cdr type)))
(t (error "Unknown type ~S." type)) ))
(defstruct wm-hints
;; keep in sync with clx.f
(input nil )
(initial-state nil )
(icon-pixmap nil )
(icon-window nil )
(icon-x nil )
(icon-y nil )
(icon-mask nil )
(window-group nil )
(flags 0) ;; Extension-hook. Exclusive-Or'ed with the FLAGS field
;; may be extended in the future
)
(defsetf wm-hints set-wm-hints)
;;-----------------------------------------------------------------------------
;; WM_SIZE_HINTS
;; XXX
;; This code is buggy. My interpretation of change-property and get-property is
;; that they only deal with unsigned data, but the as obsolete marked fields x
;; and y are signed, and the code below does not take care. Running it
;; interpreted, hence with type checks gets errors.
(defstruct wm-size-hints
(user-specified-position-p nil :type boolean) ;; True when user specified x y
(user-specified-size-p nil :type boolean) ;; True when user specified width height
(x nil #|:type (or null int16)|#) ;; Obsolete
(y nil #|:type (or null int16)|#) ;; Obsolete
(width nil #|:type (or null card16)|#) ;; Obsolete
(height nil #|:type (or null card16)|#) ;; Obsolete
(min-width nil :type (or null card16))
(min-height nil :type (or null card16))
(max-width nil :type (or null card16))
(max-height nil :type (or null card16))
(width-inc nil :type (or null card16))
(height-inc nil :type (or null card16))
(min-aspect nil :type (or null number))
(max-aspect nil :type (or null number))
(base-width nil :type (or null card16))
(base-height nil :type (or null card16))
(win-gravity nil :type (or null win-gravity))
(program-specified-position-p nil :type boolean) ;; True when program specified x y
(program-specified-size-p nil :type boolean) ;; True when program specified width height
)
(defun wm-normal-hints (window)
(declare (type window window))
(declare (values wm-size-hints))
(decode-wm-size-hints (get-property window :WM_NORMAL_HINTS :type :WM_SIZE_HINTS :result-type 'vector)))
(defsetf wm-normal-hints set-wm-normal-hints)
(defun set-wm-normal-hints (window hints)
(declare (type window window)
(type wm-size-hints hints))
(declare (values wm-size-hints))
(change-property window :WM_NORMAL_HINTS (encode-wm-size-hints hints) :WM_SIZE_HINTS 32)
hints)
;;; OBSOLETE
(defun wm-zoom-hints (window)
(declare (type window window))
(declare (values wm-size-hints))
(decode-wm-size-hints (get-property window :WM_ZOOM_HINTS :type :WM_SIZE_HINTS :result-type 'vector)))
;;; OBSOLETE
(defsetf wm-zoom-hints set-wm-zoom-hints)
;;; OBSOLETE
(defun set-wm-zoom-hints (window hints)
(declare (type window window)
(type wm-size-hints hints))
(declare (values wm-size-hints))
(change-property window :WM_ZOOM_HINTS (encode-wm-size-hints hints) :WM_SIZE_HINTS 32)
hints)
(defun decode-wm-size-hints (vector)
(declare (type (or null (simple-vector *)) vector))
(declare (values (or null wm-size-hints)))
(when vector
(let ((flags (aref vector 0))
(hints (make-wm-size-hints)))
(declare (type card16 flags)
(type wm-size-hints hints))
(setf (wm-size-hints-user-specified-position-p hints) (logbitp 0 flags))
(setf (wm-size-hints-user-specified-size-p hints) (logbitp 1 flags))
(setf (wm-size-hints-program-specified-position-p hints) (logbitp 2 flags))
(setf (wm-size-hints-program-specified-size-p hints) (logbitp 3 flags))
(when (logbitp 4 flags)
(setf (wm-size-hints-min-width hints) (aref vector 5)
(wm-size-hints-min-height hints) (aref vector 6)))
(when (logbitp 5 flags)
(setf (wm-size-hints-max-width hints) (aref vector 7)
(wm-size-hints-max-height hints) (aref vector 8)))
(when (logbitp 6 flags)
(setf (wm-size-hints-width-inc hints) (aref vector 9)
(wm-size-hints-height-inc hints) (aref vector 10)))
(when (logbitp 7 flags)
(let ((low (aref vector 12)))
(unless (zerop low)
(setf (wm-size-hints-min-aspect hints) (/ (aref vector 11) low))))
(let ((low (aref vector 14)))
(unless (zerop low)
(setf (wm-size-hints-max-aspect hints) (/ (aref vector 13) low)))))
(when (> (length vector) 15)
;; This test is for backwards compatibility since old Xlib programs
;; can set a size-hints structure that is too small. See ICCCM.
(when (logbitp 8 flags)
(setf (wm-size-hints-base-width hints) (aref vector 15)
(wm-size-hints-base-height hints) (aref vector 16)))
(when (logbitp 9 flags)
(setf (wm-size-hints-win-gravity hints)
(decode-type (member :unmap :north-west :north :north-east :west
:center :east :south-west :south :south-east :static)
(aref vector 17)))))
;; Obsolete fields
(when (or (logbitp 0 flags) (logbitp 2 flags))
(setf (wm-size-hints-x hints) (aref vector 1)
(wm-size-hints-y hints) (aref vector 2)))
(when (or (logbitp 1 flags) (logbitp 3 flags))
(setf (wm-size-hints-width hints) (aref vector 3)
(wm-size-hints-height hints) (aref vector 4)))
hints)))
(defun encode-wm-size-hints (hints)
(declare (type wm-size-hints hints))
(declare (values simple-vector))
(let ((vector (make-array 18 :initial-element 0))
(flags 0))
(declare (type (simple-vector 18) vector)
(type card16 flags))
(when (wm-size-hints-user-specified-position-p hints)
(setf (ldb (byte 1 0) flags) 1))
(when (wm-size-hints-user-specified-size-p hints)
(setf (ldb (byte 1 1) flags) 1))
(when (wm-size-hints-program-specified-position-p hints)
(setf (ldb (byte 1 2) flags) 1))
(when (wm-size-hints-program-specified-size-p hints)
(setf (ldb (byte 1 3) flags) 1))
(when (and (wm-size-hints-min-width hints) (wm-size-hints-min-height hints))
(setf (ldb (byte 1 4) flags) 1
(aref vector 5) (wm-size-hints-min-width hints)
(aref vector 6) (wm-size-hints-min-height hints)))
(when (and (wm-size-hints-max-width hints) (wm-size-hints-max-height hints))
(setf (ldb (byte 1 5) flags) 1
(aref vector 7) (wm-size-hints-max-width hints)
(aref vector 8) (wm-size-hints-max-height hints)))
(when (and (wm-size-hints-width-inc hints) (wm-size-hints-height-inc hints))
(setf (ldb (byte 1 6) flags) 1
(aref vector 9) (wm-size-hints-width-inc hints)
(aref vector 10) (wm-size-hints-height-inc hints)))
(let ((min-aspect (wm-size-hints-min-aspect hints))
(max-aspect (wm-size-hints-max-aspect hints)))
(when (and min-aspect max-aspect)
(setf (ldb (byte 1 7) flags) 1
min-aspect (rationalize min-aspect)
max-aspect (rationalize max-aspect)
(aref vector 11) (numerator min-aspect)
(aref vector 12) (denominator min-aspect)
(aref vector 13) (numerator max-aspect)
(aref vector 14) (denominator max-aspect))))
(when (and (wm-size-hints-base-width hints)
(wm-size-hints-base-height hints))
(setf (ldb (byte 1 8) flags) 1
(aref vector 15) (wm-size-hints-base-width hints)
(aref vector 16) (wm-size-hints-base-height hints)))
(when (wm-size-hints-win-gravity hints)
(setf (ldb (byte 1 9) flags) 1
(aref vector 17) (encode-type
(member :unmap :north-west :north :north-east :west
:center :east :south-west :south :south-east :static)
(wm-size-hints-win-gravity hints))))
;; Obsolete fields
(when (and (wm-size-hints-x hints) (wm-size-hints-y hints))
(unless (wm-size-hints-user-specified-position-p hints)
(setf (ldb (byte 1 2) flags) 1))
(setf (aref vector 1) (wm-size-hints-x hints)
(aref vector 2) (wm-size-hints-y hints)))
(when (and (wm-size-hints-width hints) (wm-size-hints-height hints))
(unless (wm-size-hints-user-specified-size-p hints)
(setf (ldb (byte 1 3) flags) 1))
(setf (aref vector 3) (wm-size-hints-width hints)
(aref vector 4) (wm-size-hints-height hints)))
(setf (aref vector 0) flags)
vector))
;;-----------------------------------------------------------------------------
;; Icon_Size
;; Use the same intermediate structure as WM_SIZE_HINTS
(defun icon-sizes (window)
(let ((vector (get-property window :WM_ICON_SIZE :type :WM_ICON_SIZE :result-type 'vector)))
(when vector
(make-wm-size-hints
:min-width (aref vector 0)
:min-height (aref vector 1)
:max-width (aref vector 2)
:max-height (aref vector 3)
:width-inc (aref vector 4)
:height-inc (aref vector 5)))))
(defsetf icon-sizes set-icon-sizes)
(defun set-icon-sizes (window wm-size-hints)
(let ((vector (vector (wm-size-hints-min-width wm-size-hints)
(wm-size-hints-min-height wm-size-hints)
(wm-size-hints-max-width wm-size-hints)
(wm-size-hints-max-height wm-size-hints)
(wm-size-hints-width-inc wm-size-hints)
(wm-size-hints-height-inc wm-size-hints))))
(change-property window :WM_ICON_SIZE vector :WM_ICON_SIZE 32)
wm-size-hints))
;;-----------------------------------------------------------------------------
;; WM-Protocols
(defun wm-protocols (window)
(map 'list #'(lambda (id) (atom-name (window-display window) id))
(get-property window :WM_PROTOCOLS :type :ATOM)))
(defsetf wm-protocols set-wm-protocols)
(defun set-wm-protocols (window protocols)
(change-property window :WM_PROTOCOLS
(map 'list #'(lambda (atom) (intern-atom (window-display window) atom))
protocols)
:ATOM 32)
protocols)
;;-----------------------------------------------------------------------------
;; WM-Colormap-windows
(defun wm-colormap-windows (window)
(values (get-property window :WM_COLORMAP_WINDOWS :type :WINDOW
:transform #'(lambda (id)
(lookup-window (window-display window) id)))))
(defsetf wm-colormap-windows set-wm-colormap-windows)
(defun set-wm-colormap-windows (window colormap-windows)
(change-property window :WM_COLORMAP_WINDOWS colormap-windows :WINDOW 32
:transform #'window-id)
colormap-windows)
;;-----------------------------------------------------------------------------
;; Transient-For
(defun transient-for (window)
(let ((prop (get-property window :WM_TRANSIENT_FOR :type :WINDOW :result-type 'list)))
(and prop (lookup-window (window-display window) (car prop)))))
(defsetf transient-for set-transient-for)
(defun set-transient-for (window transient)
(declare (type window window transient))
(change-property window :WM_TRANSIENT_FOR (list (window-id transient)) :WINDOW 32)
transient)
;;-----------------------------------------------------------------------------
;; Set-WM-Properties
(defun set-wm-properties (window &rest options &key
name icon-name resource-name resource-class command
client-machine hints normal-hints zoom-hints
;; the following are used for wm-normal-hints
(user-specified-position-p nil usppp)
(user-specified-size-p nil usspp)
(program-specified-position-p nil psppp)
(program-specified-size-p nil psspp)
x y width height min-width min-height max-width max-height
width-inc height-inc min-aspect max-aspect
base-width base-height win-gravity
;; the following are used for wm-hints
input initial-state icon-pixmap icon-window
icon-x icon-y icon-mask window-group)
;; Set properties for WINDOW.
(when name (setf (wm-name window) name))
(when icon-name (setf (wm-icon-name window) icon-name))
(when client-machine (setf (wm-client-machine window) client-machine))
(when (or resource-name resource-class)
(set-wm-class window resource-name resource-class))
(when command (setf (wm-command window) command))
;; WM-HINTS
(if (dolist (arg '(:input :initial-state :icon-pixmap :icon-window
:icon-x :icon-y :icon-mask :window-group))
(when (getf options arg) (return t)))
(let ((wm-hints (if hints (copy-wm-hints hints) (make-wm-hints))))
(when input (setf (wm-hints-input wm-hints) input))
(when initial-state (setf (wm-hints-initial-state wm-hints) initial-state))
(when icon-pixmap (setf (wm-hints-icon-pixmap wm-hints) icon-pixmap))
(when icon-window (setf (wm-hints-icon-window wm-hints) icon-window))
(when icon-x (setf (wm-hints-icon-x wm-hints) icon-x))
(when icon-y (setf (wm-hints-icon-y wm-hints) icon-y))
(when icon-mask (setf (wm-hints-icon-mask wm-hints) icon-mask))
(when window-group
(setf (wm-hints-window-group wm-hints) window-group))
(setf (wm-hints window) wm-hints))
(when hints (setf (wm-hints window) hints)))
;; WM-NORMAL-HINTS
(if (dolist (arg '(:x :y :width :height :min-width :min-height :max-width :max-height
:width-inc :height-inc :min-aspect :max-aspect
:user-specified-position-p :user-specified-size-p
:program-specified-position-p :program-specified-size-p
:base-width :base-height :win-gravity))
(when (getf options arg) (return t)))
(let ((size (if normal-hints (copy-wm-size-hints normal-hints) (make-wm-size-hints))))
(when x (setf (wm-size-hints-x size) x))
(when y (setf (wm-size-hints-y size) y))
(when width (setf (wm-size-hints-width size) width))
(when height (setf (wm-size-hints-height size) height))
(when min-width (setf (wm-size-hints-min-width size) min-width))
(when min-height (setf (wm-size-hints-min-height size) min-height))
(when max-width (setf (wm-size-hints-max-width size) max-width))
(when max-height (setf (wm-size-hints-max-height size) max-height))
(when width-inc (setf (wm-size-hints-width-inc size) width-inc))
(when height-inc (setf (wm-size-hints-height-inc size) height-inc))
(when min-aspect (setf (wm-size-hints-min-aspect size) min-aspect))
(when max-aspect (setf (wm-size-hints-max-aspect size) max-aspect))
(when base-width (setf (wm-size-hints-base-width size) base-width))
(when base-height (setf (wm-size-hints-base-height size) base-height))
(when win-gravity (setf (wm-size-hints-win-gravity size) win-gravity))
(when usppp
(setf (wm-size-hints-user-specified-position-p size) user-specified-position-p))
(when usspp
(setf (wm-size-hints-user-specified-size-p size) user-specified-size-p))
(when psppp
(setf (wm-size-hints-program-specified-position-p size) program-specified-position-p))
(when psspp
(setf (wm-size-hints-program-specified-size-p size) program-specified-size-p))
(setf (wm-normal-hints window) size))
(when normal-hints (setf (wm-normal-hints window) normal-hints)))
(when zoom-hints (setf (wm-zoom-hints window) zoom-hints))
)
;;; OBSOLETE
(defun set-standard-properties (window &rest options)
(apply #'set-wm-properties window options))
;;-----------------------------------------------------------------------------
;; Colormaps
(defstruct (standard-colormap (:copier nil) (:predicate nil))
(colormap nil :type (or null colormap))
(base-pixel 0 :type pixel)
(max-color nil :type (or null color))
(mult-color nil :type (or null color))
(visual nil :type (or null visual-info))
(kill nil :type (or (member nil :release-by-freeing-colormap)
drawable gcontext cursor colormap font)))
(defun card16->rgb-val (value)
(declare (type card16 value))
(declare (values short-float))
(the short-float (* (the card16 value) (load-time-value (/ 1.0s0 #xffff)))))
(defun rgb-colormaps (window property)
(declare (type window window)
(type (member :RGB_DEFAULT_MAP :RGB_BEST_MAP :RGB_RED_MAP
:RGB_GREEN_MAP :RGB_BLUE_MAP) property))
(let ((prop (get-property window property :type :RGB_COLOR_MAP :result-type 'vector)))
(declare (type (or null simple-vector) prop))
(when prop
(list (make-standard-colormap
:colormap (lookup-colormap (window-display window) (aref prop 0))
:base-pixel (aref prop 7)
:max-color (make-color :red (card16->rgb-val (aref prop 1))
:green (card16->rgb-val (aref prop 3))
:blue (card16->rgb-val (aref prop 5)))
:mult-color (make-color :red (card16->rgb-val (aref prop 2))
:green (card16->rgb-val (aref prop 4))
:blue (card16->rgb-val (aref prop 6)))
:visual (and (<= 9 (length prop))
(visual-info (window-display window) (aref prop 8)))
:kill (and (<= 10 (length prop))
(let ((killid (aref prop 9)))
(if (= killid 1)
:release-by-freeing-colormap
(lookup-resource-id (window-display window)
killid)))))))))
(defsetf rgb-colormaps set-rgb-colormaps)
(defun set-rgb-colormaps (window property maps)
(declare (type window window)
(type (member :RGB_DEFAULT_MAP :RGB_BEST_MAP :RGB_RED_MAP
:RGB_GREEN_MAP :RGB_BLUE_MAP) property)
(type list maps))
(let ((prop (make-array (* 10 (length maps)) :element-type 'card32))
(index -1))
(dolist (map maps)
(setf (aref prop (incf index))
(encode-type colormap (standard-colormap-colormap map)))
(setf (aref prop (incf index))
(encode-type rgb-val (color-red (standard-colormap-max-color map))))
(setf (aref prop (incf index))
(encode-type rgb-val (color-red (standard-colormap-mult-color map))))
(setf (aref prop (incf index))
(encode-type rgb-val (color-green (standard-colormap-max-color map))))
(setf (aref prop (incf index))
(encode-type rgb-val (color-green (standard-colormap-mult-color map))))
(setf (aref prop (incf index))
(encode-type rgb-val (color-blue (standard-colormap-max-color map))))
(setf (aref prop (incf index))
(encode-type rgb-val (color-blue (standard-colormap-mult-color map))))
(setf (aref prop (incf index))
(standard-colormap-base-pixel map))
(setf (aref prop (incf index))
(visual-info-id (standard-colormap-visual map)))
(setf (aref prop (incf index))
(let ((kill (standard-colormap-kill map)))
(etypecase kill
(symbol
(ecase kill
((nil) 0)
((:release-by-freeing-colormap) 1)))
(drawable (drawable-id kill))
(gcontext (gcontext-id kill))
(cursor (cursor-id kill))
(colormap (colormap-id kill))
(font (font-id kill))))))
(change-property window property prop :RGB_COLOR_MAP 32)))
;;; OBSOLETE
(defun get-standard-colormap (window property)
(declare (type window window)
(type (member :RGB_DEFAULT_MAP :RGB_BEST_MAP :RGB_RED_MAP
:RGB_GREEN_MAP :RGB_BLUE_MAP) property))
(declare (values colormap base-pixel max-color mult-color))
(let ((prop (get-property window property :type :RGB_COLOR_MAP :result-type 'vector)))
(declare (type (or null simple-vector) prop))
(when prop
(values (lookup-colormap (window-display window) (aref prop 0))
(aref prop 7) ;Base Pixel
(make-color :red (card16->rgb-val (aref prop 1)) ;Max Color
:green (card16->rgb-val (aref prop 3))
:blue (card16->rgb-val (aref prop 5)))
(make-color :red (card16->rgb-val (aref prop 2)) ;Mult color
:green (card16->rgb-val (aref prop 4))
:blue (card16->rgb-val (aref prop 6)))))))
;;; OBSOLETE
(defun set-standard-colormap (window property colormap base-pixel max-color mult-color)
(declare (type window window)
(type (member :RGB_DEFAULT_MAP :RGB_BEST_MAP :RGB_RED_MAP
:RGB_GREEN_MAP :RGB_BLUE_MAP) property)
(type colormap colormap)
(type pixel base-pixel)
(type color max-color mult-color))
(let ((prop (apply #'vector (encode-type colormap colormap)
(encode-type rgb-val (color-red max-color))
(encode-type rgb-val (color-red mult-color))
(encode-type rgb-val (color-green max-color))
(encode-type rgb-val (color-green mult-color))
(encode-type rgb-val (color-blue max-color))
(encode-type rgb-val (color-blue mult-color))
base-pixel)))
(change-property window property prop :RGB_COLOR_MAP 32)))
;;;; --------------------------------------------------------------------------
;;;; Cut-Buffers
;;;; --------------------------------------------------------------------------
(defun cut-buffer (display &key (buffer 0) (type :STRING) (result-type 'string)
(transform #'card8->char) (start 0) end)
;; Return the contents of cut-buffer BUFFER
(let* ((root (screen-root (display-default-screen display)))
(property (aref '#(:CUT_BUFFER0 :CUT_BUFFER1 :CUT_BUFFER2 :CUT_BUFFER3
:CUT_BUFFER4 :CUT_BUFFER5 :CUT_BUFFER6 :CUT_BUFFER7)
buffer)))
(get-property root property :type type :result-type result-type
:start start :end end :transform transform)))
(defun (setf cut-buffer) (data display &key (buffer 0) (type :STRING) (format 8)
(start 0) end (transform #'char->card8))
(let* ((root (screen-root (display-default-screen display)))
(property (aref '#(:CUT_BUFFER0 :CUT_BUFFER1 :CUT_BUFFER2 :CUT_BUFFER3
:CUT_BUFFER4 :CUT_BUFFER5 :CUT_BUFFER6 :CUT_BUFFER7)
buffer)))
(change-property root property data type format
:start start :end end :transform transform)
data))
(defun rotate-cut-buffers (display &optional (delta 1) (careful-p t))
;; Positive rotates left, negative rotates right
;; (opposite of actual protocol request).
;; When careful-p, ensure all cut-buffer properties are defined,
;; to prevent errors.
(let* ((root (screen-root (display-default-screen display)))
(buffers '#(:CUT_BUFFER0 :CUT_BUFFER1 :CUT_BUFFER2 :CUT_BUFFER3
:CUT_BUFFER4 :CUT_BUFFER5 :CUT_BUFFER6 :CUT_BUFFER7)))
(when careful-p
(let ((props (list-properties root)))
(dotimes (i 8)
(unless (member (aref buffers i) props)
(setf (cut-buffer display :buffer i) "")))))
(rotate-properties root buffers delta)))
;;;; --------------------------------------------------------------------------
;;;; Printers
;;;; --------------------------------------------------------------------------
;;; NOTE:
;;; I used here a (funcall #,#'fun ..) klugde,
;;; but by clisp-1996-07-22 this now considered illegal,
;;; so I save the untraced functions by copying them.
;;; This allows me to trace all or arbitrary
;;; xlib functions without getting into infinite recursion.
(setf (fdefinition '%untraced-color-blue) #'color-blue
(fdefinition '%untraced-color-green) #'color-green
(fdefinition '%untraced-color-red) #'color-red
(fdefinition '%untraced-colormap-visual-info) #'colormap-visual-info
(fdefinition '%untraced-display-display) #'display-display
(fdefinition '%untraced-display-host) #'display-host
(fdefinition '%untraced-display-protocol-major-version)
#'display-protocol-major-version
(fdefinition '%untraced-display-protocol-minor-version)
#'display-protocol-minor-version
(fdefinition '%untraced-display-release-number) #'display-release-number
(fdefinition '%untraced-display-vendor-name) #'display-vendor-name
(fdefinition '%untraced-drawable-height) #'drawable-height
(fdefinition '%untraced-drawable-width) #'drawable-width
(fdefinition '%untraced-drawable-x) #'drawable-x
(fdefinition '%untraced-drawable-y) #'drawable-y
(fdefinition '%untraced-visual-info-class) #'visual-info-class)
(defmethod print-object ((color color) (out stream))
(if *print-readably* (call-next-method)
(print-unreadable-object (color out :type t :identity t)
(write (%untraced-color-red color) :stream out)
(write-string " " out)
(write (%untraced-color-green color) :stream out)
(write-string " " out)
(write (%untraced-color-blue color) :stream out))))
(defmethod print-object ((dpy display) (out stream))
(if *print-readably* (call-next-method)
(print-unreadable-object (dpy out :type t :identity t)
(if (closed-display-p dpy)
(write 'closed-display :stream out)
(format out "~A:~D (~A R~D) X~D.~D"
(%untraced-display-host dpy)
(%untraced-display-display dpy)
(%untraced-display-vendor-name dpy)
(%untraced-display-release-number dpy)
(%untraced-display-protocol-major-version dpy)
(%untraced-display-protocol-minor-version dpy))))))
(defmethod print-object ((xo xid-object) (out stream))
(if *print-readably* (call-next-method)
(print-unreadable-object (xo out :type t :identity t)
(with-slots (id display) xo
(format out "~A #x~8,'0X"
(if (closed-display-p display)
'closed-display
(%untraced-display-host display))
id)))))
(defmethod print-object ((cm colormap) (out stream))
(with-slots (id display) cm
(if (or *print-readably* (closed-display-p display)) (call-next-method)
(print-unreadable-object (cm out :type t :identity t)
(let* ((visinfo (%untraced-colormap-visual-info cm))
(vclass (if visinfo (%untraced-visual-info-class visinfo)
"unknown visual class")))
(format out "~A #x~8,'0X ~A" (%untraced-display-host display)
id vclass))))))
(defmethod print-object ((fo font) (out stream))
(with-slots (id name display) fo
(if (or *print-readably* (closed-display-p display)) (call-next-method)
(print-unreadable-object (fo out :type t :identity t)
(format out "~A ~A #x~8,'0X" (%untraced-display-host display)
name id)))))
(defmethod print-object ((dr drawable) (out stream))
(with-slots (id display) dr
(if (or *print-readably* (closed-display-p display)) (call-next-method)
(print-unreadable-object (dr out :type t :identity t)
(format out "~Dx~D+~D+~D ~A #x~8,'0X"
(%untraced-drawable-width dr) (%untraced-drawable-height dr)
(%untraced-drawable-x dr) (%untraced-drawable-y dr)
(%untraced-display-host display) id)))))
;;;; --------------------------------------------------------------------------
;;;; Misc
;;;; --------------------------------------------------------------------------
;;; from dependent.lisp in http://common-lisp.net/~crhodes/clx
;;; this particular defaulting behaviour is typical to most Unices, I think
(defun get-default-display (&optional display-name)
"Parse the argument DISPLAY-NAME, or the environment variable $DISPLAY
if it is NIL. Display names have the format
[protocol/] [hostname] : [:] displaynumber [.screennumber]
There are two special cases in parsing, to match that done in the Xlib
C language bindings
- If the hostname is ``unix'' or the empty string, any supplied
protocol is ignored and a connection is made using the :local
transport.
- If a double colon separates hostname from displaynumber, the
protocol is assumed to be decnet.
Returns a list of (host display-number screen protocol)."
(let* ((name (or display-name
(ext:getenv "DISPLAY")
(error "DISPLAY environment variable is not set")))
(slash-i (or (position #\/ name) -1))
(colon-i (position #\: name :start (1+ slash-i)))
(decnet-colon-p (eql (elt name (1+ colon-i)) #\:))
(host (subseq name (1+ slash-i) colon-i))
(dot-i (and colon-i (position #\. name :start colon-i)))
(display (when colon-i
(parse-integer name
:start (if decnet-colon-p
(+ colon-i 2)
(1+ colon-i))
:end dot-i)))
(screen (when dot-i
(parse-integer name :start (1+ dot-i))))
(protocol
(cond ((or (string= host "") (string-equal host "unix")) :local)
(decnet-colon-p :decnet)
((> slash-i -1) (intern
(string-upcase (subseq name 0 slash-i))
:keyword))
(t :internet))))
(list host (or display 0) (or screen 0) protocol)))
(defun open-default-display (&optional display-name)
"Open a connection to DISPLAY-NAME if supplied, or to the appropriate
default display as given by GET-DEFAULT-DISPLAY otherwise."
(destructuring-bind (host display screen protocol)
(get-default-display display-name)
(let ((dpy (open-display host :display display :protocol protocol)))
(setf (display-default-screen dpy) screen)
dpy)))
(defmacro with-open-display ((display &rest options) &body body)
"Open a DISPLAY, execute BODY, close the DISPLAY."
`(let ((,display ,(if options
`(open-display ,@options)
`(open-default-display))))
(unwind-protect (progn ,@body)
(when ,display
(close-display ,display)))))
;;;; --------------------------------------------------------------------------
;;;; Stuff, which is realy some internals of CLX,
;;;; but needed by some programs ...
;;;; --------------------------------------------------------------------------
(defconstant *STATE-MASK-VECTOR*
'#(:shift :lock :control :mod-1 :mod-2 :mod-3 :mod-4 :mod-5 :button-1 :button-2 :button-3 :button-4 :button-5))
(defconstant *GCONTEXT-COMPONENTS*
'(:DRAWABLE :FUNCTION :PLANE-MASK :FOREGROUND :BACKGROUND
:LINE-WIDTH :LINE-STYLE :CAP-STYLE :JOIN-STYLE :FILL-STYLE
:FILL-RULE :ARC-MODE :TILE :STIPPLE :TS-X :TS-Y :FONT
:SUBWINDOW-MODE :EXPOSURES :CLIP-X :CLIP-Y :CLIP-MASK
:CLIP-ORDERING :DASH-OFFSET :DASHES :CACHE-P))
(defun make-gcontext (&rest ignore)
(warn "~S~@[~S~] is an internal function!" 'make-gcontext ignore)
(make-instance 'gcontext))
;; What has that to do with graphics?!
(defun kintern (name) (intern (string name) #,(find-package :keyword)))
;;;;From depdefs.lisp
;;;;
;;; This defines a type which is a subtype of the integers.
;;; This type is used to describe all variables that can be array indices.
;;; It is here because it is used below.
;;; This is inclusive because start/end can be 1 past the end.
;; Note: These are ignorant version of these macros!
(defmacro index+ (&rest numbers) `(+ ,@numbers))
(defmacro index-logand (&rest numbers) `(logand ,@numbers))
(defmacro index-logior (&rest numbers) `(logior ,@numbers))
(defmacro index- (&rest numbers) `(- ,@numbers))
(defmacro index* (&rest numbers) `(* ,@numbers))
(defmacro index1+ (number) `(1+ ,number))
(defmacro index1- (number) `(1- ,number))
(defmacro index-incf (place &optional (delta 1)) `(setf ,place (index+ ,place ,delta)));Hmm?
(defmacro index-decf (place &optional (delta 1)) `(setf ,place (index- ,place ,delta)));Hmm?
(defmacro index-min (&rest numbers) `(min ,@numbers))
(defmacro index-max (&rest numbers) `(max ,@numbers))
(defmacro index-floor (number divisor) `(floor ,number ,divisor))
(defmacro index-ceiling (number divisor) `(ceiling ,number ,divisor))
(defmacro index-truncate (number divisor) `(truncate ,number ,divisor))
(defmacro index-mod (number divisor) `(mod ,number ,divisor))
(defmacro index-ash (number count) `(ash ,number ,count))
(defmacro index-plusp (number) `(plusp ,number))
(defmacro index-zerop (number) `(zerop ,number))
(defmacro index-evenp (number) `(evenp ,number))
(defmacro index-oddp (number) `(oddp ,number))
(defmacro index> (&rest numbers) `(> ,@numbers))
(defmacro index= (&rest numbers) `(= ,@numbers))
(defmacro index< (&rest numbers) `(< ,@numbers))
(defmacro index>= (&rest numbers) `(>= ,@numbers))
(defmacro index<= (&rest numbers) `(<= ,@numbers))
(defun read-bitmap-file (pathname)
;; Creates an image from a C include file in standard X11 format
(declare (type (or pathname string stream) pathname))
(declare (values image))
(with-open-file (fstream pathname :direction :input)
(let ((line "")
(properties nil)
(name nil)
(name-end nil))
(declare (type string line)
(type stringable name)
(type list properties))
;; Get properties
(loop
(setq line (read-line fstream))
(unless (char= (aref line 0) #\#) (return))
(flet ((read-keyword (line start end)
(kintern
(substitute
#\- #\_
(#-excl string-upcase
#+excl correct-case
(subseq line start end))
:test #'char=))))
(when (null name)
(setq name-end (position #\_ line :test #'char= :from-end t)
name (read-keyword line 8 name-end))
(unless (eq name :image)
(setf (getf properties :name) name)))
(let* ((ind-start (index1+ name-end))
(ind-end (position #\Space line :test #'char=
:start ind-start))
(ind (read-keyword line ind-start ind-end))
(val-start (index1+ ind-end))
(val (parse-integer line :start val-start)))
(setf (getf properties ind) val))))
;; Calculate sizes
(multiple-value-bind (width height depth left-pad)
(flet ((extract-property (ind &rest default)
(prog1 (apply #'getf properties ind default)
(remf properties ind))))
(values (extract-property :width)
(extract-property :height)
(extract-property :depth 1)
(extract-property :left-pad 0)))
(declare (type (or null card16) width height)
(type image-depth depth)
(type card8 left-pad))
(unless (and width height) (error "Not a BITMAP file"))
(let* ((bits-per-pixel
(cond ((index> depth 24) 32)
((index> depth 16) 24)
((index> depth 8) 16)
((index> depth 4) 8)
((index> depth 1) 4)
(t 1)))
(bits-per-line (index* width bits-per-pixel))
(bytes-per-line (index-ceiling bits-per-line 8))
(padded-bits-per-line
(index* (index-ceiling bits-per-line 32) 32))
(padded-bytes-per-line
(index-ceiling padded-bits-per-line 8))
(data (make-array (* padded-bytes-per-line height)
:element-type 'card8))
(line-base 0)
(byte 0))
#|(declare (type array-index bits-per-line bytes-per-line
padded-bits-per-line padded-bytes-per-line
line-base byte)
(type buffer-bytes data))|#
(progn
(flet ((parse-hex (char)
(second
(assoc char
'((#\0 0) (#\1 1) (#\2 2) (#\3 3)
(#\4 4) (#\5 5) (#\6 6) (#\7 7)
(#\8 8) (#\9 9) (#\a 10) (#\b 11)
(#\c 12) (#\d 13) (#\e 14) (#\f 15))
:test #'char-equal))))
(locally
(declare (inline parse-hex))
;; Read data
;; Note: using read-line instead of read-char would be 20% faster,
;; but would cons a lot of garbage...
(dotimes (i height)
(dotimes (j bytes-per-line)
(loop (when (eql (read-char fstream) #\x) (return)))
(setf (aref data (index+ line-base byte))
(index+ (index-ash (parse-hex (read-char fstream)) 4)
(parse-hex (read-char fstream))))
(incf byte))
(setq byte 0
line-base (index+ line-base padded-bytes-per-line))))))
;; Compensate for left-pad in width and x-hot
(index-decf width left-pad)
(when (and (getf properties :x-hot) (plusp (getf properties :x-hot)))
(index-decf (getf properties :x-hot) left-pad))
(create-image
:width width :height height
:depth depth :bits-per-pixel bits-per-pixel
:data data :plist properties :format :z-pixmap
:bytes-per-line padded-bytes-per-line
:unit 32 :pad 32 :left-pad left-pad
:byte-lsb-first-p t :bit-lsb-first-p t))))))
;; These functions are used by clue.
(defun encode-event-mask (keys)
(apply #'make-event-mask keys))
;;These two could be provided.
;;(defun save-id (display id object) "Register a resource-id from another display.")
;;(defmacro deallocate-resource-id (display id type) "Deallocate a resource-id for OBJECT in DISPLAY")
;;(defun x-type-error (object type &optional error-string))
;;(defun get-display-modifier-mapping (display))
;; actually exported.
;; (defun mapping-notify (display request start count)
;; "Called on a mapping-notify event to update the keyboard-mapping cache in DISPLAY")
;;; Error handler, we probably want a proper condition hierarchy, but for a first approach this may be enough:
(defun default-error-handler (display error-key &rest key-vals
&key asynchronous &allow-other-keys)
(if asynchronous
(apply 'cerror "Ignore this error and proceed." error-key
:display display :error-key error-key key-vals)
(apply 'error error-key
:display display :error-key error-key key-vals)))
(defun report-request-error (condition stream)
(let ((error-key (request-error-error-key condition))
(asynchronous (request-error-asynchronous condition))
(major (request-error-major condition))
(minor (request-error-minor condition))
(sequence (request-error-sequence condition))
(current-sequence (request-error-current-sequence condition)))
(format stream "~:[~;Asynchronous ~]~a in ~:[request ~d (last request was ~d) ~;current request~2* ~] Code ~d.~d"
asynchronous error-key (= sequence current-sequence)
sequence current-sequence major minor)))
(define-condition x-error (error)
((caller :reader x-error-caller :initarg :caller)))
(define-condition closed-display (x-error)
((display :reader closed-display-display :initarg :display))
(:report
(lambda (condition stream)
(format stream "~s: used closed display ~s"
(x-error-caller condition)
(closed-display-display condition)))))
(define-condition request-error (x-error)
((display :reader request-error-display :initarg :display)
(error-key :reader request-error-error-key :initarg :error-key)
(major :reader request-error-major :initarg :major)
(minor :reader request-error-minor :initarg :minor)
(sequence :reader request-error-sequence :initarg :sequence)
(current-sequence :reader request-error-current-sequence :initarg :current-sequence)
(asynchronous :reader request-error-asynchronous :initarg :asynchronous))
(:report report-request-error))
(define-condition resource-error (request-error)
((resource-id :reader resource-error-resource-id :initarg :resource-id))
(:report
(lambda (condition stream)
(report-request-error condition stream)
(format stream " ID #x~x" (resource-error-resource-id condition)))))
(define-condition unknown-error (request-error)
((error-code :reader unknown-error-error-code :initarg :error-code))
(:report
(lambda (condition stream)
(report-request-error condition stream)
(format stream " Error Code ~d." (unknown-error-error-code condition)))))
(define-condition access-error (request-error) ())
(define-condition alloc-error (request-error) ())
(define-condition atom-error (request-error)
((atom-id :reader atom-error-atom-id :initarg :atom-id))
(:report
(lambda (condition stream)
(report-request-error condition stream)
(format stream " Atom-ID #x~x" (atom-error-atom-id condition)))))
(define-condition colormap-error (resource-error) ())
(define-condition cursor-error (resource-error) ())
(define-condition drawable-error (resource-error) ())
(define-condition font-error (resource-error) ())
(define-condition gcontext-error (resource-error) ())
(define-condition id-choice-error (resource-error) ())
(define-condition illegal-request-error (request-error) ())
(define-condition length-error (request-error) ())
(define-condition match-error (request-error) ())
(define-condition name-error (request-error) ())
(define-condition pixmap-error (resource-error) ())
(define-condition value-error (request-error)
((value :reader value-error-value :initarg :value))
(:report
(lambda (condition stream)
(report-request-error condition stream)
(format stream " Value ~d." (value-error-value condition)))))
(define-condition x-type-error (type-error x-error)
((type-string :reader x-type-error-type-string :initarg :type-string))
(:report
(lambda (condition stream)
(format stream "~s isn't a ~a"
(type-error-datum condition)
(or (x-type-error-type-string condition)
(type-error-expected-type condition))))))
(define-condition lookup-error (x-error)
((id :reader lookup-error-id :initarg :id)
(display :reader lookup-error-display :initarg :display)
(type :reader lookup-error-type :initarg :type)
(object :reader lookup-error-object :initarg :object))
(:report
(lambda (condition stream)
(format stream "ID ~d from display ~s should have been a ~s, but was ~s"
(lookup-error-id condition)
(lookup-error-display condition)
(lookup-error-type condition)
(lookup-error-object condition)))))
(define-condition connection-failure (x-error)
((major-version :reader connection-failure-major-version :initarg :major-version)
(minor-version :reader connection-failure-minor-version :initarg :minor-version)
(host :reader connection-failure-host :initarg :host)
(display :reader connection-failure-display :initarg :display)
(reason :reader connection-failure-reason :initarg :reason))
(:report
(lambda (condition stream)
(format stream "Connection failure to X~d.~d server ~a display ~d: ~a"
(connection-failure-major-version condition)
(connection-failure-minor-version condition)
(connection-failure-host condition)
(connection-failure-display condition)
(connection-failure-reason condition)))))
(define-condition reply-length-error (x-error)
((reply-length :reader reply-length-error-reply-length :initarg :reply-length)
(expected-length :reader reply-length-error-expected-length :initarg :expected-length)
(display :reader reply-length-error-display :initarg :display))
(:report
(lambda (condition stream)
(format stream "Reply length was ~d when ~d words were expected for display ~s"
(reply-length-error-reply-length condition)
(reply-length-error-expected-length condition)
(reply-length-error-display condition)))))
(define-condition reply-timeout (x-error)
((timeout :reader reply-timeout-timeout :initarg :timeout)
(display :reader reply-timeout-display :initarg :display))
(:report
(lambda (condition stream)
(format stream "Timeout after waiting ~d seconds for a reply for display ~s"
(reply-timeout-timeout condition)
(reply-timeout-display condition)))))
(define-condition sequence-error (x-error)
((display :reader sequence-error-display :initarg :display)
(req-sequence :reader sequence-error-req-sequence :initarg :req-sequence)
(msg-sequence :reader sequence-error-msg-sequence :initarg :msg-sequence))
(:report
(lambda (condition stream)
(format stream "Reply out of sequence for display ~s.~% Expected ~d, Got ~d"
(sequence-error-display condition)
(sequence-error-req-sequence condition)
(sequence-error-msg-sequence condition)))))
(define-condition unexpected-reply (x-error)
((display :reader unexpected-reply-display :initarg :display)
(msg-sequence :reader unexpected-reply-msg-sequence :initarg :msg-sequence)
(req-sequence :reader unexpected-reply-req-sequence :initarg :req-sequence)
(length :reader unexpected-reply-length :initarg :length))
(:report
(lambda (condition stream)
(format stream "Display ~s received a server reply when none was expected.~@
Last request sequence ~d Reply Sequence ~d Reply Length ~d bytes."
(unexpected-reply-display condition)
(unexpected-reply-req-sequence condition)
(unexpected-reply-msg-sequence condition)
(unexpected-reply-length condition)))))
(define-condition missing-parameter (x-error)
((parameter :reader missing-parameter-parameter :initarg :parameter))
(:report
(lambda (condition stream)
(let ((parm (missing-parameter-parameter condition)))
(if (consp parm)
(format stream "One or more of the required parameters ~a is missing."
parm)
(format stream "Required parameter ~a is missing or null." parm))))))
;; This can be signalled anywhere a pseudo font access fails.
(define-condition invalid-font (x-error)
((font :reader invalid-font-font :initarg :font))
(:report
(lambda (condition stream)
(format stream "Can't access font ~s" (invalid-font-font condition)))))
(define-condition device-busy (x-error)
((display :reader device-busy-display :initarg :display))
(:report
(lambda (condition stream)
(format stream "Device busy for display ~s"
(device-busy-display condition)))))
(define-condition unimplemented-event (x-error)
((display :reader unimplemented-event-display :initarg :display)
(event-code :reader unimplemented-event-event-code :initarg :event-code))
(:report
(lambda (condition stream)
(format stream "Event code ~d not implemented for display ~s"
(unimplemented-event-event-code condition)
(unimplemented-event-display condition)))))
(define-condition undefined-event (x-error)
((display :reader undefined-event-display :initarg :display)
(event-name :reader undefined-event-event-name :initarg :event-name))
(:report
(lambda (condition stream)
(format stream "Event code ~d undefined for display ~s"
(undefined-event-event-name condition)
(undefined-event-display condition)))))
(define-condition absent-extension (x-error)
((name :reader absent-extension-name :initarg :name)
(display :reader absent-extension-display :initarg :display))
(:report
(lambda (condition stream)
(format stream "Extension ~a isn't defined for display ~s"
(absent-extension-name condition)
(absent-extension-display condition)))))
(define-condition inconsistent-parameters (x-error)
((parameters :reader inconsistent-parameters-parameters :initarg :parameters))
(:report
(lambda (condition stream)
(format stream "inconsistent-parameters:~{ ~s~}"
(inconsistent-parameters-parameters condition)))))
(define-condition window-error (resource-error)())
(define-condition implementation-error (request-error) ())
;; (define-condition server-disconnect (x-error) ())
(pushnew "XLIB" custom:*system-package-list* :test #'string=)
(pushnew "XPM" custom:*system-package-list* :test #'string=)
;; some functions are not implemented:
(macrolet ((undefined (name)
`(define-compiler-macro ,name (&whole form &rest args)
(declare (ignore args))
(progn (warn "~S is not implemented: ~S" ',name form)
form))))
(undefined DISPLAY-TRACE)
(undefined DRAW-GLYPH)
(undefined DRAW-IMAGE-GLYPH)
(undefined TRANSLATE-DEFAULT)
)
;; canonicalize encodings supplied by X, see clx.f:get_font_info_and_display()
(defvar *canonicalize-encoding*
;; this encoding canonicalization was requested by
;; Pascal J.Bourguignon <pjb@informatimago.com>
;; in <http://article.gmane.org/gmane.lisp.clisp.general:7794>
`(,(lambda (s)
(if (and (<= 4 (length s))
(string-equal s "iso" :end1 3)
(not (char= #\- (char s 3))))
(concatenate 'string "ISO-" (subseq s 3))
s))))
|