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requests.cl
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requests.cl
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;;; -*- Mode: LISP; Syntax: Common-lisp; Package: XLIB; Base: 10; Lowercase: Yes -*-
;;;
;;; TEXAS INSTRUMENTS INCORPORATED
;;; P.O. BOX 2909
;;; AUSTIN, TEXAS 78769
;;;
;;; Copyright (C) 1987 Texas Instruments Incorporated.
;;;
;;; Permission is granted to any individual or institution to use, copy, modify,
;;; and distribute this software, provided that this complete copyright and
;;; permission notice is maintained, intact, in all copies and supporting
;;; documentation.
;;;
;;; Texas Instruments Incorporated provides this software "as is" without
;;; express or implied warranty.
;;;
(in-package :xlib)
(defun create-window (&key
window
(parent (required-arg parent))
(x (required-arg x))
(y (required-arg y))
(width (required-arg width))
(height (required-arg height))
(depth 0) (border-width 0)
(class :copy) (visual :copy)
background border
bit-gravity gravity
backing-store backing-planes backing-pixel save-under
event-mask do-not-propagate-mask override-redirect
colormap cursor)
;; Display is obtained from parent. Only non-nil attributes are passed on in
;; the request: the function makes no assumptions about what the actual protocol
;; defaults are. Width and height are the inside size, excluding border.
(declare (type (or null window) window)
(type window parent) ; required
(type int16 x y) ;required
(type card16 width height) ;required
(type card16 depth border-width)
(type (member :copy :input-output :input-only) class)
(type (or (member :copy) visual-info resource-id) visual)
(type (or null (member :none :parent-relative) pixel pixmap) background)
(type (or null (member :copy) pixel pixmap) border)
(type (or null bit-gravity) bit-gravity)
(type (or null win-gravity) gravity)
(type (or null (member :not-useful :when-mapped :always)) backing-store)
(type (or null pixel) backing-planes backing-pixel)
(type (or null event-mask) event-mask)
(type (or null device-event-mask) do-not-propagate-mask)
(type (or null (member :on :off)) save-under override-redirect)
(type (or null (member :copy) colormap) colormap)
(type (or null (member :none) cursor) cursor))
(declare (values window))
(let* ((display (window-display parent))
(window (or window (make-window :display display)))
(wid (allocate-resource-id display window 'window))
back-pixmap back-pixel
border-pixmap border-pixel)
(declare (type display display)
(type window window)
(type resource-id wid)
(type (or null resource-id) back-pixmap border-pixmap)
(type (or null pixel) back-pixel border-pixel))
(setf (window-id window) wid)
(case background
((nil) nil)
(:none (setq back-pixmap 0))
(:parent-relative (setq back-pixmap 1))
(otherwise
(if (type? background 'pixmap)
(setq back-pixmap (pixmap-id background))
(if (integerp background)
(setq back-pixel background)
(x-type-error background
'(or null (member :none :parent-relative) integer pixmap))))))
(case border
((nil) nil)
(:copy (setq border-pixmap 0))
(otherwise
(if (type? border 'pixmap)
(setq border-pixmap (pixmap-id border))
(if (integerp border)
(setq border-pixel border)
(x-type-error border '(or null (member :copy) integer pixmap))))))
(when event-mask
(setq event-mask (encode-event-mask event-mask)))
(when do-not-propagate-mask
(setq do-not-propagate-mask (encode-device-event-mask do-not-propagate-mask)))
;Make the request
(with-buffer-request (display *x-createwindow*)
(data depth)
(resource-id wid)
(window parent)
(int16 x y)
(card16 width height border-width)
((member16 :copy :input-output :input-only) class)
(resource-id (cond ((eq visual :copy)
0)
((typep visual 'resource-id)
visual)
(t
(visual-info-id visual))))
(mask (card32 back-pixmap back-pixel border-pixmap border-pixel)
((member-vector *bit-gravity-vector*) bit-gravity)
((member-vector *win-gravity-vector*) gravity)
((member :not-useful :when-mapped :always) backing-store)
(card32 backing-planes backing-pixel)
((member :off :on) override-redirect save-under)
(card32 event-mask do-not-propagate-mask)
((or (member :copy) colormap) colormap)
((or (member :none) cursor) cursor)))
window))
(defun destroy-window (window)
(declare (type window window))
(with-buffer-request ((window-display window) *x-destroywindow*)
(window window)))
(defun destroy-subwindows (window)
(declare (type window window))
(with-buffer-request ((window-display window) *x-destroysubwindows*)
(window window)))
(defun add-to-save-set (window)
(declare (type window window))
(with-buffer-request ((window-display window) *x-changesaveset*)
(data 0)
(window window)))
(defun remove-from-save-set (window)
(declare (type window window))
(with-buffer-request ((window-display window) *x-changesaveset*)
(data 1)
(window window)))
(defun reparent-window (window parent x y)
(declare (type window window parent)
(type int16 x y))
(with-buffer-request ((window-display window) *x-reparentwindow*)
(window window parent)
(int16 x y)))
(defun map-window (window)
(declare (type window window))
(with-buffer-request ((window-display window) *x-mapwindow*)
(window window)))
(defun map-subwindows (window)
(declare (type window window))
(with-buffer-request ((window-display window) *x-mapsubwindows*)
(window window)))
(defun unmap-window (window)
(declare (type window window))
(with-buffer-request ((window-display window) *x-unmapwindow*)
(window window)))
(defun unmap-subwindows (window)
(declare (type window window))
(with-buffer-request ((window-display window) *x-unmapsubwindows*)
(window window)))
(defun circulate-window-up (window)
(declare (type window window))
(with-buffer-request ((window-display window) *x-circulatewindow*)
(data 0)
(window window)))
(defun circulate-window-down (window)
(declare (type window window))
(with-buffer-request ((window-display window) *x-circulatewindow*)
(data 1)
(window window)))
(defun query-tree (window &key (result-type 'list))
(declare (type window window)
(type t result-type)) ;;type specifier
(declare (values (sequence window) parent root))
(let ((display (window-display window)))
(multiple-value-bind (root parent sequence)
(with-buffer-request-and-reply (display *x-querytree* nil :sizes (8 16 32))
((window window))
(values
(window-get 8)
(resource-id-get 12)
(sequence-get :length (card16-get 16) :result-type result-type
:index *replysize*)))
;; Parent is NIL for root window
(setq parent (and (plusp parent) (lookup-window display parent)))
(dotimes (i (length sequence)) ; Convert ID's to window's
(setf (elt sequence i) (lookup-window display (elt sequence i))))
(values sequence parent root))))
;; Although atom-ids are not visible in the normal user interface, atom-ids might
;; appear in window properties and other user data, so conversion hooks are needed.
(defun intern-atom (display name)
(declare (type display display)
(type xatom name))
(declare (values resource-id))
(let ((name (if (or (null name) (keywordp name))
name
(kintern (string name)))))
(declare (type symbol name))
(or (atom-id name display)
(let ((string (symbol-name name)))
(declare (type string string))
(multiple-value-bind (id)
(with-buffer-request-and-reply (display *x-internatom* 12 :sizes 32)
((data 0)
(card16 (length string))
(pad16 nil)
(string string))
(values
(resource-id-get 8)))
(declare (type resource-id id))
(setf (atom-id name display) id)
id)))))
(defun find-atom (display name)
;; Same as INTERN-ATOM, but with the ONLY-IF-EXISTS flag True
(declare (type display display)
(type xatom name))
(declare (values (or null resource-id)))
(let ((name (if (or (null name) (keywordp name))
name
(kintern (string name)))))
(declare (type symbol name))
(or (atom-id name display)
(let ((string (symbol-name name)))
(declare (type string string))
(multiple-value-bind (id)
(with-buffer-request-and-reply (display *x-internatom* 12 :sizes 32)
((data 1)
(card16 (length string))
(pad16 nil)
(string string))
(values
(or-get 8 null resource-id)))
(declare (type (or null resource-id) id))
(when id
(setf (atom-id name display) id))
id)))))
(defun atom-name (display atom-id)
(declare (type display display)
(type resource-id atom-id))
(declare (values keyword))
(if (zerop atom-id)
nil
(or (id-atom atom-id display)
(let ((keyword
(kintern
(with-buffer-request-and-reply
(display *x-getatomname* nil :sizes (16))
((resource-id atom-id))
(values
(string-get (card16-get 8) *replysize*))))))
(declare (type keyword keyword))
(setf (atom-id keyword display) atom-id)
keyword))))
;;; For binary compatibility with older code
(defun lookup-xatom (display atom-id)
(declare (type display display)
(type resource-id atom-id))
(atom-name display atom-id))
(defun change-property (window property data type format
&key (mode :replace) (start 0) end transform)
; Start and end affect sub-sequence extracted from data.
; Transform is applied to each extracted element.
(declare (type window window)
(type xatom property type)
(type (member 8 16 32) format)
(type sequence data)
(type (member :replace :prepend :append) mode)
(type array-index start)
(type (or null array-index) end)
(type t transform)) ;(or null (function (t) integer))
(unless end (setq end (length data)))
(let* ((display (window-display window))
(length (index- end start))
(property-id (intern-atom display property))
(type-id (intern-atom display type)))
(declare (type display display)
(type array-index length)
(type resource-id property-id type-id))
(with-buffer-request (display *x-changeproperty*)
((data (member :replace :prepend :append)) mode)
(window window)
(resource-id property-id type-id)
(card8 format)
(card32 length)
(progn
(ecase format
(8 (sequence-put 24 data :format card8
:start start :end end :transform transform))
(16 (sequence-put 24 data :format card16
:start start :end end :transform transform))
(32 (sequence-put 24 data :format card32
:start start :end end :transform transform)))))))
(defun delete-property (window property)
(declare (type window window)
(type xatom property))
(let* ((display (window-display window))
(property-id (intern-atom display property)))
(declare (type display display)
(type resource-id property-id))
(with-buffer-request (display *x-deleteproperty*)
(window window)
(resource-id property-id))))
(defun get-property (window property
&key type (start 0) end delete-p (result-type 'list) transform)
;; Transform is applied to each integer retrieved.
(declare (type window window)
(type xatom property)
(type (or null xatom) type)
(type array-index start)
(type (or null array-index) end)
(type boolean delete-p)
(type t result-type) ;a sequence type
(type t transform)) ;(or null (function (integer) t))
(declare (values data (or null type) format bytes-after))
(let* ((display (window-display window))
(property-id (intern-atom display property))
(type-id (and type (intern-atom display type))))
(declare (type display display)
(type resource-id property-id)
(type (or null resource-id) type-id))
(multiple-value-bind (reply-format reply-type bytes-after data)
(with-buffer-request-and-reply (display *x-getproperty* nil :sizes (8 32))
(((data boolean) delete-p)
(window window)
(resource-id property-id)
((or null resource-id) type-id)
(card32 start)
(card32 (index- (or end 64000) start)))
(let ((reply-format (card8-get 1))
(reply-type (card32-get 8))
(bytes-after (card32-get 12))
(nitems (card32-get 16)))
(values
reply-format
reply-type
bytes-after
(and (plusp nitems)
(ecase reply-format
(0 nil) ;; (make-sequence result-type 0) ;; Property not found.
(8 (sequence-get :result-type result-type :format card8
:length nitems :transform transform
:index *replysize*))
(16 (sequence-get :result-type result-type :format card16
:length nitems :transform transform
:index *replysize*))
(32 (sequence-get :result-type result-type :format card32
:length nitems :transform transform
:index *replysize*)))))))
(values data
(and (plusp reply-type) (atom-name display reply-type))
reply-format
bytes-after))))
(defun rotate-properties (window properties &optional (delta 1))
;; Positive rotates left, negative rotates right (opposite of actual protocol request).
(declare (type window window)
(type sequence properties) ;; sequence of xatom
(type int16 delta))
(let* ((display (window-display window))
(length (length properties))
(sequence (make-array length)))
(declare (type display display)
(type array-index length))
(with-vector (sequence vector)
;; Atoms must be interned before the RotateProperties request
;; is started to allow InternAtom requests to be made.
(dotimes (i length)
(setf (aref sequence i) (intern-atom display (elt properties i))))
(with-buffer-request (display *x-rotateproperties*)
(window window)
(card16 length)
(int16 (- delta))
((sequence :end length) sequence))))
nil)
(defun list-properties (window &key (result-type 'list))
(declare (type window window)
(type t result-type)) ;; a sequence type
(declare (values (sequence keyword)))
(let ((display (window-display window)))
(multiple-value-bind (seq)
(with-buffer-request-and-reply (display *x-listproperties* nil :sizes 16)
((window window))
(values
(sequence-get :result-type result-type :length (card16-get 8)
:index *replysize*)))
;; lookup the atoms in the sequence
(if (listp seq)
(do ((elt seq (cdr elt)))
((endp elt) seq)
(setf (car elt) (atom-name display (car elt))))
(dotimes (i (length seq) seq)
(setf (aref seq i) (atom-name display (aref seq i))))))))
(defun selection-owner (display selection)
(declare (type display display)
(type xatom selection))
(declare (values (or null window)))
(let ((selection-id (intern-atom display selection)))
(declare (type resource-id selection-id))
(multiple-value-bind (window)
(with-buffer-request-and-reply (display *x-getselectionowner* 12 :sizes 32)
((resource-id selection-id))
(values
(resource-id-or-nil-get 8)))
(and window (lookup-window display window)))))
(defun set-selection-owner (display selection owner &optional time)
(declare (type display display)
(type xatom selection)
(type (or null window) owner)
(type timestamp time))
(let ((selection-id (intern-atom display selection)))
(declare (type resource-id selection-id))
(with-buffer-request (display *x-setselectionowner*)
((or null window) owner)
(resource-id selection-id)
((or null card32) time))
owner))
(defsetf selection-owner (display selection &optional time) (owner)
;; A bit strange, but retains setf form.
`(set-selection-owner ,display ,selection ,owner ,time))
(defun convert-selection (selection type requestor &optional property time)
(declare (type xatom selection type)
(type window requestor)
(type (or null xatom) property)
(type timestamp time))
(let* ((display (window-display requestor))
(selection-id (intern-atom display selection))
(type-id (intern-atom display type))
(property-id (and property (intern-atom display property))))
(declare (type display display)
(type resource-id selection-id type-id)
(type (or null resource-id) property-id))
(with-buffer-request (display *x-convertselection*)
(window requestor)
(resource-id selection-id type-id)
((or null resource-id) property-id)
((or null card32) time))))
(defun send-event (window event-key event-mask &rest args
&key propagate-p display &allow-other-keys)
;; Additional arguments depend on event-key, and are as specified further below
;; with declare-event, except that both resource-ids and resource objects are
;; accepted in the event components. The display argument is only required if the
;; window is :pointer-window or :input-focus.
(declare (type (or window (member :pointer-window :input-focus)) window)
(type event-key event-key)
(type (or null event-mask) event-mask)
(type boolean propagate-p)
(type (or null display) display)
(dynamic-extent args))
(unless event-mask (setq event-mask 0))
(unless display (setq display (window-display window)))
(let ((internal-event-code (get-event-code event-key))
(external-event-code (get-external-event-code display event-key)))
(declare (type card8 internal-event-code external-event-code))
;; Ensure keyword atom-id's are cached
(dolist (arg (cdr (assoc event-key '((:property-notify :atom)
(:selection-clear :selection)
(:selection-request :selection :target :property)
(:selection-notify :selection :target :property)
(:client-message :type))
:test #'eq)))
(let ((keyword (getf args arg)))
(intern-atom display keyword)))
;; Make the sendevent request
(with-buffer-request (display *x-sendevent*)
((data boolean) propagate-p)
(length 11) ;; 3 word request + 8 words for event = 11
((or (member :pointer-window :input-focus) window) window)
(card32 (encode-event-mask event-mask))
(card8 external-event-code)
(progn
(apply (svref *event-send-vector* internal-event-code) display args)
(setf (buffer-boffset display) (index+ buffer-boffset 44))))))
(defun grab-pointer (window event-mask
&key owner-p sync-pointer-p sync-keyboard-p confine-to cursor time)
(declare (type window window)
(type pointer-event-mask event-mask)
(type boolean owner-p sync-pointer-p sync-keyboard-p)
(type (or null window) confine-to)
(type (or null cursor) cursor)
(type timestamp time))
(declare (values grab-status))
(let ((display (window-display window)))
(with-buffer-request-and-reply (display *x-grabpointer* nil :sizes 8)
(((data boolean) owner-p)
(window window)
(card16 (encode-pointer-event-mask event-mask))
(boolean (not sync-pointer-p) (not sync-keyboard-p))
((or null window) confine-to)
((or null cursor) cursor)
((or null card32) time))
(values
(member8-get 1 :success :already-grabbed :invalid-time :not-viewable :frozen)))))
(defun ungrab-pointer (display &key time)
(declare (type timestamp time))
(with-buffer-request (display *x-ungrabpointer*)
((or null card32) time)))
(defun grab-button (window button event-mask
&key (modifiers 0)
owner-p sync-pointer-p sync-keyboard-p confine-to cursor)
(declare (type window window)
(type (or (member :any) card8) button)
(type modifier-mask modifiers)
(type pointer-event-mask event-mask)
(type boolean owner-p sync-pointer-p sync-keyboard-p)
(type (or null window) confine-to)
(type (or null cursor) cursor))
(with-buffer-request ((window-display window) *x-grabbutton*)
((data boolean) owner-p)
(window window)
(card16 (encode-pointer-event-mask event-mask))
(boolean (not sync-pointer-p) (not sync-keyboard-p))
((or null window) confine-to)
((or null cursor) cursor)
(card8 (if (eq button :any) 0 button))
(pad8 1)
(card16 (encode-modifier-mask modifiers))))
(defun ungrab-button (window button &key (modifiers 0))
(declare (type window window)
(type (or (member :any) card8) button)
(type modifier-mask modifiers))
(with-buffer-request ((window-display window) *x-ungrabbutton*)
(data (if (eq button :any) 0 button))
(window window)
(card16 (encode-modifier-mask modifiers))))
(defun change-active-pointer-grab (display event-mask &optional cursor time)
(declare (type display display)
(type pointer-event-mask event-mask)
(type (or null cursor) cursor)
(type timestamp time))
(with-buffer-request (display *x-changeactivepointergrab*)
((or null cursor) cursor)
((or null card32) time)
(card16 (encode-pointer-event-mask event-mask))))
(defun grab-keyboard (window &key owner-p sync-pointer-p sync-keyboard-p time)
(declare (type window window)
(type boolean owner-p sync-pointer-p sync-keyboard-p)
(type timestamp time))
(declare (values grab-status))
(let ((display (window-display window)))
(with-buffer-request-and-reply (display *x-grabkeyboard* nil :sizes 8)
(((data boolean) owner-p)
(window window)
((or null card32) time)
(boolean (not sync-pointer-p) (not sync-keyboard-p)))
(values
(member8-get 1 :success :already-grabbed :invalid-time :not-viewable :frozen)))))
(defun ungrab-keyboard (display &key time)
(declare (type display display)
(type timestamp time))
(with-buffer-request (display *x-ungrabkeyboard*)
((or null card32) time)))
(defun grab-key (window key &key (modifiers 0) owner-p sync-pointer-p sync-keyboard-p)
(declare (type window window)
(type boolean owner-p sync-pointer-p sync-keyboard-p)
(type (or (member :any) card8) key)
(type modifier-mask modifiers))
(with-buffer-request ((window-display window) *x-grabkey*)
((data boolean) owner-p)
(window window)
(card16 (encode-modifier-mask modifiers))
(card8 (if (eq key :any) 0 key))
(boolean (not sync-pointer-p) (not sync-keyboard-p))))
(defun ungrab-key (window key &key (modifiers 0))
(declare (type window window)
(type (or (member :any) card8) key)
(type modifier-mask modifiers))
(with-buffer-request ((window-display window) *x-ungrabkey*)
(data (if (eq key :any) 0 key))
(window window)
(card16 (encode-modifier-mask modifiers))))
(defun allow-events (display mode &optional time)
(declare (type display display)
(type (member :async-pointer :sync-pointer :replay-pointer
:async-keyboard :sync-keyboard :replay-keyboard
:async-both :sync-both)
mode)
(type timestamp time))
(with-buffer-request (display *x-allowevents*)
((data (member :async-pointer :sync-pointer :replay-pointer
:async-keyboard :sync-keyboard :replay-keyboard
:async-both :sync-both))
mode)
((or null card32) time)))
(defun grab-server (display)
(declare (type display display))
(with-buffer-request (display *x-grabserver*)))
(defun ungrab-server (display)
(with-buffer-request (display *x-ungrabserver*)))
(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)))))
(defun query-pointer (window)
(declare (type window window))
(declare (values x y same-screen-p child mask root-x root-y root))
(let ((display (window-display window)))
(with-buffer-request-and-reply (display *x-querypointer* 26 :sizes (8 16 32))
((window window))
(values
(int16-get 20)
(int16-get 22)
(boolean-get 1)
(or-get 12 null window)
(card16-get 24)
(int16-get 16)
(int16-get 18)
(window-get 8)))))
(defun pointer-position (window)
(declare (type window window))
(declare (values x y same-screen-p))
(let ((display (window-display window)))
(with-buffer-request-and-reply (display *x-querypointer* 24 :sizes (8 16))
((window window))
(values
(int16-get 20)
(int16-get 22)
(boolean-get 1)))))
(defun global-pointer-position (display)
(declare (type display display))
(declare (values root-x root-y root))
(with-buffer-request-and-reply (display *x-querypointer* 20 :sizes (16 32))
((window (screen-root (first (display-roots display)))))
(values
(int16-get 16)
(int16-get 18)
(window-get 8))))
(defun motion-events (window &key start stop (result-type 'list))
(declare (type window window)
(type timestamp start stop)
(type t result-type)) ;; a type specifier
(declare (values (repeat-seq (integer x) (integer y) (timestamp time))))
(let ((display (window-display window)))
(with-buffer-request-and-reply (display *x-getmotionevents* nil :sizes 32)
((window window)
((or null card32) start stop))
(values
(sequence-get :result-type result-type :length (index* (card32-get 8) 3)
:index *replysize*)))))
(defun translate-coordinates (src src-x src-y dst)
;; Returns NIL when not on the same screen
(declare (type window src)
(type int16 src-x src-y)
(type window dst))
(declare (values dst-x dst-y child))
(let ((display (window-display src)))
(with-buffer-request-and-reply (display *x-translatecoords* 16 :sizes (8 16 32))
((window src dst)
(int16 src-x src-y))
(and (boolean-get 1)
(values
(int16-get 12)
(int16-get 14)
(or-get 8 null window))))))
(defun warp-pointer (dst dst-x dst-y)
(declare (type window dst)
(type int16 dst-x dst-y))
(with-buffer-request ((window-display dst) *x-warppointer*)
(resource-id 0) ;; None
(window dst)
(int16 0 0)
(card16 0 0)
(int16 dst-x dst-y)))
(defun warp-pointer-relative (display x-off y-off)
(declare (type display display)
(type int16 x-off y-off))
(with-buffer-request (display *x-warppointer*)
(resource-id 0) ;; None
(resource-id 0) ;; None
(int16 0 0)
(card16 0 0)
(int16 x-off y-off)))
(defun warp-pointer-if-inside (dst dst-x dst-y src src-x src-y
&optional src-width src-height)
;; Passing in a zero src-width or src-height is a no-op.
;; A null src-width or src-height translates into a zero value in the protocol request.
(declare (type window dst src)
(type int16 dst-x dst-y src-x src-y)
(type (or null card16) src-width src-height))
(unless (or (eql src-width 0) (eql src-height 0))
(with-buffer-request ((window-display dst) *x-warppointer*)
(window src dst)
(int16 src-x src-y)
(card16 (or src-width 0) (or src-height 0))
(int16 dst-x dst-y))))
(defun warp-pointer-relative-if-inside (x-off y-off src src-x src-y
&optional src-width src-height)
;; Passing in a zero src-width or src-height is a no-op.
;; A null src-width or src-height translates into a zero value in the protocol request.
(declare (type window src)
(type int16 x-off y-off src-x src-y)
(type (or null card16) src-width src-height))
(unless (or (eql src-width 0) (eql src-height 0))
(with-buffer-request ((window-display src) *x-warppointer*)
(window src)
(resource-id 0) ;; None
(int16 src-x src-y)
(card16 (or src-width 0) (or src-height 0))
(int16 x-off y-off))))
(defun set-input-focus (display focus revert-to &optional time)
(declare (type display display)
(type (or (member :none :pointer-root) window) focus)
(type (member :none :pointer-root :parent) revert-to)
(type timestamp time))
(with-buffer-request (display *x-setinputfocus*)
((data (member :none :pointer-root :parent)) revert-to)
((or window (member :none :pointer-root)) focus)
((or null card32) time)))
(defun input-focus (display)
(declare (type display display))
(declare (values focus revert-to))
(with-buffer-request-and-reply (display *x-getinputfocus* 16 :sizes (8 32))
()
(values
(or-get 8 (member :none :pointer-root) window)
(member8-get 1 :none :pointer-root :parent))))
(defun query-keymap (display &optional bit-vector)
(declare (type display display)
(type (or null (bit-vector 256)) bit-vector))
(declare (values (bit-vector 256)))
(with-buffer-request-and-reply (display *x-querykeymap* 40 :sizes 8)
()
(values
(bit-vector256-get 8 8 bit-vector))))
(defun create-pixmap (&key
pixmap
(width (required-arg width))
(height (required-arg height))
(depth (required-arg depth))
(drawable (required-arg drawable)))
(declare (type (or null pixmap) pixmap)
(type card8 depth) ;; required
(type card16 width height) ;; required
(type drawable drawable)) ;; required
(declare (values pixmap))
(let* ((display (drawable-display drawable))
(pixmap (or pixmap (make-pixmap :display display)))
(pid (allocate-resource-id display pixmap 'pixmap)))
(setf (pixmap-id pixmap) pid)
(with-buffer-request (display *x-createpixmap*)
(data depth)
(resource-id pid)
(drawable drawable)
(card16 width height))
pixmap))
(defun free-pixmap (pixmap)
(declare (type pixmap pixmap))
(let ((display (pixmap-display pixmap)))
(with-buffer-request (display *x-freepixmap*)
(pixmap pixmap))
(deallocate-resource-id display (pixmap-id pixmap) 'pixmap)))
(defun clear-area (window &key (x 0) (y 0) width height exposures-p)
;; Passing in a zero width or height is a no-op.
;; A null width or height translates into a zero value in the protocol request.
(declare (type window window)
(type int16 x y)
(type (or null card16) width height)
(type boolean exposures-p))
(unless (or (eql width 0) (eql height 0))
(with-buffer-request ((window-display window) *x-cleartobackground*)
((data boolean) exposures-p)
(window window)
(int16 x y)
(card16 (or width 0) (or height 0)))))
(defun copy-area (src gcontext src-x src-y width height dst dst-x dst-y)
(declare (type drawable src dst)
(type gcontext gcontext)
(type int16 src-x src-y dst-x dst-y)
(type card16 width height))
(with-buffer-request ((drawable-display src) *x-copyarea* :gc-force gcontext)
(drawable src dst)
(gcontext gcontext)
(int16 src-x src-y dst-x dst-y)
(card16 width height)))
(defun copy-plane (src gcontext plane src-x src-y width height dst dst-x dst-y)
(declare (type drawable src dst)
(type gcontext gcontext)
(type pixel plane)
(type int16 src-x src-y dst-x dst-y)
(type card16 width height))
(with-buffer-request ((drawable-display src) *x-copyplane* :gc-force gcontext)
(drawable src dst)
(gcontext gcontext)
(int16 src-x src-y dst-x dst-y)
(card16 width height)
(card32 plane)))
(defun create-colormap (visual-info window &optional alloc-p)
(declare (type (or visual-info resource-id) visual-info)
(type window window)
(type boolean alloc-p))
(declare (values colormap))
(let ((display (window-display window)))
(when (typep visual-info 'resource-id)
(setf visual-info (visual-info display visual-info)))
(let* ((colormap (make-colormap :display display :visual-info visual-info))
(id (allocate-resource-id display colormap 'colormap)))
(setf (colormap-id colormap) id)
(with-buffer-request (display *x-createcolormap*)
((data boolean) alloc-p)
(card29 id)
(window window)
(card29 (visual-info-id visual-info)))
colormap)))
(defun free-colormap (colormap)
(declare (type colormap colormap))
(let ((display (colormap-display colormap)))
(with-buffer-request (display *x-freecolormap*)
(colormap colormap))
(deallocate-resource-id display (colormap-id colormap) 'colormap)))
(defun copy-colormap-and-free (colormap)
(declare (type colormap colormap))
(declare (values colormap))
(let* ((display (colormap-display colormap))
(new-colormap (make-colormap :display display
:visual-info (colormap-visual-info colormap)))
(id (allocate-resource-id display new-colormap 'colormap)))
(setf (colormap-id new-colormap) id)
(with-buffer-request (display *x-copycolormapandfree*)
(resource-id id)
(colormap colormap))
new-colormap))
(defun install-colormap (colormap)
(declare (type colormap colormap))
(with-buffer-request ((colormap-display colormap) *x-installcolormap*)
(colormap colormap)))
(defun uninstall-colormap (colormap)
(declare (type colormap colormap))
(with-buffer-request ((colormap-display colormap) *x-uninstallcolormap*)
(colormap colormap)))
(defun installed-colormaps (window &key (result-type 'list))
(declare (type window window)
(type t result-type)) ;; CL type
(declare (values (sequence colormap)))
(let ((display (window-display window)))
(flet ((get-colormap (id)
(lookup-colormap display id)))
(with-buffer-request-and-reply (display *x-listinstalledcolormaps* nil :sizes 16)
((window window))
(values
(sequence-get :result-type result-type :length (card16-get 8)
:transform #'get-colormap :index *replysize*))))))
(defun alloc-color (colormap color)
(declare (type colormap colormap)
(type (or stringable color) color))
(declare (values pixel screen-color exact-color))
(let ((display (colormap-display colormap)))
(etypecase color
(color
(with-buffer-request-and-reply (display *x-alloccolor* 20 :sizes (16 32))
((colormap colormap)
(rgb-val (color-red color)
(color-green color)
(color-blue color))
(pad16 nil))
(values
(card32-get 16)
(make-color :red (rgb-val-get 8)
:green (rgb-val-get 10)
:blue (rgb-val-get 12))
color)))
(stringable
(let* ((string (string color))
(length (length string)))
(with-buffer-request-and-reply (display *x-allocnamedcolor* 24 :sizes (16 32))
((colormap colormap)
(card16 length)
(pad16 nil)
(string string))
(values
(card32-get 8)
(make-color :red (rgb-val-get 18)
:green (rgb-val-get 20)
:blue (rgb-val-get 22))
(make-color :red (rgb-val-get 12)
:green (rgb-val-get 14)
:blue (rgb-val-get 16)))))))))
(defun alloc-color-cells (colormap colors &key (planes 0) contiguous-p (result-type 'list))
(declare (type colormap colormap)
(type card16 colors planes)
(type boolean contiguous-p)
(type t result-type)) ;; CL type
(declare (values (sequence pixel) (sequence mask)))
(let ((display (colormap-display colormap)))
(with-buffer-request-and-reply (display *x-alloccolorcells* nil :sizes 16)
(((data boolean) contiguous-p)
(colormap colormap)
(card16 colors planes))
(let ((pixel-length (card16-get 8))
(mask-length (card16-get 10)))
(values
(sequence-get :result-type result-type :length pixel-length :index *replysize*)
(sequence-get :result-type result-type :length mask-length
:index (index+ *replysize* (index* pixel-length 4))))))))
(defun alloc-color-planes (colormap colors
&key (reds 0) (greens 0) (blues 0)
contiguous-p (result-type 'list))
(declare (type colormap colormap)
(type card16 colors reds greens blues)
(type boolean contiguous-p)
(type t result-type)) ;; CL type
(declare (values (sequence pixel) red-mask green-mask blue-mask))
(let ((display (colormap-display colormap)))
(with-buffer-request-and-reply (display *x-alloccolorplanes* nil :sizes (16 32))
(((data boolean) contiguous-p)
(colormap colormap)
(card16 colors reds greens blues))
(let ((red-mask (card32-get 12))
(green-mask (card32-get 16))
(blue-mask (card32-get 20)))
(values
(sequence-get :result-type result-type :length (card16-get 8) :index *replysize*)
red-mask green-mask blue-mask)))))
(defun free-colors (colormap pixels &optional (plane-mask 0))
(declare (type colormap colormap)
(type sequence pixels) ;; Sequence of integers
(type pixel plane-mask))
(with-buffer-request ((colormap-display colormap) *x-freecolors*)
(colormap colormap)
(card32 plane-mask)
(sequence pixels)))
(defun store-color (colormap pixel spec &key (red-p t) (green-p t) (blue-p t))
(declare (type colormap colormap)
(type pixel pixel)
(type (or stringable color) spec)
(type boolean red-p green-p blue-p))
(let ((display (colormap-display colormap))
(flags 0))
(declare (type display display)
(type card8 flags))
(when red-p (setq flags 1))
(when green-p (incf flags 2))
(when blue-p (incf flags 4))