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1 | ;; Common Lisp bindings for GTK+ v2.x |
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2 | ;; Copyright 2000-2006 Espen S. Johnsen <espen@users.sf.net> |
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3 | ;; |
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4 | ;; Permission is hereby granted, free of charge, to any person obtaining |
5 | ;; a copy of this software and associated documentation files (the |
6 | ;; "Software"), to deal in the Software without restriction, including |
7 | ;; without limitation the rights to use, copy, modify, merge, publish, |
8 | ;; distribute, sublicense, and/or sell copies of the Software, and to |
9 | ;; permit persons to whom the Software is furnished to do so, subject to |
10 | ;; the following conditions: |
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11 | ;; |
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12 | ;; The above copyright notice and this permission notice shall be |
13 | ;; included in all copies or substantial portions of the Software. |
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14 | ;; |
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15 | ;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
16 | ;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
17 | ;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
18 | ;; IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
19 | ;; CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
20 | ;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
21 | ;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
22 | |
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23 | ;; $Id: gtype.lisp,v 1.69 2009-02-10 15:16:34 espen Exp $ |
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24 | |
25 | (in-package "GLIB") |
26 | |
27 | (use-prefix "g") |
28 | |
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29 | ;; Initialize the glib type system |
30 | (defbinding type-init () nil) |
31 | (type-init) |
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32 | |
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33 | (eval-when (:compile-toplevel :load-toplevel :execute) |
34 | (defbinding (bitsize-of-gtype "bitsize_of_gtype") () unsigned-int)) |
35 | |
36 | (deftype type-number () `(unsigned-byte ,(bitsize-of-gtype))) |
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37 | |
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38 | (deftype gtype () 'symbol) |
39 | |
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40 | (define-type-method alien-type ((type gtype)) |
41 | (declare (ignore type)) |
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42 | (alien-type 'type-number)) |
43 | |
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44 | (define-type-method size-of ((type gtype) &key (inlined t)) |
45 | (assert-inlined type inlined) |
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46 | (size-of 'type-number)) |
47 | |
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48 | (define-type-method to-alien-form ((type gtype) gtype &optional copy-p) |
49 | (declare (ignore type copy-p)) |
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50 | `(find-type-number ,gtype t)) |
51 | |
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52 | (define-type-method to-alien-function ((type gtype) &optional copy-p) |
53 | (declare (ignore type copy-p)) |
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54 | #'(lambda (gtype) |
55 | (find-type-number gtype t))) |
56 | |
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57 | (define-type-method from-alien-form ((type gtype) form &key ref) |
58 | (declare (ignore type ref)) |
59 | `(type-from-number ,form)) |
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60 | |
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61 | (define-type-method from-alien-function ((type gtype) &key ref) |
62 | (declare (ignore type ref)) |
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63 | #'(lambda (type-number) |
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64 | (type-from-number type-number))) |
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65 | |
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66 | (define-type-method writer-function ((type gtype) &key temp (inlined t)) |
67 | (declare (ignore temp)) |
68 | (assert-inlined type inlined) |
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69 | (let ((writer (writer-function 'type-number))) |
70 | #'(lambda (gtype location &optional (offset 0)) |
71 | (funcall writer (find-type-number gtype t) location offset)))) |
72 | |
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73 | (define-type-method reader-function ((type gtype) &key ref (inlined t)) |
74 | (declare (ignore ref)) |
75 | (assert-inlined type inlined) |
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76 | (let ((reader (reader-function 'type-number))) |
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77 | #'(lambda (location &optional (offset 0)) |
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78 | (type-from-number (funcall reader location offset))))) |
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79 | |
80 | |
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81 | (eval-when (:compile-toplevel :load-toplevel :execute) |
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82 | (defclass type-query (struct) |
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83 | ((type-number :allocation :alien :type type-number) |
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84 | (name :allocation :alien :type (copy-of string)) |
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85 | (class-size :allocation :alien :type unsigned-int) |
86 | (instance-size :allocation :alien :type unsigned-int)) |
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87 | (:metaclass struct-class))) |
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88 | |
89 | |
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90 | (defbinding type-query (type) nil |
91 | ((find-type-number type t) type-number) |
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92 | ((make-instance 'type-query) type-query :in/return)) |
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93 | |
94 | (defun type-instance-size (type) |
95 | (slot-value (type-query type) 'instance-size)) |
96 | |
97 | (defun type-class-size (type) |
98 | (slot-value (type-query type) 'class-size)) |
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99 | |
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100 | (defbinding type-class-ref (type) pointer |
101 | ((find-type-number type t) type-number)) |
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102 | |
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103 | (defbinding type-class-unref () nil |
104 | (class pointer)) |
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105 | |
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106 | (defbinding type-class-peek (type) pointer |
107 | ((find-type-number type t) type-number)) |
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108 | |
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109 | |
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110 | |
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111 | ;;;; Mapping between lisp types and glib types |
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112 | |
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113 | (defvar *registered-types* ()) |
114 | (defvar *registered-type-aliases* ()) |
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115 | (defvar *registered-static-types* ()) |
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116 | (defvar *lisp-type-to-type-number* (make-hash-table)) |
117 | (defvar *type-number-to-lisp-type* (make-hash-table)) |
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118 | |
119 | (defbinding %type-from-name () type-number |
120 | (name string)) |
121 | |
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122 | (defun type-number-from-glib-name (name &optional (error-p t)) |
123 | (let ((type-number (%type-from-name name))) |
124 | (cond |
125 | ((not (zerop type-number)) type-number) |
126 | (error-p (error "Invalid gtype name: ~A" name))))) |
127 | |
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128 | (defun type-from-glib-name (name) |
129 | (type-from-number (type-number-from-glib-name name) t)) |
130 | |
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131 | (defun type-registered-p (type) |
132 | (nth-value 1 (gethash type *lisp-type-to-type-number*))) |
133 | |
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134 | (defun register-type (type id &optional (error-p t)) |
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135 | (cond |
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136 | ((type-registered-p type) (find-type-number type)) |
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137 | ((not id) (warn "Can't register type with no foreign id: ~A" type)) |
138 | (t |
139 | (pushnew (cons type id) *registered-types* :key #'car) |
140 | (let ((type-number |
141 | (typecase id |
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142 | (string (type-number-from-glib-name id error-p)) |
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143 | (symbol (funcall id))))) |
144 | (setf (gethash type *lisp-type-to-type-number*) type-number) |
145 | (setf (gethash type-number *type-number-to-lisp-type*) type) |
146 | type-number)))) |
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147 | |
148 | (defun register-type-alias (type alias) |
149 | (pushnew (cons type alias) *registered-type-aliases* :key #'car) |
150 | (setf |
151 | (gethash type *lisp-type-to-type-number*) |
152 | (find-type-number alias t))) |
153 | |
154 | (defun reinitialize-all-types () |
155 | (clrhash *lisp-type-to-type-number*) |
156 | (clrhash *type-number-to-lisp-type*) |
157 | (type-init) ; initialize the glib type system |
158 | (mapc #'(lambda (type) |
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159 | (register-type (car type) (cdr type) nil)) |
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160 | *registered-types*) |
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161 | (mapc #'(lambda (type) |
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162 | (apply #'register-new-type type)) |
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163 | (reverse *registered-static-types*)) |
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164 | (mapc #'(lambda (type) |
165 | (register-type-alias (car type) (cdr type))) |
166 | *registered-type-aliases*)) |
167 | |
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168 | #+cmu |
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169 | (asdf:install-init-hook 'system::reinitialize-global-table |
170 | *after-save-initializations*) ; we shouldn't need to do this? |
171 | (asdf:install-init-hook 'reinitialize-all-types) |
172 | |
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173 | |
174 | |
175 | (defun find-type-number (type &optional error-p) |
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176 | (etypecase type |
177 | (integer type) |
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178 | (string (type-number-from-glib-name type error-p)) |
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179 | (symbol |
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180 | (or |
181 | (gethash type *lisp-type-to-type-number*) |
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182 | (let ((class (find-class type nil))) |
183 | (when (and class (not (class-finalized-p class))) |
184 | (finalize-inheritance class) |
185 | (gethash type *lisp-type-to-type-number*))) |
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186 | (and error-p (error "Type not registered: ~A" type)))) |
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187 | (class |
188 | (find-type-number (class-name type) error-p)))) |
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189 | |
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190 | (defun type-from-number (type-number &optional error) |
191 | (multiple-value-bind (type found) |
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192 | (gethash type-number *type-number-to-lisp-type*) |
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193 | (if found |
194 | type |
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195 | (let ((name (find-foreign-type-name type-number))) |
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196 | (cond |
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197 | ((and name (not (= (type-number-from-glib-name name nil) type-number))) |
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198 | ;; This is a hack because GdkEvent seems to be registered |
199 | ;; multiple times |
200 | (type-from-number (type-number-from-glib-name name))) |
201 | ((and error name) |
202 | (error "Type number not registered: ~A (~A)" type-number name)) |
203 | ((and error) |
204 | (error "Invalid type number: ~A" type-number))))))) |
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205 | |
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206 | (defbinding (find-foreign-type-name "g_type_name") (type) (copy-of string) |
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207 | ((find-type-number type t) type-number)) |
208 | |
209 | (defun type-number-of (object) |
210 | (find-type-number (type-of object) t)) |
211 | |
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212 | ;; For #+(SBCL WIN32): |
213 | ;; The first 2 lines of the output from "pexports" are: |
214 | ;; LIBRARY XXX.dll |
215 | ;; EXPORTS |
216 | ;; We don't do anything to skip these 2 lines because they won't pass the |
217 | ;; WHEN (AND ...) in the LOOP |
218 | ;; - cph 19-May-2007 |
219 | |
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220 | (eval-when (:compile-toplevel :load-toplevel :execute) |
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221 | (defvar *type-initializers* ()) |
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222 | |
223 | (defun library-filename (system library) |
224 | (let ((component (asdf:find-component (asdf:find-system system) library))) |
225 | (etypecase component |
226 | (asdf:shared-object |
227 | (first (asdf:output-files (make-instance 'asdf:compile-op) component))) |
228 | (asdf:library (asdf:component-pathname component))))) |
229 | |
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230 | (defun %find-types-in-library (pathname prefixes ignore) |
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231 | (let ((outname (tmpname "types"))) |
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232 | (unwind-protect |
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233 | (let ((asdf::*verbose-out* nil)) |
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234 | #-win32 |
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235 | (asdf:run-shell-command "nm ~A ~A > ~A" |
236 | #-darwin "--defined-only --dynamic --extern-only" |
237 | #+darwin "-f -s __TEXT __text" |
238 | (namestring (truename pathname)) outname) |
239 | ;; Note about win32 port: |
240 | ;; 1. (TRUENAME PATHNAME) will bomb. |
241 | ;; 2. either |
242 | ;; pexports "d:\\whatever\\bin\\zlib1.dll" |
243 | ;; or |
244 | ;; pexports d:/whatever/bin/zlib1.dll |
245 | ;; anything else will bomb. this is why ~S is used below. |
246 | #+win32 |
247 | (asdf:run-shell-command "pexports ~S > ~A" |
248 | (namestring pathname) outname) |
249 | |
250 | (with-open-file (output outname) |
251 | (loop |
252 | as line = (read-line output nil) |
253 | as symbol = (when line |
254 | #-win32 |
255 | (let ((pos (position #\space line :from-end t))) |
256 | #-darwin(subseq line (1+ pos)) |
257 | #+darwin |
258 | (when (char= (char line (1- pos)) #\T) |
259 | (subseq line (+ pos 2)))) |
260 | #+win32 |
261 | (subseq line 0 (1- (length line)))) |
262 | while line |
263 | when (and |
264 | symbol (> (length symbol) 9) |
265 | (not (char= (char symbol 0) #\_)) |
266 | (or |
267 | (not prefixes) |
268 | (some #'(lambda (prefix) |
269 | (and |
270 | (> (length symbol) (length prefix)) |
271 | (string= prefix symbol :end2 (length prefix)))) |
272 | (mklist prefixes))) |
273 | (string= "_get_type" symbol :start2 (- (length symbol) 9)) |
274 | (not (member symbol ignore :test #'string=))) |
275 | collect symbol))) |
276 | (delete-file outname))))) |
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277 | |
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278 | |
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279 | (defun car-eq-p (ob1 ob2) |
280 | (eq (car ob1) (car ob2))) |
281 | |
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282 | (defmacro init-types-in-library (system library &key prefix ignore) |
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283 | (let* ((filename (library-filename system library)) |
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284 | (names (%find-types-in-library filename prefix ignore))) |
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285 | `(progn |
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286 | ,@(mapcar |
287 | #'(lambda (name) |
288 | `(progn |
289 | (defbinding (,(intern name) ,name) () type-number) |
290 | (,(intern name)) |
291 | (pushnew (cons ',(intern name) ,filename) *type-initializers* |
292 | :test #'car-eq-p))) |
293 | names)))) |
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294 | |
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295 | (defun find-type-init-function (type-number) |
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296 | (loop |
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297 | for (type-init) in *type-initializers* |
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298 | when (= type-number (funcall type-init)) |
299 | do (return type-init))) |
300 | |
301 | (defun register-type-as (type-number) |
302 | (or |
303 | (find-type-init-function type-number) |
304 | (find-foreign-type-name type-number) |
305 | (error "Unknown type-number: ~A" type-number))) |
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306 | |
307 | (defun default-type-init-name (type) |
308 | (find-symbol (format nil "~A_~A_get_type" |
309 | (package-prefix *package*) |
310 | (substitute #\_ #\- (string-downcase type))))) |
311 | |
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312 | |
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313 | (eval-when (:compile-toplevel :load-toplevel :execute) |
314 | (defclass type-info (struct) |
315 | ((class-size :allocation :alien :type (unsigned 16) :initarg :class-size) |
316 | (base-init :allocation :alien :type pointer) |
317 | (base-finalize :allocation :alien :type pointer) |
318 | (class-init :allocation :alien :type pointer) |
319 | (class-finalize :allocation :alien :type pointer) |
320 | (class-data :allocation :alien :type pointer) |
321 | (instance-size :allocation :alien :type (unsigned 16) |
322 | :initarg :instance-size) |
323 | (n-preallocs :allocation :alien :type (unsigned 16)) |
324 | (instance-init :allocation :alien :type pointer) |
325 | (value-table :allocation :alien :type pointer)) |
326 | (:metaclass struct-class))) |
327 | |
328 | (defbinding %type-register-static () type-number |
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329 | (parent-type type-number) |
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330 | (name string) |
331 | (info type-info) |
332 | (0 unsigned-int)) |
333 | |
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334 | (defun register-new-type (type parent &optional foreign-name) |
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335 | (let ((parent-info (type-query parent))) |
336 | (with-slots ((parent-number type-number) class-size instance-size) parent-info |
337 | (let ((type-number |
338 | (%type-register-static |
339 | parent-number |
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340 | (or foreign-name (default-alien-type-name type)) |
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341 | (make-instance 'type-info :class-size class-size :instance-size instance-size)))) |
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342 | (pushnew (list type parent foreign-name) *registered-static-types* :key #'car) |
343 | (setf (gethash type *lisp-type-to-type-number*) type-number) |
344 | (setf (gethash type-number *type-number-to-lisp-type*) type) |
345 | type-number)))) |
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346 | |
347 | |
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348 | |
349 | ;;;; Metaclass for subclasses of ginstance |
350 | |
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351 | (defvar *referenced-ginstance-classes* ()) |
352 | |
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353 | (eval-when (:compile-toplevel :load-toplevel :execute) |
354 | (defclass ginstance-class (proxy-class) |
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355 | ((gtype :initarg :gtype :initform nil :reader ginstance-class-gtype)))) |
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356 | |
357 | |
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358 | (defun update-size (class) |
359 | (let ((type-number (find-type-number class))) |
360 | (cond |
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361 | ((not (foreign-size-p class)) |
362 | (setf (foreign-size class) (type-instance-size type-number))) |
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363 | ((and |
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364 | (foreign-size-p class) |
365 | (not (= (type-instance-size type-number) (foreign-size class)))) |
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366 | (warn "Size mismatch for class ~A" class))))) |
367 | |
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368 | |
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369 | (defmethod finalize-inheritance ((class ginstance-class)) |
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370 | (prog1 |
371 | #+clisp(call-next-method) |
372 | (let* ((class-name (class-name class)) |
373 | (super (most-specific-proxy-superclass class)) |
374 | (gtype (or |
375 | (first (ginstance-class-gtype class)) |
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376 | (default-alien-type-name class-name)))) |
377 | (unless (type-registered-p class-name) |
378 | (type-class-ref |
379 | (if (or (symbolp gtype) (type-number-from-glib-name gtype nil)) |
380 | (register-type class-name gtype) |
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381 | (register-new-type class-name (class-name super) gtype))) |
382 | (push class-name *referenced-ginstance-classes*)) |
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383 | #+nil |
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384 | (when (and |
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385 | (supertype (find-type-number class)) |
386 | (not (eq (class-name super) (supertype (find-type-number class))))) |
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387 | (warn "Super class mismatch between CLOS and GObject for ~A" |
388 | class-name))) |
389 | (update-size class)) |
390 | #-clisp(call-next-method)) |
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391 | |
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392 | (defun reinitialize-ginstance-classes () |
393 | (mapc #'type-class-ref *referenced-ginstance-classes*)) |
394 | |
395 | (asdf:install-init-hook 'reinitialize-ginstance-classes) |
396 | |
397 | |
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398 | |
399 | (defmethod shared-initialize ((class ginstance-class) names &rest initargs) |
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400 | (declare (ignore names initargs)) |
1eaa1bd6 |
401 | (call-next-method) |
402 | (when (class-finalized-p class) |
403 | (update-size class))) |
404 | |
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405 | |
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406 | (defmethod validate-superclass ((class ginstance-class) (super standard-class)) |
407 | (subtypep (class-name super) 'ginstance)) |
408 | |
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409 | |
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410 | ;;;; Superclass for wrapping types in the glib type system |
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411 | |
412 | (eval-when (:compile-toplevel :load-toplevel :execute) |
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413 | (defclass ginstance (ref-counted-object) |
09f6e237 |
414 | (;(class :allocation :alien :type pointer :offset 0) |
415 | ) |
416 | (:metaclass proxy-class) |
417 | (:size #.(size-of 'pointer)))) |
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418 | |
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419 | (defun ref-type-number (location &optional offset) |
420 | (declare (ignore location offset))) |
421 | |
422 | (setf (symbol-function 'ref-type-number) (reader-function 'type-number)) |
423 | |
895c9a9e |
424 | (defun %type-number-of-ginstance (location) |
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425 | (let ((class (ref-pointer location))) |
426 | (ref-type-number class))) |
560af5c5 |
427 | |
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428 | (defmethod make-proxy-instance :around ((class ginstance-class) location |
429 | &rest initargs) |
d168bafd |
430 | (declare (ignore class)) |
895c9a9e |
431 | (let ((class (labels ((find-known-class (type-number) |
432 | (or |
433 | (find-class (type-from-number type-number) nil) |
434 | (unless (zerop type-number) |
435 | (find-known-class (type-parent type-number)))))) |
436 | (find-known-class (%type-number-of-ginstance location))))) |
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437 | ;; Note that changing the class argument must not alter "the |
8958fa4a |
438 | ;; ordered set of applicable methods" as specified in the |
439 | ;; Hyperspec |
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440 | (if class |
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441 | (apply #'call-next-method class location initargs) |
442 | (error "Object at ~A has an unkown type number: ~A" |
443 | location (%type-number-of-ginstance location))))) |
444 | |
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445 | |
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446 | ;;;; Registering fundamental types |
447 | |
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448 | (register-type 'nil "void") |
d4b21b08 |
449 | (register-type 'pointer "gpointer") |
450 | (register-type 'char "gchar") |
451 | (register-type 'unsigned-char "guchar") |
452 | (register-type 'boolean "gboolean") |
d4b21b08 |
453 | (register-type 'int "gint") |
73383a9e |
454 | (register-type-alias 'integer 'int) |
dfa4f314 |
455 | (register-type-alias 'fixnum 'int) |
d4b21b08 |
456 | (register-type 'unsigned-int "guint") |
457 | (register-type 'long "glong") |
458 | (register-type 'unsigned-long "gulong") |
459 | (register-type 'single-float "gfloat") |
460 | (register-type 'double-float "gdouble") |
4de90d10 |
461 | (register-type 'string "gchararray") |
1d1ff9a5 |
462 | (register-type-alias 'pathname 'string) |
d4b21b08 |
463 | |
464 | |
62f12808 |
465 | ;;;; Introspection of type information |
d4b21b08 |
466 | |
e77e7713 |
467 | (defvar *derivable-type-info* (make-hash-table)) |
d4b21b08 |
468 | |
62f12808 |
469 | (defun register-derivable-type (type id expander &optional dependencies) |
d4b21b08 |
470 | (register-type type id) |
e77e7713 |
471 | (let ((type-number (register-type type id))) |
62f12808 |
472 | (setf |
473 | (gethash type-number *derivable-type-info*) |
474 | (list expander dependencies)))) |
d4b21b08 |
475 | |
4de90d10 |
476 | (defun find-type-info (type) |
477 | (dolist (super (cdr (type-hierarchy type))) |
e77e7713 |
478 | (let ((info (gethash super *derivable-type-info*))) |
4de90d10 |
479 | (return-if info)))) |
480 | |
62f12808 |
481 | (defun expand-type-definition (type forward-p options) |
482 | (let ((expander (first (find-type-info type)))) |
483 | (funcall expander (find-type-number type t) forward-p options))) |
d4b21b08 |
484 | |
74821f75 |
485 | |
d4b21b08 |
486 | (defbinding type-parent (type) type-number |
487 | ((find-type-number type t) type-number)) |
488 | |
489 | (defun supertype (type) |
490 | (type-from-number (type-parent type))) |
491 | |
337933d8 |
492 | (defbinding %type-interfaces (type) pointer |
493 | ((find-type-number type t) type-number) |
494 | (n-interfaces unsigned-int :out)) |
495 | |
496 | (defun type-interfaces (type) |
497 | (multiple-value-bind (array length) (%type-interfaces type) |
498 | (unwind-protect |
d168bafd |
499 | (map-c-vector 'list #'identity array 'type-number length) |
337933d8 |
500 | (deallocate-memory array)))) |
501 | |
502 | (defun implements (type) |
503 | (mapcar #'type-from-number (type-interfaces type))) |
504 | |
d4b21b08 |
505 | (defun type-hierarchy (type) |
506 | (let ((type-number (find-type-number type t))) |
507 | (unless (= type-number 0) |
508 | (cons type-number (type-hierarchy (type-parent type-number)))))) |
509 | |
510 | (defbinding (type-is-p "g_type_is_a") (type super) boolean |
511 | ((find-type-number type) type-number) |
512 | ((find-type-number super) type-number)) |
513 | |
514 | (defbinding %type-children () pointer |
515 | (type-number type-number) |
516 | (num-children unsigned-int :out)) |
517 | |
518 | (defun map-subtypes (function type &optional prefix) |
519 | (let ((type-number (find-type-number type t))) |
520 | (multiple-value-bind (array length) (%type-children type-number) |
521 | (unwind-protect |
d168bafd |
522 | (map-c-vector |
d4b21b08 |
523 | 'nil |
524 | #'(lambda (type-number) |
525 | (when (or |
526 | (not prefix) |
dfa4f314 |
527 | (string-prefix-p prefix (find-foreign-type-name type-number))) |
d4b21b08 |
528 | (funcall function type-number)) |
529 | (map-subtypes function type-number prefix)) |
530 | array 'type-number length) |
531 | (deallocate-memory array))))) |
532 | |
533 | (defun find-types (prefix) |
534 | (let ((type-list nil)) |
e77e7713 |
535 | (maphash |
536 | #'(lambda (type-number expander) |
537 | (declare (ignore expander)) |
538 | (map-subtypes |
539 | #'(lambda (type-number) |
540 | (pushnew type-number type-list)) |
541 | type-number prefix)) |
542 | *derivable-type-info*) |
d4b21b08 |
543 | type-list)) |
544 | |
74821f75 |
545 | (defun find-type-dependencies (type &optional options) |
546 | (let ((find-dependencies (second (find-type-info type)))) |
547 | (when find-dependencies |
548 | (remove-duplicates |
549 | (mapcar #'find-type-number |
550 | (funcall find-dependencies (find-type-number type t) options)))))) |
551 | |
552 | |
553 | ;; The argument is a list where each elements is on the form |
584285fb |
554 | ;; (type . dependencies). This function will not handle indirect |
8f12a0ff |
555 | ;; dependencies and types depending on them selves. |
74821f75 |
556 | (defun sort-types-topologicaly (unsorted) |
557 | (flet ((depend-p (type1) |
558 | (find-if #'(lambda (type2) |
559 | (and |
560 | ;; If a type depends a subtype it has to be |
561 | ;; forward defined |
562 | (not (type-is-p (car type2) (car type1))) |
563 | (find (car type2) (cdr type1)))) |
564 | unsorted))) |
565 | (let ((sorted |
566 | (loop |
567 | while unsorted |
568 | nconc (multiple-value-bind (sorted remaining) |
569 | (delete-collect-if |
570 | #'(lambda (type) |
571 | (or (not (cdr type)) (not (depend-p type)))) |
572 | unsorted) |
573 | (cond |
574 | ((not sorted) |
575 | ;; We have a circular dependency which have to |
576 | ;; be resolved |
577 | (let ((selected |
578 | (find-if |
579 | #'(lambda (type) |
580 | (every |
581 | #'(lambda (dep) |
582 | (or |
583 | (not (type-is-p (car type) dep)) |
584 | (not (find dep unsorted :key #'car)))) |
585 | (cdr type))) |
586 | unsorted))) |
587 | (unless selected |
588 | (error "Couldn't resolve circular dependency")) |
589 | (setq unsorted (delete selected unsorted)) |
590 | (list selected))) |
591 | (t |
592 | (setq unsorted remaining) |
593 | sorted)))))) |
594 | |
595 | ;; Mark types which have to be forward defined |
596 | (loop |
597 | for tmp on sorted |
598 | as (type . dependencies) = (first tmp) |
599 | collect (cons type (and |
600 | dependencies |
601 | (find-if #'(lambda (type) |
602 | (find (car type) dependencies)) |
603 | (rest tmp)) |
604 | t)))))) |
d4b21b08 |
605 | |
606 | |
fb7dd5b9 |
607 | (defun expand-type-definitions (type-list &optional args) |
dfa4f314 |
608 | (flet ((type-options (type-number) |
609 | (let ((name (find-foreign-type-name type-number))) |
4de90d10 |
610 | (cdr (assoc name args :test #'string=))))) |
d4b21b08 |
611 | |
fb7dd5b9 |
612 | (setq type-list |
613 | (delete-if |
614 | #'(lambda (type-number) |
615 | (let ((name (find-foreign-type-name type-number))) |
616 | (or |
617 | (getf (type-options type-number) :ignore) |
618 | (find-if |
619 | #'(lambda (options) |
620 | (and |
621 | (string-prefix-p (first options) name) |
622 | (getf (cdr options) :ignore-prefix) |
623 | (not (some |
624 | #'(lambda (exception) |
625 | (string= name exception)) |
626 | (getf (cdr options) :except))))) |
627 | args)))) |
628 | type-list)) |
629 | |
630 | (dolist (type-number type-list) |
631 | (let ((name (find-foreign-type-name type-number))) |
632 | (register-type |
633 | (getf (type-options type-number) :type (default-type-name name)) |
634 | (register-type-as type-number)))) |
635 | |
636 | ;; This is needed for some unknown reason to get type numbers right |
637 | (mapc #'find-type-dependencies type-list) |
638 | |
639 | (let ((sorted-type-list |
640 | #+clisp (mapcar #'list type-list) |
641 | #-clisp |
642 | (sort-types-topologicaly |
643 | (mapcar |
644 | #'(lambda (type) |
645 | (cons type (find-type-dependencies type (type-options type)))) |
646 | type-list)))) |
647 | `(progn |
648 | ,@(mapcar |
649 | #'(lambda (pair) |
650 | (destructuring-bind (type . forward-p) pair |
651 | (expand-type-definition type forward-p (type-options type)))) |
652 | sorted-type-list) |
653 | ,@(mapcar |
654 | #'(lambda (pair) |
655 | (destructuring-bind (type . forward-p) pair |
656 | (when forward-p |
657 | (expand-type-definition type nil (type-options type))))) |
658 | sorted-type-list))))) |
659 | |
660 | (defun expand-types-with-prefix (prefix args) |
661 | (expand-type-definitions (find-types prefix) args)) |
662 | |
663 | (defun expand-types-in-library (system library args) |
664 | (let* ((filename (library-filename system library)) |
665 | (types (loop |
666 | for (type-init . %filename) in *type-initializers* |
667 | when (equal filename %filename) |
668 | collect (funcall type-init)))) |
669 | (expand-type-definitions types args))) |
670 | |
671 | (defun list-types-in-library (system library) |
672 | (let ((filename (library-filename system library))) |
673 | (loop |
674 | for (type-init . %filename) in *type-initializers* |
675 | when (equal filename %filename) |
676 | collect type-init))) |
e77e7713 |
677 | |
d4b21b08 |
678 | (defmacro define-types-by-introspection (prefix &rest args) |
fb7dd5b9 |
679 | (expand-types-with-prefix prefix args)) |
21299acf |
680 | |
74821f75 |
681 | (defexport define-types-by-introspection (prefix &rest args) |
fb7dd5b9 |
682 | (list-autoexported-symbols (expand-types-with-prefix prefix args))) |
683 | |
684 | (defmacro define-types-in-library (system library &rest args) |
685 | (expand-types-in-library system library args)) |
686 | |
687 | (defexport define-types-in-library (system library &rest args) |
688 | (list-autoexported-symbols (expand-types-in-library system library args))) |
74821f75 |
689 | |
21299acf |
690 | |
691 | ;;;; Initialize all non static types in GObject |
692 | |
8f12a0ff |
693 | (init-types-in-library glib "libgobject-2.0") |