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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 1.67 2008-12-10 02:54:17 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) |
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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 |
142 | (string (type-number-from-glib-name id)) |
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) |
159 | (register-type (car type) (cdr type))) |
160 | *registered-types*) |
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) |
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165 | (register-type-alias (car type) (cdr type))) |
166 | *registered-type-aliases*)) |
167 | |
168 | (pushnew 'reinitialize-all-types |
169 | #+cmu *after-save-initializations* |
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170 | #+sbcl *init-hooks* |
171 | #+clisp custom:*init-hooks*) |
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172 | |
173 | #+cmu |
174 | (pushnew 'system::reinitialize-global-table ; we shouldn't have to do this? |
175 | *after-save-initializations*) |
176 | |
177 | |
178 | (defun find-type-number (type &optional error-p) |
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179 | (etypecase type |
180 | (integer type) |
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181 | (string (type-number-from-glib-name type error-p)) |
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182 | (symbol |
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183 | (or |
184 | (gethash type *lisp-type-to-type-number*) |
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185 | (let ((class (find-class type nil))) |
186 | (when (and class (not (class-finalized-p class))) |
187 | (finalize-inheritance class) |
188 | (gethash type *lisp-type-to-type-number*))) |
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189 | (and error-p (error "Type not registered: ~A" type)))) |
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190 | (class |
191 | (find-type-number (class-name type) error-p)))) |
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192 | |
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193 | (defun type-from-number (type-number &optional error) |
194 | (multiple-value-bind (type found) |
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195 | (gethash type-number *type-number-to-lisp-type*) |
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196 | (if found |
197 | type |
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198 | (let ((name (find-foreign-type-name type-number))) |
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199 | (cond |
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200 | ((and name (not (= (type-number-from-glib-name name nil) type-number))) |
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201 | ;; This is a hack because GdkEvent seems to be registered |
202 | ;; multiple times |
203 | (type-from-number (type-number-from-glib-name name))) |
204 | ((and error name) |
205 | (error "Type number not registered: ~A (~A)" type-number name)) |
206 | ((and error) |
207 | (error "Invalid type number: ~A" type-number))))))) |
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208 | |
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209 | (defbinding (find-foreign-type-name "g_type_name") (type) (copy-of string) |
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210 | ((find-type-number type t) type-number)) |
211 | |
212 | (defun type-number-of (object) |
213 | (find-type-number (type-of object) t)) |
214 | |
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215 | ;; For #+(SBCL WIN32): |
216 | ;; The first 2 lines of the output from "pexports" are: |
217 | ;; LIBRARY XXX.dll |
218 | ;; EXPORTS |
219 | ;; We don't do anything to skip these 2 lines because they won't pass the |
220 | ;; WHEN (AND ...) in the LOOP |
221 | ;; - cph 19-May-2007 |
222 | |
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223 | (eval-when (:compile-toplevel :load-toplevel :execute) |
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224 | (defvar *type-initializers* ()) |
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225 | |
226 | (defun library-filename (system library) |
227 | (let ((component (asdf:find-component (asdf:find-system system) library))) |
228 | (etypecase component |
229 | (asdf:shared-object |
230 | (first (asdf:output-files (make-instance 'asdf:compile-op) component))) |
231 | (asdf:library (asdf:component-pathname component))))) |
232 | |
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233 | (defun %find-types-in-library (pathname prefixes ignore) |
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234 | (let ((outname (tmpname "types"))) |
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235 | (unwind-protect |
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236 | (let ((asdf::*verbose-out* nil)) |
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237 | #-win32 |
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238 | (asdf:run-shell-command "nm ~A ~A > ~A" |
239 | #-darwin "--defined-only --dynamic --extern-only" |
240 | #+darwin "-f -s __TEXT __text" |
241 | (namestring (truename pathname)) outname) |
242 | ;; Note about win32 port: |
243 | ;; 1. (TRUENAME PATHNAME) will bomb. |
244 | ;; 2. either |
245 | ;; pexports "d:\\whatever\\bin\\zlib1.dll" |
246 | ;; or |
247 | ;; pexports d:/whatever/bin/zlib1.dll |
248 | ;; anything else will bomb. this is why ~S is used below. |
249 | #+win32 |
250 | (asdf:run-shell-command "pexports ~S > ~A" |
251 | (namestring pathname) outname) |
252 | |
253 | (with-open-file (output outname) |
254 | (loop |
255 | as line = (read-line output nil) |
256 | as symbol = (when line |
257 | #-win32 |
258 | (let ((pos (position #\space line :from-end t))) |
259 | #-darwin(subseq line (1+ pos)) |
260 | #+darwin |
261 | (when (char= (char line (1- pos)) #\T) |
262 | (subseq line (+ pos 2)))) |
263 | #+win32 |
264 | (subseq line 0 (1- (length line)))) |
265 | while line |
266 | when (and |
267 | symbol (> (length symbol) 9) |
268 | (not (char= (char symbol 0) #\_)) |
269 | (or |
270 | (not prefixes) |
271 | (some #'(lambda (prefix) |
272 | (and |
273 | (> (length symbol) (length prefix)) |
274 | (string= prefix symbol :end2 (length prefix)))) |
275 | (mklist prefixes))) |
276 | (string= "_get_type" symbol :start2 (- (length symbol) 9)) |
277 | (not (member symbol ignore :test #'string=))) |
278 | collect symbol))) |
279 | (delete-file outname))))) |
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280 | |
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281 | |
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282 | (defun car-eq-p (ob1 ob2) |
283 | (eq (car ob1) (car ob2))) |
284 | |
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285 | (defmacro init-types-in-library (system library &key prefix ignore) |
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286 | (let* ((filename (library-filename system library)) |
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287 | (names (%find-types-in-library filename prefix ignore))) |
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288 | `(progn |
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289 | ,@(mapcar |
290 | #'(lambda (name) |
291 | `(progn |
292 | (defbinding (,(intern name) ,name) () type-number) |
293 | (,(intern name)) |
294 | (pushnew (cons ',(intern name) ,filename) *type-initializers* |
295 | :test #'car-eq-p))) |
296 | names)))) |
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297 | |
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298 | (defun find-type-init-function (type-number) |
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299 | (loop |
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300 | for (type-init) in *type-initializers* |
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301 | when (= type-number (funcall type-init)) |
302 | do (return type-init))) |
303 | |
304 | (defun register-type-as (type-number) |
305 | (or |
306 | (find-type-init-function type-number) |
307 | (find-foreign-type-name type-number) |
308 | (error "Unknown type-number: ~A" type-number))) |
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309 | |
310 | (defun default-type-init-name (type) |
311 | (find-symbol (format nil "~A_~A_get_type" |
312 | (package-prefix *package*) |
313 | (substitute #\_ #\- (string-downcase type))))) |
314 | |
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315 | |
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316 | (eval-when (:compile-toplevel :load-toplevel :execute) |
317 | (defclass type-info (struct) |
318 | ((class-size :allocation :alien :type (unsigned 16) :initarg :class-size) |
319 | (base-init :allocation :alien :type pointer) |
320 | (base-finalize :allocation :alien :type pointer) |
321 | (class-init :allocation :alien :type pointer) |
322 | (class-finalize :allocation :alien :type pointer) |
323 | (class-data :allocation :alien :type pointer) |
324 | (instance-size :allocation :alien :type (unsigned 16) |
325 | :initarg :instance-size) |
326 | (n-preallocs :allocation :alien :type (unsigned 16)) |
327 | (instance-init :allocation :alien :type pointer) |
328 | (value-table :allocation :alien :type pointer)) |
329 | (:metaclass struct-class))) |
330 | |
331 | (defbinding %type-register-static () type-number |
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332 | (parent-type type-number) |
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333 | (name string) |
334 | (info type-info) |
335 | (0 unsigned-int)) |
336 | |
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337 | (defun register-new-type (type parent &optional foreign-name) |
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338 | (let ((parent-info (type-query parent))) |
339 | (with-slots ((parent-number type-number) class-size instance-size) parent-info |
340 | (let ((type-number |
341 | (%type-register-static |
342 | parent-number |
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343 | (or foreign-name (default-alien-type-name type)) |
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344 | (make-instance 'type-info :class-size class-size :instance-size instance-size)))) |
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345 | (pushnew (list type parent foreign-name) *registered-static-types* :key #'car) |
346 | (setf (gethash type *lisp-type-to-type-number*) type-number) |
347 | (setf (gethash type-number *type-number-to-lisp-type*) type) |
348 | type-number)))) |
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349 | |
350 | |
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351 | |
352 | ;;;; Metaclass for subclasses of ginstance |
353 | |
354 | (eval-when (:compile-toplevel :load-toplevel :execute) |
355 | (defclass ginstance-class (proxy-class) |
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356 | ((gtype :initarg :gtype :initform nil :reader ginstance-class-gtype)))) |
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357 | |
358 | |
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359 | (defun update-size (class) |
360 | (let ((type-number (find-type-number class))) |
361 | (cond |
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362 | ((not (foreign-size-p class)) |
363 | (setf (foreign-size class) (type-instance-size type-number))) |
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364 | ((and |
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365 | (foreign-size-p class) |
366 | (not (= (type-instance-size type-number) (foreign-size class)))) |
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367 | (warn "Size mismatch for class ~A" class))))) |
368 | |
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369 | |
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370 | (defmethod finalize-inheritance ((class ginstance-class)) |
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371 | (prog1 |
372 | #+clisp(call-next-method) |
373 | (let* ((class-name (class-name class)) |
374 | (super (most-specific-proxy-superclass class)) |
375 | (gtype (or |
376 | (first (ginstance-class-gtype class)) |
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377 | (default-alien-type-name class-name)))) |
378 | (unless (type-registered-p class-name) |
379 | (type-class-ref |
380 | (if (or (symbolp gtype) (type-number-from-glib-name gtype nil)) |
381 | (register-type class-name gtype) |
382 | (register-new-type class-name (class-name super) gtype)))) |
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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)) |
1eaa1bd6 |
391 | |
392 | |
393 | (defmethod shared-initialize ((class ginstance-class) names &rest initargs) |
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394 | (declare (ignore names initargs)) |
1eaa1bd6 |
395 | (call-next-method) |
396 | (when (class-finalized-p class) |
397 | (update-size class))) |
398 | |
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399 | |
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400 | (defmethod validate-superclass ((class ginstance-class) (super standard-class)) |
401 | (subtypep (class-name super) 'ginstance)) |
402 | |
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403 | |
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404 | ;;;; Superclass for wrapping types in the glib type system |
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405 | |
406 | (eval-when (:compile-toplevel :load-toplevel :execute) |
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407 | (defclass ginstance (ref-counted-object) |
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408 | (;(class :allocation :alien :type pointer :offset 0) |
409 | ) |
410 | (:metaclass proxy-class) |
411 | (:size #.(size-of 'pointer)))) |
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412 | |
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413 | (defun ref-type-number (location &optional offset) |
414 | (declare (ignore location offset))) |
415 | |
416 | (setf (symbol-function 'ref-type-number) (reader-function 'type-number)) |
417 | |
895c9a9e |
418 | (defun %type-number-of-ginstance (location) |
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419 | (let ((class (ref-pointer location))) |
420 | (ref-type-number class))) |
560af5c5 |
421 | |
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422 | (defmethod make-proxy-instance :around ((class ginstance-class) location |
423 | &rest initargs) |
d168bafd |
424 | (declare (ignore class)) |
895c9a9e |
425 | (let ((class (labels ((find-known-class (type-number) |
426 | (or |
427 | (find-class (type-from-number type-number) nil) |
428 | (unless (zerop type-number) |
429 | (find-known-class (type-parent type-number)))))) |
430 | (find-known-class (%type-number-of-ginstance location))))) |
b929328d |
431 | ;; Note that changing the class argument must not alter "the |
8958fa4a |
432 | ;; ordered set of applicable methods" as specified in the |
433 | ;; Hyperspec |
d168bafd |
434 | (if class |
8958fa4a |
435 | (apply #'call-next-method class location initargs) |
436 | (error "Object at ~A has an unkown type number: ~A" |
437 | location (%type-number-of-ginstance location))))) |
438 | |
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439 | |
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440 | ;;;; Registering fundamental types |
441 | |
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442 | (register-type 'nil "void") |
d4b21b08 |
443 | (register-type 'pointer "gpointer") |
444 | (register-type 'char "gchar") |
445 | (register-type 'unsigned-char "guchar") |
446 | (register-type 'boolean "gboolean") |
d4b21b08 |
447 | (register-type 'int "gint") |
73383a9e |
448 | (register-type-alias 'integer 'int) |
dfa4f314 |
449 | (register-type-alias 'fixnum 'int) |
d4b21b08 |
450 | (register-type 'unsigned-int "guint") |
451 | (register-type 'long "glong") |
452 | (register-type 'unsigned-long "gulong") |
453 | (register-type 'single-float "gfloat") |
454 | (register-type 'double-float "gdouble") |
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455 | (register-type 'string "gchararray") |
1d1ff9a5 |
456 | (register-type-alias 'pathname 'string) |
d4b21b08 |
457 | |
458 | |
62f12808 |
459 | ;;;; Introspection of type information |
d4b21b08 |
460 | |
e77e7713 |
461 | (defvar *derivable-type-info* (make-hash-table)) |
d4b21b08 |
462 | |
62f12808 |
463 | (defun register-derivable-type (type id expander &optional dependencies) |
d4b21b08 |
464 | (register-type type id) |
e77e7713 |
465 | (let ((type-number (register-type type id))) |
62f12808 |
466 | (setf |
467 | (gethash type-number *derivable-type-info*) |
468 | (list expander dependencies)))) |
d4b21b08 |
469 | |
4de90d10 |
470 | (defun find-type-info (type) |
471 | (dolist (super (cdr (type-hierarchy type))) |
e77e7713 |
472 | (let ((info (gethash super *derivable-type-info*))) |
4de90d10 |
473 | (return-if info)))) |
474 | |
62f12808 |
475 | (defun expand-type-definition (type forward-p options) |
476 | (let ((expander (first (find-type-info type)))) |
477 | (funcall expander (find-type-number type t) forward-p options))) |
d4b21b08 |
478 | |
74821f75 |
479 | |
d4b21b08 |
480 | (defbinding type-parent (type) type-number |
481 | ((find-type-number type t) type-number)) |
482 | |
483 | (defun supertype (type) |
484 | (type-from-number (type-parent type))) |
485 | |
337933d8 |
486 | (defbinding %type-interfaces (type) pointer |
487 | ((find-type-number type t) type-number) |
488 | (n-interfaces unsigned-int :out)) |
489 | |
490 | (defun type-interfaces (type) |
491 | (multiple-value-bind (array length) (%type-interfaces type) |
492 | (unwind-protect |
d168bafd |
493 | (map-c-vector 'list #'identity array 'type-number length) |
337933d8 |
494 | (deallocate-memory array)))) |
495 | |
496 | (defun implements (type) |
497 | (mapcar #'type-from-number (type-interfaces type))) |
498 | |
d4b21b08 |
499 | (defun type-hierarchy (type) |
500 | (let ((type-number (find-type-number type t))) |
501 | (unless (= type-number 0) |
502 | (cons type-number (type-hierarchy (type-parent type-number)))))) |
503 | |
504 | (defbinding (type-is-p "g_type_is_a") (type super) boolean |
505 | ((find-type-number type) type-number) |
506 | ((find-type-number super) type-number)) |
507 | |
508 | (defbinding %type-children () pointer |
509 | (type-number type-number) |
510 | (num-children unsigned-int :out)) |
511 | |
512 | (defun map-subtypes (function type &optional prefix) |
513 | (let ((type-number (find-type-number type t))) |
514 | (multiple-value-bind (array length) (%type-children type-number) |
515 | (unwind-protect |
d168bafd |
516 | (map-c-vector |
d4b21b08 |
517 | 'nil |
518 | #'(lambda (type-number) |
519 | (when (or |
520 | (not prefix) |
dfa4f314 |
521 | (string-prefix-p prefix (find-foreign-type-name type-number))) |
d4b21b08 |
522 | (funcall function type-number)) |
523 | (map-subtypes function type-number prefix)) |
524 | array 'type-number length) |
525 | (deallocate-memory array))))) |
526 | |
527 | (defun find-types (prefix) |
528 | (let ((type-list nil)) |
e77e7713 |
529 | (maphash |
530 | #'(lambda (type-number expander) |
531 | (declare (ignore expander)) |
532 | (map-subtypes |
533 | #'(lambda (type-number) |
534 | (pushnew type-number type-list)) |
535 | type-number prefix)) |
536 | *derivable-type-info*) |
d4b21b08 |
537 | type-list)) |
538 | |
74821f75 |
539 | (defun find-type-dependencies (type &optional options) |
540 | (let ((find-dependencies (second (find-type-info type)))) |
541 | (when find-dependencies |
542 | (remove-duplicates |
543 | (mapcar #'find-type-number |
544 | (funcall find-dependencies (find-type-number type t) options)))))) |
545 | |
546 | |
547 | ;; The argument is a list where each elements is on the form |
584285fb |
548 | ;; (type . dependencies). This function will not handle indirect |
8f12a0ff |
549 | ;; dependencies and types depending on them selves. |
74821f75 |
550 | (defun sort-types-topologicaly (unsorted) |
551 | (flet ((depend-p (type1) |
552 | (find-if #'(lambda (type2) |
553 | (and |
554 | ;; If a type depends a subtype it has to be |
555 | ;; forward defined |
556 | (not (type-is-p (car type2) (car type1))) |
557 | (find (car type2) (cdr type1)))) |
558 | unsorted))) |
559 | (let ((sorted |
560 | (loop |
561 | while unsorted |
562 | nconc (multiple-value-bind (sorted remaining) |
563 | (delete-collect-if |
564 | #'(lambda (type) |
565 | (or (not (cdr type)) (not (depend-p type)))) |
566 | unsorted) |
567 | (cond |
568 | ((not sorted) |
569 | ;; We have a circular dependency which have to |
570 | ;; be resolved |
571 | (let ((selected |
572 | (find-if |
573 | #'(lambda (type) |
574 | (every |
575 | #'(lambda (dep) |
576 | (or |
577 | (not (type-is-p (car type) dep)) |
578 | (not (find dep unsorted :key #'car)))) |
579 | (cdr type))) |
580 | unsorted))) |
581 | (unless selected |
582 | (error "Couldn't resolve circular dependency")) |
583 | (setq unsorted (delete selected unsorted)) |
584 | (list selected))) |
585 | (t |
586 | (setq unsorted remaining) |
587 | sorted)))))) |
588 | |
589 | ;; Mark types which have to be forward defined |
590 | (loop |
591 | for tmp on sorted |
592 | as (type . dependencies) = (first tmp) |
593 | collect (cons type (and |
594 | dependencies |
595 | (find-if #'(lambda (type) |
596 | (find (car type) dependencies)) |
597 | (rest tmp)) |
598 | t)))))) |
d4b21b08 |
599 | |
600 | |
fb7dd5b9 |
601 | (defun expand-type-definitions (type-list &optional args) |
dfa4f314 |
602 | (flet ((type-options (type-number) |
603 | (let ((name (find-foreign-type-name type-number))) |
4de90d10 |
604 | (cdr (assoc name args :test #'string=))))) |
d4b21b08 |
605 | |
fb7dd5b9 |
606 | (setq type-list |
607 | (delete-if |
608 | #'(lambda (type-number) |
609 | (let ((name (find-foreign-type-name type-number))) |
610 | (or |
611 | (getf (type-options type-number) :ignore) |
612 | (find-if |
613 | #'(lambda (options) |
614 | (and |
615 | (string-prefix-p (first options) name) |
616 | (getf (cdr options) :ignore-prefix) |
617 | (not (some |
618 | #'(lambda (exception) |
619 | (string= name exception)) |
620 | (getf (cdr options) :except))))) |
621 | args)))) |
622 | type-list)) |
623 | |
624 | (dolist (type-number type-list) |
625 | (let ((name (find-foreign-type-name type-number))) |
626 | (register-type |
627 | (getf (type-options type-number) :type (default-type-name name)) |
628 | (register-type-as type-number)))) |
629 | |
630 | ;; This is needed for some unknown reason to get type numbers right |
631 | (mapc #'find-type-dependencies type-list) |
632 | |
633 | (let ((sorted-type-list |
634 | #+clisp (mapcar #'list type-list) |
635 | #-clisp |
636 | (sort-types-topologicaly |
637 | (mapcar |
638 | #'(lambda (type) |
639 | (cons type (find-type-dependencies type (type-options type)))) |
640 | type-list)))) |
641 | `(progn |
642 | ,@(mapcar |
643 | #'(lambda (pair) |
644 | (destructuring-bind (type . forward-p) pair |
645 | (expand-type-definition type forward-p (type-options type)))) |
646 | sorted-type-list) |
647 | ,@(mapcar |
648 | #'(lambda (pair) |
649 | (destructuring-bind (type . forward-p) pair |
650 | (when forward-p |
651 | (expand-type-definition type nil (type-options type))))) |
652 | sorted-type-list))))) |
653 | |
654 | (defun expand-types-with-prefix (prefix args) |
655 | (expand-type-definitions (find-types prefix) args)) |
656 | |
657 | (defun expand-types-in-library (system library args) |
658 | (let* ((filename (library-filename system library)) |
659 | (types (loop |
660 | for (type-init . %filename) in *type-initializers* |
661 | when (equal filename %filename) |
662 | collect (funcall type-init)))) |
663 | (expand-type-definitions types args))) |
664 | |
665 | (defun list-types-in-library (system library) |
666 | (let ((filename (library-filename system library))) |
667 | (loop |
668 | for (type-init . %filename) in *type-initializers* |
669 | when (equal filename %filename) |
670 | collect type-init))) |
e77e7713 |
671 | |
d4b21b08 |
672 | (defmacro define-types-by-introspection (prefix &rest args) |
fb7dd5b9 |
673 | (expand-types-with-prefix prefix args)) |
21299acf |
674 | |
74821f75 |
675 | (defexport define-types-by-introspection (prefix &rest args) |
fb7dd5b9 |
676 | (list-autoexported-symbols (expand-types-with-prefix prefix args))) |
677 | |
678 | (defmacro define-types-in-library (system library &rest args) |
679 | (expand-types-in-library system library args)) |
680 | |
681 | (defexport define-types-in-library (system library &rest args) |
682 | (list-autoexported-symbols (expand-types-in-library system library args))) |
74821f75 |
683 | |
21299acf |
684 | |
685 | ;;;; Initialize all non static types in GObject |
686 | |
8f12a0ff |
687 | (init-types-in-library glib "libgobject-2.0") |