3 (define-foreign-type g-boxed-foreign-type ()
5 :accessor g-boxed-foreign-info
6 :initform (error "info must be specified"))
7 (return-p :initarg :return-p
8 :accessor g-boxed-foreign-return-p
10 (:actual-type :pointer))
12 (eval-when (:compile-toplevel :load-toplevel :execute)
13 (defstruct g-boxed-info
17 (eval-when (:compile-toplevel :load-toplevel :execute)
18 (defun get-g-boxed-foreign-info (name)
19 (get name 'g-boxed-foreign-info)))
21 (defvar *g-type-name->g-boxed-foreign-info* (make-hash-table :test 'equal))
23 (defun get-g-boxed-foreign-info-for-gtype (g-type-designator)
24 (or (gethash (g-type-string g-type-designator) *g-type-name->g-boxed-foreign-info*)
25 (error "Unknown GBoxed type '~A'" (g-type-string g-type-designator))))
27 (defgeneric make-foreign-type (info &key return-p))
29 (define-parse-method g-boxed-foreign (name &rest options)
30 (let ((info (get-g-boxed-foreign-info name)))
31 (assert info nil "Unknown foreign GBoxed type ~A" name)
32 (make-foreign-type info :return-p (member :return options))))
34 (defgeneric boxed-copy-fn (type-info native)
35 (:method (type-info native)
36 (g-boxed-copy (g-boxed-info-g-type type-info) native)))
38 (defmethod boxed-copy-fn :before (type-info native)
39 (format t "(boxed-copy-fn ~A ~A)~%" (g-boxed-info-name type-info) native))
41 (defgeneric boxed-free-fn (type-info native)
42 (:method (type-info native)
43 (g-boxed-free (g-boxed-info-g-type type-info) native)))
45 (defmethod boxed-free-fn :before (type-info native)
46 (format t "(boxed-free-fn ~A ~A)~%" (g-boxed-info-name type-info) native))
48 (defmethod has-callback-cleanup ((type g-boxed-foreign-type))
51 (eval-when (:load-toplevel :compile-toplevel :execute)
52 (defstruct (g-boxed-cstruct-wrapper-info (:include g-boxed-info))
55 (defclass boxed-cstruct-foreign-type (g-boxed-foreign-type) ())
57 (defstruct cstruct-slot-description
64 (defstruct (cstruct-inline-slot-description (:include cstruct-slot-description))
67 (defmethod make-load-form ((object cstruct-slot-description) &optional environment)
68 (make-load-form-saving-slots object :environment environment))
70 (defmethod make-load-form ((object cstruct-inline-slot-description) &optional environment)
71 (make-load-form-saving-slots object :environment environment))
73 (defstruct cstruct-description
77 (defmethod make-load-form ((object cstruct-description) &optional environment)
78 (make-load-form-saving-slots object :environment environment))
80 (defun parse-cstruct-slot (slot)
81 (destructuring-bind (name type &key count initform inline) slot
83 (make-cstruct-inline-slot-description :name name :type (generated-cunion-name type)
84 :count count :initform initform :inline-p inline
85 :boxed-type-name type)
86 (make-cstruct-inline-slot-description :name name :type type
87 :count count :initform initform :inline-p inline))))
89 (defun parse-cstruct-definition (name slots)
90 (make-cstruct-description :name name
91 :slots (mapcar #'parse-cstruct-slot slots)))
93 (defmacro define-g-boxed-cstruct (name g-type-name &body slots)
94 (let ((cstruct-description (parse-cstruct-definition name slots)))
97 ,@(iter (for slot in (cstruct-description-slots cstruct-description))
98 (for name = (cstruct-slot-description-name slot))
99 (for initform = (cstruct-slot-description-initform slot))
100 (collect (list name initform))))
101 (defcstruct ,(generated-cstruct-name name)
102 ,@(iter (for slot in (cstruct-description-slots cstruct-description))
103 (for name = (cstruct-slot-description-name slot))
104 (for type = (cstruct-slot-description-type slot))
105 (for count = (cstruct-slot-description-count slot))
106 (collect `(,name ,type ,@(when count `(:count ,count))))))
107 (defcunion ,(generated-cunion-name name)
108 (,name ,(generated-cstruct-name name)))
109 (eval-when (:compile-toplevel :load-toplevel :execute)
110 (setf (get ',name 'g-boxed-foreign-info)
111 (make-g-boxed-cstruct-wrapper-info :name ',name
113 :cstruct-description ,cstruct-description)
114 (gethash ,g-type-name *g-type-name->g-boxed-foreign-info*)
115 (get ',name 'g-boxed-foreign-info))))))
117 (defmethod make-foreign-type ((info g-boxed-cstruct-wrapper-info) &key return-p)
118 (make-instance 'boxed-cstruct-foreign-type :info info :return-p return-p))
120 (defun memcpy (target source bytes)
121 (iter (for i from 0 below bytes)
122 (setf (mem-aref target :uchar i)
123 (mem-aref source :uchar i))))
125 (defmethod boxed-copy-fn ((info g-boxed-cstruct-wrapper-info) native)
126 (if (g-boxed-info-g-type info)
127 (g-boxed-copy (g-boxed-info-g-type info) native)
128 (let ((copy (foreign-alloc (generated-cstruct-name (g-boxed-info-name info)))))
129 (memcpy copy native (foreign-type-size (generated-cstruct-name (g-boxed-info-name info))))
132 (defmethod boxed-free-fn ((info g-boxed-cstruct-wrapper-info) native)
133 (if (g-boxed-info-g-type info)
134 (g-boxed-free (g-boxed-info-g-type info) native)
135 (foreign-free native)))
137 (defun copy-slots-to-native (proxy native cstruct-description)
138 (iter (with cstruct-type = (generated-cstruct-name (cstruct-description-name cstruct-description)))
139 (for slot in (cstruct-description-slots cstruct-description))
140 (for slot-name = (cstruct-slot-description-name slot))
142 ((cstruct-slot-description-count slot)
143 (iter (with ptr = (foreign-slot-pointer native cstruct-type slot-name))
144 (with array = (slot-value proxy slot-name))
145 (for i from 0 below (cstruct-slot-description-count slot))
146 (setf (mem-aref ptr (cstruct-slot-description-type slot) i)
148 ((cstruct-slot-description-inline-p slot)
149 (let ((info (get-g-boxed-foreign-info (cstruct-inline-slot-description-boxed-type-name slot))))
150 (copy-slots-to-native (slot-value proxy slot-name)
151 (foreign-slot-pointer native cstruct-type slot-name)
152 (g-boxed-cstruct-wrapper-info-cstruct-description info))))
154 (setf (foreign-slot-value native cstruct-type slot-name)
155 (slot-value proxy slot-name))))))
157 (defun copy-slots-to-proxy (proxy native cstruct-description)
158 (iter (with cstruct-type = (generated-cstruct-name (cstruct-description-name cstruct-description)))
159 (for slot in (cstruct-description-slots cstruct-description))
160 (for slot-name = (cstruct-slot-description-name slot))
162 ((cstruct-slot-description-count slot)
163 (setf (slot-value proxy slot-name) (make-array (list (cstruct-slot-description-count slot))))
164 (iter (with ptr = (foreign-slot-pointer native cstruct-type slot-name))
165 (with array = (slot-value proxy slot-name))
166 (for i from 0 below (cstruct-slot-description-count slot))
168 (mem-aref ptr (cstruct-slot-description-type slot) i))))
169 ((cstruct-slot-description-inline-p slot)
170 (let ((info (get-g-boxed-foreign-info (cstruct-inline-slot-description-boxed-type-name slot))))
171 (setf (slot-value proxy slot-name) (make-instance (cstruct-inline-slot-description-boxed-type-name slot)))
172 (copy-slots-to-proxy (slot-value proxy slot-name)
173 (foreign-slot-pointer native cstruct-type slot-name)
174 (g-boxed-cstruct-wrapper-info-cstruct-description info))))
175 (t (setf (slot-value proxy slot-name)
176 (foreign-slot-value native cstruct-type slot-name))))))
178 (defmethod translate-to-foreign (proxy (type boxed-cstruct-foreign-type))
181 (let* ((info (g-boxed-foreign-info type))
182 (native-structure-type (generated-cstruct-name (g-boxed-info-name info))))
183 (with-foreign-object (native-structure native-structure-type)
184 (copy-slots-to-native proxy native-structure (g-boxed-cstruct-wrapper-info-cstruct-description info))
185 (values (boxed-copy-fn info native-structure) proxy)))))
187 (defmethod free-translated-object (native-structure (type boxed-cstruct-foreign-type) proxy)
189 (let ((info (g-boxed-foreign-info type)))
190 (copy-slots-to-proxy proxy native-structure (g-boxed-cstruct-wrapper-info-cstruct-description info))
191 (boxed-free-fn info native-structure))))
193 (defmethod translate-from-foreign (native-structure (type boxed-cstruct-foreign-type))
194 (unless (null-pointer-p native-structure)
195 (let* ((info (g-boxed-foreign-info type))
196 (proxy-structure-type (g-boxed-info-name info))
197 (proxy (make-instance proxy-structure-type)))
198 (copy-slots-to-proxy proxy native-structure (g-boxed-cstruct-wrapper-info-cstruct-description info))
199 (when (g-boxed-foreign-return-p type)
200 (boxed-free-fn info native-structure))
203 (defmethod cleanup-translated-object-for-callback ((type boxed-cstruct-foreign-type) proxy native-structure)
205 (let ((info (g-boxed-foreign-info type)))
206 (copy-slots-to-native proxy native-structure (g-boxed-cstruct-wrapper-info-cstruct-description info)))))
208 (eval-when (:compile-toplevel :load-toplevel :execute)
209 (defstruct (g-boxed-opaque-wrapper-info (:include g-boxed-info))
212 (define-foreign-type boxed-opaque-foreign-type (g-boxed-foreign-type) ())
214 (defclass g-boxed-opaque ()
215 ((pointer :initarg :pointer
217 :accessor g-boxed-opaque-pointer)))
219 (defmethod pointer ((object g-boxed-opaque))
220 (g-boxed-opaque-pointer object))
222 (defmethod make-foreign-type ((info g-boxed-opaque-wrapper-info) &key return-p)
223 (make-instance 'boxed-opaque-foreign-type :info info :return-p return-p))
225 (defmethod translate-to-foreign (proxy (type boxed-opaque-foreign-type))
226 (prog1 (g-boxed-opaque-pointer proxy)
227 (when (g-boxed-foreign-return-p type)
228 (tg:cancel-finalization proxy)
229 (setf (g-boxed-opaque-pointer proxy) nil))))
231 (defmethod free-translated-object (native (type boxed-opaque-foreign-type) param)
232 (declare (ignore native type param)))
234 (defun make-boxed-free-finalizer (type pointer)
235 (lambda () (boxed-free-fn type pointer)))
237 (defmethod translate-from-foreign (native (foreign-type boxed-opaque-foreign-type))
238 (let* ((type (g-boxed-foreign-info foreign-type))
239 (proxy (make-instance (g-boxed-info-name type) :pointer native)))
240 (tg:finalize proxy (make-boxed-free-finalizer type native))))
242 (defmethod cleanup-translated-object-for-callback ((type boxed-opaque-foreign-type) proxy native)
243 (tg:cancel-finalization proxy)
244 (setf (g-boxed-opaque-pointer proxy) nil))
246 (defmacro define-g-boxed-opaque (name g-type-name &key
247 (alloc (error "Alloc must be specified")))
248 (let ((native-copy (gensym "NATIVE-COPY-"))
249 (instance (gensym "INSTANCE-")))
250 `(progn (defclass ,name (g-boxed-opaque) ())
251 (defmethod initialize-instance :after ((,instance ,name) &key &allow-other-keys)
252 (unless (g-boxed-opaque-pointer ,instance)
253 (let ((,native-copy ,alloc))
254 (setf (g-boxed-opaque-pointer ,instance) ,native-copy)
255 (finalize ,instance (make-boxed-free-finalizer (get ',name 'g-boxed-foreign-info) ,native-copy)))))
256 (eval-when (:compile-toplevel :load-toplevel :execute)
257 (setf (get ',name 'g-boxed-foreign-info)
258 (make-g-boxed-opaque-wrapper-info :name ',name
259 :g-type ,g-type-name)
260 (gethash ,g-type-name *g-type-name->g-boxed-foreign-info*)
261 (get ',name 'g-boxed-foreign-info))))))
263 (defstruct var-structure
269 resulting-cstruct-description)
271 (defstruct var-structure-variant
272 discriminating-values
275 (defmethod make-load-form ((object var-structure) &optional env)
276 (make-load-form-saving-slots object :environment env))
278 (defmethod make-load-form ((object var-structure-variant) &optional env)
279 (make-load-form-saving-slots object :environment env))
281 (defun var-struct-all-slots (struct)
283 (append (var-struct-all-slots (var-structure-parent struct))
284 (var-structure-slots struct))))
286 (defun all-structures (structure)
287 (append (iter (for variant in (var-structure-variants structure))
288 (appending (all-structures (var-structure-variant-structure variant))))
291 (defun parse-variant-structure-definition (name slots &optional parent)
292 (iter (with result = (make-var-structure :name name
295 :discriminator-slot nil
298 (if (eq :variant (first slot))
300 (when (var-structure-discriminator-slot result)
301 (error "Structure has more than one discriminator slot"))
302 (setf (var-structure-discriminator-slot result) (second slot)
303 (var-structure-variants result) (parse-variants result (nthcdr 2 slot))))
304 (push (parse-cstruct-slot slot) (var-structure-slots result)))
305 (finally (setf (var-structure-slots result)
306 (reverse (var-structure-slots result)))
308 (set-variant-result-structure result))
311 (defun set-variant-result-structure (var-structure)
312 (setf (var-structure-resulting-cstruct-description var-structure)
313 (make-cstruct-description
315 (var-structure-name var-structure)
318 (when (var-structure-parent var-structure)
319 (cstruct-description-slots (var-structure-resulting-cstruct-description (var-structure-parent var-structure))))
320 (var-structure-slots var-structure))))
321 (iter (for variant in (var-structure-variants var-structure))
322 (for child-var-structure = (var-structure-variant-structure variant))
323 (set-variant-result-structure child-var-structure)))
325 (defun ensure-list (thing)
330 (defun parse-variants (parent variants)
331 (iter (for var-descr in variants)
332 (for (options variant-name . slots) in variants)
334 (make-var-structure-variant
335 :discriminating-values (ensure-list options)
336 :structure (parse-variant-structure-definition variant-name slots parent)))
339 (defpackage :gobject.boxed.generated-names)
341 (defun generated-cstruct-name (symbol)
342 (or (get symbol 'generated-cstruct-name)
343 (setf (get symbol 'generated-cstruct-name) (gentemp (format nil "CSTRUCT-~A" (symbol-name symbol)) (find-package :gobject.boxed.generated-names)))))
345 (defun generated-cunion-name (symbol)
346 (or (get symbol 'generated-cunion-name)
347 (setf (get symbol 'generated-cunion-name) (gentemp (format nil "CUNION-~A" (symbol-name symbol)) (find-package :gobject.boxed.generated-names)))))
349 (defun generated-fn-name (symbol)
350 (or (get symbol 'generated-fn-name)
351 (setf (get symbol 'generated-fn-name) (gentemp (format nil "FN~A" (symbol-name symbol)) (find-package :gobject.boxed.generated-names)))))
353 (defun generate-cstruct-1 (struct)
354 `(defcstruct ,(generated-cstruct-name (cstruct-description-name struct))
355 ,@(iter (for slot in (cstruct-description-slots struct))
356 (collect `(,(cstruct-slot-description-name slot) ,(cstruct-slot-description-type slot)
357 ,@(when (cstruct-slot-description-count slot)
358 `(:count ,(cstruct-slot-description-count slot))))))))
360 (defun generate-c-structures (structure)
361 (iter (for str in (all-structures structure))
362 (for cstruct = (var-structure-resulting-cstruct-description str))
363 (collect (generate-cstruct-1 cstruct))))
365 (defun generate-variant-union (struct)
366 `(defcunion ,(generated-cunion-name (var-structure-name struct))
367 ,@(iter (for str in (all-structures struct))
368 (collect `(,(var-structure-name str)
369 ,(generated-cstruct-name (var-structure-name str)))))))
371 (defun generate-structure-1 (str)
372 `(defstruct ,(if (var-structure-parent str)
373 `(,(var-structure-name str) (:include ,(var-structure-name (var-structure-parent str))
374 (,(var-structure-discriminator-slot (var-structure-parent str))
375 ,(first (var-structure-variant-discriminating-values
377 (var-structure-variants
378 (var-structure-parent str))
379 :key #'var-structure-variant-structure))))))
380 `,(var-structure-name str))
381 ,@(iter (for slot in (var-structure-slots str))
382 (collect `(,(cstruct-slot-description-name slot)
383 ,(cstruct-slot-description-initform slot))))))
385 (defun generate-structures (str)
386 (iter (for variant in (reverse (all-structures str)))
387 (collect (generate-structure-1 variant))))
389 (defun generate-native-type-decision-procedure-1 (str proxy-var)
390 (if (null (var-structure-discriminator-slot str))
391 `(values ',(var-structure-resulting-cstruct-description str))
392 `(typecase ,proxy-var
393 ,@(iter (for variant in (var-structure-variants str))
394 (for v-str = (var-structure-variant-structure variant))
395 (collect `(,(var-structure-name v-str)
396 ,(generate-native-type-decision-procedure-1 v-str proxy-var))))
397 (,(var-structure-name str)
398 (values ',(var-structure-resulting-cstruct-description str))))))
400 (defun generate-proxy-type-decision-procedure-1 (str native-var)
401 (if (null (var-structure-discriminator-slot str))
402 `(values ',(var-structure-name str)
403 ',(var-structure-resulting-cstruct-description str))
404 `(case (foreign-slot-value ,native-var
405 ',(generated-cstruct-name (var-structure-name str))
406 ',(var-structure-discriminator-slot str))
407 ,@(iter (for variant in (var-structure-variants str))
408 (for v-str = (var-structure-variant-structure variant))
409 (collect `(,(var-structure-variant-discriminating-values variant)
410 ,(generate-proxy-type-decision-procedure-1
413 (t (values ',(var-structure-name str)
414 ',(var-structure-resulting-cstruct-description str))))))
416 (defun generate-proxy-type-decision-procedure (str)
417 (let ((native (gensym "NATIVE-")))
419 (declare (ignorable ,native))
420 ,(generate-proxy-type-decision-procedure-1 str native))))
422 (defun generate-native-type-decision-procedure (str)
423 (let ((proxy (gensym "PROXY-")))
425 (declare (ignorable ,proxy))
426 ,(generate-native-type-decision-procedure-1 str proxy))))
428 (defun compile-proxy-type-decision-procedure (str)
429 (compile nil (generate-proxy-type-decision-procedure str)))
431 (defun compile-native-type-decision-procedure (str)
432 (compile nil (generate-native-type-decision-procedure str)))
434 (defstruct (g-boxed-variant-cstruct-info (:include g-boxed-info))
436 native-type-decision-procedure
437 proxy-type-decision-procedure)
439 (defmethod make-load-form ((object g-boxed-variant-cstruct-info) &optional env)
440 (make-load-form-saving-slots object :environment env))
442 (define-foreign-type boxed-variant-cstruct-foreign-type (g-boxed-foreign-type) ())
444 (defmethod make-foreign-type ((info g-boxed-variant-cstruct-info) &key return-p)
445 (make-instance 'boxed-variant-cstruct-foreign-type :info info :return-p return-p))
447 (defmacro define-g-boxed-variant-cstruct (name g-type-name &body slots)
448 (let* ((structure (parse-variant-structure-definition name slots)))
449 `(progn ,@(generate-c-structures structure)
450 ,(generate-variant-union structure)
451 ,@(generate-structures structure)
452 (eval-when (:compile-toplevel :load-toplevel :execute)
453 (setf (get ',name 'g-boxed-foreign-info)
454 (make-g-boxed-variant-cstruct-info :name ',name
457 :native-type-decision-procedure
458 ,(generate-native-type-decision-procedure structure)
459 :proxy-type-decision-procedure
460 ,(generate-proxy-type-decision-procedure structure))
461 (gethash ,g-type-name *g-type-name->g-boxed-foreign-info*)
462 (get ',name 'g-boxed-foreign-info))))))
464 (defun decide-native-type (info proxy)
465 (funcall (g-boxed-variant-cstruct-info-native-type-decision-procedure info) proxy))
467 (defmethod boxed-copy-fn ((info g-boxed-variant-cstruct-info) native)
468 (if (g-boxed-info-g-type info)
469 (g-boxed-copy (g-boxed-info-g-type info) native)
470 (let ((copy (foreign-alloc (generated-cunion-name (g-boxed-info-name info)))))
471 (memcpy copy native (foreign-type-size (generated-cunion-name (g-boxed-info-name info))))
474 (defmethod boxed-free-fn ((info g-boxed-variant-cstruct-info) native)
475 (if (g-boxed-info-g-type info)
476 (g-boxed-free (g-boxed-info-g-type info) native)
477 (foreign-free native)))
479 (defmethod translate-to-foreign (proxy (foreign-type boxed-variant-cstruct-foreign-type))
482 (let* ((type (g-boxed-foreign-info foreign-type))
483 (cstruct-description (decide-native-type type proxy)))
484 (with-foreign-object (native-structure (generated-cunion-name
486 (g-boxed-variant-cstruct-info-root type))))
487 (copy-slots-to-native proxy native-structure cstruct-description)
488 (values (boxed-copy-fn type native-structure) proxy)))))
490 (defun decide-proxy-type (info native-structure)
491 (funcall (g-boxed-variant-cstruct-info-proxy-type-decision-procedure info) native-structure))
493 (defmethod free-translated-object (native (foreign-type boxed-variant-cstruct-foreign-type) proxy)
495 (let ((type (g-boxed-foreign-info foreign-type)))
496 (multiple-value-bind (actual-struct cstruct-description) (decide-proxy-type type native)
497 (unless (eq (type-of proxy) actual-struct)
499 (error "Expected type of boxed variant structure ~A and actual type ~A do not match"
500 (type-of proxy) actual-struct)
501 (skip-parsing-values () (return-from free-translated-object))))
502 (copy-slots-to-proxy proxy native cstruct-description)
503 (boxed-free-fn type native)))))
505 (defmethod translate-from-foreign (native (foreign-type boxed-variant-cstruct-foreign-type))
506 (unless (null-pointer-p native)
507 (let ((type (g-boxed-foreign-info foreign-type)))
508 (multiple-value-bind (actual-struct cstruct-description) (decide-proxy-type type native)
509 (let ((proxy (make-instance actual-struct)))
510 (copy-slots-to-proxy proxy native cstruct-description)
511 (when (g-boxed-foreign-return-p foreign-type)
512 (boxed-free-fn type native))
515 (defmethod cleanup-translated-object-for-callback ((foreign-type boxed-variant-cstruct-foreign-type) proxy native)
517 (let ((type (g-boxed-foreign-info foreign-type)))
518 (let ((cstruct-description (decide-native-type type proxy)))
519 (copy-slots-to-native proxy native cstruct-description)))))
521 (defgeneric boxed-parse-g-value (gvalue-ptr info))
523 (defgeneric boxed-set-g-value (gvalue-ptr info proxy))
525 (defmethod parse-g-value-for-type (gvalue-ptr (type-numeric (eql +g-type-boxed+)) parse-kind)
526 (declare (ignore parse-kind))
527 (if (g-type= (g-value-type gvalue-ptr) (g-strv-get-type))
528 (convert-from-foreign (g-value-get-boxed gvalue-ptr) '(glib:gstrv :free-from-foreign nil))
529 (let ((boxed-type (get-g-boxed-foreign-info-for-gtype (g-value-type gvalue-ptr))))
530 (boxed-parse-g-value gvalue-ptr boxed-type))))
532 (defmethod set-gvalue-for-type (gvalue-ptr (type-numeric (eql +g-type-boxed+)) value)
533 (if (g-type= (g-value-type gvalue-ptr) (g-strv-get-type))
534 (g-value-set-boxed gvalue-ptr (convert-to-foreign value '(glib:gstrv :free-from-foreign nil)))
535 (let ((boxed-type (get-g-boxed-foreign-info-for-gtype (g-value-type gvalue-ptr))))
536 (boxed-set-g-value gvalue-ptr boxed-type value))))
538 (defmethod boxed-parse-g-value (gvalue-ptr (info g-boxed-cstruct-wrapper-info))
539 (translate-from-foreign (g-value-get-boxed gvalue-ptr) (make-foreign-type info :return-p nil)))
541 (defmethod boxed-set-g-value (gvalue-ptr (info g-boxed-cstruct-wrapper-info) proxy)
542 (g-value-take-boxed gvalue-ptr (translate-to-foreign proxy (make-foreign-type info :return-p nil))))
544 (defmethod boxed-parse-g-value (gvalue-ptr (info g-boxed-variant-cstruct-info))
545 (translate-from-foreign (g-value-get-boxed gvalue-ptr) (make-foreign-type info :return-p nil)))
547 (defmethod boxed-set-g-value (gvalue-ptr (info g-boxed-variant-cstruct-info) proxy)
548 (g-value-take-boxed gvalue-ptr (translate-to-foreign proxy (make-foreign-type info :return-p nil))))
550 (defmethod boxed-parse-g-value (gvalue-ptr (info g-boxed-opaque-wrapper-info))
551 (translate-from-foreign (boxed-copy-fn info (g-value-get-boxed gvalue-ptr)) (make-foreign-type info :return-p nil)))
553 (defmethod boxed-set-g-value (gvalue-ptr (info g-boxed-opaque-wrapper-info) proxy)
554 (g-value-set-boxed gvalue-ptr (translate-to-foreign proxy (make-foreign-type info :return-p nil))))
556 (defun boxed-related-symbols (name)
557 (let ((info (get-g-boxed-foreign-info name)))
559 (g-boxed-cstruct-wrapper-info
561 (intern (format nil "MAKE-~A" (symbol-name name)))
562 (intern (format nil "COPY-~A" (symbol-name name))))
563 (iter (for slot in (cstruct-description-slots (g-boxed-cstruct-wrapper-info-cstruct-description info)))
564 (for slot-name = (cstruct-slot-description-name slot))
565 (collect (intern (format nil "~A-~A" (symbol-name name) (symbol-name slot-name)))))))
566 (g-boxed-opaque-wrapper-info
568 (g-boxed-variant-cstruct-info
570 (iter (for var-struct in (all-structures (g-boxed-variant-cstruct-info-root info)))
571 (for s-name = (var-structure-name var-struct))
572 (for cstruct-description = (var-structure-resulting-cstruct-description var-struct))
573 (appending (append (list (intern (format nil "MAKE-~A" (symbol-name s-name)))
574 (intern (format nil "COPY-~A" (symbol-name s-name))))
575 (iter (for slot in (cstruct-description-slots cstruct-description))
576 (for slot-name = (cstruct-slot-description-name slot))
577 (collect (intern (format nil "~A-~A" (symbol-name s-name)
578 (symbol-name slot-name)))))))))))))
580 (defmacro define-boxed-opaque-accessor (boxed-name accessor-name &key type reader writer)
583 `(progn ,@(when reader
584 (list (etypecase reader
585 (symbol `(defun ,accessor-name (,var)
586 (funcall ,reader ,var)))
587 (string `(defcfun (,accessor-name ,reader) ,type
588 (,var (g-boxed-foreign ,boxed-name)))))))
590 (list (etypecase reader
591 (symbol `(defun (setf ,accessor-name) (,n-var ,var)
592 (funcall ,reader ,n-var ,var)))
593 (string `(defun (setf ,accessor-name) (,n-var ,var)
594 (foreign-funcall ,writer (g-boxed-foreign ,boxed-name) ,var ,type ,n-var :void)))))))))