1 ;; Common Lisp bindings for GTK+ v2.0
2 ;; Copyright (C) 2000-2005 Espen S. Johnsen <espen@users.sf.net>
4 ;; This library is free software; you can redistribute it and/or
5 ;; modify it under the terms of the GNU Lesser General Public
6 ;; License as published by the Free Software Foundation; either
7 ;; version 2 of the License, or (at your option) any later version.
9 ;; This library is distributed in the hope that it will be useful,
10 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
11 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 ;; Lesser General Public License for more details.
14 ;; You should have received a copy of the GNU Lesser General Public
15 ;; License along with this library; if not, write to the Free Software
16 ;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 ;; $Id: gparam.lisp,v 1.16 2005/03/06 17:26:23 espen Exp $
22 (deftype gvalue () 'pointer)
24 (register-type 'gvalue '|g_value_get_type|)
26 (eval-when (:compile-toplevel :load-toplevel :execute)
27 (defbinding (size-of-gvalue "size_of_gvalue") () unsigned-int))
29 ;(defconstant +gvalue-size+ (+ (size-of 'type-number) (* 2 (size-of 'double-float))))
30 (defconstant +gvalue-size+ #.(size-of-gvalue))
32 (defconstant +gvalue-value-offset+ (size-of 'type-number))
34 (defbinding (%gvalue-init "g_value_init") () nil
38 (defbinding (gvalue-unset "g_value_unset") () nil
41 (defun gvalue-init (gvalue type &optional (value nil value-p))
42 (%gvalue-init gvalue (find-type-number type))
44 (funcall (writer-function type) value gvalue +gvalue-value-offset+)))
46 (defun gvalue-new (&optional type (value nil value-p))
47 (let ((gvalue (allocate-memory +gvalue-size+)))
49 (value-p (gvalue-init gvalue type value))
50 (type (gvalue-init gvalue type)))
53 (defun gvalue-free (gvalue &optional (unset-p t))
54 (unless (null-pointer-p gvalue)
56 (gvalue-unset gvalue))
57 (deallocate-memory gvalue)))
59 (defun gvalue-type (gvalue)
60 (type-from-number (sap-ref-32 gvalue 0)))
62 (defun gvalue-get (gvalue)
63 (funcall (reader-function (gvalue-type gvalue))
64 gvalue +gvalue-value-offset+))
66 (defun gvalue-set (gvalue value)
67 (funcall (writer-function (gvalue-type gvalue))
68 value gvalue +gvalue-value-offset+)
71 (defbinding (gvalue-p "g_type_check_value") () boolean
74 (defmacro with-gvalue ((gvalue &optional type (value nil value-p)) &body body)
75 `(let ((,gvalue ,(cond
76 ((and type value-p) `(gvalue-new ,type ,value))
77 (type `(gvalue-new ,type))
82 ,(unless value-p `(gvalue-get ,gvalue)))
83 (gvalue-free ,gvalue))))
86 (deftype param-flag-type ()
95 (eval-when (:compile-toplevel :load-toplevel :execute)
96 (defclass param-spec-class (ginstance-class)
99 (defmethod validate-superclass ((class param-spec-class) (super standard-class))
100 t ;(subtypep (class-name super) 'param)
104 (defbinding %param-spec-ref () pointer
107 (defbinding %param-spec-unref () nil
110 (defmethod reference-foreign ((class param-spec-class) location)
111 (declare (ignore class))
112 (%param-spec-ref location))
114 (defmethod unreference-foreign ((class param-spec-class) location)
115 (declare (ignore class))
116 (%param-spec-unref location))
120 ;; TODO: rename to param-spec
121 (defclass param (ginstance)
129 :type param-flag-type)
132 :reader param-value-type
136 :reader param-owner-type
140 :getter "g_param_spec_get_nick"
141 :reader param-nickname
142 :type (copy-of string))
145 :getter "g_param_spec_get_blurb"
146 :reader param-documentation
147 :type (copy-of string)))
148 (:metaclass param-spec-class)
152 (defclass param-char (param)
155 :reader param-char-minimum
159 :reader param-char-maximum
163 :reader param-char-default-value
165 (:metaclass param-spec-class)
166 (:gtype "GParamChar"))
168 (defclass param-unsigned-char (param)
172 ; :reader param-unsigned-char-minimum
173 ; :type unsigned-char)
176 ; :reader param-unsigned-char-maximum
177 ; :type unsigned-char)
180 ; :reader param-unsigned-char-default-value
181 ; :type unsigned-char)
183 (:metaclass param-spec-class)
184 (:gtype "GParamUChar"))
186 (defclass param-boolean (param)
189 :reader param-boolean-default-value
191 (:metaclass param-spec-class)
192 (:gtype "GParamBoolean"))
194 (defclass param-int (param)
197 :reader param-int-minimum
201 :reader param-int-maximum
205 :reader param-int-default-value
207 (:metaclass param-spec-class)
208 (:gtype "GParamInt"))
210 (defclass param-unsigned-int (param)
213 :reader param-unsigned-int-minimum
217 :reader param-unsigned-int-maximum
221 :reader param-unsigned-int-default-value
223 (:metaclass param-spec-class)
224 (:gtype "GParamUInt"))
226 (defclass param-long (param)
229 :reader param-long-minimum
233 :reader param-long-maximum
237 :reader param-long-default-value
239 (:metaclass param-spec-class)
242 (defclass param-unsigned-long (param)
245 :reader param-unsigned-long-minimum
249 :reader param-unsigned-long-maximum
253 :reader param-unsigned-long-default-value
254 :type unsigned-long))
255 (:metaclass param-spec-class)
256 (:gtype "GParamULong"))
258 (defclass param-unichar (param)
260 (:metaclass param-spec-class)
261 (:gtype "GParamUnichar"))
263 (defclass param-enum (param)
266 :reader param-enum-class
270 :reader param-enum-default-value
272 (:metaclass param-spec-class)
273 (:gtype "GParamEnum"))
275 (defclass param-flags (param)
278 :reader param-flags-class
282 :reader param-flags-default-value
284 (:metaclass param-spec-class)
285 (:gtype "GParamFlags"))
287 (defclass param-single-float (param)
290 :reader param-single-float-minimum
294 :reader param-single-float-maximum
298 :reader param-single-float-default-value
302 :reader param-single-float-epsilon
304 (:metaclass param-spec-class)
305 (:gtype "GParamFloat"))
307 (defclass param-double-float (param)
310 :reader param-double-float-minimum
314 :reader param-double-float-maximum
318 :reader param-double-float-default-value
322 :reader param-double-float-epsilon
324 (:metaclass param-spec-class)
325 (:gtype "GParamDouble"))
327 (defclass param-string (param)
330 :reader param-string-default-value
332 (:metaclass param-spec-class)
333 (:gtype "GParamString"))
335 (defclass param-param (param)
337 (:metaclass param-spec-class)
338 (:gtype "GParamParam"))
340 (defclass param-boxed (param)
342 (:metaclass param-spec-class)
343 (:gtype "GParamBoxed"))
345 (defclass param-pointer (param)
347 (:metaclass param-spec-class)
348 (:gtype "GParamPointer"))
350 (defclass param-value-array (param)
353 :reader param-value-array-element-spec
357 :reader param-value-array-length
359 (:metaclass param-spec-class)
360 (:gtype "GParamValueArray"))
362 (defclass param-object (param)
364 (:metaclass param-spec-class)
365 (:gtype "GParamObject"))
367 (defclass param-overrride (param)
369 (:metaclass param-spec-class)
370 (:gtype "GParamOverride"))