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1 | ;; Common Lisp bindings for GTK+ v2.x |
2 | ;; Copyright 2000-2005 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. |
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22 | |
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23 | ;; $Id: gparam.lisp,v 1.19 2006-02-06 18:12:19 espen Exp $ |
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24 | |
25 | (in-package "GLIB") |
26 | |
27 | (deftype gvalue () 'pointer) |
28 | |
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29 | (register-type 'gvalue '|g_value_get_type|) |
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30 | |
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31 | (eval-when (:compile-toplevel :load-toplevel :execute) |
32 | (defbinding (size-of-gvalue "size_of_gvalue") () unsigned-int)) |
33 | |
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34 | ;(defconstant +gvalue-size+ (+ (size-of 'type-number) (* 2 (size-of 'double-float)))) |
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35 | (defconstant +gvalue-size+ #.(size-of-gvalue)) |
36 | |
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37 | (defconstant +gvalue-value-offset+ (size-of 'type-number)) |
38 | |
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39 | (defbinding (%gvalue-init "g_value_init") () nil |
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40 | (value gvalue) |
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41 | (type type-number)) |
42 | |
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43 | (defbinding (gvalue-unset "g_value_unset") () nil |
44 | (value gvalue)) |
45 | |
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46 | (defun gvalue-init (gvalue type &optional (value nil value-p)) |
47 | (%gvalue-init gvalue (find-type-number type)) |
48 | (when value-p |
49 | (funcall (writer-function type) value gvalue +gvalue-value-offset+))) |
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50 | |
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51 | (defun gvalue-new (&optional type (value nil value-p)) |
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52 | (let ((gvalue (allocate-memory +gvalue-size+))) |
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53 | (cond |
54 | (value-p (gvalue-init gvalue type value)) |
55 | (type (gvalue-init gvalue type))) |
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56 | gvalue)) |
57 | |
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58 | (defun gvalue-free (gvalue &optional (unset-p t)) |
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59 | (unless (null-pointer-p gvalue) |
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60 | (when unset-p |
61 | (gvalue-unset gvalue)) |
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62 | (deallocate-memory gvalue))) |
63 | |
64 | (defun gvalue-type (gvalue) |
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65 | (type-from-number (sap-ref-32 gvalue 0))) |
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66 | |
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67 | (defun gvalue-get (gvalue &optional weak-p) |
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68 | (funcall (reader-function (gvalue-type gvalue)) |
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69 | gvalue +gvalue-value-offset+ weak-p)) |
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70 | |
71 | (defun gvalue-set (gvalue value) |
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72 | (funcall (writer-function (gvalue-type gvalue)) |
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73 | value gvalue +gvalue-value-offset+) |
74 | value) |
75 | |
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76 | (defbinding (gvalue-p "g_type_check_value") () boolean |
77 | (location pointer)) |
78 | |
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79 | (defmacro with-gvalue ((gvalue &optional type (value nil value-p)) &body body) |
80 | `(let ((,gvalue ,(cond |
81 | ((and type value-p) `(gvalue-new ,type ,value)) |
82 | (type `(gvalue-new ,type)) |
83 | (`(gvalue-new))))) |
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84 | (unwind-protect |
85 | (progn |
86 | ,@body |
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87 | ,(unless value-p `(gvalue-get ,gvalue))) |
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88 | (gvalue-free ,gvalue)))) |
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89 | |
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90 | |
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91 | (deftype param-flag-type () |
92 | '(flags |
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93 | (:readable 1) |
94 | (:writable 2) |
95 | (:construct 4) |
96 | (:construct-only 8) |
97 | (:lax-validation 16) |
98 | (:private 32))) |
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99 | |
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100 | (eval-when (:compile-toplevel :load-toplevel :execute) |
101 | (defclass param-spec-class (ginstance-class) |
102 | ()) |
103 | |
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104 | (defmethod validate-superclass ((class param-spec-class) (super standard-class)) |
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105 | t ;(subtypep (class-name super) 'param) |
106 | )) |
107 | |
108 | |
109 | (defbinding %param-spec-ref () pointer |
110 | (location pointer)) |
111 | |
112 | (defbinding %param-spec-unref () nil |
113 | (location pointer)) |
114 | |
115 | (defmethod reference-foreign ((class param-spec-class) location) |
116 | (declare (ignore class)) |
117 | (%param-spec-ref location)) |
118 | |
119 | (defmethod unreference-foreign ((class param-spec-class) location) |
120 | (declare (ignore class)) |
121 | (%param-spec-unref location)) |
122 | |
123 | |
124 | |
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125 | ;; TODO: rename to param-spec |
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126 | (defclass param (ginstance) |
127 | ((name |
128 | :allocation :alien |
129 | :reader param-name |
130 | :type string) |
131 | (flags |
132 | :allocation :alien |
133 | :reader param-flags |
134 | :type param-flag-type) |
135 | (value-type |
136 | :allocation :alien |
137 | :reader param-value-type |
138 | :type type-number) |
139 | (owner-type |
140 | :allocation :alien |
141 | :reader param-owner-type |
142 | :type type-number) |
143 | (nickname |
144 | :allocation :virtual |
145 | :getter "g_param_spec_get_nick" |
146 | :reader param-nickname |
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147 | :type (copy-of string)) |
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148 | (documentation |
149 | :allocation :virtual |
150 | :getter "g_param_spec_get_blurb" |
151 | :reader param-documentation |
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152 | :type (copy-of string))) |
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153 | (:metaclass param-spec-class) |
154 | (:gtype "GParam")) |
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155 | |
156 | |
157 | (defclass param-char (param) |
158 | ((minimum |
159 | :allocation :alien |
160 | :reader param-char-minimum |
161 | :type char) |
162 | (maximum |
163 | :allocation :alien |
164 | :reader param-char-maximum |
165 | :type char) |
166 | (default-value |
167 | :allocation :alien |
168 | :reader param-char-default-value |
169 | :type char)) |
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170 | (:metaclass param-spec-class) |
171 | (:gtype "GParamChar")) |
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172 | |
173 | (defclass param-unsigned-char (param) |
174 | ( |
175 | ; (minimum |
176 | ; :allocation :alien |
177 | ; :reader param-unsigned-char-minimum |
178 | ; :type unsigned-char) |
179 | ; (maximum |
180 | ; :allocation :alien |
181 | ; :reader param-unsigned-char-maximum |
182 | ; :type unsigned-char) |
183 | ; (default-value |
184 | ; :allocation :alien |
185 | ; :reader param-unsigned-char-default-value |
186 | ; :type unsigned-char) |
187 | ) |
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188 | (:metaclass param-spec-class) |
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189 | (:gtype "GParamUChar")) |
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190 | |
191 | (defclass param-boolean (param) |
192 | ((default-value |
193 | :allocation :alien |
194 | :reader param-boolean-default-value |
195 | :type boolean)) |
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196 | (:metaclass param-spec-class) |
197 | (:gtype "GParamBoolean")) |
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198 | |
199 | (defclass param-int (param) |
200 | ((minimum |
201 | :allocation :alien |
202 | :reader param-int-minimum |
203 | :type int) |
204 | (maximum |
205 | :allocation :alien |
206 | :reader param-int-maximum |
207 | :type int) |
208 | (default-value |
209 | :allocation :alien |
210 | :reader param-int-default-value |
211 | :type int)) |
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212 | (:metaclass param-spec-class) |
213 | (:gtype "GParamInt")) |
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214 | |
215 | (defclass param-unsigned-int (param) |
216 | ((minimum |
217 | :allocation :alien |
218 | :reader param-unsigned-int-minimum |
219 | :type unsigned-int) |
220 | (maximum |
221 | :allocation :alien |
222 | :reader param-unsigned-int-maximum |
223 | :type unsigned-int) |
224 | (default-value |
225 | :allocation :alien |
226 | :reader param-unsigned-int-default-value |
227 | :type unsigned-int)) |
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228 | (:metaclass param-spec-class) |
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229 | (:gtype "GParamUInt")) |
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230 | |
231 | (defclass param-long (param) |
232 | ((minimum |
233 | :allocation :alien |
234 | :reader param-long-minimum |
235 | :type long) |
236 | (maximum |
237 | :allocation :alien |
238 | :reader param-long-maximum |
239 | :type long) |
240 | (default-value |
241 | :allocation :alien |
242 | :reader param-long-default-value |
243 | :type long)) |
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244 | (:metaclass param-spec-class) |
245 | (:gtype "GParam")) |
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246 | |
247 | (defclass param-unsigned-long (param) |
248 | ((minimum |
249 | :allocation :alien |
250 | :reader param-unsigned-long-minimum |
251 | :type unsigned-long) |
252 | (maximum |
253 | :allocation :alien |
254 | :reader param-unsigned-long-maximum |
255 | :type unsigned-long) |
256 | (default-value |
257 | :allocation :alien |
258 | :reader param-unsigned-long-default-value |
259 | :type unsigned-long)) |
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260 | (:metaclass param-spec-class) |
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261 | (:gtype "GParamULong")) |
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262 | |
263 | (defclass param-unichar (param) |
264 | () |
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265 | (:metaclass param-spec-class) |
266 | (:gtype "GParamUnichar")) |
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267 | |
268 | (defclass param-enum (param) |
269 | ((class |
270 | :allocation :alien |
271 | :reader param-enum-class |
272 | :type pointer) |
273 | (default-value |
274 | :allocation :alien |
275 | :reader param-enum-default-value |
276 | :type long)) |
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277 | (:metaclass param-spec-class) |
278 | (:gtype "GParamEnum")) |
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279 | |
280 | (defclass param-flags (param) |
281 | ((class |
282 | :allocation :alien |
283 | :reader param-flags-class |
284 | :type pointer) |
285 | (default-value |
286 | :allocation :alien |
287 | :reader param-flags-default-value |
288 | :type long)) |
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289 | (:metaclass param-spec-class) |
290 | (:gtype "GParamFlags")) |
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291 | |
292 | (defclass param-single-float (param) |
293 | ((minimum |
294 | :allocation :alien |
295 | :reader param-single-float-minimum |
296 | :type single-float) |
297 | (maximum |
298 | :allocation :alien |
299 | :reader param-single-float-maximum |
300 | :type single-float) |
301 | (default-value |
302 | :allocation :alien |
303 | :reader param-single-float-default-value |
304 | :type single-float) |
305 | (epsilon |
306 | :allocation :alien |
307 | :reader param-single-float-epsilon |
308 | :type single-float)) |
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309 | (:metaclass param-spec-class) |
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310 | (:gtype "GParamFloat")) |
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311 | |
312 | (defclass param-double-float (param) |
313 | ((minimum |
314 | :allocation :alien |
315 | :reader param-double-float-minimum |
316 | :type double-float) |
317 | (maximum |
318 | :allocation :alien |
319 | :reader param-double-float-maximum |
320 | :type double-float) |
321 | (default-value |
322 | :allocation :alien |
323 | :reader param-double-float-default-value |
324 | :type double-float) |
325 | (epsilon |
326 | :allocation :alien |
327 | :reader param-double-float-epsilon |
328 | :type double-float)) |
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329 | (:metaclass param-spec-class) |
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330 | (:gtype "GParamDouble")) |
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331 | |
332 | (defclass param-string (param) |
333 | ((default-value |
334 | :allocation :alien |
335 | :reader param-string-default-value |
336 | :type string)) |
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337 | (:metaclass param-spec-class) |
338 | (:gtype "GParamString")) |
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339 | |
340 | (defclass param-param (param) |
341 | () |
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342 | (:metaclass param-spec-class) |
343 | (:gtype "GParamParam")) |
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344 | |
345 | (defclass param-boxed (param) |
346 | () |
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347 | (:metaclass param-spec-class) |
348 | (:gtype "GParamBoxed")) |
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349 | |
350 | (defclass param-pointer (param) |
351 | () |
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352 | (:metaclass param-spec-class) |
353 | (:gtype "GParamPointer")) |
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354 | |
355 | (defclass param-value-array (param) |
356 | ((element-spec |
357 | :allocation :alien |
358 | :reader param-value-array-element-spec |
359 | :type param) |
360 | (length |
361 | :allocation :alien |
362 | :reader param-value-array-length |
363 | :type unsigned-int)) |
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364 | (:metaclass param-spec-class) |
365 | (:gtype "GParamValueArray")) |
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366 | |
367 | (defclass param-object (param) |
368 | () |
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369 | (:metaclass param-spec-class) |
370 | (:gtype "GParamObject")) |
371 | |
372 | (defclass param-overrride (param) |
373 | () |
374 | (:metaclass param-spec-class) |
375 | (:gtype "GParamOverride")) |