1 /*
2 * Copyright (c) 2005, 2019, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 #include <stdlib.h>
27 #include "gtk_interface.h"
28 #include "com_sun_java_swing_plaf_gtk_GTKEngine.h"
29
30 /* Static buffer for conversion from java.lang.String to UTF-8 */
31 static char conversionBuffer[(CONV_BUFFER_SIZE - 1) * 3 + 1];
32
33 const char *getStrFor(JNIEnv *env, jstring val)
34 {
35 int length = (*env)->GetStringLength(env, val);
36 if (length > CONV_BUFFER_SIZE-1)
37 {
38 length = CONV_BUFFER_SIZE-1;
39 }
40
41 (*env)->GetStringUTFRegion(env, val, 0, length, conversionBuffer);
42 return conversionBuffer;
43 }
44
45 /*
46 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
47 * Method: native_paint_arrow
48 * Signature: (IIILjava/lang/String;IIIII)V
49 */
50 JNIEXPORT void JNICALL
51 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1arrow(
52 JNIEnv *env, jobject this,
53 jint widget_type, jint state, jint shadow_type, jstring detail,
54 jint x, jint y, jint w, jint h, jint arrow_type)
55 {
56 gtk->gdk_threads_enter();
57 gtk->paint_arrow(widget_type, state, shadow_type, getStrFor(env, detail),
58 x, y, w, h, arrow_type, TRUE);
59 gtk->gdk_threads_leave();
60 }
61
62 /*
63 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
64 * Method: native_paint_box
65 * Signature: (IIILjava/lang/String;IIIIII)V
66 */
67 JNIEXPORT void JNICALL
68 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1box(
69 JNIEnv *env, jobject this,
70 jint widget_type, jint state, jint shadow_type, jstring detail,
71 jint x, jint y, jint w, jint h,
72 jint synth_state, jint dir)
73 {
74 gtk->gdk_threads_enter();
75 gtk->paint_box(widget_type, state, shadow_type, getStrFor(env, detail),
76 x, y, w, h, synth_state, dir);
77 gtk->gdk_threads_leave();
78 }
79
80 /*
81 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
82 * Method: native_paint_box_gap
83 * Signature: (IIILjava/lang/String;IIIIIII)V
84 */
85 JNIEXPORT void JNICALL
86 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1box_1gap(
87 JNIEnv *env, jobject this,
88 jint widget_type, jint state, jint shadow_type, jstring detail,
89 jint x, jint y, jint w, jint h,
90 jint gap_side, jint gap_x, jint gap_w)
91 {
92 gtk->gdk_threads_enter();
93 gtk->paint_box_gap(widget_type, state, shadow_type, getStrFor(env, detail),
94 x, y, w, h, gap_side, gap_x, gap_w);
95 gtk->gdk_threads_leave();
96 }
97
98 /*
99 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
100 * Method: native_paint_check
101 * Signature: (IILjava/lang/String;IIII)V
102 */
103 JNIEXPORT void JNICALL
104 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1check(
105 JNIEnv *env, jobject this,
106 jint widget_type, jint synth_state, jstring detail,
107 jint x, jint y, jint w, jint h)
108 {
109 gtk->gdk_threads_enter();
110 gtk->paint_check(widget_type, synth_state, getStrFor(env, detail),
111 x, y, w, h);
112 gtk->gdk_threads_leave();
113 }
114
115 /*
116 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
117 * Method: native_paint_expander
118 * Signature: (IILjava/lang/String;IIIII)V
119 */
120 JNIEXPORT void JNICALL
121 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1expander(
122 JNIEnv *env, jobject this,
123 jint widget_type, jint state, jstring detail,
124 jint x, jint y, jint w, jint h, jint expander_style)
125 {
126 gtk->gdk_threads_enter();
127 gtk->paint_expander(widget_type, state, getStrFor(env, detail),
128 x, y, w, h, expander_style);
129 gtk->gdk_threads_leave();
130 }
131
132 /*
133 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
134 * Method: native_paint_extension
135 * Signature: (IIILjava/lang/String;IIIII)V
136 */
137 JNIEXPORT void JNICALL
138 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1extension(
139 JNIEnv *env, jobject this,
140 jint widget_type, jint state, jint shadow_type, jstring detail,
141 jint x, jint y, jint w, jint h, jint placement)
142 {
143 gtk->gdk_threads_enter();
144 gtk->paint_extension(widget_type, state, shadow_type,
145 getStrFor(env, detail), x, y, w, h, placement);
146 gtk->gdk_threads_leave();
147 }
148
149 /*
150 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
151 * Method: native_paint_flat_box
152 * Signature: (IIILjava/lang/String;IIII)V
153 */
154 JNIEXPORT void JNICALL
155 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1flat_1box(
156 JNIEnv *env, jobject this,
157 jint widget_type, jint state, jint shadow_type, jstring detail,
158 jint x, jint y, jint w, jint h, jboolean has_focus)
159 {
160 gtk->gdk_threads_enter();
161 gtk->paint_flat_box(widget_type, state, shadow_type,
162 getStrFor(env, detail), x, y, w, h, has_focus);
163 gtk->gdk_threads_leave();
164 }
165
166 /*
167 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
168 * Method: native_paint_focus
169 * Signature: (IILjava/lang/String;IIII)V
170 */
171 JNIEXPORT void JNICALL
172 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1focus(
173 JNIEnv *env, jobject this,
174 jint widget_type, jint state, jstring detail,
175 jint x, jint y, jint w, jint h)
176 {
177 gtk->gdk_threads_enter();
178 gtk->paint_focus(widget_type, state, getStrFor(env, detail),
179 x, y, w, h);
180 gtk->gdk_threads_leave();
181 }
182
183 /*
184 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
185 * Method: native_paint_handle
186 * Signature: (IIILjava/lang/String;IIIII)V
187 */
188 JNIEXPORT void JNICALL
189 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1handle(
190 JNIEnv *env, jobject this,
191 jint widget_type, jint state, jint shadow_type, jstring detail,
192 jint x, jint y, jint w, jint h, jint orientation)
193 {
194 gtk->gdk_threads_enter();
195 gtk->paint_handle(widget_type, state, shadow_type, getStrFor(env, detail),
196 x, y, w, h, orientation);
197 gtk->gdk_threads_leave();
198 }
199
200 /*
201 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
202 * Method: native_paint_hline
203 * Signature: (IILjava/lang/String;IIII)V
204 */
205 JNIEXPORT void JNICALL
206 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1hline(
207 JNIEnv *env, jobject this,
208 jint widget_type, jint state, jstring detail,
209 jint x, jint y, jint w, jint h)
210 {
211 gtk->gdk_threads_enter();
212 gtk->paint_hline(widget_type, state, getStrFor(env, detail),
213 x, y, w, h);
214 gtk->gdk_threads_leave();
215 }
216
217 /*
218 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
219 * Method: native_paint_option
220 * Signature: (IILjava/lang/String;IIII)V
221 */
222 JNIEXPORT void JNICALL
223 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1option(
224 JNIEnv *env, jobject this,
225 jint widget_type, jint synth_state, jstring detail,
226 jint x, jint y, jint w, jint h)
227 {
228 gtk->gdk_threads_enter();
229 gtk->paint_option(widget_type, synth_state, getStrFor(env, detail),
230 x, y, w, h);
231 gtk->gdk_threads_leave();
232 }
233
234 /*
235 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
236 * Method: native_paint_shadow
237 * Signature: (IIILjava/lang/String;IIIIII)V
238 */
239 JNIEXPORT void JNICALL
240 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1shadow(
241 JNIEnv *env, jobject this,
242 jint widget_type, jint state, jint shadow_type, jstring detail,
243 jint x, jint y, jint w, jint h,
244 jint synth_state, jint dir)
245 {
246 gtk->gdk_threads_enter();
247 gtk->paint_shadow(widget_type, state, shadow_type, getStrFor(env, detail),
248 x, y, w, h, synth_state, dir);
249 gtk->gdk_threads_leave();
250 }
251
252 /*
253 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
254 * Method: native_paint_slider
255 * Signature: (IIILjava/lang/String;IIIII)V
256 */
257 JNIEXPORT void JNICALL
258 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1slider(
259 JNIEnv *env, jobject this,
260 jint widget_type, jint state, jint shadow_type, jstring detail,
261 jint x, jint y, jint w, jint h, jint orientation, jboolean has_focus)
262 {
263 gtk->gdk_threads_enter();
264 gtk->paint_slider(widget_type, state, shadow_type, getStrFor(env, detail),
265 x, y, w, h, orientation, has_focus);
266 gtk->gdk_threads_leave();
267 }
268
269 /*
270 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
271 * Method: native_paint_vline
272 * Signature: (IILjava/lang/String;IIII)V
273 */
274 JNIEXPORT void JNICALL
275 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1vline(
276 JNIEnv *env, jobject this,
277 jint widget_type, jint state, jstring detail,
278 jint x, jint y, jint w, jint h)
279 {
280 gtk->gdk_threads_enter();
281 gtk->paint_vline(widget_type, state, getStrFor(env, detail),
282 x, y, w, h);
283 gtk->gdk_threads_leave();
284 }
285
286 /*
287 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
288 * Method: native_paint_background
289 * Signature: (IIIIII)V
290 */
291 JNIEXPORT void JNICALL
292 Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1paint_1background(
293 JNIEnv *env, jobject this, jint widget_type, jint state,
294 jint x, jint y, jint w, jint h)
295 {
296 gtk->gdk_threads_enter();
297 gtk->paint_background(widget_type, state, x, y, w, h);
298 gtk->gdk_threads_leave();
299 }
300
301 /*
302 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
303 * Method: nativeStartPainting
304 * Signature: (II)V
305 */
306 JNIEXPORT void JNICALL
307 Java_com_sun_java_swing_plaf_gtk_GTKEngine_nativeStartPainting(
308 JNIEnv *env, jobject this, jint w, jint h)
309 {
310 gtk->gdk_threads_enter();
311 gtk->init_painting(env, w, h);
312 gtk->gdk_threads_leave();
313 }
314
315 /*
316 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
317 * Method: nativeFinishPainting
318 * Signature: ([III)I
319 */
320 JNIEXPORT jint JNICALL
321 Java_com_sun_java_swing_plaf_gtk_GTKEngine_nativeFinishPainting(
322 JNIEnv *env, jobject this, jintArray dest, jint width, jint height)
323 {
324 jint transparency;
325 gint *buffer = (gint*) (*env)->GetPrimitiveArrayCritical(env, dest, 0);
326 gtk->gdk_threads_enter();
327 transparency = gtk->copy_image(buffer, width, height);
328 gtk->gdk_threads_leave();
329 (*env)->ReleasePrimitiveArrayCritical(env, dest, buffer, 0);
330 return transparency;
331 }
332
333 /*
334 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
335 * Method: native_switch_theme
336 * Signature: ()V
337 */
338 JNIEXPORT void JNICALL Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1switch_1theme(
339 JNIEnv *env, jobject this)
340 {
341 // Note that flush_gtk_event_loop takes care of locks (7053002)
342 gtk->gdk_threads_enter();
343 gtk->flush_event_loop();
344 gtk->gdk_threads_leave();
345 }
346
347 /*
348 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
349 * Method: native_get_gtk_setting
350 * Signature: (I)Ljava/lang/Object;
351 */
352 JNIEXPORT jobject JNICALL Java_com_sun_java_swing_plaf_gtk_GTKEngine_native_1get_1gtk_1setting(
353 JNIEnv *env, jobject this, jint property)
354 {
355 jobject obj;
356 gtk->gdk_threads_enter();
357 obj = gtk->get_setting(env, property);
358 gtk->gdk_threads_leave();
359 return obj;
360 }
361
362 /*
363 * Class: com_sun_java_swing_plaf_gtk_GTKEngine
364 * Method: nativeSetRangeValue
365 * Signature: (IDDDD)V
366 */
367 JNIEXPORT void JNICALL
368 Java_com_sun_java_swing_plaf_gtk_GTKEngine_nativeSetRangeValue(
369 JNIEnv *env, jobject this, jint widget_type,
370 jdouble value, jdouble min, jdouble max, jdouble visible)
371 {
372 gtk->gdk_threads_enter();
373 gtk->set_range_value(widget_type, value, min, max, visible);
374 gtk->gdk_threads_leave();
375 }