|
1 /* |
|
2 * Copyright 2004-2006 Sun Microsystems, Inc. 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. Sun designates this |
|
8 * particular file as subject to the "Classpath" exception as provided |
|
9 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
|
22 * CA 95054 USA or visit www.sun.com if you need additional information or |
|
23 * have any questions. |
|
24 */ |
|
25 |
|
26 #include <stdlib.h> |
|
27 #include <string.h> |
|
28 #include <unistd.h> |
|
29 #include <dlfcn.h> |
|
30 |
|
31 #include <jni.h> |
|
32 #include "sun_awt_UNIXToolkit.h" |
|
33 |
|
34 #ifndef HEADLESS |
|
35 #include "awt.h" |
|
36 #include "gtk2_interface.h" |
|
37 #endif /* !HEADLESS */ |
|
38 |
|
39 |
|
40 static jclass this_class = NULL; |
|
41 static jmethodID icon_upcall_method = NULL; |
|
42 |
|
43 |
|
44 /* |
|
45 * Class: sun_awt_UNIXToolkit |
|
46 * Method: check_gtk |
|
47 * Signature: ()Z |
|
48 */ |
|
49 JNIEXPORT jboolean JNICALL |
|
50 Java_sun_awt_UNIXToolkit_check_1gtk(JNIEnv *env, jclass klass) |
|
51 { |
|
52 #ifndef HEADLESS |
|
53 return (jboolean)gtk2_check_version(); |
|
54 #else |
|
55 return JNI_FALSE; |
|
56 #endif /* !HEADLESS */ |
|
57 } |
|
58 |
|
59 |
|
60 /* |
|
61 * Class: sun_awt_UNIXToolkit |
|
62 * Method: load_gtk |
|
63 * Signature: ()Z |
|
64 */ |
|
65 JNIEXPORT jboolean JNICALL |
|
66 Java_sun_awt_UNIXToolkit_load_1gtk(JNIEnv *env, jclass klass) |
|
67 { |
|
68 #ifndef HEADLESS |
|
69 return (jboolean)gtk2_load(); |
|
70 #else |
|
71 return JNI_FALSE; |
|
72 #endif /* !HEADLESS */ |
|
73 } |
|
74 |
|
75 |
|
76 /* |
|
77 * Class: sun_awt_UNIXToolkit |
|
78 * Method: unload_gtk |
|
79 * Signature: ()Z |
|
80 */ |
|
81 JNIEXPORT jboolean JNICALL |
|
82 Java_sun_awt_UNIXToolkit_unload_1gtk(JNIEnv *env, jclass klass) |
|
83 { |
|
84 #ifndef HEADLESS |
|
85 return (jboolean)gtk2_unload(); |
|
86 #else |
|
87 return JNI_FALSE; |
|
88 #endif /* !HEADLESS */ |
|
89 } |
|
90 |
|
91 jboolean _icon_upcall(JNIEnv *env, jobject this, GdkPixbuf *pixbuf) |
|
92 { |
|
93 jboolean result = JNI_FALSE; |
|
94 |
|
95 if (this_class == NULL) { |
|
96 this_class = (*env)->NewGlobalRef(env, |
|
97 (*env)->GetObjectClass(env, this)); |
|
98 icon_upcall_method = (*env)->GetMethodID(env, this_class, |
|
99 "loadIconCallback", "([BIIIIIZ)V"); |
|
100 } |
|
101 |
|
102 if (pixbuf != NULL) |
|
103 { |
|
104 guchar *pixbuf_data = (*fp_gdk_pixbuf_get_pixels)(pixbuf); |
|
105 int row_stride = (*fp_gdk_pixbuf_get_rowstride)(pixbuf); |
|
106 int width = (*fp_gdk_pixbuf_get_width)(pixbuf); |
|
107 int height = (*fp_gdk_pixbuf_get_height)(pixbuf); |
|
108 int bps = (*fp_gdk_pixbuf_get_bits_per_sample)(pixbuf); |
|
109 int channels = (*fp_gdk_pixbuf_get_n_channels)(pixbuf); |
|
110 gboolean alpha = (*fp_gdk_pixbuf_get_has_alpha)(pixbuf); |
|
111 |
|
112 /* Copy the data array into a Java structure so we can pass it back. */ |
|
113 jbyteArray data = (*env)->NewByteArray(env, (row_stride * height)); |
|
114 (*env)->SetByteArrayRegion(env, data, 0, (row_stride * height), |
|
115 pixbuf_data); |
|
116 |
|
117 /* Release the pixbuf. */ |
|
118 (*fp_g_object_unref)(pixbuf); |
|
119 |
|
120 /* Call the callback method to create the image on the Java side. */ |
|
121 (*env)->CallVoidMethod(env, this, icon_upcall_method, data, |
|
122 width, height, row_stride, bps, channels, alpha); |
|
123 result = JNI_TRUE; |
|
124 } |
|
125 return result; |
|
126 } |
|
127 |
|
128 /* |
|
129 * Class: sun_awt_UNIXToolkit |
|
130 * Method: load_gtk_icon |
|
131 * Signature: (Ljava/lang/String)Z |
|
132 * |
|
133 * This method assumes that GTK libs are present. |
|
134 */ |
|
135 JNIEXPORT jboolean JNICALL |
|
136 Java_sun_awt_UNIXToolkit_load_1gtk_1icon(JNIEnv *env, jobject this, |
|
137 jstring filename) |
|
138 { |
|
139 #ifndef HEADLESS |
|
140 int len; |
|
141 char *filename_str = NULL; |
|
142 GError **error = NULL; |
|
143 GdkPixbuf *pixbuf; |
|
144 |
|
145 if (filename == NULL) |
|
146 { |
|
147 return JNI_FALSE; |
|
148 } |
|
149 |
|
150 len = (*env)->GetStringUTFLength(env, filename); |
|
151 filename_str = (char *)malloc(sizeof(char) * (len + 1)); |
|
152 if (filename_str == NULL) { |
|
153 JNU_ThrowOutOfMemoryError(env, "OutOfMemoryError"); |
|
154 return JNI_FALSE; |
|
155 } |
|
156 (*env)->GetStringUTFRegion(env, filename, 0, len, filename_str); |
|
157 pixbuf = (*fp_gdk_pixbuf_new_from_file)(filename_str, error); |
|
158 |
|
159 /* Release the strings we've allocated. */ |
|
160 free(filename_str); |
|
161 |
|
162 return _icon_upcall(env, this, pixbuf); |
|
163 #else /* HEADLESS */ |
|
164 return JNI_FALSE; |
|
165 #endif /* !HEADLESS */ |
|
166 } |
|
167 |
|
168 /* |
|
169 * Class: sun_awt_UNIXToolkit |
|
170 * Method: load_stock_icon |
|
171 * Signature: (ILjava/lang/String;IILjava/lang/String;)Z |
|
172 * |
|
173 * This method assumes that GTK libs are present. |
|
174 */ |
|
175 JNIEXPORT jboolean JNICALL |
|
176 Java_sun_awt_UNIXToolkit_load_1stock_1icon(JNIEnv *env, jobject this, |
|
177 jint widget_type, jstring stock_id, jint icon_size, |
|
178 jint text_direction, jstring detail) |
|
179 { |
|
180 #ifndef HEADLESS |
|
181 int len; |
|
182 char *stock_id_str = NULL; |
|
183 char *detail_str = NULL; |
|
184 GdkPixbuf *pixbuf; |
|
185 |
|
186 if (stock_id == NULL) |
|
187 { |
|
188 return JNI_FALSE; |
|
189 } |
|
190 |
|
191 len = (*env)->GetStringUTFLength(env, stock_id); |
|
192 stock_id_str = (char *)malloc(sizeof(char) * (len + 1)); |
|
193 if (stock_id_str == NULL) { |
|
194 JNU_ThrowOutOfMemoryError(env, "OutOfMemoryError"); |
|
195 return JNI_FALSE; |
|
196 } |
|
197 (*env)->GetStringUTFRegion(env, stock_id, 0, len, stock_id_str); |
|
198 |
|
199 /* Detail isn't required so check for NULL. */ |
|
200 if (detail != NULL) |
|
201 { |
|
202 len = (*env)->GetStringUTFLength(env, detail); |
|
203 detail_str = (char *)malloc(sizeof(char) * (len + 1)); |
|
204 if (detail_str == NULL) { |
|
205 JNU_ThrowOutOfMemoryError(env, "OutOfMemoryError"); |
|
206 return JNI_FALSE; |
|
207 } |
|
208 (*env)->GetStringUTFRegion(env, detail, 0, len, detail_str); |
|
209 } |
|
210 |
|
211 pixbuf = gtk2_get_stock_icon(widget_type, stock_id_str, icon_size, |
|
212 text_direction, detail_str); |
|
213 |
|
214 /* Release the strings we've allocated. */ |
|
215 free(stock_id_str); |
|
216 if (detail_str != NULL) |
|
217 { |
|
218 free(detail_str); |
|
219 } |
|
220 |
|
221 return _icon_upcall(env, this, pixbuf); |
|
222 #else /* HEADLESS */ |
|
223 return JNI_FALSE; |
|
224 #endif /* !HEADLESS */ |
|
225 } |
|
226 |
|
227 /* |
|
228 * Class: sun_awt_UNIXToolkit |
|
229 * Method: nativeSync |
|
230 * Signature: ()V |
|
231 */ |
|
232 JNIEXPORT void JNICALL |
|
233 Java_sun_awt_UNIXToolkit_nativeSync(JNIEnv *env, jobject this) |
|
234 { |
|
235 #ifndef HEADLESS |
|
236 AWT_LOCK(); |
|
237 XSync(awt_display, False); |
|
238 AWT_UNLOCK(); |
|
239 #endif /* !HEADLESS */ |
|
240 } |
|
241 |
|
242 /* |
|
243 * Class: sun_awt_SunToolkit |
|
244 * Method: closeSplashScreen |
|
245 * Signature: ()V |
|
246 */ |
|
247 JNIEXPORT void JNICALL |
|
248 Java_sun_awt_SunToolkit_closeSplashScreen(JNIEnv *env, jclass cls) |
|
249 { |
|
250 typedef void (*SplashClose_t)(); |
|
251 SplashClose_t splashClose; |
|
252 void* hSplashLib = dlopen(0, RTLD_LAZY); |
|
253 if (!hSplashLib) { |
|
254 return; |
|
255 } |
|
256 splashClose = (SplashClose_t)dlsym(hSplashLib, |
|
257 "SplashClose"); |
|
258 if (splashClose) { |
|
259 splashClose(); |
|
260 } |
|
261 dlclose(hSplashLib); |
|
262 } |