| /* |
| * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #include <stdlib.h> |
| #include <string.h> |
| #include <unistd.h> |
| #include <dlfcn.h> |
| |
| #include <jni.h> |
| #include <sizecalc.h> |
| #include "sun_awt_UNIXToolkit.h" |
| |
| #ifndef HEADLESS |
| #include "awt.h" |
| #include "gtk2_interface.h" |
| #endif /* !HEADLESS */ |
| |
| |
| static jclass this_class = NULL; |
| static jmethodID icon_upcall_method = NULL; |
| |
| |
| /* |
| * Class: sun_awt_UNIXToolkit |
| * Method: check_gtk |
| * Signature: ()Z |
| */ |
| JNIEXPORT jboolean JNICALL |
| Java_sun_awt_UNIXToolkit_check_1gtk(JNIEnv *env, jclass klass) |
| { |
| #ifndef HEADLESS |
| return (jboolean)gtk2_check_version(); |
| #else |
| return JNI_FALSE; |
| #endif /* !HEADLESS */ |
| } |
| |
| |
| /* |
| * Class: sun_awt_UNIXToolkit |
| * Method: load_gtk |
| * Signature: ()Z |
| */ |
| JNIEXPORT jboolean JNICALL |
| Java_sun_awt_UNIXToolkit_load_1gtk(JNIEnv *env, jclass klass) |
| { |
| #ifndef HEADLESS |
| return (jboolean)gtk2_load(env); |
| #else |
| return JNI_FALSE; |
| #endif /* !HEADLESS */ |
| } |
| |
| |
| /* |
| * Class: sun_awt_UNIXToolkit |
| * Method: unload_gtk |
| * Signature: ()Z |
| */ |
| JNIEXPORT jboolean JNICALL |
| Java_sun_awt_UNIXToolkit_unload_1gtk(JNIEnv *env, jclass klass) |
| { |
| #ifndef HEADLESS |
| return (jboolean)gtk2_unload(); |
| #else |
| return JNI_FALSE; |
| #endif /* !HEADLESS */ |
| } |
| |
| jboolean _icon_upcall(JNIEnv *env, jobject this, GdkPixbuf *pixbuf) |
| { |
| jboolean result = JNI_FALSE; |
| |
| if (this_class == NULL) { |
| this_class = (*env)->NewGlobalRef(env, |
| (*env)->GetObjectClass(env, this)); |
| icon_upcall_method = (*env)->GetMethodID(env, this_class, |
| "loadIconCallback", "([BIIIIIZ)V"); |
| } |
| |
| if (pixbuf != NULL) |
| { |
| guchar *pixbuf_data = (*fp_gdk_pixbuf_get_pixels)(pixbuf); |
| int row_stride = (*fp_gdk_pixbuf_get_rowstride)(pixbuf); |
| int width = (*fp_gdk_pixbuf_get_width)(pixbuf); |
| int height = (*fp_gdk_pixbuf_get_height)(pixbuf); |
| int bps = (*fp_gdk_pixbuf_get_bits_per_sample)(pixbuf); |
| int channels = (*fp_gdk_pixbuf_get_n_channels)(pixbuf); |
| gboolean alpha = (*fp_gdk_pixbuf_get_has_alpha)(pixbuf); |
| |
| /* Copy the data array into a Java structure so we can pass it back. */ |
| jbyteArray data = (*env)->NewByteArray(env, (row_stride * height)); |
| (*env)->SetByteArrayRegion(env, data, 0, (row_stride * height), |
| (jbyte *)pixbuf_data); |
| |
| /* Release the pixbuf. */ |
| (*fp_g_object_unref)(pixbuf); |
| |
| /* Call the callback method to create the image on the Java side. */ |
| (*env)->CallVoidMethod(env, this, icon_upcall_method, data, |
| width, height, row_stride, bps, channels, alpha); |
| result = JNI_TRUE; |
| } |
| return result; |
| } |
| |
| /* |
| * Class: sun_awt_UNIXToolkit |
| * Method: load_gtk_icon |
| * Signature: (Ljava/lang/String)Z |
| * |
| * This method assumes that GTK libs are present. |
| */ |
| JNIEXPORT jboolean JNICALL |
| Java_sun_awt_UNIXToolkit_load_1gtk_1icon(JNIEnv *env, jobject this, |
| jstring filename) |
| { |
| #ifndef HEADLESS |
| int len; |
| char *filename_str = NULL; |
| GError **error = NULL; |
| GdkPixbuf *pixbuf; |
| |
| if (filename == NULL) |
| { |
| return JNI_FALSE; |
| } |
| |
| len = (*env)->GetStringUTFLength(env, filename); |
| filename_str = (char *)SAFE_SIZE_ARRAY_ALLOC(malloc, |
| sizeof(char), len + 1); |
| if (filename_str == NULL) { |
| JNU_ThrowOutOfMemoryError(env, "OutOfMemoryError"); |
| return JNI_FALSE; |
| } |
| (*env)->GetStringUTFRegion(env, filename, 0, len, filename_str); |
| pixbuf = (*fp_gdk_pixbuf_new_from_file)(filename_str, error); |
| |
| /* Release the strings we've allocated. */ |
| free(filename_str); |
| |
| return _icon_upcall(env, this, pixbuf); |
| #else /* HEADLESS */ |
| return JNI_FALSE; |
| #endif /* !HEADLESS */ |
| } |
| |
| /* |
| * Class: sun_awt_UNIXToolkit |
| * Method: load_stock_icon |
| * Signature: (ILjava/lang/String;IILjava/lang/String;)Z |
| * |
| * This method assumes that GTK libs are present. |
| */ |
| JNIEXPORT jboolean JNICALL |
| Java_sun_awt_UNIXToolkit_load_1stock_1icon(JNIEnv *env, jobject this, |
| jint widget_type, jstring stock_id, jint icon_size, |
| jint text_direction, jstring detail) |
| { |
| #ifndef HEADLESS |
| int len; |
| char *stock_id_str = NULL; |
| char *detail_str = NULL; |
| GdkPixbuf *pixbuf; |
| |
| if (stock_id == NULL) |
| { |
| return JNI_FALSE; |
| } |
| |
| len = (*env)->GetStringUTFLength(env, stock_id); |
| stock_id_str = (char *)SAFE_SIZE_ARRAY_ALLOC(malloc, |
| sizeof(char), len + 1); |
| if (stock_id_str == NULL) { |
| JNU_ThrowOutOfMemoryError(env, "OutOfMemoryError"); |
| return JNI_FALSE; |
| } |
| (*env)->GetStringUTFRegion(env, stock_id, 0, len, stock_id_str); |
| |
| /* Detail isn't required so check for NULL. */ |
| if (detail != NULL) |
| { |
| len = (*env)->GetStringUTFLength(env, detail); |
| detail_str = (char *)SAFE_SIZE_ARRAY_ALLOC(malloc, |
| sizeof(char), len + 1); |
| if (detail_str == NULL) { |
| JNU_ThrowOutOfMemoryError(env, "OutOfMemoryError"); |
| return JNI_FALSE; |
| } |
| (*env)->GetStringUTFRegion(env, detail, 0, len, detail_str); |
| } |
| |
| pixbuf = gtk2_get_stock_icon(widget_type, stock_id_str, icon_size, |
| text_direction, detail_str); |
| |
| /* Release the strings we've allocated. */ |
| free(stock_id_str); |
| if (detail_str != NULL) |
| { |
| free(detail_str); |
| } |
| |
| return _icon_upcall(env, this, pixbuf); |
| #else /* HEADLESS */ |
| return JNI_FALSE; |
| #endif /* !HEADLESS */ |
| } |
| |
| /* |
| * Class: sun_awt_UNIXToolkit |
| * Method: nativeSync |
| * Signature: ()V |
| */ |
| JNIEXPORT void JNICALL |
| Java_sun_awt_UNIXToolkit_nativeSync(JNIEnv *env, jobject this) |
| { |
| #ifndef HEADLESS |
| AWT_LOCK(); |
| XSync(awt_display, False); |
| AWT_UNLOCK(); |
| #endif /* !HEADLESS */ |
| } |
| |
| /* |
| * Class: sun_awt_SunToolkit |
| * Method: closeSplashScreen |
| * Signature: ()V |
| */ |
| JNIEXPORT void JNICALL |
| Java_sun_awt_SunToolkit_closeSplashScreen(JNIEnv *env, jclass cls) |
| { |
| typedef void (*SplashClose_t)(); |
| SplashClose_t splashClose; |
| void* hSplashLib = dlopen(0, RTLD_LAZY); |
| if (!hSplashLib) { |
| return; |
| } |
| splashClose = (SplashClose_t)dlsym(hSplashLib, |
| "SplashClose"); |
| if (splashClose) { |
| splashClose(); |
| } |
| dlclose(hSplashLib); |
| } |
| |
| /* |
| * Class: sun_awt_UNIXToolkit |
| * Method: gtkCheckVersionImpl |
| * Signature: (III)Ljava/lang/String; |
| */ |
| JNIEXPORT jboolean JNICALL |
| Java_sun_awt_UNIXToolkit_gtkCheckVersionImpl(JNIEnv *env, jobject this, |
| jint major, jint minor, jint micro) |
| { |
| char *ret; |
| |
| ret = fp_gtk_check_version(major, minor, micro); |
| if (ret == NULL) { |
| return TRUE; |
| } |
| |
| free(ret); |
| return FALSE; |
| } |