1 /* 2 * Copyright (c) 2011, 2018, 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 #ifndef GLASS_GENERAL_H 26 #define GLASS_GENERAL_H 27 28 #include <jni.h> 29 30 #include <stdint.h> 31 #include <X11/Xlib.h> 32 #include <gdk/gdk.h> 33 #include <gdk/gdkx.h> 34 #include <gtk/gtk.h> 35 36 #include "wrapped.h" 37 38 #if GTK_CHECK_VERSION(3, 0, 0) 39 #if ! GTK_CHECK_VERSION(3, 8, 0) 40 #error GTK development version is not the minimum 3.8 41 #endif 42 #define GLASS_GTK3 43 #endif 44 45 #define JLONG_TO_PTR(value) ((void*)(intptr_t)(value)) 46 #define PTR_TO_JLONG(value) ((jlong)(intptr_t)(value)) 47 48 #define FILE_PREFIX "file://" 49 #define URI_LIST_COMMENT_PREFIX "#" 50 #define URI_LIST_LINE_BREAK "\r\n" 51 52 extern JNIEnv* mainEnv; // Use only with main loop thread!!! 53 54 #define GLASS_GDK_KEY_CONSTANT(key) (GDK_KEY_ ## key) 55 56 #include <exception> 57 58 struct jni_exception: public std::exception { 59 jni_exception(jthrowable _th): throwable(_th), message() { 60 jclass jc = mainEnv->FindClass("java/lang/Throwable"); 61 if (mainEnv->ExceptionOccurred()) { 62 mainEnv->ExceptionDescribe(); 63 mainEnv->ExceptionClear(); 64 } 65 jmethodID jmid = mainEnv->GetMethodID(jc, "getMessage", "()Ljava/lang/String;"); 66 if (mainEnv->ExceptionOccurred()) { 67 mainEnv->ExceptionDescribe(); 68 mainEnv->ExceptionClear(); 69 } 70 jmessage = (jstring)mainEnv->CallObjectMethod(throwable, jmid); 71 message = jmessage == NULL ? "" : mainEnv->GetStringUTFChars(jmessage, NULL); 72 } 73 const char *what() const throw() 74 { 75 return message; 76 } 77 ~jni_exception() throw(){ 78 if (jmessage && message) { 79 mainEnv->ReleaseStringUTFChars(jmessage, message); 80 } 81 } 82 private: 83 jthrowable throwable; 84 const char *message; 85 jstring jmessage; 86 }; 87 88 #define EXCEPTION_OCCURED(env) (check_and_clear_exception(env)) 89 90 #define CHECK_JNI_EXCEPTION(env) \ 91 if (env->ExceptionCheck()) {\ 92 check_and_clear_exception(env);\ 93 return;\ 94 } 95 96 #define CHECK_JNI_EXCEPTION_RET(env, ret) \ 97 if (env->ExceptionCheck()) {\ 98 check_and_clear_exception(env);\ 99 return ret;\ 100 } 101 102 #define JNI_EXCEPTION_TO_CPP(env) \ 103 if (env->ExceptionCheck()) {\ 104 check_and_clear_exception(env);\ 105 throw jni_exception(env->ExceptionOccurred());\ 106 } 107 108 #define HANDLE_MEM_ALLOC_ERROR(env, nativePtr, message) \ 109 ((nativePtr == NULL) && glass_throw_oom(env, message)) 110 111 gpointer glass_try_malloc0_n(gsize m, gsize n); 112 113 gpointer glass_try_malloc_n(gsize m, gsize n); 114 115 typedef struct { 116 jobject runnable; 117 int flag; 118 } RunnableContext; 119 120 extern char const * const GDK_WINDOW_DATA_CONTEXT; 121 122 GdkCursor* get_native_cursor(int type); 123 124 // JNI global references 125 extern jclass jStringCls; // java.lang.String 126 127 extern jclass jByteBufferCls; //java.nio.ByteBuffer 128 extern jmethodID jByteBufferArray; //java.nio.ByteBuffer#array()[B 129 extern jmethodID jByteBufferWrap; //java.nio.ByteBuffer#wrap([B)Ljava/nio/ByteBuffer; 130 131 extern jclass jRunnableCls; // java.lang.Runnable 132 extern jmethodID jRunnableRun; // java.lang.Runnable#run ()V 133 134 extern jclass jArrayListCls; // java.util.ArrayList 135 extern jmethodID jArrayListInit; // java.util.ArrayList#<init> ()V 136 extern jmethodID jArrayListAdd; // java.util.ArrayList#add (Ljava/lang/Object;)Z 137 extern jmethodID jArrayListGetIdx; //java.util.ArryList#get (I)Ljava/lang/Object; 138 139 extern jmethodID jPixelsAttachData; // com.sun.class.ui.Pixels#attachData (J)V 140 extern jclass jGtkPixelsCls; // com.sun.class.ui.gtk.GtkPixels 141 extern jmethodID jGtkPixelsInit; // com.sun.class.ui.gtk.GtkPixels#<init> (IILjava/nio/ByteBuffer;)V 142 143 extern jclass jScreenCls; // com.sun.glass.ui.Screen 144 extern jmethodID jScreenInit; // com.sun.glass.ui.Screen#<init> ()V 145 extern jmethodID jScreenNotifySettingsChanged; // com.sun.glass.ui.Screen#notifySettingsChanged ()V 146 extern jmethodID jScreenGetScreenForLocation; //com.sun.glass.ui.Screen#getScreenForLocation(JJ)Lcom.sun.glass.ui.Screen; 147 extern jmethodID jScreenGetNativeScreen; //com.sun.glass.ui.Screen#getNativeScreen()J 148 149 extern jmethodID jViewNotifyResize; // com.sun.glass.ui.View#notifyResize (II)V 150 extern jmethodID jViewNotifyMouse; // com.sun.glass.ui.View#notifyMouse (IIIIIIIZZ)V 151 extern jmethodID jViewNotifyRepaint; // com.sun.glass.ui.View#notifyRepaint (IIII)V 152 extern jmethodID jViewNotifyKey; // com.sun.glass.ui.View#notifyKey (II[CI)V 153 extern jmethodID jViewNotifyView; //com.sun.glass.ui.View#notifyView (I)V 154 extern jmethodID jViewNotifyDragEnter; //com.sun.glass.ui.View#notifyDragEnter (IIIII)I 155 extern jmethodID jViewNotifyDragOver; //com.sun.glass.ui.View#notifyDragOver (IIIII)I 156 extern jmethodID jViewNotifyDragDrop; //com.sun.glass.ui.View#notifyDragDrop (IIIII)I 157 extern jmethodID jViewNotifyDragLeave; //com.sun.glass.ui.View#notifyDragLeave ()V 158 extern jmethodID jViewNotifyScroll; //com.sun.glass.ui.View#notifyScroll (IIIIDDIIIIIDD)V 159 extern jmethodID jViewNotifyInputMethod; //com.sun.glass.ui.View#notifyInputMethod (Ljava/lang/String;[I[I[BIII)V 160 extern jmethodID jViewNotifyInputMethodDraw; //com.sun.glass.ui.gtk.GtkView#notifyInputMethodDraw (Ljava/lang/String;III[B)V 161 extern jmethodID jViewNotifyInputMethodCaret; //com.sun.glass.ui.gtk.GtkView#notifyInputMethodCaret (III)V 162 extern jmethodID jViewNotifyPreeditMode; //com.sun.glass.ui.gtk.GtkView#notifyPreeditMode (Z)V 163 extern jmethodID jViewNotifyMenu; //com.sun.glass.ui.View#notifyMenu (IIIIZ)V 164 extern jfieldID jViewPtr; //com.sun.glass.ui.View.ptr 165 166 extern jmethodID jWindowNotifyResize; // com.sun.glass.ui.Window#notifyResize (III)V 167 extern jmethodID jWindowNotifyMove; // com.sun.glass.ui.Window#notifyMove (II)V 168 extern jmethodID jWindowNotifyDestroy; // com.sun.glass.ui.Window#notifyDestroy ()V 169 extern jmethodID jWindowNotifyClose; // com.sun.glass.ui.Window#notifyClose ()V 170 extern jmethodID jWindowNotifyFocus; // com.sun.glass.ui.Window#notifyFocus (I)V 171 extern jmethodID jWindowNotifyFocusDisabled; // com.sun.glass.ui.Window#notifyFocusDisabled ()V 172 extern jmethodID jWindowNotifyFocusUngrab; // com.sun.glass.ui.Window#notifyFocusUngrab ()V 173 extern jmethodID jWindowNotifyMoveToAnotherScreen; // com.sun.glass.ui.Window#notifyMoveToAnotherScreen (Lcom/sun/glass/ui/Screen;)V 174 extern jmethodID jWindowNotifyDelegatePtr; //com.sun.glass.ui.Window#notifyDelegatePtr (J)V 175 extern jmethodID jWindowNotifyLevelChanged; //com.sun.glass.ui.Window#notifyLevelChanged (I)V 176 177 extern jmethodID jWindowIsEnabled; // com.sun.glass.ui.Window#isEnabled ()Z 178 extern jfieldID jWindowPtr; // com.sun.glass.ui.Window#ptr 179 extern jfieldID jCursorPtr; // com.sun.glass.ui.Cursor#ptr 180 181 extern jmethodID jGtkWindowNotifyStateChanged; // com.sun.glass.ui.GtkWindow#notifyStateChanged (I)V 182 183 extern jmethodID jClipboardContentChanged; // com.sun.glass.ui.Clipboard#contentChanged ()V 184 185 extern jmethodID jSizeInit; // com.sun.class.ui.Size#<init> ()V 186 187 extern jmethodID jMapGet; // java.util.Map#get(Ljava/lang/Object;)Ljava/lang/Object; 188 extern jmethodID jMapKeySet; // java.util.Map#keySet()Ljava/util/Set; 189 extern jmethodID jMapContainsKey; // java.util.Map#containsKey(Ljava/lang/Object;)Z 190 191 extern jclass jHashSetCls; // java.util.HashSet 192 extern jmethodID jHashSetInit; // java.util.HashSet#<init> ()V 193 194 extern jmethodID jSetAdd; //java.util.Set#add (Ljava/lang/Object;)Z 195 extern jmethodID jSetSize; //java.util.Set#size ()I 196 extern jmethodID jSetToArray; //java.util.Set#toArray ([Ljava/lang/Object;)[Ljava/lang/Object; 197 198 extern jmethodID jIterableIterator; // java.lang.Iterable#iterator()Ljava/util/Iterator; 199 extern jmethodID jIteratorHasNext; // java.util.Iterator#hasNext()Z; 200 extern jmethodID jIteratorNext; // java.util.Iterator#next()Ljava/lang/Object; 201 202 extern jclass jApplicationCls; //com.sun.glass.ui.gtk.GtkApplication 203 extern jfieldID jApplicationDisplay; //com.sun.glass.ui.gtk.GtkApplication#display 204 extern jfieldID jApplicationScreen; //com.sun.glass.ui.gtk.GtkApplication#screen 205 extern jfieldID jApplicationVisualID; //com.sun.glass.ui.gtk.GtkApplication#visualID 206 extern jmethodID jApplicationReportException; // reportException(Ljava/lang/Throwable;)V 207 extern jmethodID jApplicationGetApplication; // GetApplication()()Lcom/sun/glass/ui/Application; 208 extern jmethodID jApplicationGetName; // getName()Ljava/lang/String; 209 210 #ifdef VERBOSE 211 #define LOG0(msg) {printf(msg);fflush(stdout);} 212 #define LOG1(msg, param) {printf(msg, param);fflush(stdout);} 213 #define LOG2(msg, param1, param2) {printf(msg, param1, param2);fflush(stdout);} 214 #define LOG3(msg, param1, param2, param3) {printf(msg, param1, param2, param3);fflush(stdout);} 215 #define LOG4(msg, param1, param2, param3, param4) {printf(msg, param1, param2, param3, param4);fflush(stdout);} 216 #define LOG5(msg, param1, param2, param3, param4, param5) {printf(msg, param1, param2, param3, param4, param5);fflush(stdout);} 217 218 #define LOG_STRING_ARRAY(env, array) dump_jstring_array(env, array); 219 220 #define ERROR0(msg) {fprintf(stderr, msg);fflush(stderr);} 221 #define ERROR1(msg, param) {fprintf(stderr, msg, param);fflush(stderr);} 222 #define ERROR2(msg, param1, param2) {fprintf(stderr, msg, param1, param2);fflush(stderr);} 223 #define ERROR3(msg, param1, param2, param3) {fprintf(stderr, msg, param1, param2, param3);fflush(stderr);} 224 #define ERROR4(msg, param1, param2, param3, param4) {fprintf(stderr, msg, param1, param2, param3, param4);fflush(stderr);} 225 #else 226 #define LOG0(msg) 227 #define LOG1(msg, param) 228 #define LOG2(msg, param1, param2) 229 #define LOG3(msg, param1, param2, param3) 230 #define LOG4(msg, param1, param2, param3, param4) 231 #define LOG5(msg, param1, param2, param3, param4, param5) 232 233 #define LOG_STRING_ARRAY(env, array) 234 235 #define ERROR0(msg) 236 #define ERROR1(msg, param) 237 #define ERROR2(msg, param1, param2) 238 #define ERROR3(msg, param1, param2, param3) 239 #define ERROR4(msg, param1, param2, param3, param4) 240 #endif 241 242 #define LOG_EXCEPTION(env) check_and_clear_exception(env); 243 244 gchar* get_application_name(); 245 void glass_throw_exception(JNIEnv * env, 246 const char * exceptionClass, 247 const char * exceptionMessage); 248 int glass_throw_oom(JNIEnv * env, const char * exceptionMessage); 249 void dump_jstring_array(JNIEnv*, jobjectArray); 250 251 guint8* convert_BGRA_to_RGBA(const int* pixels, int stride, int height); 252 253 gboolean check_and_clear_exception(JNIEnv *env); 254 255 jboolean is_display_valid(); 256 257 gsize get_files_count(gchar **uris); 258 259 jobject uris_to_java(JNIEnv *env, gchar **uris, gboolean files); 260 261 #ifdef __cplusplus 262 extern "C" { 263 #endif 264 265 extern jboolean gtk_verbose; 266 267 void 268 glass_widget_set_visual (GtkWidget *widget, GdkVisual *visual); 269 270 gint 271 glass_gdk_visual_get_depth (GdkVisual * visual); 272 273 GdkScreen * 274 glass_gdk_window_get_screen(GdkWindow * gdkWindow); 275 276 gboolean 277 glass_gdk_mouse_devices_grab(GdkWindow * gdkWindow); 278 279 gboolean 280 glass_gdk_mouse_devices_grab_with_cursor(GdkWindow * gdkWindow, GdkCursor *cursor, gboolean owner_events); 281 282 void 283 glass_gdk_mouse_devices_ungrab(); 284 285 void 286 glass_gdk_master_pointer_grab(GdkWindow *window, GdkCursor *cursor); 287 288 void 289 glass_gdk_master_pointer_ungrab(); 290 291 void 292 glass_gdk_master_pointer_get_position(gint *x, gint *y); 293 294 gboolean 295 glass_gdk_device_is_grabbed(GdkDevice *device); 296 297 void 298 glass_gdk_device_ungrab(GdkDevice *device); 299 300 GdkWindow * 301 glass_gdk_device_get_window_at_position( 302 GdkDevice *device, gint *x, gint *y); 303 304 void 305 glass_gtk_configure_transparency_and_realize(GtkWidget *window, 306 gboolean transparent); 307 308 const guchar * 309 glass_gtk_selection_data_get_data_with_length( 310 GtkSelectionData * selectionData, 311 gint * length); 312 313 void 314 glass_gtk_window_configure_from_visual(GtkWidget *widget, GdkVisual *visual); 315 316 void 317 glass_gdk_window_get_size(GdkWindow *window, gint *w, gint *h); 318 319 void 320 glass_gdk_display_get_pointer(GdkDisplay* display, gint* x, gint *y); 321 322 void 323 glass_gdk_x11_display_set_window_scale(GdkDisplay *display, gint scale); 324 325 gboolean 326 glass_configure_window_transparency(GtkWidget *window, gboolean transparent); 327 328 GdkPixbuf * 329 glass_pixbuf_from_window(GdkWindow *window, 330 gint srcx, gint srcy, 331 gint width, gint height); 332 333 void 334 glass_window_apply_shape_mask(GdkWindow *window, 335 void* data, uint width, uint height); 336 337 void 338 glass_window_reset_input_shape_mask(GdkWindow *window); 339 340 GdkWindow * 341 glass_gdk_drag_context_get_dest_window (GdkDragContext * context); 342 343 344 #ifdef __cplusplus 345 } 346 #endif 347 348 #endif /* GLASS_GENERAL_H */ 349