1 /* 2 * Copyright (c) 2005, 2015, 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 #include <dlfcn.h> 26 #include <setjmp.h> 27 #include <X11/Xlib.h> 28 #include <limits.h> 29 #include <stdio.h> 30 #include <string.h> 31 #include "gtk2_interface.h" 32 #include "java_awt_Transparency.h" 33 #include "jvm_md.h" 34 #include "sizecalc.h" 35 #include <jni_util.h> 36 #include "awt.h" 37 38 #define GTK2_LIB_VERSIONED VERSIONED_JNI_LIB_NAME("gtk-x11-2.0", "0") 39 #define GTK2_LIB JNI_LIB_NAME("gtk-x11-2.0") 40 #define GTHREAD_LIB_VERSIONED VERSIONED_JNI_LIB_NAME("gthread-2.0", "0") 41 #define GTHREAD_LIB JNI_LIB_NAME("gthread-2.0") 42 43 #define G_TYPE_INVALID G_TYPE_MAKE_FUNDAMENTAL (0) 44 #define G_TYPE_NONE G_TYPE_MAKE_FUNDAMENTAL (1) 45 #define G_TYPE_INTERFACE G_TYPE_MAKE_FUNDAMENTAL (2) 46 #define G_TYPE_CHAR G_TYPE_MAKE_FUNDAMENTAL (3) 47 #define G_TYPE_UCHAR G_TYPE_MAKE_FUNDAMENTAL (4) 48 #define G_TYPE_BOOLEAN G_TYPE_MAKE_FUNDAMENTAL (5) 49 #define G_TYPE_INT G_TYPE_MAKE_FUNDAMENTAL (6) 50 #define G_TYPE_UINT G_TYPE_MAKE_FUNDAMENTAL (7) 51 #define G_TYPE_LONG G_TYPE_MAKE_FUNDAMENTAL (8) 52 #define G_TYPE_ULONG G_TYPE_MAKE_FUNDAMENTAL (9) 53 #define G_TYPE_INT64 G_TYPE_MAKE_FUNDAMENTAL (10) 54 #define G_TYPE_UINT64 G_TYPE_MAKE_FUNDAMENTAL (11) 55 #define G_TYPE_ENUM G_TYPE_MAKE_FUNDAMENTAL (12) 56 #define G_TYPE_FLAGS G_TYPE_MAKE_FUNDAMENTAL (13) 57 #define G_TYPE_FLOAT G_TYPE_MAKE_FUNDAMENTAL (14) 58 #define G_TYPE_DOUBLE G_TYPE_MAKE_FUNDAMENTAL (15) 59 #define G_TYPE_STRING G_TYPE_MAKE_FUNDAMENTAL (16) 60 #define G_TYPE_POINTER G_TYPE_MAKE_FUNDAMENTAL (17) 61 #define G_TYPE_BOXED G_TYPE_MAKE_FUNDAMENTAL (18) 62 #define G_TYPE_PARAM G_TYPE_MAKE_FUNDAMENTAL (19) 63 #define G_TYPE_OBJECT G_TYPE_MAKE_FUNDAMENTAL (20) 64 65 #define GTK_TYPE_BORDER ((*fp_gtk_border_get_type)()) 66 67 #define G_TYPE_FUNDAMENTAL_SHIFT (2) 68 #define G_TYPE_MAKE_FUNDAMENTAL(x) ((GType) ((x) << G_TYPE_FUNDAMENTAL_SHIFT)) 69 #define MIN(a, b) (((a) < (b)) ? (a) : (b)) 70 71 #define CONV_BUFFER_SIZE 128 72 73 #define NO_SYMBOL_EXCEPTION 1 74 75 /* SynthConstants */ 76 const gint ENABLED = 1 << 0; 77 const gint MOUSE_OVER = 1 << 1; 78 const gint PRESSED = 1 << 2; 79 const gint DISABLED = 1 << 3; 80 const gint FOCUSED = 1 << 8; 81 const gint SELECTED = 1 << 9; 82 const gint DEFAULT = 1 << 10; 83 84 static void *gtk2_libhandle = NULL; 85 static void *gthread_libhandle = NULL; 86 87 static jmp_buf j; 88 89 /* Widgets */ 90 static GtkWidget *gtk2_widget = NULL; 91 static GtkWidget *gtk2_window = NULL; 92 static GtkFixed *gtk2_fixed = NULL; 93 94 /* Paint system */ 95 static GdkPixmap *gtk2_white_pixmap = NULL; 96 static GdkPixmap *gtk2_black_pixmap = NULL; 97 static GdkPixbuf *gtk2_white_pixbuf = NULL; 98 static GdkPixbuf *gtk2_black_pixbuf = NULL; 99 static int gtk2_pixbuf_width = 0; 100 static int gtk2_pixbuf_height = 0; 101 102 /* Static buffer for conversion from java.lang.String to UTF-8 */ 103 static char convertionBuffer[CONV_BUFFER_SIZE]; 104 105 static gboolean new_combo = TRUE; 106 const char ENV_PREFIX[] = "GTK_MODULES="; 107 108 /*******************/ 109 enum GtkWidgetType 110 { 111 _GTK_ARROW_TYPE, 112 _GTK_BUTTON_TYPE, 113 _GTK_CHECK_BUTTON_TYPE, 114 _GTK_CHECK_MENU_ITEM_TYPE, 115 _GTK_COLOR_SELECTION_DIALOG_TYPE, 116 _GTK_COMBO_BOX_TYPE, 117 _GTK_COMBO_BOX_ARROW_BUTTON_TYPE, 118 _GTK_COMBO_BOX_TEXT_FIELD_TYPE, 119 _GTK_CONTAINER_TYPE, 120 _GTK_ENTRY_TYPE, 121 _GTK_FRAME_TYPE, 122 _GTK_HANDLE_BOX_TYPE, 123 _GTK_HPANED_TYPE, 124 _GTK_HPROGRESS_BAR_TYPE, 125 _GTK_HSCALE_TYPE, 126 _GTK_HSCROLLBAR_TYPE, 127 _GTK_HSEPARATOR_TYPE, 128 _GTK_IMAGE_TYPE, 129 _GTK_MENU_TYPE, 130 _GTK_MENU_BAR_TYPE, 131 _GTK_MENU_ITEM_TYPE, 132 _GTK_NOTEBOOK_TYPE, 133 _GTK_LABEL_TYPE, 134 _GTK_RADIO_BUTTON_TYPE, 135 _GTK_RADIO_MENU_ITEM_TYPE, 136 _GTK_SCROLLED_WINDOW_TYPE, 137 _GTK_SEPARATOR_MENU_ITEM_TYPE, 138 _GTK_SEPARATOR_TOOL_ITEM_TYPE, 139 _GTK_SPIN_BUTTON_TYPE, 140 _GTK_TEXT_VIEW_TYPE, 141 _GTK_TOGGLE_BUTTON_TYPE, 142 _GTK_TOOLBAR_TYPE, 143 _GTK_TOOLTIP_TYPE, 144 _GTK_TREE_VIEW_TYPE, 145 _GTK_VIEWPORT_TYPE, 146 _GTK_VPANED_TYPE, 147 _GTK_VPROGRESS_BAR_TYPE, 148 _GTK_VSCALE_TYPE, 149 _GTK_VSCROLLBAR_TYPE, 150 _GTK_VSEPARATOR_TYPE, 151 _GTK_WINDOW_TYPE, 152 _GTK_DIALOG_TYPE, 153 _GTK_WIDGET_TYPE_SIZE 154 }; 155 156 157 static GtkWidget *gtk2_widgets[_GTK_WIDGET_TYPE_SIZE]; 158 159 /************************* 160 * Glib function pointers 161 *************************/ 162 163 static gboolean (*fp_g_main_context_iteration)(GMainContext *context, 164 gboolean may_block); 165 166 static GValue* (*fp_g_value_init)(GValue *value, GType g_type); 167 static gboolean (*fp_g_type_is_a)(GType type, GType is_a_type); 168 static gboolean (*fp_g_value_get_boolean)(const GValue *value); 169 static gchar (*fp_g_value_get_char)(const GValue *value); 170 static guchar (*fp_g_value_get_uchar)(const GValue *value); 171 static gint (*fp_g_value_get_int)(const GValue *value); 172 static guint (*fp_g_value_get_uint)(const GValue *value); 173 static glong (*fp_g_value_get_long)(const GValue *value); 174 static gulong (*fp_g_value_get_ulong)(const GValue *value); 175 static gint64 (*fp_g_value_get_int64)(const GValue *value); 176 static guint64 (*fp_g_value_get_uint64)(const GValue *value); 177 static gfloat (*fp_g_value_get_float)(const GValue *value); 178 static gdouble (*fp_g_value_get_double)(const GValue *value); 179 static const gchar* (*fp_g_value_get_string)(const GValue *value); 180 static gint (*fp_g_value_get_enum)(const GValue *value); 181 static guint (*fp_g_value_get_flags)(const GValue *value); 182 static GParamSpec* (*fp_g_value_get_param)(const GValue *value); 183 static gpointer* (*fp_g_value_get_boxed)(const GValue *value); 184 static gpointer* (*fp_g_value_get_pointer)(const GValue *value); 185 static GObject* (*fp_g_value_get_object)(const GValue *value); 186 static GParamSpec* (*fp_g_param_spec_int)(const gchar *name, 187 const gchar *nick, const gchar *blurb, 188 gint minimum, gint maximum, gint default_value, 189 GParamFlags flags); 190 static void (*fp_g_object_get)(gpointer object, 191 const gchar* fpn, ...); 192 static void (*fp_g_object_set)(gpointer object, 193 const gchar *first_property_name, 194 ...); 195 /************************ 196 * GDK function pointers 197 ************************/ 198 static GdkPixmap *(*fp_gdk_pixmap_new)(GdkDrawable *drawable, 199 gint width, gint height, gint depth); 200 static GdkGC *(*fp_gdk_gc_new)(GdkDrawable*); 201 static void (*fp_gdk_rgb_gc_set_foreground)(GdkGC*, guint32); 202 static void (*fp_gdk_draw_rectangle)(GdkDrawable*, GdkGC*, gboolean, 203 gint, gint, gint, gint); 204 static GdkPixbuf *(*fp_gdk_pixbuf_new)(GdkColorspace colorspace, 205 gboolean has_alpha, int bits_per_sample, int width, int height); 206 static GdkPixbuf *(*fp_gdk_pixbuf_get_from_drawable)(GdkPixbuf *dest, 207 GdkDrawable *src, GdkColormap *cmap, int src_x, int src_y, 208 int dest_x, int dest_y, int width, int height); 209 static void (*fp_gdk_drawable_get_size)(GdkDrawable *drawable, 210 gint* width, gint* height); 211 212 /************************ 213 * Gtk function pointers 214 ************************/ 215 static gboolean (*fp_gtk_init_check)(int* argc, char** argv); 216 217 /* Painting */ 218 static void (*fp_gtk_paint_hline)(GtkStyle* style, GdkWindow* window, 219 GtkStateType state_type, GdkRectangle* area, GtkWidget* widget, 220 const gchar* detail, gint x1, gint x2, gint y); 221 static void (*fp_gtk_paint_vline)(GtkStyle* style, GdkWindow* window, 222 GtkStateType state_type, GdkRectangle* area, GtkWidget* widget, 223 const gchar* detail, gint y1, gint y2, gint x); 224 static void (*fp_gtk_paint_shadow)(GtkStyle* style, GdkWindow* window, 225 GtkStateType state_type, GtkShadowType shadow_type, 226 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 227 gint x, gint y, gint width, gint height); 228 static void (*fp_gtk_paint_arrow)(GtkStyle* style, GdkWindow* window, 229 GtkStateType state_type, GtkShadowType shadow_type, 230 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 231 GtkArrowType arrow_type, gboolean fill, gint x, gint y, 232 gint width, gint height); 233 static void (*fp_gtk_paint_diamond)(GtkStyle* style, GdkWindow* window, 234 GtkStateType state_type, GtkShadowType shadow_type, 235 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 236 gint x, gint y, gint width, gint height); 237 static void (*fp_gtk_paint_box)(GtkStyle* style, GdkWindow* window, 238 GtkStateType state_type, GtkShadowType shadow_type, 239 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 240 gint x, gint y, gint width, gint height); 241 static void (*fp_gtk_paint_flat_box)(GtkStyle* style, GdkWindow* window, 242 GtkStateType state_type, GtkShadowType shadow_type, 243 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 244 gint x, gint y, gint width, gint height); 245 static void (*fp_gtk_paint_check)(GtkStyle* style, GdkWindow* window, 246 GtkStateType state_type, GtkShadowType shadow_type, 247 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 248 gint x, gint y, gint width, gint height); 249 static void (*fp_gtk_paint_option)(GtkStyle* style, GdkWindow* window, 250 GtkStateType state_type, GtkShadowType shadow_type, 251 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 252 gint x, gint y, gint width, gint height); 253 static void (*fp_gtk_paint_box_gap)(GtkStyle* style, GdkWindow* window, 254 GtkStateType state_type, GtkShadowType shadow_type, 255 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 256 gint x, gint y, gint width, gint height, 257 GtkPositionType gap_side, gint gap_x, gint gap_width); 258 static void (*fp_gtk_paint_extension)(GtkStyle* style, GdkWindow* window, 259 GtkStateType state_type, GtkShadowType shadow_type, 260 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 261 gint x, gint y, gint width, gint height, GtkPositionType gap_side); 262 static void (*fp_gtk_paint_focus)(GtkStyle* style, GdkWindow* window, 263 GtkStateType state_type, GdkRectangle* area, GtkWidget* widget, 264 const gchar* detail, gint x, gint y, gint width, gint height); 265 static void (*fp_gtk_paint_slider)(GtkStyle* style, GdkWindow* window, 266 GtkStateType state_type, GtkShadowType shadow_type, 267 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 268 gint x, gint y, gint width, gint height, GtkOrientation orientation); 269 static void (*fp_gtk_paint_handle)(GtkStyle* style, GdkWindow* window, 270 GtkStateType state_type, GtkShadowType shadow_type, 271 GdkRectangle* area, GtkWidget* widget, const gchar* detail, 272 gint x, gint y, gint width, gint height, GtkOrientation orientation); 273 static void (*fp_gtk_paint_expander)(GtkStyle* style, GdkWindow* window, 274 GtkStateType state_type, GdkRectangle* area, GtkWidget* widget, 275 const gchar* detail, gint x, gint y, GtkExpanderStyle expander_style); 276 static void (*fp_gtk_style_apply_default_background)(GtkStyle* style, 277 GdkWindow* window, gboolean set_bg, GtkStateType state_type, 278 GdkRectangle* area, gint x, gint y, gint width, gint height); 279 280 /* Widget creation */ 281 static GtkWidget* (*fp_gtk_arrow_new)(GtkArrowType arrow_type, 282 GtkShadowType shadow_type); 283 static GtkWidget* (*fp_gtk_button_new)(); 284 static GtkWidget* (*fp_gtk_check_button_new)(); 285 static GtkWidget* (*fp_gtk_check_menu_item_new)(); 286 static GtkWidget* (*fp_gtk_color_selection_dialog_new)(const gchar* title); 287 static GtkWidget* (*fp_gtk_combo_box_new)(); 288 static GtkWidget* (*fp_gtk_combo_box_entry_new)(); 289 static GtkWidget* (*fp_gtk_entry_new)(); 290 static GtkWidget* (*fp_gtk_fixed_new)(); 291 static GtkWidget* (*fp_gtk_handle_box_new)(); 292 static GtkWidget* (*fp_gtk_hpaned_new)(); 293 static GtkWidget* (*fp_gtk_vpaned_new)(); 294 static GtkWidget* (*fp_gtk_hscale_new)(GtkAdjustment* adjustment); 295 static GtkWidget* (*fp_gtk_vscale_new)(GtkAdjustment* adjustment); 296 static GtkWidget* (*fp_gtk_hscrollbar_new)(GtkAdjustment* adjustment); 297 static GtkWidget* (*fp_gtk_vscrollbar_new)(GtkAdjustment* adjustment); 298 static GtkWidget* (*fp_gtk_hseparator_new)(); 299 static GtkWidget* (*fp_gtk_vseparator_new)(); 300 static GtkWidget* (*fp_gtk_image_new)(); 301 static GtkWidget* (*fp_gtk_label_new)(const gchar* str); 302 static GtkWidget* (*fp_gtk_menu_new)(); 303 static GtkWidget* (*fp_gtk_menu_bar_new)(); 304 static GtkWidget* (*fp_gtk_menu_item_new)(); 305 static GtkWidget* (*fp_gtk_notebook_new)(); 306 static GtkWidget* (*fp_gtk_progress_bar_new)(); 307 static GtkWidget* (*fp_gtk_progress_bar_set_orientation)( 308 GtkProgressBar *pbar, 309 GtkProgressBarOrientation orientation); 310 static GtkWidget* (*fp_gtk_radio_button_new)(GSList *group); 311 static GtkWidget* (*fp_gtk_radio_menu_item_new)(GSList *group); 312 static GtkWidget* (*fp_gtk_scrolled_window_new)(GtkAdjustment *hadjustment, 313 GtkAdjustment *vadjustment); 314 static GtkWidget* (*fp_gtk_separator_menu_item_new)(); 315 static GtkWidget* (*fp_gtk_separator_tool_item_new)(); 316 static GtkWidget* (*fp_gtk_text_view_new)(); 317 static GtkWidget* (*fp_gtk_toggle_button_new)(); 318 static GtkWidget* (*fp_gtk_toolbar_new)(); 319 static GtkWidget* (*fp_gtk_tree_view_new)(); 320 static GtkWidget* (*fp_gtk_viewport_new)(GtkAdjustment *hadjustment, 321 GtkAdjustment *vadjustment); 322 static GtkWidget* (*fp_gtk_window_new)(GtkWindowType type); 323 static GtkWidget* (*fp_gtk_dialog_new)(); 324 static GtkWidget* (*fp_gtk_spin_button_new)(GtkAdjustment *adjustment, 325 gdouble climb_rate, guint digits); 326 static GtkWidget* (*fp_gtk_frame_new)(const gchar *label); 327 328 /* Other widget operations */ 329 static GtkObject* (*fp_gtk_adjustment_new)(gdouble value, 330 gdouble lower, gdouble upper, gdouble step_increment, 331 gdouble page_increment, gdouble page_size); 332 static void (*fp_gtk_container_add)(GtkContainer *window, GtkWidget *widget); 333 static void (*fp_gtk_menu_shell_append)(GtkMenuShell *menu_shell, 334 GtkWidget *child); 335 static void (*fp_gtk_menu_item_set_submenu)(GtkMenuItem *menu_item, 336 GtkWidget *submenu); 337 static void (*fp_gtk_widget_realize)(GtkWidget *widget); 338 static GdkPixbuf* (*fp_gtk_widget_render_icon)(GtkWidget *widget, 339 const gchar *stock_id, GtkIconSize size, const gchar *detail); 340 static void (*fp_gtk_widget_set_name)(GtkWidget *widget, const gchar *name); 341 static void (*fp_gtk_widget_set_parent)(GtkWidget *widget, GtkWidget *parent); 342 static void (*fp_gtk_widget_set_direction)(GtkWidget *widget, 343 GtkTextDirection direction); 344 static void (*fp_gtk_widget_style_get)(GtkWidget *widget, 345 const gchar *first_property_name, ...); 346 static void (*fp_gtk_widget_class_install_style_property)( 347 GtkWidgetClass* class, GParamSpec *pspec); 348 static GParamSpec* (*fp_gtk_widget_class_find_style_property)( 349 GtkWidgetClass* class, const gchar* property_name); 350 static void (*fp_gtk_widget_style_get_property)(GtkWidget* widget, 351 const gchar* property_name, GValue* value); 352 static char* (*fp_pango_font_description_to_string)( 353 const PangoFontDescription* fd); 354 static GtkSettings* (*fp_gtk_settings_get_default)(); 355 static GtkSettings* (*fp_gtk_widget_get_settings)(GtkWidget *widget); 356 static GType (*fp_gtk_border_get_type)(); 357 static void (*fp_gtk_arrow_set)(GtkWidget* arrow, 358 GtkArrowType arrow_type, 359 GtkShadowType shadow_type); 360 static void (*fp_gtk_widget_size_request)(GtkWidget *widget, 361 GtkRequisition *requisition); 362 static GtkAdjustment* (*fp_gtk_range_get_adjustment)(GtkRange* range); 363 364 /* Method bodies */ 365 const char *getStrFor(JNIEnv *env, jstring val) 366 { 367 int length = (*env)->GetStringLength(env, val); 368 if (length > CONV_BUFFER_SIZE-1) 369 { 370 length = CONV_BUFFER_SIZE-1; 371 #ifdef DEBUG 372 fprintf(stderr, "Note: Detail is too long: %d chars\n", length); 373 #endif /* DEBUG */ 374 } 375 376 (*env)->GetStringUTFRegion(env, val, 0, length, convertionBuffer); 377 return convertionBuffer; 378 } 379 380 static void throw_exception(JNIEnv *env, const char* name, const char* message) 381 { 382 jclass class = (*env)->FindClass(env, name); 383 384 if (class != NULL) 385 (*env)->ThrowNew(env, class, message); 386 387 (*env)->DeleteLocalRef(env, class); 388 } 389 390 /* This is a workaround for the bug: 391 * http://sourceware.org/bugzilla/show_bug.cgi?id=1814 392 * (dlsym/dlopen clears dlerror state) 393 * This bug is specific to Linux, but there is no harm in 394 * applying this workaround on Solaris as well. 395 */ 396 static void* dl_symbol(const char* name) 397 { 398 void* result = dlsym(gtk2_libhandle, name); 399 if (!result) 400 longjmp(j, NO_SYMBOL_EXCEPTION); 401 402 return result; 403 } 404 405 static void* dl_symbol_gthread(const char* name) 406 { 407 void* result = dlsym(gthread_libhandle, name); 408 if (!result) 409 longjmp(j, NO_SYMBOL_EXCEPTION); 410 411 return result; 412 } 413 414 gboolean gtk2_check_version() 415 { 416 if (gtk2_libhandle != NULL) { 417 /* We've already successfully opened the GTK libs, so return true. */ 418 return TRUE; 419 } else { 420 void *lib = NULL; 421 gboolean result = FALSE; 422 423 lib = dlopen(GTK2_LIB_VERSIONED, RTLD_LAZY | RTLD_LOCAL); 424 if (lib == NULL) { 425 lib = dlopen(GTK2_LIB, RTLD_LAZY | RTLD_LOCAL); 426 if (lib == NULL) { 427 return FALSE; 428 } 429 } 430 431 fp_gtk_check_version = dlsym(lib, "gtk_check_version"); 432 /* Check for GTK 2.2+ */ 433 if (!fp_gtk_check_version(2, 2, 0)) { 434 result = TRUE; 435 } 436 437 // 8048289: workaround for https://bugzilla.gnome.org/show_bug.cgi?id=733065 438 // dlclose(lib); 439 440 return result; 441 } 442 } 443 444 #define ADD_SUPPORTED_ACTION(actionStr) \ 445 do { \ 446 jfieldID fld_action = (*env)->GetStaticFieldID(env, cls_action, actionStr, "Ljava/awt/Desktop$Action;"); \ 447 if (!(*env)->ExceptionCheck(env)) { \ 448 jobject action = (*env)->GetStaticObjectField(env, cls_action, fld_action); \ 449 (*env)->CallBooleanMethod(env, supportedActions, mid_arrayListAdd, action); \ 450 } else { \ 451 (*env)->ExceptionClear(env); \ 452 } \ 453 } while(0); 454 455 456 void update_supported_actions(JNIEnv *env) { 457 GVfs * (*fp_g_vfs_get_default) (void); 458 const gchar * const * (*fp_g_vfs_get_supported_uri_schemes) (GVfs * vfs); 459 const gchar * const * schemes = NULL; 460 461 jclass cls_action = (*env)->FindClass(env, "java/awt/Desktop$Action"); 462 CHECK_NULL(cls_action); 463 jclass cls_xDesktopPeer = (*env)->FindClass(env, "sun/awt/X11/XDesktopPeer"); 464 CHECK_NULL(cls_xDesktopPeer); 465 jfieldID fld_supportedActions = (*env)->GetStaticFieldID(env, cls_xDesktopPeer, "supportedActions", "Ljava/util/List;"); 466 CHECK_NULL(fld_supportedActions); 467 jobject supportedActions = (*env)->GetStaticObjectField(env, cls_xDesktopPeer, fld_supportedActions); 468 469 jclass cls_arrayList = (*env)->FindClass(env, "java/util/ArrayList"); 470 CHECK_NULL(cls_arrayList); 471 jmethodID mid_arrayListAdd = (*env)->GetMethodID(env, cls_arrayList, "add", "(Ljava/lang/Object;)Z"); 472 CHECK_NULL(mid_arrayListAdd); 473 jmethodID mid_arrayListClear = (*env)->GetMethodID(env, cls_arrayList, "clear", "()V"); 474 CHECK_NULL(mid_arrayListClear); 475 476 (*env)->CallVoidMethod(env, supportedActions, mid_arrayListClear); 477 478 ADD_SUPPORTED_ACTION("OPEN"); 479 480 /** 481 * gtk_show_uri() documentation says: 482 * 483 * > you need to install gvfs to get support for uri schemes such as http:// 484 * > or ftp://, as only local files are handled by GIO itself. 485 * 486 * So OPEN action was safely added here. 487 * However, it looks like Solaris 11 have gvfs support only for 32-bit 488 * applications only by default. 489 */ 490 491 fp_g_vfs_get_default = dl_symbol("g_vfs_get_default"); 492 fp_g_vfs_get_supported_uri_schemes = dl_symbol("g_vfs_get_supported_uri_schemes"); 493 dlerror(); 494 495 if (fp_g_vfs_get_default && fp_g_vfs_get_supported_uri_schemes) { 496 GVfs * vfs = fp_g_vfs_get_default(); 497 schemes = vfs ? fp_g_vfs_get_supported_uri_schemes(vfs) : NULL; 498 if (schemes) { 499 int i = 0; 500 while (schemes[i]) { 501 if (strcmp(schemes[i], "http") == 0) { 502 ADD_SUPPORTED_ACTION("BROWSE"); 503 ADD_SUPPORTED_ACTION("MAIL"); 504 break; 505 } 506 i++; 507 } 508 } 509 } else { 510 #ifdef DEBUG 511 fprintf(stderr, "Cannot load g_vfs_get_supported_uri_schemes\n"); 512 #endif /* DEBUG */ 513 } 514 515 } 516 /** 517 * Functions for awt_Desktop.c 518 */ 519 gboolean gtk2_show_uri_load(JNIEnv *env) { 520 gboolean success = FALSE; 521 dlerror(); 522 const char *gtk_version = fp_gtk_check_version(2, 14, 0); 523 if (gtk_version != NULL) { 524 // The gtk_show_uri is available from GTK+ 2.14 525 #ifdef DEBUG 526 fprintf (stderr, "The version of GTK is %s. " 527 "The gtk_show_uri function is supported " 528 "since GTK+ 2.14.\n", gtk_version); 529 #endif /* DEBUG */ 530 } else { 531 // Loading symbols only if the GTK version is 2.14 and higher 532 fp_gtk_show_uri = dl_symbol("gtk_show_uri"); 533 const char *dlsym_error = dlerror(); 534 if (dlsym_error) { 535 #ifdef DEBUG 536 fprintf (stderr, "Cannot load symbol: %s \n", dlsym_error); 537 #endif /* DEBUG */ 538 } else if (fp_gtk_show_uri == NULL) { 539 #ifdef DEBUG 540 fprintf(stderr, "dlsym(gtk_show_uri) returned NULL\n"); 541 #endif /* DEBUG */ 542 } else { 543 update_supported_actions(env); 544 success = TRUE; 545 } 546 } 547 return success; 548 } 549 550 /** 551 * Functions for sun_awt_X11_GtkFileDialogPeer.c 552 */ 553 void gtk2_file_chooser_load() 554 { 555 fp_gtk_file_chooser_get_filename = dl_symbol( 556 "gtk_file_chooser_get_filename"); 557 fp_gtk_file_chooser_dialog_new = dl_symbol("gtk_file_chooser_dialog_new"); 558 fp_gtk_file_chooser_set_current_folder = dl_symbol( 559 "gtk_file_chooser_set_current_folder"); 560 fp_gtk_file_chooser_set_filename = dl_symbol( 561 "gtk_file_chooser_set_filename"); 562 fp_gtk_file_chooser_set_current_name = dl_symbol( 563 "gtk_file_chooser_set_current_name"); 564 fp_gtk_file_filter_add_custom = dl_symbol("gtk_file_filter_add_custom"); 565 fp_gtk_file_chooser_set_filter = dl_symbol("gtk_file_chooser_set_filter"); 566 fp_gtk_file_chooser_get_type = dl_symbol("gtk_file_chooser_get_type"); 567 fp_gtk_file_filter_new = dl_symbol("gtk_file_filter_new"); 568 if (fp_gtk_check_version(2, 8, 0) == NULL) { 569 fp_gtk_file_chooser_set_do_overwrite_confirmation = dl_symbol( 570 "gtk_file_chooser_set_do_overwrite_confirmation"); 571 } 572 fp_gtk_file_chooser_set_select_multiple = dl_symbol( 573 "gtk_file_chooser_set_select_multiple"); 574 fp_gtk_file_chooser_get_current_folder = dl_symbol( 575 "gtk_file_chooser_get_current_folder"); 576 fp_gtk_file_chooser_get_filenames = dl_symbol( 577 "gtk_file_chooser_get_filenames"); 578 fp_gtk_g_slist_length = dl_symbol("g_slist_length"); 579 fp_gdk_x11_drawable_get_xid = dl_symbol("gdk_x11_drawable_get_xid"); 580 } 581 582 gboolean gtk2_load(JNIEnv *env) 583 { 584 gboolean result; 585 int i; 586 int (*handler)(); 587 int (*io_handler)(); 588 char *gtk_modules_env; 589 590 gtk2_libhandle = dlopen(GTK2_LIB_VERSIONED, RTLD_LAZY | RTLD_LOCAL); 591 if (gtk2_libhandle == NULL) { 592 gtk2_libhandle = dlopen(GTK2_LIB, RTLD_LAZY | RTLD_LOCAL); 593 if (gtk2_libhandle == NULL) 594 return FALSE; 595 } 596 597 gthread_libhandle = dlopen(GTHREAD_LIB_VERSIONED, RTLD_LAZY | RTLD_LOCAL); 598 if (gthread_libhandle == NULL) { 599 gthread_libhandle = dlopen(GTHREAD_LIB, RTLD_LAZY | RTLD_LOCAL); 600 if (gthread_libhandle == NULL) 601 return FALSE; 602 } 603 604 if (setjmp(j) == 0) 605 { 606 fp_gtk_check_version = dl_symbol("gtk_check_version"); 607 /* Check for GTK 2.2+ */ 608 if (fp_gtk_check_version(2, 2, 0)) { 609 longjmp(j, NO_SYMBOL_EXCEPTION); 610 } 611 612 /* GLib */ 613 fp_glib_check_version = dlsym(gtk2_libhandle, "glib_check_version"); 614 if (!fp_glib_check_version) { 615 dlerror(); 616 } 617 fp_g_free = dl_symbol("g_free"); 618 fp_g_object_unref = dl_symbol("g_object_unref"); 619 620 fp_g_main_context_iteration = 621 dl_symbol("g_main_context_iteration"); 622 623 fp_g_value_init = dl_symbol("g_value_init"); 624 fp_g_type_is_a = dl_symbol("g_type_is_a"); 625 626 fp_g_value_get_boolean = dl_symbol("g_value_get_boolean"); 627 fp_g_value_get_char = dl_symbol("g_value_get_char"); 628 fp_g_value_get_uchar = dl_symbol("g_value_get_uchar"); 629 fp_g_value_get_int = dl_symbol("g_value_get_int"); 630 fp_g_value_get_uint = dl_symbol("g_value_get_uint"); 631 fp_g_value_get_long = dl_symbol("g_value_get_long"); 632 fp_g_value_get_ulong = dl_symbol("g_value_get_ulong"); 633 fp_g_value_get_int64 = dl_symbol("g_value_get_int64"); 634 fp_g_value_get_uint64 = dl_symbol("g_value_get_uint64"); 635 fp_g_value_get_float = dl_symbol("g_value_get_float"); 636 fp_g_value_get_double = dl_symbol("g_value_get_double"); 637 fp_g_value_get_string = dl_symbol("g_value_get_string"); 638 fp_g_value_get_enum = dl_symbol("g_value_get_enum"); 639 fp_g_value_get_flags = dl_symbol("g_value_get_flags"); 640 fp_g_value_get_param = dl_symbol("g_value_get_param"); 641 fp_g_value_get_boxed = dl_symbol("g_value_get_boxed"); 642 fp_g_value_get_pointer = dl_symbol("g_value_get_pointer"); 643 fp_g_value_get_object = dl_symbol("g_value_get_object"); 644 fp_g_param_spec_int = dl_symbol("g_param_spec_int"); 645 fp_g_object_get = dl_symbol("g_object_get"); 646 fp_g_object_set = dl_symbol("g_object_set"); 647 648 /* GDK */ 649 fp_gdk_pixmap_new = dl_symbol("gdk_pixmap_new"); 650 fp_gdk_pixbuf_get_from_drawable = 651 dl_symbol("gdk_pixbuf_get_from_drawable"); 652 fp_gdk_gc_new = dl_symbol("gdk_gc_new"); 653 fp_gdk_rgb_gc_set_foreground = 654 dl_symbol("gdk_rgb_gc_set_foreground"); 655 fp_gdk_draw_rectangle = dl_symbol("gdk_draw_rectangle"); 656 fp_gdk_drawable_get_size = dl_symbol("gdk_drawable_get_size"); 657 658 /* Pixbuf */ 659 fp_gdk_pixbuf_new = dl_symbol("gdk_pixbuf_new"); 660 fp_gdk_pixbuf_new_from_file = 661 dl_symbol("gdk_pixbuf_new_from_file"); 662 fp_gdk_pixbuf_get_width = dl_symbol("gdk_pixbuf_get_width"); 663 fp_gdk_pixbuf_get_height = dl_symbol("gdk_pixbuf_get_height"); 664 fp_gdk_pixbuf_get_pixels = dl_symbol("gdk_pixbuf_get_pixels"); 665 fp_gdk_pixbuf_get_rowstride = 666 dl_symbol("gdk_pixbuf_get_rowstride"); 667 fp_gdk_pixbuf_get_has_alpha = 668 dl_symbol("gdk_pixbuf_get_has_alpha"); 669 fp_gdk_pixbuf_get_bits_per_sample = 670 dl_symbol("gdk_pixbuf_get_bits_per_sample"); 671 fp_gdk_pixbuf_get_n_channels = 672 dl_symbol("gdk_pixbuf_get_n_channels"); 673 674 /* GTK painting */ 675 fp_gtk_init_check = dl_symbol("gtk_init_check"); 676 fp_gtk_paint_hline = dl_symbol("gtk_paint_hline"); 677 fp_gtk_paint_vline = dl_symbol("gtk_paint_vline"); 678 fp_gtk_paint_shadow = dl_symbol("gtk_paint_shadow"); 679 fp_gtk_paint_arrow = dl_symbol("gtk_paint_arrow"); 680 fp_gtk_paint_diamond = dl_symbol("gtk_paint_diamond"); 681 fp_gtk_paint_box = dl_symbol("gtk_paint_box"); 682 fp_gtk_paint_flat_box = dl_symbol("gtk_paint_flat_box"); 683 fp_gtk_paint_check = dl_symbol("gtk_paint_check"); 684 fp_gtk_paint_option = dl_symbol("gtk_paint_option"); 685 fp_gtk_paint_box_gap = dl_symbol("gtk_paint_box_gap"); 686 fp_gtk_paint_extension = dl_symbol("gtk_paint_extension"); 687 fp_gtk_paint_focus = dl_symbol("gtk_paint_focus"); 688 fp_gtk_paint_slider = dl_symbol("gtk_paint_slider"); 689 fp_gtk_paint_handle = dl_symbol("gtk_paint_handle"); 690 fp_gtk_paint_expander = dl_symbol("gtk_paint_expander"); 691 fp_gtk_style_apply_default_background = 692 dl_symbol("gtk_style_apply_default_background"); 693 694 /* GTK widgets */ 695 fp_gtk_arrow_new = dl_symbol("gtk_arrow_new"); 696 fp_gtk_button_new = dl_symbol("gtk_button_new"); 697 fp_gtk_spin_button_new = dl_symbol("gtk_spin_button_new"); 698 fp_gtk_check_button_new = dl_symbol("gtk_check_button_new"); 699 fp_gtk_check_menu_item_new = 700 dl_symbol("gtk_check_menu_item_new"); 701 fp_gtk_color_selection_dialog_new = 702 dl_symbol("gtk_color_selection_dialog_new"); 703 fp_gtk_entry_new = dl_symbol("gtk_entry_new"); 704 fp_gtk_fixed_new = dl_symbol("gtk_fixed_new"); 705 fp_gtk_handle_box_new = dl_symbol("gtk_handle_box_new"); 706 fp_gtk_image_new = dl_symbol("gtk_image_new"); 707 fp_gtk_hpaned_new = dl_symbol("gtk_hpaned_new"); 708 fp_gtk_vpaned_new = dl_symbol("gtk_vpaned_new"); 709 fp_gtk_hscale_new = dl_symbol("gtk_hscale_new"); 710 fp_gtk_vscale_new = dl_symbol("gtk_vscale_new"); 711 fp_gtk_hscrollbar_new = dl_symbol("gtk_hscrollbar_new"); 712 fp_gtk_vscrollbar_new = dl_symbol("gtk_vscrollbar_new"); 713 fp_gtk_hseparator_new = dl_symbol("gtk_hseparator_new"); 714 fp_gtk_vseparator_new = dl_symbol("gtk_vseparator_new"); 715 fp_gtk_label_new = dl_symbol("gtk_label_new"); 716 fp_gtk_menu_new = dl_symbol("gtk_menu_new"); 717 fp_gtk_menu_bar_new = dl_symbol("gtk_menu_bar_new"); 718 fp_gtk_menu_item_new = dl_symbol("gtk_menu_item_new"); 719 fp_gtk_menu_item_set_submenu = 720 dl_symbol("gtk_menu_item_set_submenu"); 721 fp_gtk_notebook_new = dl_symbol("gtk_notebook_new"); 722 fp_gtk_progress_bar_new = 723 dl_symbol("gtk_progress_bar_new"); 724 fp_gtk_progress_bar_set_orientation = 725 dl_symbol("gtk_progress_bar_set_orientation"); 726 fp_gtk_radio_button_new = 727 dl_symbol("gtk_radio_button_new"); 728 fp_gtk_radio_menu_item_new = 729 dl_symbol("gtk_radio_menu_item_new"); 730 fp_gtk_scrolled_window_new = 731 dl_symbol("gtk_scrolled_window_new"); 732 fp_gtk_separator_menu_item_new = 733 dl_symbol("gtk_separator_menu_item_new"); 734 fp_gtk_text_view_new = dl_symbol("gtk_text_view_new"); 735 fp_gtk_toggle_button_new = 736 dl_symbol("gtk_toggle_button_new"); 737 fp_gtk_toolbar_new = dl_symbol("gtk_toolbar_new"); 738 fp_gtk_tree_view_new = dl_symbol("gtk_tree_view_new"); 739 fp_gtk_viewport_new = dl_symbol("gtk_viewport_new"); 740 fp_gtk_window_new = dl_symbol("gtk_window_new"); 741 fp_gtk_window_present = dl_symbol("gtk_window_present"); 742 fp_gtk_window_move = dl_symbol("gtk_window_move"); 743 fp_gtk_window_resize = dl_symbol("gtk_window_resize"); 744 745 fp_gtk_dialog_new = dl_symbol("gtk_dialog_new"); 746 fp_gtk_frame_new = dl_symbol("gtk_frame_new"); 747 748 fp_gtk_adjustment_new = dl_symbol("gtk_adjustment_new"); 749 fp_gtk_container_add = dl_symbol("gtk_container_add"); 750 fp_gtk_menu_shell_append = 751 dl_symbol("gtk_menu_shell_append"); 752 fp_gtk_widget_realize = dl_symbol("gtk_widget_realize"); 753 fp_gtk_widget_destroy = dl_symbol("gtk_widget_destroy"); 754 fp_gtk_widget_render_icon = 755 dl_symbol("gtk_widget_render_icon"); 756 fp_gtk_widget_set_name = 757 dl_symbol("gtk_widget_set_name"); 758 fp_gtk_widget_set_parent = 759 dl_symbol("gtk_widget_set_parent"); 760 fp_gtk_widget_set_direction = 761 dl_symbol("gtk_widget_set_direction"); 762 fp_gtk_widget_style_get = 763 dl_symbol("gtk_widget_style_get"); 764 fp_gtk_widget_class_install_style_property = 765 dl_symbol("gtk_widget_class_install_style_property"); 766 fp_gtk_widget_class_find_style_property = 767 dl_symbol("gtk_widget_class_find_style_property"); 768 fp_gtk_widget_style_get_property = 769 dl_symbol("gtk_widget_style_get_property"); 770 fp_pango_font_description_to_string = 771 dl_symbol("pango_font_description_to_string"); 772 fp_gtk_settings_get_default = 773 dl_symbol("gtk_settings_get_default"); 774 fp_gtk_widget_get_settings = 775 dl_symbol("gtk_widget_get_settings"); 776 fp_gtk_border_get_type = dl_symbol("gtk_border_get_type"); 777 fp_gtk_arrow_set = dl_symbol("gtk_arrow_set"); 778 fp_gtk_widget_size_request = 779 dl_symbol("gtk_widget_size_request"); 780 fp_gtk_range_get_adjustment = 781 dl_symbol("gtk_range_get_adjustment"); 782 783 fp_gtk_widget_hide = dl_symbol("gtk_widget_hide"); 784 fp_gtk_main_quit = dl_symbol("gtk_main_quit"); 785 fp_g_signal_connect_data = dl_symbol("g_signal_connect_data"); 786 fp_gtk_widget_show = dl_symbol("gtk_widget_show"); 787 fp_gtk_main = dl_symbol("gtk_main"); 788 789 fp_g_path_get_dirname = dl_symbol("g_path_get_dirname"); 790 791 /** 792 * GLib thread system 793 */ 794 if (GLIB_CHECK_VERSION(2, 20, 0)) { 795 fp_g_thread_get_initialized = dl_symbol_gthread("g_thread_get_initialized"); 796 } 797 fp_g_thread_init = dl_symbol_gthread("g_thread_init"); 798 fp_gdk_threads_init = dl_symbol("gdk_threads_init"); 799 fp_gdk_threads_enter = dl_symbol("gdk_threads_enter"); 800 fp_gdk_threads_leave = dl_symbol("gdk_threads_leave"); 801 802 /** 803 * Functions for sun_awt_X11_GtkFileDialogPeer.c 804 */ 805 if (fp_gtk_check_version(2, 4, 0) == NULL) { 806 // The current GtkFileChooser is available from GTK+ 2.4 807 gtk2_file_chooser_load(); 808 } 809 810 /* Some functions may be missing in pre-2.4 GTK. 811 We handle them specially here. 812 */ 813 fp_gtk_combo_box_new = dlsym(gtk2_libhandle, "gtk_combo_box_new"); 814 if (fp_gtk_combo_box_new == NULL) { 815 fp_gtk_combo_box_new = dl_symbol("gtk_combo_new"); 816 } 817 818 fp_gtk_combo_box_entry_new = 819 dlsym(gtk2_libhandle, "gtk_combo_box_entry_new"); 820 if (fp_gtk_combo_box_entry_new == NULL) { 821 fp_gtk_combo_box_entry_new = dl_symbol("gtk_combo_new"); 822 new_combo = FALSE; 823 } 824 825 fp_gtk_separator_tool_item_new = 826 dlsym(gtk2_libhandle, "gtk_separator_tool_item_new"); 827 if (fp_gtk_separator_tool_item_new == NULL) { 828 fp_gtk_separator_tool_item_new = 829 dl_symbol("gtk_vseparator_new"); 830 } 831 } 832 /* Now we have only one kind of exceptions: NO_SYMBOL_EXCEPTION 833 * Otherwise we can check the return value of setjmp method. 834 */ 835 else 836 { 837 dlclose(gtk2_libhandle); 838 gtk2_libhandle = NULL; 839 840 dlclose(gthread_libhandle); 841 gthread_libhandle = NULL; 842 843 return FALSE; 844 } 845 846 /* 847 * Strip the AT-SPI GTK_MODULEs if present 848 */ 849 gtk_modules_env = getenv ("GTK_MODULES"); 850 851 if (gtk_modules_env && strstr (gtk_modules_env, "atk-bridge") || 852 gtk_modules_env && strstr (gtk_modules_env, "gail")) 853 { 854 /* the new env will be smaller than the old one */ 855 gchar *s, *new_env = SAFE_SIZE_STRUCT_ALLOC(malloc, 856 sizeof(ENV_PREFIX), 1, strlen (gtk_modules_env)); 857 858 if (new_env != NULL ) 859 { 860 /* careful, strtok modifies its args */ 861 gchar *tmp_env = strdup (gtk_modules_env); 862 strcpy(new_env, ENV_PREFIX); 863 864 /* strip out 'atk-bridge' and 'gail' */ 865 size_t PREFIX_LENGTH = strlen(ENV_PREFIX); 866 while (s = strtok(tmp_env, ":")) 867 { 868 if ((!strstr (s, "atk-bridge")) && (!strstr (s, "gail"))) 869 { 870 if (strlen (new_env) > PREFIX_LENGTH) { 871 new_env = strcat (new_env, ":"); 872 } 873 new_env = strcat(new_env, s); 874 } 875 if (tmp_env) 876 { 877 free (tmp_env); 878 tmp_env = NULL; /* next call to strtok arg1==NULL */ 879 } 880 } 881 putenv (new_env); 882 free (new_env); 883 free (tmp_env); 884 } 885 } 886 887 /* 888 * GTK should be initialized with gtk_init_check() before use. 889 * 890 * gtk_init_check installs its own error handlers. It is critical that 891 * we preserve error handler set from AWT. Otherwise we'll crash on 892 * BadMatch errors which we would normally ignore. The IO error handler 893 * is preserved here, too, just for consistency. 894 */ 895 AWT_LOCK(); 896 handler = XSetErrorHandler(NULL); 897 io_handler = XSetIOErrorHandler(NULL); 898 899 if (fp_gtk_check_version(2, 2, 0) == NULL) { 900 jclass clazz = (*env)->FindClass(env, "sun/misc/GThreadHelper"); 901 jmethodID mid_getAndSetInitializationNeededFlag = 902 (*env)->GetStaticMethodID(env, clazz, "getAndSetInitializationNeededFlag", "()Z"); 903 jmethodID mid_lock = (*env)->GetStaticMethodID(env, clazz, "lock", "()V"); 904 jmethodID mid_unlock = (*env)->GetStaticMethodID(env, clazz, "unlock", "()V"); 905 906 // Init the thread system to use GLib in a thread-safe mode 907 (*env)->CallStaticVoidMethod(env, clazz, mid_lock); 908 909 // Calling g_thread_init() multiple times leads to crash on GLib < 2.24 910 // We can use g_thread_get_initialized () but it is available only for 911 // GLib >= 2.20. We rely on GThreadHelper for GLib < 2.20. 912 gboolean is_g_thread_get_initialized = FALSE; 913 if (GLIB_CHECK_VERSION(2, 20, 0)) { 914 is_g_thread_get_initialized = fp_g_thread_get_initialized(); 915 } 916 917 if (!(*env)->CallStaticBooleanMethod(env, clazz, mid_getAndSetInitializationNeededFlag)) { 918 if (!is_g_thread_get_initialized) { 919 fp_g_thread_init(NULL); 920 } 921 922 //According the GTK documentation, gdk_threads_init() should be 923 //called before gtk_init() or gtk_init_check() 924 fp_gdk_threads_init(); 925 } 926 (*env)->CallStaticVoidMethod(env, clazz, mid_unlock); 927 } 928 result = (*fp_gtk_init_check)(NULL, NULL); 929 930 XSetErrorHandler(handler); 931 XSetIOErrorHandler(io_handler); 932 AWT_UNLOCK(); 933 934 /* Initialize widget array. */ 935 for (i = 0; i < _GTK_WIDGET_TYPE_SIZE; i++) 936 { 937 gtk2_widgets[i] = NULL; 938 } 939 940 return result; 941 } 942 943 int gtk2_unload() 944 { 945 int i; 946 char *gtk2_error; 947 948 if (!gtk2_libhandle) 949 return TRUE; 950 951 /* Release painting objects */ 952 if (gtk2_white_pixmap != NULL) { 953 (*fp_g_object_unref)(gtk2_white_pixmap); 954 (*fp_g_object_unref)(gtk2_black_pixmap); 955 (*fp_g_object_unref)(gtk2_white_pixbuf); 956 (*fp_g_object_unref)(gtk2_black_pixbuf); 957 gtk2_white_pixmap = gtk2_black_pixmap = 958 gtk2_white_pixbuf = gtk2_black_pixbuf = NULL; 959 } 960 gtk2_pixbuf_width = 0; 961 gtk2_pixbuf_height = 0; 962 963 if (gtk2_window != NULL) { 964 /* Destroying toplevel widget will destroy all contained widgets */ 965 (*fp_gtk_widget_destroy)(gtk2_window); 966 967 /* Unset some static data so they get reinitialized on next load */ 968 gtk2_window = NULL; 969 } 970 971 dlerror(); 972 dlclose(gtk2_libhandle); 973 dlclose(gthread_libhandle); 974 if ((gtk2_error = dlerror()) != NULL) 975 { 976 return FALSE; 977 } 978 return TRUE; 979 } 980 981 /* Dispatch all pending events from the GTK event loop. 982 * This is needed to catch theme change and update widgets' style. 983 */ 984 void flush_gtk_event_loop() 985 { 986 while( (*fp_g_main_context_iteration)(NULL, FALSE)); 987 } 988 989 /* 990 * Initialize components of containment hierarchy. This creates a GtkFixed 991 * inside a GtkWindow. All widgets get realized. 992 */ 993 static void init_containers() 994 { 995 if (gtk2_window == NULL) 996 { 997 gtk2_window = (*fp_gtk_window_new)(GTK_WINDOW_TOPLEVEL); 998 gtk2_fixed = (GtkFixed *)(*fp_gtk_fixed_new)(); 999 (*fp_gtk_container_add)((GtkContainer*)gtk2_window, 1000 (GtkWidget *)gtk2_fixed); 1001 (*fp_gtk_widget_realize)(gtk2_window); 1002 (*fp_gtk_widget_realize)((GtkWidget *)gtk2_fixed); 1003 } 1004 } 1005 1006 /* 1007 * Ensure everything is ready for drawing an element of the specified width 1008 * and height. 1009 * 1010 * We should somehow handle translucent images. GTK can draw to X Drawables 1011 * only, which don't support alpha. When we retrieve the image back from 1012 * the server, translucency information is lost. There're several ways to 1013 * work around this: 1014 * 1) Subclass GdkPixmap and cache translucent objects on client side. This 1015 * requires us to implement parts of X server drawing logic on client side. 1016 * Many X requests can potentially be "translucent"; e.g. XDrawLine with 1017 * fill=tile and a translucent tile is a "translucent" operation, whereas 1018 * XDrawLine with fill=solid is an "opaque" one. Moreover themes can (and some 1019 * do) intermix transparent and opaque operations which makes caching even 1020 * more problematic. 1021 * 2) Use Xorg 32bit ARGB visual when available. GDK has no native support 1022 * for it (as of version 2.6). Also even in JDS 3 Xorg does not support 1023 * these visuals by default, which makes optimizing for them pointless. 1024 * We can consider doing this at a later point when ARGB visuals become more 1025 * popular. 1026 * 3') GTK has plans to use Cairo as its graphical backend (presumably in 1027 * 2.8), and Cairo supports alpha. With it we could also get rid of the 1028 * unnecessary round trip to server and do all the drawing on client side. 1029 * 4) For now we draw to two different pixmaps and restore alpha channel by 1030 * comparing results. This can be optimized by using subclassed pixmap and 1031 * doing the second drawing only if necessary. 1032 */ 1033 void gtk2_init_painting(JNIEnv *env, gint width, gint height) 1034 { 1035 GdkGC *gc; 1036 GdkPixbuf *white, *black; 1037 1038 init_containers(); 1039 1040 if (gtk2_pixbuf_width < width || gtk2_pixbuf_height < height) 1041 { 1042 white = (*fp_gdk_pixbuf_new)(GDK_COLORSPACE_RGB, TRUE, 8, width, height); 1043 black = (*fp_gdk_pixbuf_new)(GDK_COLORSPACE_RGB, TRUE, 8, width, height); 1044 1045 if (white == NULL || black == NULL) 1046 { 1047 snprintf(convertionBuffer, CONV_BUFFER_SIZE, "Couldn't create pixbuf of size %dx%d", width, height); 1048 throw_exception(env, "java/lang/RuntimeException", convertionBuffer); 1049 fp_gdk_threads_leave(); 1050 return; 1051 } 1052 1053 if (gtk2_white_pixmap != NULL) { 1054 /* free old stuff */ 1055 (*fp_g_object_unref)(gtk2_white_pixmap); 1056 (*fp_g_object_unref)(gtk2_black_pixmap); 1057 (*fp_g_object_unref)(gtk2_white_pixbuf); 1058 (*fp_g_object_unref)(gtk2_black_pixbuf); 1059 } 1060 1061 gtk2_white_pixmap = (*fp_gdk_pixmap_new)(gtk2_window->window, width, height, -1); 1062 gtk2_black_pixmap = (*fp_gdk_pixmap_new)(gtk2_window->window, width, height, -1); 1063 1064 gtk2_white_pixbuf = white; 1065 gtk2_black_pixbuf = black; 1066 1067 gtk2_pixbuf_width = width; 1068 gtk2_pixbuf_height = height; 1069 } 1070 1071 /* clear the pixmaps */ 1072 gc = (*fp_gdk_gc_new)(gtk2_white_pixmap); 1073 (*fp_gdk_rgb_gc_set_foreground)(gc, 0xffffff); 1074 (*fp_gdk_draw_rectangle)(gtk2_white_pixmap, gc, TRUE, 0, 0, width, height); 1075 (*fp_g_object_unref)(gc); 1076 1077 gc = (*fp_gdk_gc_new)(gtk2_black_pixmap); 1078 (*fp_gdk_rgb_gc_set_foreground)(gc, 0x000000); 1079 (*fp_gdk_draw_rectangle)(gtk2_black_pixmap, gc, TRUE, 0, 0, width, height); 1080 (*fp_g_object_unref)(gc); 1081 } 1082 1083 /* 1084 * Restore image from white and black pixmaps and copy it into destination 1085 * buffer. This method compares two pixbufs taken from white and black 1086 * pixmaps and decodes color and alpha components. Pixbufs are RGB without 1087 * alpha, destination buffer is ABGR. 1088 * 1089 * The return value is the transparency type of the resulting image, either 1090 * one of java_awt_Transparency_OPAQUE, java_awt_Transparency_BITMASK, and 1091 * java_awt_Transparency_TRANSLUCENT. 1092 */ 1093 gint gtk2_copy_image(gint *dst, gint width, gint height) 1094 { 1095 gint i, j, r, g, b; 1096 guchar *white, *black; 1097 gint stride, padding; 1098 gboolean is_opaque = TRUE; 1099 gboolean is_bitmask = TRUE; 1100 1101 (*fp_gdk_pixbuf_get_from_drawable)(gtk2_white_pixbuf, gtk2_white_pixmap, 1102 NULL, 0, 0, 0, 0, width, height); 1103 (*fp_gdk_pixbuf_get_from_drawable)(gtk2_black_pixbuf, gtk2_black_pixmap, 1104 NULL, 0, 0, 0, 0, width, height); 1105 1106 white = (*fp_gdk_pixbuf_get_pixels)(gtk2_white_pixbuf); 1107 black = (*fp_gdk_pixbuf_get_pixels)(gtk2_black_pixbuf); 1108 stride = (*fp_gdk_pixbuf_get_rowstride)(gtk2_black_pixbuf); 1109 padding = stride - width * 4; 1110 1111 for (i = 0; i < height; i++) { 1112 for (j = 0; j < width; j++) { 1113 int r1 = *white++; 1114 int r2 = *black++; 1115 int alpha = 0xff + r2 - r1; 1116 1117 switch (alpha) { 1118 case 0: /* transparent pixel */ 1119 r = g = b = 0; 1120 black += 3; 1121 white += 3; 1122 is_opaque = FALSE; 1123 break; 1124 1125 case 0xff: /* opaque pixel */ 1126 r = r2; 1127 g = *black++; 1128 b = *black++; 1129 black++; 1130 white += 3; 1131 break; 1132 1133 default: /* translucent pixel */ 1134 r = 0xff * r2 / alpha; 1135 g = 0xff * *black++ / alpha; 1136 b = 0xff * *black++ / alpha; 1137 black++; 1138 white += 3; 1139 is_opaque = FALSE; 1140 is_bitmask = FALSE; 1141 break; 1142 } 1143 1144 *dst++ = (alpha << 24 | r << 16 | g << 8 | b); 1145 } 1146 1147 white += padding; 1148 black += padding; 1149 } 1150 return is_opaque ? java_awt_Transparency_OPAQUE : 1151 (is_bitmask ? java_awt_Transparency_BITMASK : 1152 java_awt_Transparency_TRANSLUCENT); 1153 } 1154 1155 static void 1156 gtk2_set_direction(GtkWidget *widget, GtkTextDirection dir) 1157 { 1158 /* 1159 * Some engines (inexplicably) look at the direction of the widget's 1160 * parent, so we need to set the direction of both the widget and its 1161 * parent. 1162 */ 1163 (*fp_gtk_widget_set_direction)(widget, dir); 1164 if (widget->parent != NULL) { 1165 (*fp_gtk_widget_set_direction)(widget->parent, dir); 1166 } 1167 } 1168 1169 /* 1170 * Initializes the widget to correct state for some engines. 1171 * This is a pure empirical method. 1172 */ 1173 static void init_toggle_widget(WidgetType widget_type, gint synth_state) 1174 { 1175 gboolean is_active = ((synth_state & SELECTED) != 0); 1176 1177 if (widget_type == RADIO_BUTTON || 1178 widget_type == CHECK_BOX || 1179 widget_type == TOGGLE_BUTTON) { 1180 ((GtkToggleButton*)gtk2_widget)->active = is_active; 1181 } 1182 1183 if ((synth_state & FOCUSED) != 0) { 1184 ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_FOCUS; 1185 } else { 1186 ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_FOCUS; 1187 } 1188 1189 if ((synth_state & MOUSE_OVER) != 0 && (synth_state & PRESSED) == 0 || 1190 (synth_state & FOCUSED) != 0 && (synth_state & PRESSED) != 0) { 1191 gtk2_widget->state = GTK_STATE_PRELIGHT; 1192 } else if ((synth_state & DISABLED) != 0) { 1193 gtk2_widget->state = GTK_STATE_INSENSITIVE; 1194 } else { 1195 gtk2_widget->state = is_active ? GTK_STATE_ACTIVE : GTK_STATE_NORMAL; 1196 } 1197 } 1198 1199 /* GTK state_type filter */ 1200 static GtkStateType get_gtk_state_type(WidgetType widget_type, gint synth_state) 1201 { 1202 GtkStateType result = GTK_STATE_NORMAL; 1203 1204 if ((synth_state & DISABLED) != 0) { 1205 result = GTK_STATE_INSENSITIVE; 1206 } else if ((synth_state & PRESSED) != 0) { 1207 result = GTK_STATE_ACTIVE; 1208 } else if ((synth_state & MOUSE_OVER) != 0) { 1209 result = GTK_STATE_PRELIGHT; 1210 } 1211 return result; 1212 } 1213 1214 /* GTK shadow_type filter */ 1215 static GtkShadowType get_gtk_shadow_type(WidgetType widget_type, gint synth_state) 1216 { 1217 GtkShadowType result = GTK_SHADOW_OUT; 1218 1219 if ((synth_state & SELECTED) != 0) { 1220 result = GTK_SHADOW_IN; 1221 } 1222 return result; 1223 } 1224 1225 1226 static GtkWidget* gtk2_get_arrow(GtkArrowType arrow_type, GtkShadowType shadow_type) 1227 { 1228 GtkWidget *arrow = NULL; 1229 if (NULL == gtk2_widgets[_GTK_ARROW_TYPE]) 1230 { 1231 gtk2_widgets[_GTK_ARROW_TYPE] = (*fp_gtk_arrow_new)(arrow_type, shadow_type); 1232 (*fp_gtk_container_add)((GtkContainer *)gtk2_fixed, gtk2_widgets[_GTK_ARROW_TYPE]); 1233 (*fp_gtk_widget_realize)(gtk2_widgets[_GTK_ARROW_TYPE]); 1234 } 1235 arrow = gtk2_widgets[_GTK_ARROW_TYPE]; 1236 1237 (*fp_gtk_arrow_set)(arrow, arrow_type, shadow_type); 1238 return arrow; 1239 } 1240 1241 static GtkAdjustment* create_adjustment() 1242 { 1243 return (GtkAdjustment *) 1244 (*fp_gtk_adjustment_new)(50.0, 0.0, 100.0, 10.0, 20.0, 20.0); 1245 } 1246 1247 /** 1248 * Returns a pointer to the cached native widget for the specified widget 1249 * type. 1250 */ 1251 static GtkWidget *gtk2_get_widget(WidgetType widget_type) 1252 { 1253 gboolean init_result = FALSE; 1254 GtkWidget *result = NULL; 1255 switch (widget_type) 1256 { 1257 case BUTTON: 1258 case TABLE_HEADER: 1259 if (init_result = (NULL == gtk2_widgets[_GTK_BUTTON_TYPE])) 1260 { 1261 gtk2_widgets[_GTK_BUTTON_TYPE] = (*fp_gtk_button_new)(); 1262 } 1263 result = gtk2_widgets[_GTK_BUTTON_TYPE]; 1264 break; 1265 case CHECK_BOX: 1266 if (init_result = (NULL == gtk2_widgets[_GTK_CHECK_BUTTON_TYPE])) 1267 { 1268 gtk2_widgets[_GTK_CHECK_BUTTON_TYPE] = 1269 (*fp_gtk_check_button_new)(); 1270 } 1271 result = gtk2_widgets[_GTK_CHECK_BUTTON_TYPE]; 1272 break; 1273 case CHECK_BOX_MENU_ITEM: 1274 if (init_result = (NULL == gtk2_widgets[_GTK_CHECK_MENU_ITEM_TYPE])) 1275 { 1276 gtk2_widgets[_GTK_CHECK_MENU_ITEM_TYPE] = 1277 (*fp_gtk_check_menu_item_new)(); 1278 } 1279 result = gtk2_widgets[_GTK_CHECK_MENU_ITEM_TYPE]; 1280 break; 1281 /************************************************************ 1282 * Creation a dedicated color chooser is dangerous because 1283 * it deadlocks the EDT 1284 ************************************************************/ 1285 /* case COLOR_CHOOSER: 1286 if (init_result = 1287 (NULL == gtk2_widgets[_GTK_COLOR_SELECTION_DIALOG_TYPE])) 1288 { 1289 gtk2_widgets[_GTK_COLOR_SELECTION_DIALOG_TYPE] = 1290 (*fp_gtk_color_selection_dialog_new)(NULL); 1291 } 1292 result = gtk2_widgets[_GTK_COLOR_SELECTION_DIALOG_TYPE]; 1293 break;*/ 1294 case COMBO_BOX: 1295 if (init_result = (NULL == gtk2_widgets[_GTK_COMBO_BOX_TYPE])) 1296 { 1297 gtk2_widgets[_GTK_COMBO_BOX_TYPE] = 1298 (*fp_gtk_combo_box_new)(); 1299 } 1300 result = gtk2_widgets[_GTK_COMBO_BOX_TYPE]; 1301 break; 1302 case COMBO_BOX_ARROW_BUTTON: 1303 if (init_result = 1304 (NULL == gtk2_widgets[_GTK_COMBO_BOX_ARROW_BUTTON_TYPE])) 1305 { 1306 gtk2_widgets[_GTK_COMBO_BOX_ARROW_BUTTON_TYPE] = 1307 (*fp_gtk_toggle_button_new)(); 1308 } 1309 result = gtk2_widgets[_GTK_COMBO_BOX_ARROW_BUTTON_TYPE]; 1310 break; 1311 case COMBO_BOX_TEXT_FIELD: 1312 if (init_result = 1313 (NULL == gtk2_widgets[_GTK_COMBO_BOX_TEXT_FIELD_TYPE])) 1314 { 1315 result = gtk2_widgets[_GTK_COMBO_BOX_TEXT_FIELD_TYPE] = 1316 (*fp_gtk_entry_new)(); 1317 } 1318 result = gtk2_widgets[_GTK_COMBO_BOX_TEXT_FIELD_TYPE]; 1319 break; 1320 case DESKTOP_ICON: 1321 case INTERNAL_FRAME_TITLE_PANE: 1322 case LABEL: 1323 if (init_result = (NULL == gtk2_widgets[_GTK_LABEL_TYPE])) 1324 { 1325 gtk2_widgets[_GTK_LABEL_TYPE] = 1326 (*fp_gtk_label_new)(NULL); 1327 } 1328 result = gtk2_widgets[_GTK_LABEL_TYPE]; 1329 break; 1330 case DESKTOP_PANE: 1331 case PANEL: 1332 case ROOT_PANE: 1333 if (init_result = (NULL == gtk2_widgets[_GTK_CONTAINER_TYPE])) 1334 { 1335 /* There is no constructor for a container type. I've 1336 * chosen GtkFixed container since it has a default 1337 * constructor. 1338 */ 1339 gtk2_widgets[_GTK_CONTAINER_TYPE] = 1340 (*fp_gtk_fixed_new)(); 1341 } 1342 result = gtk2_widgets[_GTK_CONTAINER_TYPE]; 1343 break; 1344 case EDITOR_PANE: 1345 case TEXT_AREA: 1346 case TEXT_PANE: 1347 if (init_result = (NULL == gtk2_widgets[_GTK_TEXT_VIEW_TYPE])) 1348 { 1349 gtk2_widgets[_GTK_TEXT_VIEW_TYPE] = 1350 (*fp_gtk_text_view_new)(); 1351 } 1352 result = gtk2_widgets[_GTK_TEXT_VIEW_TYPE]; 1353 break; 1354 case FORMATTED_TEXT_FIELD: 1355 case PASSWORD_FIELD: 1356 case TEXT_FIELD: 1357 if (init_result = (NULL == gtk2_widgets[_GTK_ENTRY_TYPE])) 1358 { 1359 gtk2_widgets[_GTK_ENTRY_TYPE] = 1360 (*fp_gtk_entry_new)(); 1361 } 1362 result = gtk2_widgets[_GTK_ENTRY_TYPE]; 1363 break; 1364 case HANDLE_BOX: 1365 if (init_result = (NULL == gtk2_widgets[_GTK_HANDLE_BOX_TYPE])) 1366 { 1367 gtk2_widgets[_GTK_HANDLE_BOX_TYPE] = 1368 (*fp_gtk_handle_box_new)(); 1369 } 1370 result = gtk2_widgets[_GTK_HANDLE_BOX_TYPE]; 1371 break; 1372 case HSCROLL_BAR: 1373 case HSCROLL_BAR_BUTTON_LEFT: 1374 case HSCROLL_BAR_BUTTON_RIGHT: 1375 case HSCROLL_BAR_TRACK: 1376 case HSCROLL_BAR_THUMB: 1377 if (init_result = (NULL == gtk2_widgets[_GTK_HSCROLLBAR_TYPE])) 1378 { 1379 gtk2_widgets[_GTK_HSCROLLBAR_TYPE] = 1380 (*fp_gtk_hscrollbar_new)(create_adjustment()); 1381 } 1382 result = gtk2_widgets[_GTK_HSCROLLBAR_TYPE]; 1383 break; 1384 case HSEPARATOR: 1385 if (init_result = (NULL == gtk2_widgets[_GTK_HSEPARATOR_TYPE])) 1386 { 1387 gtk2_widgets[_GTK_HSEPARATOR_TYPE] = 1388 (*fp_gtk_hseparator_new)(); 1389 } 1390 result = gtk2_widgets[_GTK_HSEPARATOR_TYPE]; 1391 break; 1392 case HSLIDER: 1393 case HSLIDER_THUMB: 1394 case HSLIDER_TRACK: 1395 if (init_result = (NULL == gtk2_widgets[_GTK_HSCALE_TYPE])) 1396 { 1397 gtk2_widgets[_GTK_HSCALE_TYPE] = 1398 (*fp_gtk_hscale_new)(NULL); 1399 } 1400 result = gtk2_widgets[_GTK_HSCALE_TYPE]; 1401 break; 1402 case HSPLIT_PANE_DIVIDER: 1403 case SPLIT_PANE: 1404 if (init_result = (NULL == gtk2_widgets[_GTK_HPANED_TYPE])) 1405 { 1406 gtk2_widgets[_GTK_HPANED_TYPE] = (*fp_gtk_hpaned_new)(); 1407 } 1408 result = gtk2_widgets[_GTK_HPANED_TYPE]; 1409 break; 1410 case IMAGE: 1411 if (init_result = (NULL == gtk2_widgets[_GTK_IMAGE_TYPE])) 1412 { 1413 gtk2_widgets[_GTK_IMAGE_TYPE] = (*fp_gtk_image_new)(); 1414 } 1415 result = gtk2_widgets[_GTK_IMAGE_TYPE]; 1416 break; 1417 case INTERNAL_FRAME: 1418 if (init_result = (NULL == gtk2_widgets[_GTK_WINDOW_TYPE])) 1419 { 1420 gtk2_widgets[_GTK_WINDOW_TYPE] = 1421 (*fp_gtk_window_new)(GTK_WINDOW_TOPLEVEL); 1422 } 1423 result = gtk2_widgets[_GTK_WINDOW_TYPE]; 1424 break; 1425 case TOOL_TIP: 1426 if (init_result = (NULL == gtk2_widgets[_GTK_TOOLTIP_TYPE])) 1427 { 1428 result = (*fp_gtk_window_new)(GTK_WINDOW_TOPLEVEL); 1429 (*fp_gtk_widget_set_name)(result, "gtk-tooltips"); 1430 gtk2_widgets[_GTK_TOOLTIP_TYPE] = result; 1431 } 1432 result = gtk2_widgets[_GTK_TOOLTIP_TYPE]; 1433 break; 1434 case LIST: 1435 case TABLE: 1436 case TREE: 1437 case TREE_CELL: 1438 if (init_result = (NULL == gtk2_widgets[_GTK_TREE_VIEW_TYPE])) 1439 { 1440 gtk2_widgets[_GTK_TREE_VIEW_TYPE] = 1441 (*fp_gtk_tree_view_new)(); 1442 } 1443 result = gtk2_widgets[_GTK_TREE_VIEW_TYPE]; 1444 break; 1445 case TITLED_BORDER: 1446 if (init_result = (NULL == gtk2_widgets[_GTK_FRAME_TYPE])) 1447 { 1448 gtk2_widgets[_GTK_FRAME_TYPE] = fp_gtk_frame_new(NULL); 1449 } 1450 result = gtk2_widgets[_GTK_FRAME_TYPE]; 1451 break; 1452 case POPUP_MENU: 1453 if (init_result = (NULL == gtk2_widgets[_GTK_MENU_TYPE])) 1454 { 1455 gtk2_widgets[_GTK_MENU_TYPE] = 1456 (*fp_gtk_menu_new)(); 1457 } 1458 result = gtk2_widgets[_GTK_MENU_TYPE]; 1459 break; 1460 case MENU: 1461 case MENU_ITEM: 1462 case MENU_ITEM_ACCELERATOR: 1463 if (init_result = (NULL == gtk2_widgets[_GTK_MENU_ITEM_TYPE])) 1464 { 1465 gtk2_widgets[_GTK_MENU_ITEM_TYPE] = 1466 (*fp_gtk_menu_item_new)(); 1467 } 1468 result = gtk2_widgets[_GTK_MENU_ITEM_TYPE]; 1469 break; 1470 case MENU_BAR: 1471 if (init_result = (NULL == gtk2_widgets[_GTK_MENU_BAR_TYPE])) 1472 { 1473 gtk2_widgets[_GTK_MENU_BAR_TYPE] = 1474 (*fp_gtk_menu_bar_new)(); 1475 } 1476 result = gtk2_widgets[_GTK_MENU_BAR_TYPE]; 1477 break; 1478 case COLOR_CHOOSER: 1479 case OPTION_PANE: 1480 if (init_result = (NULL == gtk2_widgets[_GTK_DIALOG_TYPE])) 1481 { 1482 gtk2_widgets[_GTK_DIALOG_TYPE] = 1483 (*fp_gtk_dialog_new)(); 1484 } 1485 result = gtk2_widgets[_GTK_DIALOG_TYPE]; 1486 break; 1487 case POPUP_MENU_SEPARATOR: 1488 if (init_result = 1489 (NULL == gtk2_widgets[_GTK_SEPARATOR_MENU_ITEM_TYPE])) 1490 { 1491 gtk2_widgets[_GTK_SEPARATOR_MENU_ITEM_TYPE] = 1492 (*fp_gtk_separator_menu_item_new)(); 1493 } 1494 result = gtk2_widgets[_GTK_SEPARATOR_MENU_ITEM_TYPE]; 1495 break; 1496 case HPROGRESS_BAR: 1497 if (init_result = (NULL == gtk2_widgets[_GTK_HPROGRESS_BAR_TYPE])) 1498 { 1499 gtk2_widgets[_GTK_HPROGRESS_BAR_TYPE] = 1500 (*fp_gtk_progress_bar_new)(); 1501 } 1502 result = gtk2_widgets[_GTK_HPROGRESS_BAR_TYPE]; 1503 break; 1504 case VPROGRESS_BAR: 1505 if (init_result = (NULL == gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE])) 1506 { 1507 gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE] = 1508 (*fp_gtk_progress_bar_new)(); 1509 /* 1510 * Vertical JProgressBars always go bottom-to-top, 1511 * regardless of the ComponentOrientation. 1512 */ 1513 (*fp_gtk_progress_bar_set_orientation)( 1514 (GtkProgressBar *)gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE], 1515 GTK_PROGRESS_BOTTOM_TO_TOP); 1516 } 1517 result = gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE]; 1518 break; 1519 case RADIO_BUTTON: 1520 if (init_result = (NULL == gtk2_widgets[_GTK_RADIO_BUTTON_TYPE])) 1521 { 1522 gtk2_widgets[_GTK_RADIO_BUTTON_TYPE] = 1523 (*fp_gtk_radio_button_new)(NULL); 1524 } 1525 result = gtk2_widgets[_GTK_RADIO_BUTTON_TYPE]; 1526 break; 1527 case RADIO_BUTTON_MENU_ITEM: 1528 if (init_result = 1529 (NULL == gtk2_widgets[_GTK_RADIO_MENU_ITEM_TYPE])) 1530 { 1531 gtk2_widgets[_GTK_RADIO_MENU_ITEM_TYPE] = 1532 (*fp_gtk_radio_menu_item_new)(NULL); 1533 } 1534 result = gtk2_widgets[_GTK_RADIO_MENU_ITEM_TYPE]; 1535 break; 1536 case SCROLL_PANE: 1537 if (init_result = 1538 (NULL == gtk2_widgets[_GTK_SCROLLED_WINDOW_TYPE])) 1539 { 1540 gtk2_widgets[_GTK_SCROLLED_WINDOW_TYPE] = 1541 (*fp_gtk_scrolled_window_new)(NULL, NULL); 1542 } 1543 result = gtk2_widgets[_GTK_SCROLLED_WINDOW_TYPE]; 1544 break; 1545 case SPINNER: 1546 case SPINNER_ARROW_BUTTON: 1547 case SPINNER_TEXT_FIELD: 1548 if (init_result = (NULL == gtk2_widgets[_GTK_SPIN_BUTTON_TYPE])) 1549 { 1550 result = gtk2_widgets[_GTK_SPIN_BUTTON_TYPE] = 1551 (*fp_gtk_spin_button_new)(NULL, 0, 0); 1552 } 1553 result = gtk2_widgets[_GTK_SPIN_BUTTON_TYPE]; 1554 break; 1555 case TABBED_PANE: 1556 case TABBED_PANE_TAB_AREA: 1557 case TABBED_PANE_CONTENT: 1558 case TABBED_PANE_TAB: 1559 if (init_result = (NULL == gtk2_widgets[_GTK_NOTEBOOK_TYPE])) 1560 { 1561 gtk2_widgets[_GTK_NOTEBOOK_TYPE] = 1562 (*fp_gtk_notebook_new)(NULL); 1563 } 1564 result = gtk2_widgets[_GTK_NOTEBOOK_TYPE]; 1565 break; 1566 case TOGGLE_BUTTON: 1567 if (init_result = (NULL == gtk2_widgets[_GTK_TOGGLE_BUTTON_TYPE])) 1568 { 1569 gtk2_widgets[_GTK_TOGGLE_BUTTON_TYPE] = 1570 (*fp_gtk_toggle_button_new)(NULL); 1571 } 1572 result = gtk2_widgets[_GTK_TOGGLE_BUTTON_TYPE]; 1573 break; 1574 case TOOL_BAR: 1575 case TOOL_BAR_DRAG_WINDOW: 1576 if (init_result = (NULL == gtk2_widgets[_GTK_TOOLBAR_TYPE])) 1577 { 1578 gtk2_widgets[_GTK_TOOLBAR_TYPE] = 1579 (*fp_gtk_toolbar_new)(NULL); 1580 } 1581 result = gtk2_widgets[_GTK_TOOLBAR_TYPE]; 1582 break; 1583 case TOOL_BAR_SEPARATOR: 1584 if (init_result = 1585 (NULL == gtk2_widgets[_GTK_SEPARATOR_TOOL_ITEM_TYPE])) 1586 { 1587 gtk2_widgets[_GTK_SEPARATOR_TOOL_ITEM_TYPE] = 1588 (*fp_gtk_separator_tool_item_new)(); 1589 } 1590 result = gtk2_widgets[_GTK_SEPARATOR_TOOL_ITEM_TYPE]; 1591 break; 1592 case VIEWPORT: 1593 if (init_result = (NULL == gtk2_widgets[_GTK_VIEWPORT_TYPE])) 1594 { 1595 GtkAdjustment *adjustment = create_adjustment(); 1596 gtk2_widgets[_GTK_VIEWPORT_TYPE] = 1597 (*fp_gtk_viewport_new)(adjustment, adjustment); 1598 } 1599 result = gtk2_widgets[_GTK_VIEWPORT_TYPE]; 1600 break; 1601 case VSCROLL_BAR: 1602 case VSCROLL_BAR_BUTTON_UP: 1603 case VSCROLL_BAR_BUTTON_DOWN: 1604 case VSCROLL_BAR_TRACK: 1605 case VSCROLL_BAR_THUMB: 1606 if (init_result = (NULL == gtk2_widgets[_GTK_VSCROLLBAR_TYPE])) 1607 { 1608 gtk2_widgets[_GTK_VSCROLLBAR_TYPE] = 1609 (*fp_gtk_vscrollbar_new)(create_adjustment()); 1610 } 1611 result = gtk2_widgets[_GTK_VSCROLLBAR_TYPE]; 1612 break; 1613 case VSEPARATOR: 1614 if (init_result = (NULL == gtk2_widgets[_GTK_VSEPARATOR_TYPE])) 1615 { 1616 gtk2_widgets[_GTK_VSEPARATOR_TYPE] = 1617 (*fp_gtk_vseparator_new)(); 1618 } 1619 result = gtk2_widgets[_GTK_VSEPARATOR_TYPE]; 1620 break; 1621 case VSLIDER: 1622 case VSLIDER_THUMB: 1623 case VSLIDER_TRACK: 1624 if (init_result = (NULL == gtk2_widgets[_GTK_VSCALE_TYPE])) 1625 { 1626 gtk2_widgets[_GTK_VSCALE_TYPE] = 1627 (*fp_gtk_vscale_new)(NULL); 1628 } 1629 result = gtk2_widgets[_GTK_VSCALE_TYPE]; 1630 /* 1631 * Vertical JSliders start at the bottom, while vertical 1632 * GtkVScale widgets start at the top (by default), so to fix 1633 * this we set the "inverted" flag to get the Swing behavior. 1634 */ 1635 ((GtkRange*)result)->inverted = 1; 1636 break; 1637 case VSPLIT_PANE_DIVIDER: 1638 if (init_result = (NULL == gtk2_widgets[_GTK_VPANED_TYPE])) 1639 { 1640 gtk2_widgets[_GTK_VPANED_TYPE] = (*fp_gtk_vpaned_new)(); 1641 } 1642 result = gtk2_widgets[_GTK_VPANED_TYPE]; 1643 break; 1644 default: 1645 result = NULL; 1646 break; 1647 } 1648 1649 if (result != NULL && init_result) 1650 { 1651 if (widget_type == RADIO_BUTTON_MENU_ITEM || 1652 widget_type == CHECK_BOX_MENU_ITEM || 1653 widget_type == MENU_ITEM || 1654 widget_type == MENU || 1655 widget_type == POPUP_MENU_SEPARATOR) 1656 { 1657 GtkWidget *menu = gtk2_get_widget(POPUP_MENU); 1658 (*fp_gtk_menu_shell_append)((GtkMenuShell *)menu, result); 1659 } 1660 else if (widget_type == POPUP_MENU) 1661 { 1662 GtkWidget *menu_bar = gtk2_get_widget(MENU_BAR); 1663 GtkWidget *root_menu = (*fp_gtk_menu_item_new)(); 1664 (*fp_gtk_menu_item_set_submenu)((GtkMenuItem*)root_menu, result); 1665 (*fp_gtk_menu_shell_append)((GtkMenuShell *)menu_bar, root_menu); 1666 } 1667 else if (widget_type == COMBO_BOX_ARROW_BUTTON || 1668 widget_type == COMBO_BOX_TEXT_FIELD) 1669 { 1670 /* 1671 * We add a regular GtkButton/GtkEntry to a GtkComboBoxEntry 1672 * in order to trick engines into thinking it's a real combobox 1673 * arrow button/text field. 1674 */ 1675 GtkWidget *combo = (*fp_gtk_combo_box_entry_new)(); 1676 1677 if (new_combo && widget_type == COMBO_BOX_ARROW_BUTTON) { 1678 (*fp_gtk_widget_set_parent)(result, combo); 1679 ((GtkBin*)combo)->child = result; 1680 } else { 1681 (*fp_gtk_container_add)((GtkContainer *)combo, result); 1682 } 1683 (*fp_gtk_container_add)((GtkContainer *)gtk2_fixed, combo); 1684 } 1685 else if (widget_type != TOOL_TIP && 1686 widget_type != INTERNAL_FRAME && 1687 widget_type != OPTION_PANE) 1688 { 1689 (*fp_gtk_container_add)((GtkContainer *)gtk2_fixed, result); 1690 } 1691 (*fp_gtk_widget_realize)(result); 1692 } 1693 return result; 1694 } 1695 1696 void gtk2_paint_arrow(WidgetType widget_type, GtkStateType state_type, 1697 GtkShadowType shadow_type, const gchar *detail, 1698 gint x, gint y, gint width, gint height, 1699 GtkArrowType arrow_type, gboolean fill) 1700 { 1701 static int w, h; 1702 static GtkRequisition size; 1703 1704 if (widget_type == COMBO_BOX_ARROW_BUTTON || widget_type == TABLE) 1705 gtk2_widget = gtk2_get_arrow(arrow_type, shadow_type); 1706 else 1707 gtk2_widget = gtk2_get_widget(widget_type); 1708 1709 switch (widget_type) 1710 { 1711 case SPINNER_ARROW_BUTTON: 1712 x = 1; 1713 y = ((arrow_type == GTK_ARROW_UP) ? 2 : 0); 1714 height -= 2; 1715 width -= 3; 1716 1717 w = width / 2; 1718 w -= w % 2 - 1; 1719 h = (w + 1) / 2; 1720 break; 1721 1722 case HSCROLL_BAR_BUTTON_LEFT: 1723 case HSCROLL_BAR_BUTTON_RIGHT: 1724 case VSCROLL_BAR_BUTTON_UP: 1725 case VSCROLL_BAR_BUTTON_DOWN: 1726 w = width / 2; 1727 h = height / 2; 1728 break; 1729 1730 case COMBO_BOX_ARROW_BUTTON: 1731 case TABLE: 1732 x = 1; 1733 (*fp_gtk_widget_size_request)(gtk2_widget, &size); 1734 w = size.width - ((GtkMisc*)gtk2_widget)->xpad * 2; 1735 h = size.height - ((GtkMisc*)gtk2_widget)->ypad * 2; 1736 w = h = MIN(MIN(w, h), MIN(width,height)) * 0.7; 1737 break; 1738 1739 default: 1740 w = width; 1741 h = height; 1742 break; 1743 } 1744 x += (width - w) / 2; 1745 y += (height - h) / 2; 1746 1747 (*fp_gtk_paint_arrow)(gtk2_widget->style, gtk2_white_pixmap, state_type, 1748 shadow_type, NULL, gtk2_widget, detail, arrow_type, fill, 1749 x, y, w, h); 1750 (*fp_gtk_paint_arrow)(gtk2_widget->style, gtk2_black_pixmap, state_type, 1751 shadow_type, NULL, gtk2_widget, detail, arrow_type, fill, 1752 x, y, w, h); 1753 } 1754 1755 void gtk2_paint_box(WidgetType widget_type, GtkStateType state_type, 1756 GtkShadowType shadow_type, const gchar *detail, 1757 gint x, gint y, gint width, gint height, 1758 gint synth_state, GtkTextDirection dir) 1759 { 1760 gtk2_widget = gtk2_get_widget(widget_type); 1761 1762 /* 1763 * The clearlooks engine sometimes looks at the widget's state field 1764 * instead of just the state_type variable that we pass in, so to account 1765 * for those cases we set the widget's state field accordingly. The 1766 * flags field is similarly important for things like focus/default state. 1767 */ 1768 gtk2_widget->state = state_type; 1769 1770 if (widget_type == HSLIDER_TRACK) { 1771 /* 1772 * For horizontal JSliders with right-to-left orientation, we need 1773 * to set the "inverted" flag to match the native GTK behavior where 1774 * the foreground highlight is on the right side of the slider thumb. 1775 * This is needed especially for the ubuntulooks engine, which looks 1776 * exclusively at the "inverted" flag to determine on which side of 1777 * the thumb to paint the highlight... 1778 */ 1779 ((GtkRange*)gtk2_widget)->inverted = (dir == GTK_TEXT_DIR_RTL); 1780 1781 /* 1782 * Note however that other engines like clearlooks will look at both 1783 * the "inverted" field and the text direction to determine how 1784 * the foreground highlight is painted: 1785 * !inverted && ltr --> paint highlight on left side 1786 * !inverted && rtl --> paint highlight on right side 1787 * inverted && ltr --> paint highlight on right side 1788 * inverted && rtl --> paint highlight on left side 1789 * So the only way to reliably get the desired results for horizontal 1790 * JSlider (i.e., highlight on left side for LTR ComponentOrientation 1791 * and highlight on right side for RTL ComponentOrientation) is to 1792 * always override text direction as LTR, and then set the "inverted" 1793 * flag accordingly (as we have done above). 1794 */ 1795 dir = GTK_TEXT_DIR_LTR; 1796 } 1797 1798 /* 1799 * Some engines (e.g. clearlooks) will paint the shadow of certain 1800 * widgets (e.g. COMBO_BOX_ARROW_BUTTON) differently depending on the 1801 * the text direction. 1802 */ 1803 gtk2_set_direction(gtk2_widget, dir); 1804 1805 switch (widget_type) { 1806 case BUTTON: 1807 if (synth_state & DEFAULT) { 1808 ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_DEFAULT; 1809 } else { 1810 ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_DEFAULT; 1811 } 1812 break; 1813 case TOGGLE_BUTTON: 1814 init_toggle_widget(widget_type, synth_state); 1815 break; 1816 case HSCROLL_BAR_BUTTON_LEFT: 1817 /* 1818 * The clearlooks engine will draw a "left" button when: 1819 * x == w->allocation.x 1820 * 1821 * The ubuntulooks engine will draw a "left" button when: 1822 * [x,y,width,height] 1823 * intersects 1824 * [w->alloc.x,w->alloc.y,width,height] 1825 * 1826 * The values that are set below should ensure that a "left" 1827 * button is rendered for both of these (and other) engines. 1828 */ 1829 gtk2_widget->allocation.x = x; 1830 gtk2_widget->allocation.y = y; 1831 gtk2_widget->allocation.width = width; 1832 gtk2_widget->allocation.height = height; 1833 break; 1834 case HSCROLL_BAR_BUTTON_RIGHT: 1835 /* 1836 * The clearlooks engine will draw a "right" button when: 1837 * x + width == w->allocation.x + w->allocation.width 1838 * 1839 * The ubuntulooks engine will draw a "right" button when: 1840 * [x,y,width,height] 1841 * does not intersect 1842 * [w->alloc.x,w->alloc.y,width,height] 1843 * but does intersect 1844 * [w->alloc.x+width,w->alloc.y,width,height] 1845 * 1846 * The values that are set below should ensure that a "right" 1847 * button is rendered for both of these (and other) engines. 1848 */ 1849 gtk2_widget->allocation.x = x+width; 1850 gtk2_widget->allocation.y = 0; 1851 gtk2_widget->allocation.width = 0; 1852 gtk2_widget->allocation.height = height; 1853 break; 1854 case VSCROLL_BAR_BUTTON_UP: 1855 /* 1856 * The clearlooks engine will draw an "up" button when: 1857 * y == w->allocation.y 1858 * 1859 * The ubuntulooks engine will draw an "up" button when: 1860 * [x,y,width,height] 1861 * intersects 1862 * [w->alloc.x,w->alloc.y,width,height] 1863 * 1864 * The values that are set below should ensure that an "up" 1865 * button is rendered for both of these (and other) engines. 1866 */ 1867 gtk2_widget->allocation.x = x; 1868 gtk2_widget->allocation.y = y; 1869 gtk2_widget->allocation.width = width; 1870 gtk2_widget->allocation.height = height; 1871 break; 1872 case VSCROLL_BAR_BUTTON_DOWN: 1873 /* 1874 * The clearlooks engine will draw a "down" button when: 1875 * y + height == w->allocation.y + w->allocation.height 1876 * 1877 * The ubuntulooks engine will draw a "down" button when: 1878 * [x,y,width,height] 1879 * does not intersect 1880 * [w->alloc.x,w->alloc.y,width,height] 1881 * but does intersect 1882 * [w->alloc.x,w->alloc.y+height,width,height] 1883 * 1884 * The values that are set below should ensure that a "down" 1885 * button is rendered for both of these (and other) engines. 1886 */ 1887 gtk2_widget->allocation.x = x; 1888 gtk2_widget->allocation.y = y+height; 1889 gtk2_widget->allocation.width = width; 1890 gtk2_widget->allocation.height = 0; 1891 break; 1892 default: 1893 break; 1894 } 1895 1896 (*fp_gtk_paint_box)(gtk2_widget->style, gtk2_white_pixmap, state_type, 1897 shadow_type, NULL, gtk2_widget, detail, x, y, width, height); 1898 (*fp_gtk_paint_box)(gtk2_widget->style, gtk2_black_pixmap, state_type, 1899 shadow_type, NULL, gtk2_widget, detail, x, y, width, height); 1900 1901 /* 1902 * Reset the text direction to the default value so that we don't 1903 * accidentally affect other operations and widgets. 1904 */ 1905 gtk2_set_direction(gtk2_widget, GTK_TEXT_DIR_LTR); 1906 } 1907 1908 void gtk2_paint_box_gap(WidgetType widget_type, GtkStateType state_type, 1909 GtkShadowType shadow_type, const gchar *detail, 1910 gint x, gint y, gint width, gint height, 1911 GtkPositionType gap_side, gint gap_x, gint gap_width) 1912 { 1913 /* Clearlooks needs a real clip area to paint the gap properly */ 1914 GdkRectangle area = { x, y, width, height }; 1915 1916 gtk2_widget = gtk2_get_widget(widget_type); 1917 (*fp_gtk_paint_box_gap)(gtk2_widget->style, gtk2_white_pixmap, state_type, 1918 shadow_type, &area, gtk2_widget, detail, 1919 x, y, width, height, gap_side, gap_x, gap_width); 1920 (*fp_gtk_paint_box_gap)(gtk2_widget->style, gtk2_black_pixmap, state_type, 1921 shadow_type, &area, gtk2_widget, detail, 1922 x, y, width, height, gap_side, gap_x, gap_width); 1923 } 1924 1925 void gtk2_paint_check(WidgetType widget_type, gint synth_state, 1926 const gchar *detail, gint x, gint y, gint width, gint height) 1927 { 1928 GtkStateType state_type = get_gtk_state_type(widget_type, synth_state); 1929 GtkShadowType shadow_type = get_gtk_shadow_type(widget_type, synth_state); 1930 1931 gtk2_widget = gtk2_get_widget(widget_type); 1932 init_toggle_widget(widget_type, synth_state); 1933 1934 (*fp_gtk_paint_check)(gtk2_widget->style, gtk2_white_pixmap, state_type, 1935 shadow_type, NULL, gtk2_widget, detail, 1936 x, y, width, height); 1937 (*fp_gtk_paint_check)(gtk2_widget->style, gtk2_black_pixmap, state_type, 1938 shadow_type, NULL, gtk2_widget, detail, 1939 x, y, width, height); 1940 } 1941 1942 void gtk2_paint_diamond(WidgetType widget_type, GtkStateType state_type, 1943 GtkShadowType shadow_type, const gchar *detail, 1944 gint x, gint y, gint width, gint height) 1945 { 1946 gtk2_widget = gtk2_get_widget(widget_type); 1947 (*fp_gtk_paint_diamond)(gtk2_widget->style, gtk2_white_pixmap, state_type, 1948 shadow_type, NULL, gtk2_widget, detail, 1949 x, y, width, height); 1950 (*fp_gtk_paint_diamond)(gtk2_widget->style, gtk2_black_pixmap, state_type, 1951 shadow_type, NULL, gtk2_widget, detail, 1952 x, y, width, height); 1953 } 1954 1955 void gtk2_paint_expander(WidgetType widget_type, GtkStateType state_type, 1956 const gchar *detail, gint x, gint y, gint width, gint height, 1957 GtkExpanderStyle expander_style) 1958 { 1959 gtk2_widget = gtk2_get_widget(widget_type); 1960 (*fp_gtk_paint_expander)(gtk2_widget->style, gtk2_white_pixmap, 1961 state_type, NULL, gtk2_widget, detail, 1962 x + width / 2, y + height / 2, expander_style); 1963 (*fp_gtk_paint_expander)(gtk2_widget->style, gtk2_black_pixmap, 1964 state_type, NULL, gtk2_widget, detail, 1965 x + width / 2, y + height / 2, expander_style); 1966 } 1967 1968 void gtk2_paint_extension(WidgetType widget_type, GtkStateType state_type, 1969 GtkShadowType shadow_type, const gchar *detail, 1970 gint x, gint y, gint width, gint height, GtkPositionType gap_side) 1971 { 1972 gtk2_widget = gtk2_get_widget(widget_type); 1973 (*fp_gtk_paint_extension)(gtk2_widget->style, gtk2_white_pixmap, 1974 state_type, shadow_type, NULL, gtk2_widget, detail, 1975 x, y, width, height, gap_side); 1976 (*fp_gtk_paint_extension)(gtk2_widget->style, gtk2_black_pixmap, 1977 state_type, shadow_type, NULL, gtk2_widget, detail, 1978 x, y, width, height, gap_side); 1979 } 1980 1981 void gtk2_paint_flat_box(WidgetType widget_type, GtkStateType state_type, 1982 GtkShadowType shadow_type, const gchar *detail, 1983 gint x, gint y, gint width, gint height, gboolean has_focus) 1984 { 1985 gtk2_widget = gtk2_get_widget(widget_type); 1986 1987 if (has_focus) 1988 ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_FOCUS; 1989 else 1990 ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_FOCUS; 1991 1992 (*fp_gtk_paint_flat_box)(gtk2_widget->style, gtk2_white_pixmap, 1993 state_type, shadow_type, NULL, gtk2_widget, detail, 1994 x, y, width, height); 1995 (*fp_gtk_paint_flat_box)(gtk2_widget->style, gtk2_black_pixmap, 1996 state_type, shadow_type, NULL, gtk2_widget, detail, 1997 x, y, width, height); 1998 } 1999 2000 void gtk2_paint_focus(WidgetType widget_type, GtkStateType state_type, 2001 const char *detail, gint x, gint y, gint width, gint height) 2002 { 2003 gtk2_widget = gtk2_get_widget(widget_type); 2004 (*fp_gtk_paint_focus)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2005 NULL, gtk2_widget, detail, x, y, width, height); 2006 (*fp_gtk_paint_focus)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2007 NULL, gtk2_widget, detail, x, y, width, height); 2008 } 2009 2010 void gtk2_paint_handle(WidgetType widget_type, GtkStateType state_type, 2011 GtkShadowType shadow_type, const gchar *detail, 2012 gint x, gint y, gint width, gint height, GtkOrientation orientation) 2013 { 2014 gtk2_widget = gtk2_get_widget(widget_type); 2015 (*fp_gtk_paint_handle)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2016 shadow_type, NULL, gtk2_widget, detail, 2017 x, y, width, height, orientation); 2018 (*fp_gtk_paint_handle)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2019 shadow_type, NULL, gtk2_widget, detail, 2020 x, y, width, height, orientation); 2021 } 2022 2023 void gtk2_paint_hline(WidgetType widget_type, GtkStateType state_type, 2024 const gchar *detail, gint x, gint y, gint width, gint height) 2025 { 2026 gtk2_widget = gtk2_get_widget(widget_type); 2027 (*fp_gtk_paint_hline)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2028 NULL, gtk2_widget, detail, x, x + width, y); 2029 (*fp_gtk_paint_hline)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2030 NULL, gtk2_widget, detail, x, x + width, y); 2031 } 2032 2033 void gtk2_paint_option(WidgetType widget_type, gint synth_state, 2034 const gchar *detail, gint x, gint y, gint width, gint height) 2035 { 2036 GtkStateType state_type = get_gtk_state_type(widget_type, synth_state); 2037 GtkShadowType shadow_type = get_gtk_shadow_type(widget_type, synth_state); 2038 2039 gtk2_widget = gtk2_get_widget(widget_type); 2040 init_toggle_widget(widget_type, synth_state); 2041 2042 (*fp_gtk_paint_option)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2043 shadow_type, NULL, gtk2_widget, detail, 2044 x, y, width, height); 2045 (*fp_gtk_paint_option)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2046 shadow_type, NULL, gtk2_widget, detail, 2047 x, y, width, height); 2048 } 2049 2050 void gtk2_paint_shadow(WidgetType widget_type, GtkStateType state_type, 2051 GtkShadowType shadow_type, const gchar *detail, 2052 gint x, gint y, gint width, gint height, 2053 gint synth_state, GtkTextDirection dir) 2054 { 2055 gtk2_widget = gtk2_get_widget(widget_type); 2056 2057 /* 2058 * The clearlooks engine sometimes looks at the widget's state field 2059 * instead of just the state_type variable that we pass in, so to account 2060 * for those cases we set the widget's state field accordingly. The 2061 * flags field is similarly important for things like focus state. 2062 */ 2063 gtk2_widget->state = state_type; 2064 2065 /* 2066 * Some engines (e.g. clearlooks) will paint the shadow of certain 2067 * widgets (e.g. COMBO_BOX_TEXT_FIELD) differently depending on the 2068 * the text direction. 2069 */ 2070 gtk2_set_direction(gtk2_widget, dir); 2071 2072 switch (widget_type) { 2073 case COMBO_BOX_TEXT_FIELD: 2074 case FORMATTED_TEXT_FIELD: 2075 case PASSWORD_FIELD: 2076 case SPINNER_TEXT_FIELD: 2077 case TEXT_FIELD: 2078 if (synth_state & FOCUSED) { 2079 ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_FOCUS; 2080 } else { 2081 ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_FOCUS; 2082 } 2083 break; 2084 default: 2085 break; 2086 } 2087 2088 (*fp_gtk_paint_shadow)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2089 shadow_type, NULL, gtk2_widget, detail, x, y, width, height); 2090 (*fp_gtk_paint_shadow)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2091 shadow_type, NULL, gtk2_widget, detail, x, y, width, height); 2092 2093 /* 2094 * Reset the text direction to the default value so that we don't 2095 * accidentally affect other operations and widgets. 2096 */ 2097 gtk2_set_direction(gtk2_widget, GTK_TEXT_DIR_LTR); 2098 } 2099 2100 void gtk2_paint_slider(WidgetType widget_type, GtkStateType state_type, 2101 GtkShadowType shadow_type, const gchar *detail, 2102 gint x, gint y, gint width, gint height, GtkOrientation orientation) 2103 { 2104 gtk2_widget = gtk2_get_widget(widget_type); 2105 (*fp_gtk_paint_slider)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2106 shadow_type, NULL, gtk2_widget, detail, 2107 x, y, width, height, orientation); 2108 (*fp_gtk_paint_slider)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2109 shadow_type, NULL, gtk2_widget, detail, 2110 x, y, width, height, orientation); 2111 } 2112 2113 void gtk2_paint_vline(WidgetType widget_type, GtkStateType state_type, 2114 const gchar *detail, gint x, gint y, gint width, gint height) 2115 { 2116 gtk2_widget = gtk2_get_widget(widget_type); 2117 (*fp_gtk_paint_vline)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2118 NULL, gtk2_widget, detail, y, y + height, x); 2119 (*fp_gtk_paint_vline)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2120 NULL, gtk2_widget, detail, y, y + height, x); 2121 } 2122 2123 void gtk_paint_background(WidgetType widget_type, GtkStateType state_type, 2124 gint x, gint y, gint width, gint height) 2125 { 2126 gtk2_widget = gtk2_get_widget(widget_type); 2127 (*fp_gtk_style_apply_default_background)(gtk2_widget->style, 2128 gtk2_white_pixmap, TRUE, state_type, NULL, x, y, width, height); 2129 (*fp_gtk_style_apply_default_background)(gtk2_widget->style, 2130 gtk2_black_pixmap, TRUE, state_type, NULL, x, y, width, height); 2131 } 2132 2133 GdkPixbuf *gtk2_get_stock_icon(gint widget_type, const gchar *stock_id, 2134 GtkIconSize size, GtkTextDirection direction, const char *detail) 2135 { 2136 init_containers(); 2137 gtk2_widget = gtk2_get_widget((widget_type < 0) ? IMAGE : widget_type); 2138 gtk2_widget->state = GTK_STATE_NORMAL; 2139 (*fp_gtk_widget_set_direction)(gtk2_widget, direction); 2140 return (*fp_gtk_widget_render_icon)(gtk2_widget, stock_id, size, detail); 2141 } 2142 2143 /*************************************************/ 2144 gint gtk2_get_xthickness(JNIEnv *env, WidgetType widget_type) 2145 { 2146 init_containers(); 2147 2148 gtk2_widget = gtk2_get_widget(widget_type); 2149 GtkStyle* style = gtk2_widget->style; 2150 return style->xthickness; 2151 } 2152 2153 gint gtk2_get_ythickness(JNIEnv *env, WidgetType widget_type) 2154 { 2155 init_containers(); 2156 2157 gtk2_widget = gtk2_get_widget(widget_type); 2158 GtkStyle* style = gtk2_widget->style; 2159 return style->ythickness; 2160 } 2161 2162 /*************************************************/ 2163 guint8 recode_color(guint16 channel) 2164 { 2165 return (guint8)(channel>>8); 2166 } 2167 2168 gint gtk2_get_color_for_state(JNIEnv *env, WidgetType widget_type, 2169 GtkStateType state_type, ColorType color_type) 2170 { 2171 gint result = 0; 2172 GdkColor *color = NULL; 2173 2174 init_containers(); 2175 2176 gtk2_widget = gtk2_get_widget(widget_type); 2177 GtkStyle* style = gtk2_widget->style; 2178 2179 switch (color_type) 2180 { 2181 case FOREGROUND: 2182 color = &(style->fg[state_type]); 2183 break; 2184 case BACKGROUND: 2185 color = &(style->bg[state_type]); 2186 break; 2187 case TEXT_FOREGROUND: 2188 color = &(style->text[state_type]); 2189 break; 2190 case TEXT_BACKGROUND: 2191 color = &(style->base[state_type]); 2192 break; 2193 case LIGHT: 2194 color = &(style->light[state_type]); 2195 break; 2196 case DARK: 2197 color = &(style->dark[state_type]); 2198 break; 2199 case MID: 2200 color = &(style->mid[state_type]); 2201 break; 2202 case FOCUS: 2203 case BLACK: 2204 color = &(style->black); 2205 break; 2206 case WHITE: 2207 color = &(style->white); 2208 break; 2209 } 2210 2211 if (color) 2212 result = recode_color(color->red) << 16 | 2213 recode_color(color->green) << 8 | 2214 recode_color(color->blue); 2215 2216 return result; 2217 } 2218 2219 /*************************************************/ 2220 jobject create_Boolean(JNIEnv *env, jboolean boolean_value); 2221 jobject create_Integer(JNIEnv *env, jint int_value); 2222 jobject create_Long(JNIEnv *env, jlong long_value); 2223 jobject create_Float(JNIEnv *env, jfloat float_value); 2224 jobject create_Double(JNIEnv *env, jdouble double_value); 2225 jobject create_Character(JNIEnv *env, jchar char_value); 2226 jobject create_Insets(JNIEnv *env, GtkBorder *border); 2227 2228 jobject gtk2_get_class_value(JNIEnv *env, WidgetType widget_type, jstring jkey) 2229 { 2230 init_containers(); 2231 2232 const char* key = getStrFor(env, jkey); 2233 gtk2_widget = gtk2_get_widget(widget_type); 2234 2235 GValue value; 2236 value.g_type = 0; 2237 2238 GParamSpec* param = (*fp_gtk_widget_class_find_style_property)( 2239 ((GTypeInstance*)gtk2_widget)->g_class, key); 2240 if( param ) 2241 { 2242 (*fp_g_value_init)( &value, param->value_type ); 2243 (*fp_gtk_widget_style_get_property)(gtk2_widget, key, &value); 2244 2245 if( (*fp_g_type_is_a)( param->value_type, G_TYPE_BOOLEAN )) 2246 { 2247 gboolean val = (*fp_g_value_get_boolean)(&value); 2248 return create_Boolean(env, (jboolean)val); 2249 } 2250 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_CHAR )) 2251 { 2252 gchar val = (*fp_g_value_get_char)(&value); 2253 return create_Character(env, (jchar)val); 2254 } 2255 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_UCHAR )) 2256 { 2257 guchar val = (*fp_g_value_get_uchar)(&value); 2258 return create_Character(env, (jchar)val); 2259 } 2260 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_INT )) 2261 { 2262 gint val = (*fp_g_value_get_int)(&value); 2263 return create_Integer(env, (jint)val); 2264 } 2265 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_UINT )) 2266 { 2267 guint val = (*fp_g_value_get_uint)(&value); 2268 return create_Integer(env, (jint)val); 2269 } 2270 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_LONG )) 2271 { 2272 glong val = (*fp_g_value_get_long)(&value); 2273 return create_Long(env, (jlong)val); 2274 } 2275 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_ULONG )) 2276 { 2277 gulong val = (*fp_g_value_get_ulong)(&value); 2278 return create_Long(env, (jlong)val); 2279 } 2280 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_INT64 )) 2281 { 2282 gint64 val = (*fp_g_value_get_int64)(&value); 2283 return create_Long(env, (jlong)val); 2284 } 2285 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_UINT64 )) 2286 { 2287 guint64 val = (*fp_g_value_get_uint64)(&value); 2288 return create_Long(env, (jlong)val); 2289 } 2290 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_FLOAT )) 2291 { 2292 gfloat val = (*fp_g_value_get_float)(&value); 2293 return create_Float(env, (jfloat)val); 2294 } 2295 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_DOUBLE )) 2296 { 2297 gdouble val = (*fp_g_value_get_double)(&value); 2298 return create_Double(env, (jdouble)val); 2299 } 2300 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_ENUM )) 2301 { 2302 gint val = (*fp_g_value_get_enum)(&value); 2303 return create_Integer(env, (jint)val); 2304 } 2305 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_FLAGS )) 2306 { 2307 guint val = (*fp_g_value_get_flags)(&value); 2308 return create_Integer(env, (jint)val); 2309 } 2310 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_STRING )) 2311 { 2312 const gchar* val = (*fp_g_value_get_string)(&value); 2313 2314 /* We suppose that all values come in C locale and 2315 * utf-8 representation of a string is the same as 2316 * the string itself. If this isn't so we should 2317 * use g_convert. 2318 */ 2319 return (*env)->NewStringUTF(env, val); 2320 } 2321 else if( (*fp_g_type_is_a)( param->value_type, GTK_TYPE_BORDER )) 2322 { 2323 GtkBorder *border = (GtkBorder*)(*fp_g_value_get_boxed)(&value); 2324 return border ? create_Insets(env, border) : NULL; 2325 } 2326 2327 /* TODO: Other types are not supported yet.*/ 2328 /* else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_PARAM )) 2329 { 2330 GParamSpec* val = (*fp_g_value_get_param)(&value); 2331 printf( "Param: %p\n", val ); 2332 } 2333 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_BOXED )) 2334 { 2335 gpointer* val = (*fp_g_value_get_boxed)(&value); 2336 printf( "Boxed: %p\n", val ); 2337 } 2338 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_POINTER )) 2339 { 2340 gpointer* val = (*fp_g_value_get_pointer)(&value); 2341 printf( "Pointer: %p\n", val ); 2342 } 2343 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_OBJECT )) 2344 { 2345 GObject* val = (GObject*)(*fp_g_value_get_object)(&value); 2346 printf( "Object: %p\n", val ); 2347 }*/ 2348 } 2349 2350 return NULL; 2351 } 2352 2353 void gtk2_set_range_value(WidgetType widget_type, jdouble value, 2354 jdouble min, jdouble max, jdouble visible) 2355 { 2356 GtkAdjustment *adj; 2357 2358 gtk2_widget = gtk2_get_widget(widget_type); 2359 2360 adj = (*fp_gtk_range_get_adjustment)((GtkRange *)gtk2_widget); 2361 adj->value = (gdouble)value; 2362 adj->lower = (gdouble)min; 2363 adj->upper = (gdouble)max; 2364 adj->page_size = (gdouble)visible; 2365 } 2366 2367 /*************************************************/ 2368 jobject create_Object(JNIEnv *env, jmethodID *cid, 2369 const char* class_name, 2370 const char* signature, 2371 jvalue* value) 2372 { 2373 jclass class; 2374 jobject result; 2375 2376 class = (*env)->FindClass(env, class_name); 2377 if( class == NULL ) 2378 return NULL; /* can't find/load the class, exception thrown */ 2379 2380 if( *cid == NULL) 2381 { 2382 *cid = (*env)->GetMethodID(env, class, "<init>", signature); 2383 if( *cid == NULL ) 2384 { 2385 (*env)->DeleteLocalRef(env, class); 2386 return NULL; /* can't find/get the method, exception thrown */ 2387 } 2388 } 2389 2390 result = (*env)->NewObjectA(env, class, *cid, value); 2391 2392 (*env)->DeleteLocalRef(env, class); 2393 return result; 2394 } 2395 2396 jobject create_Boolean(JNIEnv *env, jboolean boolean_value) 2397 { 2398 static jmethodID cid = NULL; 2399 jvalue value; 2400 2401 value.z = boolean_value; 2402 2403 return create_Object(env, &cid, "java/lang/Boolean", "(Z)V", &value); 2404 } 2405 2406 jobject create_Integer(JNIEnv *env, jint int_value) 2407 { 2408 static jmethodID cid = NULL; 2409 jvalue value; 2410 2411 value.i = int_value; 2412 2413 return create_Object(env, &cid, "java/lang/Integer", "(I)V", &value); 2414 } 2415 2416 jobject create_Long(JNIEnv *env, jlong long_value) 2417 { 2418 static jmethodID cid = NULL; 2419 jvalue value; 2420 2421 value.j = long_value; 2422 2423 return create_Object(env, &cid, "java/lang/Long", "(J)V", &value); 2424 } 2425 2426 jobject create_Float(JNIEnv *env, jfloat float_value) 2427 { 2428 static jmethodID cid = NULL; 2429 jvalue value; 2430 2431 value.f = float_value; 2432 2433 return create_Object(env, &cid, "java/lang/Float", "(F)V", &value); 2434 } 2435 2436 jobject create_Double(JNIEnv *env, jdouble double_value) 2437 { 2438 static jmethodID cid = NULL; 2439 jvalue value; 2440 2441 value.d = double_value; 2442 2443 return create_Object(env, &cid, "java/lang/Double", "(D)V", &value); 2444 } 2445 2446 jobject create_Character(JNIEnv *env, jchar char_value) 2447 { 2448 static jmethodID cid = NULL; 2449 jvalue value; 2450 2451 value.c = char_value; 2452 2453 return create_Object(env, &cid, "java/lang/Character", "(C)V", &value); 2454 } 2455 2456 2457 jobject create_Insets(JNIEnv *env, GtkBorder *border) 2458 { 2459 static jmethodID cid = NULL; 2460 jvalue values[4]; 2461 2462 values[0].i = border->top; 2463 values[1].i = border->left; 2464 values[2].i = border->bottom; 2465 values[3].i = border->right; 2466 2467 return create_Object(env, &cid, "java/awt/Insets", "(IIII)V", values); 2468 } 2469 2470 /*********************************************/ 2471 jstring gtk2_get_pango_font_name(JNIEnv *env, WidgetType widget_type) 2472 { 2473 init_containers(); 2474 2475 gtk2_widget = gtk2_get_widget(widget_type); 2476 jstring result = NULL; 2477 GtkStyle* style = gtk2_widget->style; 2478 2479 if (style && style->font_desc) 2480 { 2481 gchar* val = (*fp_pango_font_description_to_string)(style->font_desc); 2482 result = (*env)->NewStringUTF(env, val); 2483 (*fp_g_free)( val ); 2484 } 2485 2486 return result; 2487 } 2488 2489 /***********************************************/ 2490 jobject get_string_property(JNIEnv *env, GtkSettings* settings, const gchar* key) 2491 { 2492 jobject result = NULL; 2493 gchar* strval = NULL; 2494 2495 (*fp_g_object_get)(settings, key, &strval, NULL); 2496 result = (*env)->NewStringUTF(env, strval); 2497 (*fp_g_free)(strval); 2498 2499 return result; 2500 } 2501 2502 jobject get_integer_property(JNIEnv *env, GtkSettings* settings, const gchar* key) 2503 { 2504 gint intval = NULL; 2505 (*fp_g_object_get)(settings, key, &intval, NULL); 2506 return create_Integer(env, intval); 2507 } 2508 2509 jobject get_boolean_property(JNIEnv *env, GtkSettings* settings, const gchar* key) 2510 { 2511 gint intval = NULL; 2512 (*fp_g_object_get)(settings, key, &intval, NULL); 2513 return create_Boolean(env, intval); 2514 } 2515 2516 jobject gtk2_get_setting(JNIEnv *env, Setting property) 2517 { 2518 GtkSettings* settings = (*fp_gtk_settings_get_default)(); 2519 2520 switch (property) 2521 { 2522 case GTK_FONT_NAME: 2523 return get_string_property(env, settings, "gtk-font-name"); 2524 case GTK_ICON_SIZES: 2525 return get_string_property(env, settings, "gtk-icon-sizes"); 2526 case GTK_CURSOR_BLINK: 2527 return get_boolean_property(env, settings, "gtk-cursor-blink"); 2528 case GTK_CURSOR_BLINK_TIME: 2529 return get_integer_property(env, settings, "gtk-cursor-blink-time"); 2530 } 2531 2532 return NULL; 2533 }