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 } 580 581 gboolean gtk2_load(JNIEnv *env) 582 { 583 gboolean result; 584 int i; 585 int (*handler)(); 586 int (*io_handler)(); 587 char *gtk_modules_env; 588 589 gtk2_libhandle = dlopen(GTK2_LIB_VERSIONED, RTLD_LAZY | RTLD_LOCAL); 590 if (gtk2_libhandle == NULL) { 591 gtk2_libhandle = dlopen(GTK2_LIB, RTLD_LAZY | RTLD_LOCAL); 592 if (gtk2_libhandle == NULL) 593 return FALSE; 594 } 595 596 gthread_libhandle = dlopen(GTHREAD_LIB_VERSIONED, RTLD_LAZY | RTLD_LOCAL); 597 if (gthread_libhandle == NULL) { 598 gthread_libhandle = dlopen(GTHREAD_LIB, RTLD_LAZY | RTLD_LOCAL); 599 if (gthread_libhandle == NULL) 600 return FALSE; 601 } 602 603 if (setjmp(j) == 0) 604 { 605 fp_gtk_check_version = dl_symbol("gtk_check_version"); 606 /* Check for GTK 2.2+ */ 607 if (fp_gtk_check_version(2, 2, 0)) { 608 longjmp(j, NO_SYMBOL_EXCEPTION); 609 } 610 611 /* GLib */ 612 fp_glib_check_version = dlsym(gtk2_libhandle, "glib_check_version"); 613 if (!fp_glib_check_version) { 614 dlerror(); 615 } 616 fp_g_free = dl_symbol("g_free"); 617 fp_g_object_unref = dl_symbol("g_object_unref"); 618 619 fp_g_main_context_iteration = 620 dl_symbol("g_main_context_iteration"); 621 622 fp_g_value_init = dl_symbol("g_value_init"); 623 fp_g_type_is_a = dl_symbol("g_type_is_a"); 624 625 fp_g_value_get_boolean = dl_symbol("g_value_get_boolean"); 626 fp_g_value_get_char = dl_symbol("g_value_get_char"); 627 fp_g_value_get_uchar = dl_symbol("g_value_get_uchar"); 628 fp_g_value_get_int = dl_symbol("g_value_get_int"); 629 fp_g_value_get_uint = dl_symbol("g_value_get_uint"); 630 fp_g_value_get_long = dl_symbol("g_value_get_long"); 631 fp_g_value_get_ulong = dl_symbol("g_value_get_ulong"); 632 fp_g_value_get_int64 = dl_symbol("g_value_get_int64"); 633 fp_g_value_get_uint64 = dl_symbol("g_value_get_uint64"); 634 fp_g_value_get_float = dl_symbol("g_value_get_float"); 635 fp_g_value_get_double = dl_symbol("g_value_get_double"); 636 fp_g_value_get_string = dl_symbol("g_value_get_string"); 637 fp_g_value_get_enum = dl_symbol("g_value_get_enum"); 638 fp_g_value_get_flags = dl_symbol("g_value_get_flags"); 639 fp_g_value_get_param = dl_symbol("g_value_get_param"); 640 fp_g_value_get_boxed = dl_symbol("g_value_get_boxed"); 641 fp_g_value_get_pointer = dl_symbol("g_value_get_pointer"); 642 fp_g_value_get_object = dl_symbol("g_value_get_object"); 643 fp_g_param_spec_int = dl_symbol("g_param_spec_int"); 644 fp_g_object_get = dl_symbol("g_object_get"); 645 fp_g_object_set = dl_symbol("g_object_set"); 646 647 /* GDK */ 648 fp_gdk_pixmap_new = dl_symbol("gdk_pixmap_new"); 649 fp_gdk_pixbuf_get_from_drawable = 650 dl_symbol("gdk_pixbuf_get_from_drawable"); 651 fp_gdk_gc_new = dl_symbol("gdk_gc_new"); 652 fp_gdk_rgb_gc_set_foreground = 653 dl_symbol("gdk_rgb_gc_set_foreground"); 654 fp_gdk_draw_rectangle = dl_symbol("gdk_draw_rectangle"); 655 fp_gdk_drawable_get_size = dl_symbol("gdk_drawable_get_size"); 656 657 /* Pixbuf */ 658 fp_gdk_pixbuf_new = dl_symbol("gdk_pixbuf_new"); 659 fp_gdk_pixbuf_new_from_file = 660 dl_symbol("gdk_pixbuf_new_from_file"); 661 fp_gdk_pixbuf_get_width = dl_symbol("gdk_pixbuf_get_width"); 662 fp_gdk_pixbuf_get_height = dl_symbol("gdk_pixbuf_get_height"); 663 fp_gdk_pixbuf_get_pixels = dl_symbol("gdk_pixbuf_get_pixels"); 664 fp_gdk_pixbuf_get_rowstride = 665 dl_symbol("gdk_pixbuf_get_rowstride"); 666 fp_gdk_pixbuf_get_has_alpha = 667 dl_symbol("gdk_pixbuf_get_has_alpha"); 668 fp_gdk_pixbuf_get_bits_per_sample = 669 dl_symbol("gdk_pixbuf_get_bits_per_sample"); 670 fp_gdk_pixbuf_get_n_channels = 671 dl_symbol("gdk_pixbuf_get_n_channels"); 672 673 /* GTK painting */ 674 fp_gtk_init_check = dl_symbol("gtk_init_check"); 675 fp_gtk_paint_hline = dl_symbol("gtk_paint_hline"); 676 fp_gtk_paint_vline = dl_symbol("gtk_paint_vline"); 677 fp_gtk_paint_shadow = dl_symbol("gtk_paint_shadow"); 678 fp_gtk_paint_arrow = dl_symbol("gtk_paint_arrow"); 679 fp_gtk_paint_diamond = dl_symbol("gtk_paint_diamond"); 680 fp_gtk_paint_box = dl_symbol("gtk_paint_box"); 681 fp_gtk_paint_flat_box = dl_symbol("gtk_paint_flat_box"); 682 fp_gtk_paint_check = dl_symbol("gtk_paint_check"); 683 fp_gtk_paint_option = dl_symbol("gtk_paint_option"); 684 fp_gtk_paint_box_gap = dl_symbol("gtk_paint_box_gap"); 685 fp_gtk_paint_extension = dl_symbol("gtk_paint_extension"); 686 fp_gtk_paint_focus = dl_symbol("gtk_paint_focus"); 687 fp_gtk_paint_slider = dl_symbol("gtk_paint_slider"); 688 fp_gtk_paint_handle = dl_symbol("gtk_paint_handle"); 689 fp_gtk_paint_expander = dl_symbol("gtk_paint_expander"); 690 fp_gtk_style_apply_default_background = 691 dl_symbol("gtk_style_apply_default_background"); 692 693 /* GTK widgets */ 694 fp_gtk_arrow_new = dl_symbol("gtk_arrow_new"); 695 fp_gtk_button_new = dl_symbol("gtk_button_new"); 696 fp_gtk_spin_button_new = dl_symbol("gtk_spin_button_new"); 697 fp_gtk_check_button_new = dl_symbol("gtk_check_button_new"); 698 fp_gtk_check_menu_item_new = 699 dl_symbol("gtk_check_menu_item_new"); 700 fp_gtk_color_selection_dialog_new = 701 dl_symbol("gtk_color_selection_dialog_new"); 702 fp_gtk_entry_new = dl_symbol("gtk_entry_new"); 703 fp_gtk_fixed_new = dl_symbol("gtk_fixed_new"); 704 fp_gtk_handle_box_new = dl_symbol("gtk_handle_box_new"); 705 fp_gtk_image_new = dl_symbol("gtk_image_new"); 706 fp_gtk_hpaned_new = dl_symbol("gtk_hpaned_new"); 707 fp_gtk_vpaned_new = dl_symbol("gtk_vpaned_new"); 708 fp_gtk_hscale_new = dl_symbol("gtk_hscale_new"); 709 fp_gtk_vscale_new = dl_symbol("gtk_vscale_new"); 710 fp_gtk_hscrollbar_new = dl_symbol("gtk_hscrollbar_new"); 711 fp_gtk_vscrollbar_new = dl_symbol("gtk_vscrollbar_new"); 712 fp_gtk_hseparator_new = dl_symbol("gtk_hseparator_new"); 713 fp_gtk_vseparator_new = dl_symbol("gtk_vseparator_new"); 714 fp_gtk_label_new = dl_symbol("gtk_label_new"); 715 fp_gtk_menu_new = dl_symbol("gtk_menu_new"); 716 fp_gtk_menu_bar_new = dl_symbol("gtk_menu_bar_new"); 717 fp_gtk_menu_item_new = dl_symbol("gtk_menu_item_new"); 718 fp_gtk_menu_item_set_submenu = 719 dl_symbol("gtk_menu_item_set_submenu"); 720 fp_gtk_notebook_new = dl_symbol("gtk_notebook_new"); 721 fp_gtk_progress_bar_new = 722 dl_symbol("gtk_progress_bar_new"); 723 fp_gtk_progress_bar_set_orientation = 724 dl_symbol("gtk_progress_bar_set_orientation"); 725 fp_gtk_radio_button_new = 726 dl_symbol("gtk_radio_button_new"); 727 fp_gtk_radio_menu_item_new = 728 dl_symbol("gtk_radio_menu_item_new"); 729 fp_gtk_scrolled_window_new = 730 dl_symbol("gtk_scrolled_window_new"); 731 fp_gtk_separator_menu_item_new = 732 dl_symbol("gtk_separator_menu_item_new"); 733 fp_gtk_text_view_new = dl_symbol("gtk_text_view_new"); 734 fp_gtk_toggle_button_new = 735 dl_symbol("gtk_toggle_button_new"); 736 fp_gtk_toolbar_new = dl_symbol("gtk_toolbar_new"); 737 fp_gtk_tree_view_new = dl_symbol("gtk_tree_view_new"); 738 fp_gtk_viewport_new = dl_symbol("gtk_viewport_new"); 739 fp_gtk_window_new = dl_symbol("gtk_window_new"); 740 fp_gtk_window_present = dl_symbol("gtk_window_present"); 741 fp_gtk_window_move = dl_symbol("gtk_window_move"); 742 fp_gtk_window_resize = dl_symbol("gtk_window_resize"); 743 744 fp_gtk_dialog_new = dl_symbol("gtk_dialog_new"); 745 fp_gtk_frame_new = dl_symbol("gtk_frame_new"); 746 747 fp_gtk_adjustment_new = dl_symbol("gtk_adjustment_new"); 748 fp_gtk_container_add = dl_symbol("gtk_container_add"); 749 fp_gtk_menu_shell_append = 750 dl_symbol("gtk_menu_shell_append"); 751 fp_gtk_widget_realize = dl_symbol("gtk_widget_realize"); 752 fp_gtk_widget_destroy = dl_symbol("gtk_widget_destroy"); 753 fp_gtk_widget_render_icon = 754 dl_symbol("gtk_widget_render_icon"); 755 fp_gtk_widget_set_name = 756 dl_symbol("gtk_widget_set_name"); 757 fp_gtk_widget_set_parent = 758 dl_symbol("gtk_widget_set_parent"); 759 fp_gtk_widget_set_direction = 760 dl_symbol("gtk_widget_set_direction"); 761 fp_gtk_widget_style_get = 762 dl_symbol("gtk_widget_style_get"); 763 fp_gtk_widget_class_install_style_property = 764 dl_symbol("gtk_widget_class_install_style_property"); 765 fp_gtk_widget_class_find_style_property = 766 dl_symbol("gtk_widget_class_find_style_property"); 767 fp_gtk_widget_style_get_property = 768 dl_symbol("gtk_widget_style_get_property"); 769 fp_pango_font_description_to_string = 770 dl_symbol("pango_font_description_to_string"); 771 fp_gtk_settings_get_default = 772 dl_symbol("gtk_settings_get_default"); 773 fp_gtk_widget_get_settings = 774 dl_symbol("gtk_widget_get_settings"); 775 fp_gtk_border_get_type = dl_symbol("gtk_border_get_type"); 776 fp_gtk_arrow_set = dl_symbol("gtk_arrow_set"); 777 fp_gtk_widget_size_request = 778 dl_symbol("gtk_widget_size_request"); 779 fp_gtk_range_get_adjustment = 780 dl_symbol("gtk_range_get_adjustment"); 781 782 fp_gtk_widget_hide = dl_symbol("gtk_widget_hide"); 783 fp_gtk_main_quit = dl_symbol("gtk_main_quit"); 784 fp_g_signal_connect_data = dl_symbol("g_signal_connect_data"); 785 fp_gtk_widget_show = dl_symbol("gtk_widget_show"); 786 fp_gtk_main = dl_symbol("gtk_main"); 787 788 fp_g_path_get_dirname = dl_symbol("g_path_get_dirname"); 789 790 /** 791 * GLib thread system 792 */ 793 if (GLIB_CHECK_VERSION(2, 20, 0)) { 794 fp_g_thread_get_initialized = dl_symbol_gthread("g_thread_get_initialized"); 795 } 796 fp_g_thread_init = dl_symbol_gthread("g_thread_init"); 797 fp_gdk_threads_init = dl_symbol("gdk_threads_init"); 798 fp_gdk_threads_enter = dl_symbol("gdk_threads_enter"); 799 fp_gdk_threads_leave = dl_symbol("gdk_threads_leave"); 800 801 /** 802 * Functions for sun_awt_X11_GtkFileDialogPeer.c 803 */ 804 if (fp_gtk_check_version(2, 4, 0) == NULL) { 805 // The current GtkFileChooser is available from GTK+ 2.4 806 gtk2_file_chooser_load(); 807 } 808 809 /* Some functions may be missing in pre-2.4 GTK. 810 We handle them specially here. 811 */ 812 fp_gtk_combo_box_new = dlsym(gtk2_libhandle, "gtk_combo_box_new"); 813 if (fp_gtk_combo_box_new == NULL) { 814 fp_gtk_combo_box_new = dl_symbol("gtk_combo_new"); 815 } 816 817 fp_gtk_combo_box_entry_new = 818 dlsym(gtk2_libhandle, "gtk_combo_box_entry_new"); 819 if (fp_gtk_combo_box_entry_new == NULL) { 820 fp_gtk_combo_box_entry_new = dl_symbol("gtk_combo_new"); 821 new_combo = FALSE; 822 } 823 824 fp_gtk_separator_tool_item_new = 825 dlsym(gtk2_libhandle, "gtk_separator_tool_item_new"); 826 if (fp_gtk_separator_tool_item_new == NULL) { 827 fp_gtk_separator_tool_item_new = 828 dl_symbol("gtk_vseparator_new"); 829 } 830 } 831 /* Now we have only one kind of exceptions: NO_SYMBOL_EXCEPTION 832 * Otherwise we can check the return value of setjmp method. 833 */ 834 else 835 { 836 dlclose(gtk2_libhandle); 837 gtk2_libhandle = NULL; 838 839 dlclose(gthread_libhandle); 840 gthread_libhandle = NULL; 841 842 return FALSE; 843 } 844 845 /* 846 * Strip the AT-SPI GTK_MODULEs if present 847 */ 848 gtk_modules_env = getenv ("GTK_MODULES"); 849 850 if (gtk_modules_env && strstr (gtk_modules_env, "atk-bridge") || 851 gtk_modules_env && strstr (gtk_modules_env, "gail")) 852 { 853 /* the new env will be smaller than the old one */ 854 gchar *s, *new_env = SAFE_SIZE_STRUCT_ALLOC(malloc, 855 sizeof(ENV_PREFIX), 1, strlen (gtk_modules_env)); 856 857 if (new_env != NULL ) 858 { 859 /* careful, strtok modifies its args */ 860 gchar *tmp_env = strdup (gtk_modules_env); 861 strcpy(new_env, ENV_PREFIX); 862 863 /* strip out 'atk-bridge' and 'gail' */ 864 size_t PREFIX_LENGTH = strlen(ENV_PREFIX); 865 while (s = strtok(tmp_env, ":")) 866 { 867 if ((!strstr (s, "atk-bridge")) && (!strstr (s, "gail"))) 868 { 869 if (strlen (new_env) > PREFIX_LENGTH) { 870 new_env = strcat (new_env, ":"); 871 } 872 new_env = strcat(new_env, s); 873 } 874 if (tmp_env) 875 { 876 free (tmp_env); 877 tmp_env = NULL; /* next call to strtok arg1==NULL */ 878 } 879 } 880 putenv (new_env); 881 free (new_env); 882 free (tmp_env); 883 } 884 } 885 886 /* 887 * GTK should be initialized with gtk_init_check() before use. 888 * 889 * gtk_init_check installs its own error handlers. It is critical that 890 * we preserve error handler set from AWT. Otherwise we'll crash on 891 * BadMatch errors which we would normally ignore. The IO error handler 892 * is preserved here, too, just for consistency. 893 */ 894 AWT_LOCK(); 895 handler = XSetErrorHandler(NULL); 896 io_handler = XSetIOErrorHandler(NULL); 897 898 if (fp_gtk_check_version(2, 2, 0) == NULL) { 899 jclass clazz = (*env)->FindClass(env, "sun/misc/GThreadHelper"); 900 jmethodID mid_getAndSetInitializationNeededFlag = 901 (*env)->GetStaticMethodID(env, clazz, "getAndSetInitializationNeededFlag", "()Z"); 902 jmethodID mid_lock = (*env)->GetStaticMethodID(env, clazz, "lock", "()V"); 903 jmethodID mid_unlock = (*env)->GetStaticMethodID(env, clazz, "unlock", "()V"); 904 905 // Init the thread system to use GLib in a thread-safe mode 906 (*env)->CallStaticVoidMethod(env, clazz, mid_lock); 907 908 // Calling g_thread_init() multiple times leads to crash on GLib < 2.24 909 // We can use g_thread_get_initialized () but it is available only for 910 // GLib >= 2.20. We rely on GThreadHelper for GLib < 2.20. 911 gboolean is_g_thread_get_initialized = FALSE; 912 if (GLIB_CHECK_VERSION(2, 20, 0)) { 913 is_g_thread_get_initialized = fp_g_thread_get_initialized(); 914 } 915 916 if (!(*env)->CallStaticBooleanMethod(env, clazz, mid_getAndSetInitializationNeededFlag)) { 917 if (!is_g_thread_get_initialized) { 918 fp_g_thread_init(NULL); 919 } 920 921 //According the GTK documentation, gdk_threads_init() should be 922 //called before gtk_init() or gtk_init_check() 923 fp_gdk_threads_init(); 924 } 925 (*env)->CallStaticVoidMethod(env, clazz, mid_unlock); 926 } 927 result = (*fp_gtk_init_check)(NULL, NULL); 928 929 XSetErrorHandler(handler); 930 XSetIOErrorHandler(io_handler); 931 AWT_UNLOCK(); 932 933 /* Initialize widget array. */ 934 for (i = 0; i < _GTK_WIDGET_TYPE_SIZE; i++) 935 { 936 gtk2_widgets[i] = NULL; 937 } 938 939 return result; 940 } 941 942 int gtk2_unload() 943 { 944 int i; 945 char *gtk2_error; 946 947 if (!gtk2_libhandle) 948 return TRUE; 949 950 /* Release painting objects */ 951 if (gtk2_white_pixmap != NULL) { 952 (*fp_g_object_unref)(gtk2_white_pixmap); 953 (*fp_g_object_unref)(gtk2_black_pixmap); 954 (*fp_g_object_unref)(gtk2_white_pixbuf); 955 (*fp_g_object_unref)(gtk2_black_pixbuf); 956 gtk2_white_pixmap = gtk2_black_pixmap = 957 gtk2_white_pixbuf = gtk2_black_pixbuf = NULL; 958 } 959 gtk2_pixbuf_width = 0; 960 gtk2_pixbuf_height = 0; 961 962 if (gtk2_window != NULL) { 963 /* Destroying toplevel widget will destroy all contained widgets */ 964 (*fp_gtk_widget_destroy)(gtk2_window); 965 966 /* Unset some static data so they get reinitialized on next load */ 967 gtk2_window = NULL; 968 } 969 970 dlerror(); 971 dlclose(gtk2_libhandle); 972 dlclose(gthread_libhandle); 973 if ((gtk2_error = dlerror()) != NULL) 974 { 975 return FALSE; 976 } 977 return TRUE; 978 } 979 980 /* Dispatch all pending events from the GTK event loop. 981 * This is needed to catch theme change and update widgets' style. 982 */ 983 void flush_gtk_event_loop() 984 { 985 while( (*fp_g_main_context_iteration)(NULL, FALSE)); 986 } 987 988 /* 989 * Initialize components of containment hierarchy. This creates a GtkFixed 990 * inside a GtkWindow. All widgets get realized. 991 */ 992 static void init_containers() 993 { 994 if (gtk2_window == NULL) 995 { 996 gtk2_window = (*fp_gtk_window_new)(GTK_WINDOW_TOPLEVEL); 997 gtk2_fixed = (GtkFixed *)(*fp_gtk_fixed_new)(); 998 (*fp_gtk_container_add)((GtkContainer*)gtk2_window, 999 (GtkWidget *)gtk2_fixed); 1000 (*fp_gtk_widget_realize)(gtk2_window); 1001 (*fp_gtk_widget_realize)((GtkWidget *)gtk2_fixed); 1002 } 1003 } 1004 1005 /* 1006 * Ensure everything is ready for drawing an element of the specified width 1007 * and height. 1008 * 1009 * We should somehow handle translucent images. GTK can draw to X Drawables 1010 * only, which don't support alpha. When we retrieve the image back from 1011 * the server, translucency information is lost. There're several ways to 1012 * work around this: 1013 * 1) Subclass GdkPixmap and cache translucent objects on client side. This 1014 * requires us to implement parts of X server drawing logic on client side. 1015 * Many X requests can potentially be "translucent"; e.g. XDrawLine with 1016 * fill=tile and a translucent tile is a "translucent" operation, whereas 1017 * XDrawLine with fill=solid is an "opaque" one. Moreover themes can (and some 1018 * do) intermix transparent and opaque operations which makes caching even 1019 * more problematic. 1020 * 2) Use Xorg 32bit ARGB visual when available. GDK has no native support 1021 * for it (as of version 2.6). Also even in JDS 3 Xorg does not support 1022 * these visuals by default, which makes optimizing for them pointless. 1023 * We can consider doing this at a later point when ARGB visuals become more 1024 * popular. 1025 * 3') GTK has plans to use Cairo as its graphical backend (presumably in 1026 * 2.8), and Cairo supports alpha. With it we could also get rid of the 1027 * unnecessary round trip to server and do all the drawing on client side. 1028 * 4) For now we draw to two different pixmaps and restore alpha channel by 1029 * comparing results. This can be optimized by using subclassed pixmap and 1030 * doing the second drawing only if necessary. 1031 */ 1032 void gtk2_init_painting(JNIEnv *env, gint width, gint height) 1033 { 1034 GdkGC *gc; 1035 GdkPixbuf *white, *black; 1036 1037 init_containers(); 1038 1039 if (gtk2_pixbuf_width < width || gtk2_pixbuf_height < height) 1040 { 1041 white = (*fp_gdk_pixbuf_new)(GDK_COLORSPACE_RGB, TRUE, 8, width, height); 1042 black = (*fp_gdk_pixbuf_new)(GDK_COLORSPACE_RGB, TRUE, 8, width, height); 1043 1044 if (white == NULL || black == NULL) 1045 { 1046 snprintf(convertionBuffer, CONV_BUFFER_SIZE, "Couldn't create pixbuf of size %dx%d", width, height); 1047 throw_exception(env, "java/lang/RuntimeException", convertionBuffer); 1048 fp_gdk_threads_leave(); 1049 return; 1050 } 1051 1052 if (gtk2_white_pixmap != NULL) { 1053 /* free old stuff */ 1054 (*fp_g_object_unref)(gtk2_white_pixmap); 1055 (*fp_g_object_unref)(gtk2_black_pixmap); 1056 (*fp_g_object_unref)(gtk2_white_pixbuf); 1057 (*fp_g_object_unref)(gtk2_black_pixbuf); 1058 } 1059 1060 gtk2_white_pixmap = (*fp_gdk_pixmap_new)(gtk2_window->window, width, height, -1); 1061 gtk2_black_pixmap = (*fp_gdk_pixmap_new)(gtk2_window->window, width, height, -1); 1062 1063 gtk2_white_pixbuf = white; 1064 gtk2_black_pixbuf = black; 1065 1066 gtk2_pixbuf_width = width; 1067 gtk2_pixbuf_height = height; 1068 } 1069 1070 /* clear the pixmaps */ 1071 gc = (*fp_gdk_gc_new)(gtk2_white_pixmap); 1072 (*fp_gdk_rgb_gc_set_foreground)(gc, 0xffffff); 1073 (*fp_gdk_draw_rectangle)(gtk2_white_pixmap, gc, TRUE, 0, 0, width, height); 1074 (*fp_g_object_unref)(gc); 1075 1076 gc = (*fp_gdk_gc_new)(gtk2_black_pixmap); 1077 (*fp_gdk_rgb_gc_set_foreground)(gc, 0x000000); 1078 (*fp_gdk_draw_rectangle)(gtk2_black_pixmap, gc, TRUE, 0, 0, width, height); 1079 (*fp_g_object_unref)(gc); 1080 } 1081 1082 /* 1083 * Restore image from white and black pixmaps and copy it into destination 1084 * buffer. This method compares two pixbufs taken from white and black 1085 * pixmaps and decodes color and alpha components. Pixbufs are RGB without 1086 * alpha, destination buffer is ABGR. 1087 * 1088 * The return value is the transparency type of the resulting image, either 1089 * one of java_awt_Transparency_OPAQUE, java_awt_Transparency_BITMASK, and 1090 * java_awt_Transparency_TRANSLUCENT. 1091 */ 1092 gint gtk2_copy_image(gint *dst, gint width, gint height) 1093 { 1094 gint i, j, r, g, b; 1095 guchar *white, *black; 1096 gint stride, padding; 1097 gboolean is_opaque = TRUE; 1098 gboolean is_bitmask = TRUE; 1099 1100 (*fp_gdk_pixbuf_get_from_drawable)(gtk2_white_pixbuf, gtk2_white_pixmap, 1101 NULL, 0, 0, 0, 0, width, height); 1102 (*fp_gdk_pixbuf_get_from_drawable)(gtk2_black_pixbuf, gtk2_black_pixmap, 1103 NULL, 0, 0, 0, 0, width, height); 1104 1105 white = (*fp_gdk_pixbuf_get_pixels)(gtk2_white_pixbuf); 1106 black = (*fp_gdk_pixbuf_get_pixels)(gtk2_black_pixbuf); 1107 stride = (*fp_gdk_pixbuf_get_rowstride)(gtk2_black_pixbuf); 1108 padding = stride - width * 4; 1109 1110 for (i = 0; i < height; i++) { 1111 for (j = 0; j < width; j++) { 1112 int r1 = *white++; 1113 int r2 = *black++; 1114 int alpha = 0xff + r2 - r1; 1115 1116 switch (alpha) { 1117 case 0: /* transparent pixel */ 1118 r = g = b = 0; 1119 black += 3; 1120 white += 3; 1121 is_opaque = FALSE; 1122 break; 1123 1124 case 0xff: /* opaque pixel */ 1125 r = r2; 1126 g = *black++; 1127 b = *black++; 1128 black++; 1129 white += 3; 1130 break; 1131 1132 default: /* translucent pixel */ 1133 r = 0xff * r2 / alpha; 1134 g = 0xff * *black++ / alpha; 1135 b = 0xff * *black++ / alpha; 1136 black++; 1137 white += 3; 1138 is_opaque = FALSE; 1139 is_bitmask = FALSE; 1140 break; 1141 } 1142 1143 *dst++ = (alpha << 24 | r << 16 | g << 8 | b); 1144 } 1145 1146 white += padding; 1147 black += padding; 1148 } 1149 return is_opaque ? java_awt_Transparency_OPAQUE : 1150 (is_bitmask ? java_awt_Transparency_BITMASK : 1151 java_awt_Transparency_TRANSLUCENT); 1152 } 1153 1154 static void 1155 gtk2_set_direction(GtkWidget *widget, GtkTextDirection dir) 1156 { 1157 /* 1158 * Some engines (inexplicably) look at the direction of the widget's 1159 * parent, so we need to set the direction of both the widget and its 1160 * parent. 1161 */ 1162 (*fp_gtk_widget_set_direction)(widget, dir); 1163 if (widget->parent != NULL) { 1164 (*fp_gtk_widget_set_direction)(widget->parent, dir); 1165 } 1166 } 1167 1168 /* 1169 * Initializes the widget to correct state for some engines. 1170 * This is a pure empirical method. 1171 */ 1172 static void init_toggle_widget(WidgetType widget_type, gint synth_state) 1173 { 1174 gboolean is_active = ((synth_state & SELECTED) != 0); 1175 1176 if (widget_type == RADIO_BUTTON || 1177 widget_type == CHECK_BOX || 1178 widget_type == TOGGLE_BUTTON) { 1179 ((GtkToggleButton*)gtk2_widget)->active = is_active; 1180 } 1181 1182 if ((synth_state & FOCUSED) != 0) { 1183 ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_FOCUS; 1184 } else { 1185 ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_FOCUS; 1186 } 1187 1188 if ((synth_state & MOUSE_OVER) != 0 && (synth_state & PRESSED) == 0 || 1189 (synth_state & FOCUSED) != 0 && (synth_state & PRESSED) != 0) { 1190 gtk2_widget->state = GTK_STATE_PRELIGHT; 1191 } else if ((synth_state & DISABLED) != 0) { 1192 gtk2_widget->state = GTK_STATE_INSENSITIVE; 1193 } else { 1194 gtk2_widget->state = is_active ? GTK_STATE_ACTIVE : GTK_STATE_NORMAL; 1195 } 1196 } 1197 1198 /* GTK state_type filter */ 1199 static GtkStateType get_gtk_state_type(WidgetType widget_type, gint synth_state) 1200 { 1201 GtkStateType result = GTK_STATE_NORMAL; 1202 1203 if ((synth_state & DISABLED) != 0) { 1204 result = GTK_STATE_INSENSITIVE; 1205 } else if ((synth_state & PRESSED) != 0) { 1206 result = GTK_STATE_ACTIVE; 1207 } else if ((synth_state & MOUSE_OVER) != 0) { 1208 result = GTK_STATE_PRELIGHT; 1209 } 1210 return result; 1211 } 1212 1213 /* GTK shadow_type filter */ 1214 static GtkShadowType get_gtk_shadow_type(WidgetType widget_type, gint synth_state) 1215 { 1216 GtkShadowType result = GTK_SHADOW_OUT; 1217 1218 if ((synth_state & SELECTED) != 0) { 1219 result = GTK_SHADOW_IN; 1220 } 1221 return result; 1222 } 1223 1224 1225 static GtkWidget* gtk2_get_arrow(GtkArrowType arrow_type, GtkShadowType shadow_type) 1226 { 1227 GtkWidget *arrow = NULL; 1228 if (NULL == gtk2_widgets[_GTK_ARROW_TYPE]) 1229 { 1230 gtk2_widgets[_GTK_ARROW_TYPE] = (*fp_gtk_arrow_new)(arrow_type, shadow_type); 1231 (*fp_gtk_container_add)((GtkContainer *)gtk2_fixed, gtk2_widgets[_GTK_ARROW_TYPE]); 1232 (*fp_gtk_widget_realize)(gtk2_widgets[_GTK_ARROW_TYPE]); 1233 } 1234 arrow = gtk2_widgets[_GTK_ARROW_TYPE]; 1235 1236 (*fp_gtk_arrow_set)(arrow, arrow_type, shadow_type); 1237 return arrow; 1238 } 1239 1240 static GtkAdjustment* create_adjustment() 1241 { 1242 return (GtkAdjustment *) 1243 (*fp_gtk_adjustment_new)(50.0, 0.0, 100.0, 10.0, 20.0, 20.0); 1244 } 1245 1246 /** 1247 * Returns a pointer to the cached native widget for the specified widget 1248 * type. 1249 */ 1250 static GtkWidget *gtk2_get_widget(WidgetType widget_type) 1251 { 1252 gboolean init_result = FALSE; 1253 GtkWidget *result = NULL; 1254 switch (widget_type) 1255 { 1256 case BUTTON: 1257 case TABLE_HEADER: 1258 if (init_result = (NULL == gtk2_widgets[_GTK_BUTTON_TYPE])) 1259 { 1260 gtk2_widgets[_GTK_BUTTON_TYPE] = (*fp_gtk_button_new)(); 1261 } 1262 result = gtk2_widgets[_GTK_BUTTON_TYPE]; 1263 break; 1264 case CHECK_BOX: 1265 if (init_result = (NULL == gtk2_widgets[_GTK_CHECK_BUTTON_TYPE])) 1266 { 1267 gtk2_widgets[_GTK_CHECK_BUTTON_TYPE] = 1268 (*fp_gtk_check_button_new)(); 1269 } 1270 result = gtk2_widgets[_GTK_CHECK_BUTTON_TYPE]; 1271 break; 1272 case CHECK_BOX_MENU_ITEM: 1273 if (init_result = (NULL == gtk2_widgets[_GTK_CHECK_MENU_ITEM_TYPE])) 1274 { 1275 gtk2_widgets[_GTK_CHECK_MENU_ITEM_TYPE] = 1276 (*fp_gtk_check_menu_item_new)(); 1277 } 1278 result = gtk2_widgets[_GTK_CHECK_MENU_ITEM_TYPE]; 1279 break; 1280 /************************************************************ 1281 * Creation a dedicated color chooser is dangerous because 1282 * it deadlocks the EDT 1283 ************************************************************/ 1284 /* case COLOR_CHOOSER: 1285 if (init_result = 1286 (NULL == gtk2_widgets[_GTK_COLOR_SELECTION_DIALOG_TYPE])) 1287 { 1288 gtk2_widgets[_GTK_COLOR_SELECTION_DIALOG_TYPE] = 1289 (*fp_gtk_color_selection_dialog_new)(NULL); 1290 } 1291 result = gtk2_widgets[_GTK_COLOR_SELECTION_DIALOG_TYPE]; 1292 break;*/ 1293 case COMBO_BOX: 1294 if (init_result = (NULL == gtk2_widgets[_GTK_COMBO_BOX_TYPE])) 1295 { 1296 gtk2_widgets[_GTK_COMBO_BOX_TYPE] = 1297 (*fp_gtk_combo_box_new)(); 1298 } 1299 result = gtk2_widgets[_GTK_COMBO_BOX_TYPE]; 1300 break; 1301 case COMBO_BOX_ARROW_BUTTON: 1302 if (init_result = 1303 (NULL == gtk2_widgets[_GTK_COMBO_BOX_ARROW_BUTTON_TYPE])) 1304 { 1305 gtk2_widgets[_GTK_COMBO_BOX_ARROW_BUTTON_TYPE] = 1306 (*fp_gtk_toggle_button_new)(); 1307 } 1308 result = gtk2_widgets[_GTK_COMBO_BOX_ARROW_BUTTON_TYPE]; 1309 break; 1310 case COMBO_BOX_TEXT_FIELD: 1311 if (init_result = 1312 (NULL == gtk2_widgets[_GTK_COMBO_BOX_TEXT_FIELD_TYPE])) 1313 { 1314 result = gtk2_widgets[_GTK_COMBO_BOX_TEXT_FIELD_TYPE] = 1315 (*fp_gtk_entry_new)(); 1316 } 1317 result = gtk2_widgets[_GTK_COMBO_BOX_TEXT_FIELD_TYPE]; 1318 break; 1319 case DESKTOP_ICON: 1320 case INTERNAL_FRAME_TITLE_PANE: 1321 case LABEL: 1322 if (init_result = (NULL == gtk2_widgets[_GTK_LABEL_TYPE])) 1323 { 1324 gtk2_widgets[_GTK_LABEL_TYPE] = 1325 (*fp_gtk_label_new)(NULL); 1326 } 1327 result = gtk2_widgets[_GTK_LABEL_TYPE]; 1328 break; 1329 case DESKTOP_PANE: 1330 case PANEL: 1331 case ROOT_PANE: 1332 if (init_result = (NULL == gtk2_widgets[_GTK_CONTAINER_TYPE])) 1333 { 1334 /* There is no constructor for a container type. I've 1335 * chosen GtkFixed container since it has a default 1336 * constructor. 1337 */ 1338 gtk2_widgets[_GTK_CONTAINER_TYPE] = 1339 (*fp_gtk_fixed_new)(); 1340 } 1341 result = gtk2_widgets[_GTK_CONTAINER_TYPE]; 1342 break; 1343 case EDITOR_PANE: 1344 case TEXT_AREA: 1345 case TEXT_PANE: 1346 if (init_result = (NULL == gtk2_widgets[_GTK_TEXT_VIEW_TYPE])) 1347 { 1348 gtk2_widgets[_GTK_TEXT_VIEW_TYPE] = 1349 (*fp_gtk_text_view_new)(); 1350 } 1351 result = gtk2_widgets[_GTK_TEXT_VIEW_TYPE]; 1352 break; 1353 case FORMATTED_TEXT_FIELD: 1354 case PASSWORD_FIELD: 1355 case TEXT_FIELD: 1356 if (init_result = (NULL == gtk2_widgets[_GTK_ENTRY_TYPE])) 1357 { 1358 gtk2_widgets[_GTK_ENTRY_TYPE] = 1359 (*fp_gtk_entry_new)(); 1360 } 1361 result = gtk2_widgets[_GTK_ENTRY_TYPE]; 1362 break; 1363 case HANDLE_BOX: 1364 if (init_result = (NULL == gtk2_widgets[_GTK_HANDLE_BOX_TYPE])) 1365 { 1366 gtk2_widgets[_GTK_HANDLE_BOX_TYPE] = 1367 (*fp_gtk_handle_box_new)(); 1368 } 1369 result = gtk2_widgets[_GTK_HANDLE_BOX_TYPE]; 1370 break; 1371 case HSCROLL_BAR: 1372 case HSCROLL_BAR_BUTTON_LEFT: 1373 case HSCROLL_BAR_BUTTON_RIGHT: 1374 case HSCROLL_BAR_TRACK: 1375 case HSCROLL_BAR_THUMB: 1376 if (init_result = (NULL == gtk2_widgets[_GTK_HSCROLLBAR_TYPE])) 1377 { 1378 gtk2_widgets[_GTK_HSCROLLBAR_TYPE] = 1379 (*fp_gtk_hscrollbar_new)(create_adjustment()); 1380 } 1381 result = gtk2_widgets[_GTK_HSCROLLBAR_TYPE]; 1382 break; 1383 case HSEPARATOR: 1384 if (init_result = (NULL == gtk2_widgets[_GTK_HSEPARATOR_TYPE])) 1385 { 1386 gtk2_widgets[_GTK_HSEPARATOR_TYPE] = 1387 (*fp_gtk_hseparator_new)(); 1388 } 1389 result = gtk2_widgets[_GTK_HSEPARATOR_TYPE]; 1390 break; 1391 case HSLIDER: 1392 case HSLIDER_THUMB: 1393 case HSLIDER_TRACK: 1394 if (init_result = (NULL == gtk2_widgets[_GTK_HSCALE_TYPE])) 1395 { 1396 gtk2_widgets[_GTK_HSCALE_TYPE] = 1397 (*fp_gtk_hscale_new)(NULL); 1398 } 1399 result = gtk2_widgets[_GTK_HSCALE_TYPE]; 1400 break; 1401 case HSPLIT_PANE_DIVIDER: 1402 case SPLIT_PANE: 1403 if (init_result = (NULL == gtk2_widgets[_GTK_HPANED_TYPE])) 1404 { 1405 gtk2_widgets[_GTK_HPANED_TYPE] = (*fp_gtk_hpaned_new)(); 1406 } 1407 result = gtk2_widgets[_GTK_HPANED_TYPE]; 1408 break; 1409 case IMAGE: 1410 if (init_result = (NULL == gtk2_widgets[_GTK_IMAGE_TYPE])) 1411 { 1412 gtk2_widgets[_GTK_IMAGE_TYPE] = (*fp_gtk_image_new)(); 1413 } 1414 result = gtk2_widgets[_GTK_IMAGE_TYPE]; 1415 break; 1416 case INTERNAL_FRAME: 1417 if (init_result = (NULL == gtk2_widgets[_GTK_WINDOW_TYPE])) 1418 { 1419 gtk2_widgets[_GTK_WINDOW_TYPE] = 1420 (*fp_gtk_window_new)(GTK_WINDOW_TOPLEVEL); 1421 } 1422 result = gtk2_widgets[_GTK_WINDOW_TYPE]; 1423 break; 1424 case TOOL_TIP: 1425 if (init_result = (NULL == gtk2_widgets[_GTK_TOOLTIP_TYPE])) 1426 { 1427 result = (*fp_gtk_window_new)(GTK_WINDOW_TOPLEVEL); 1428 (*fp_gtk_widget_set_name)(result, "gtk-tooltips"); 1429 gtk2_widgets[_GTK_TOOLTIP_TYPE] = result; 1430 } 1431 result = gtk2_widgets[_GTK_TOOLTIP_TYPE]; 1432 break; 1433 case LIST: 1434 case TABLE: 1435 case TREE: 1436 case TREE_CELL: 1437 if (init_result = (NULL == gtk2_widgets[_GTK_TREE_VIEW_TYPE])) 1438 { 1439 gtk2_widgets[_GTK_TREE_VIEW_TYPE] = 1440 (*fp_gtk_tree_view_new)(); 1441 } 1442 result = gtk2_widgets[_GTK_TREE_VIEW_TYPE]; 1443 break; 1444 case TITLED_BORDER: 1445 if (init_result = (NULL == gtk2_widgets[_GTK_FRAME_TYPE])) 1446 { 1447 gtk2_widgets[_GTK_FRAME_TYPE] = fp_gtk_frame_new(NULL); 1448 } 1449 result = gtk2_widgets[_GTK_FRAME_TYPE]; 1450 break; 1451 case POPUP_MENU: 1452 if (init_result = (NULL == gtk2_widgets[_GTK_MENU_TYPE])) 1453 { 1454 gtk2_widgets[_GTK_MENU_TYPE] = 1455 (*fp_gtk_menu_new)(); 1456 } 1457 result = gtk2_widgets[_GTK_MENU_TYPE]; 1458 break; 1459 case MENU: 1460 case MENU_ITEM: 1461 case MENU_ITEM_ACCELERATOR: 1462 if (init_result = (NULL == gtk2_widgets[_GTK_MENU_ITEM_TYPE])) 1463 { 1464 gtk2_widgets[_GTK_MENU_ITEM_TYPE] = 1465 (*fp_gtk_menu_item_new)(); 1466 } 1467 result = gtk2_widgets[_GTK_MENU_ITEM_TYPE]; 1468 break; 1469 case MENU_BAR: 1470 if (init_result = (NULL == gtk2_widgets[_GTK_MENU_BAR_TYPE])) 1471 { 1472 gtk2_widgets[_GTK_MENU_BAR_TYPE] = 1473 (*fp_gtk_menu_bar_new)(); 1474 } 1475 result = gtk2_widgets[_GTK_MENU_BAR_TYPE]; 1476 break; 1477 case COLOR_CHOOSER: 1478 case OPTION_PANE: 1479 if (init_result = (NULL == gtk2_widgets[_GTK_DIALOG_TYPE])) 1480 { 1481 gtk2_widgets[_GTK_DIALOG_TYPE] = 1482 (*fp_gtk_dialog_new)(); 1483 } 1484 result = gtk2_widgets[_GTK_DIALOG_TYPE]; 1485 break; 1486 case POPUP_MENU_SEPARATOR: 1487 if (init_result = 1488 (NULL == gtk2_widgets[_GTK_SEPARATOR_MENU_ITEM_TYPE])) 1489 { 1490 gtk2_widgets[_GTK_SEPARATOR_MENU_ITEM_TYPE] = 1491 (*fp_gtk_separator_menu_item_new)(); 1492 } 1493 result = gtk2_widgets[_GTK_SEPARATOR_MENU_ITEM_TYPE]; 1494 break; 1495 case HPROGRESS_BAR: 1496 if (init_result = (NULL == gtk2_widgets[_GTK_HPROGRESS_BAR_TYPE])) 1497 { 1498 gtk2_widgets[_GTK_HPROGRESS_BAR_TYPE] = 1499 (*fp_gtk_progress_bar_new)(); 1500 } 1501 result = gtk2_widgets[_GTK_HPROGRESS_BAR_TYPE]; 1502 break; 1503 case VPROGRESS_BAR: 1504 if (init_result = (NULL == gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE])) 1505 { 1506 gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE] = 1507 (*fp_gtk_progress_bar_new)(); 1508 /* 1509 * Vertical JProgressBars always go bottom-to-top, 1510 * regardless of the ComponentOrientation. 1511 */ 1512 (*fp_gtk_progress_bar_set_orientation)( 1513 (GtkProgressBar *)gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE], 1514 GTK_PROGRESS_BOTTOM_TO_TOP); 1515 } 1516 result = gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE]; 1517 break; 1518 case RADIO_BUTTON: 1519 if (init_result = (NULL == gtk2_widgets[_GTK_RADIO_BUTTON_TYPE])) 1520 { 1521 gtk2_widgets[_GTK_RADIO_BUTTON_TYPE] = 1522 (*fp_gtk_radio_button_new)(NULL); 1523 } 1524 result = gtk2_widgets[_GTK_RADIO_BUTTON_TYPE]; 1525 break; 1526 case RADIO_BUTTON_MENU_ITEM: 1527 if (init_result = 1528 (NULL == gtk2_widgets[_GTK_RADIO_MENU_ITEM_TYPE])) 1529 { 1530 gtk2_widgets[_GTK_RADIO_MENU_ITEM_TYPE] = 1531 (*fp_gtk_radio_menu_item_new)(NULL); 1532 } 1533 result = gtk2_widgets[_GTK_RADIO_MENU_ITEM_TYPE]; 1534 break; 1535 case SCROLL_PANE: 1536 if (init_result = 1537 (NULL == gtk2_widgets[_GTK_SCROLLED_WINDOW_TYPE])) 1538 { 1539 gtk2_widgets[_GTK_SCROLLED_WINDOW_TYPE] = 1540 (*fp_gtk_scrolled_window_new)(NULL, NULL); 1541 } 1542 result = gtk2_widgets[_GTK_SCROLLED_WINDOW_TYPE]; 1543 break; 1544 case SPINNER: 1545 case SPINNER_ARROW_BUTTON: 1546 case SPINNER_TEXT_FIELD: 1547 if (init_result = (NULL == gtk2_widgets[_GTK_SPIN_BUTTON_TYPE])) 1548 { 1549 result = gtk2_widgets[_GTK_SPIN_BUTTON_TYPE] = 1550 (*fp_gtk_spin_button_new)(NULL, 0, 0); 1551 } 1552 result = gtk2_widgets[_GTK_SPIN_BUTTON_TYPE]; 1553 break; 1554 case TABBED_PANE: 1555 case TABBED_PANE_TAB_AREA: 1556 case TABBED_PANE_CONTENT: 1557 case TABBED_PANE_TAB: 1558 if (init_result = (NULL == gtk2_widgets[_GTK_NOTEBOOK_TYPE])) 1559 { 1560 gtk2_widgets[_GTK_NOTEBOOK_TYPE] = 1561 (*fp_gtk_notebook_new)(NULL); 1562 } 1563 result = gtk2_widgets[_GTK_NOTEBOOK_TYPE]; 1564 break; 1565 case TOGGLE_BUTTON: 1566 if (init_result = (NULL == gtk2_widgets[_GTK_TOGGLE_BUTTON_TYPE])) 1567 { 1568 gtk2_widgets[_GTK_TOGGLE_BUTTON_TYPE] = 1569 (*fp_gtk_toggle_button_new)(NULL); 1570 } 1571 result = gtk2_widgets[_GTK_TOGGLE_BUTTON_TYPE]; 1572 break; 1573 case TOOL_BAR: 1574 case TOOL_BAR_DRAG_WINDOW: 1575 if (init_result = (NULL == gtk2_widgets[_GTK_TOOLBAR_TYPE])) 1576 { 1577 gtk2_widgets[_GTK_TOOLBAR_TYPE] = 1578 (*fp_gtk_toolbar_new)(NULL); 1579 } 1580 result = gtk2_widgets[_GTK_TOOLBAR_TYPE]; 1581 break; 1582 case TOOL_BAR_SEPARATOR: 1583 if (init_result = 1584 (NULL == gtk2_widgets[_GTK_SEPARATOR_TOOL_ITEM_TYPE])) 1585 { 1586 gtk2_widgets[_GTK_SEPARATOR_TOOL_ITEM_TYPE] = 1587 (*fp_gtk_separator_tool_item_new)(); 1588 } 1589 result = gtk2_widgets[_GTK_SEPARATOR_TOOL_ITEM_TYPE]; 1590 break; 1591 case VIEWPORT: 1592 if (init_result = (NULL == gtk2_widgets[_GTK_VIEWPORT_TYPE])) 1593 { 1594 GtkAdjustment *adjustment = create_adjustment(); 1595 gtk2_widgets[_GTK_VIEWPORT_TYPE] = 1596 (*fp_gtk_viewport_new)(adjustment, adjustment); 1597 } 1598 result = gtk2_widgets[_GTK_VIEWPORT_TYPE]; 1599 break; 1600 case VSCROLL_BAR: 1601 case VSCROLL_BAR_BUTTON_UP: 1602 case VSCROLL_BAR_BUTTON_DOWN: 1603 case VSCROLL_BAR_TRACK: 1604 case VSCROLL_BAR_THUMB: 1605 if (init_result = (NULL == gtk2_widgets[_GTK_VSCROLLBAR_TYPE])) 1606 { 1607 gtk2_widgets[_GTK_VSCROLLBAR_TYPE] = 1608 (*fp_gtk_vscrollbar_new)(create_adjustment()); 1609 } 1610 result = gtk2_widgets[_GTK_VSCROLLBAR_TYPE]; 1611 break; 1612 case VSEPARATOR: 1613 if (init_result = (NULL == gtk2_widgets[_GTK_VSEPARATOR_TYPE])) 1614 { 1615 gtk2_widgets[_GTK_VSEPARATOR_TYPE] = 1616 (*fp_gtk_vseparator_new)(); 1617 } 1618 result = gtk2_widgets[_GTK_VSEPARATOR_TYPE]; 1619 break; 1620 case VSLIDER: 1621 case VSLIDER_THUMB: 1622 case VSLIDER_TRACK: 1623 if (init_result = (NULL == gtk2_widgets[_GTK_VSCALE_TYPE])) 1624 { 1625 gtk2_widgets[_GTK_VSCALE_TYPE] = 1626 (*fp_gtk_vscale_new)(NULL); 1627 } 1628 result = gtk2_widgets[_GTK_VSCALE_TYPE]; 1629 /* 1630 * Vertical JSliders start at the bottom, while vertical 1631 * GtkVScale widgets start at the top (by default), so to fix 1632 * this we set the "inverted" flag to get the Swing behavior. 1633 */ 1634 ((GtkRange*)result)->inverted = 1; 1635 break; 1636 case VSPLIT_PANE_DIVIDER: 1637 if (init_result = (NULL == gtk2_widgets[_GTK_VPANED_TYPE])) 1638 { 1639 gtk2_widgets[_GTK_VPANED_TYPE] = (*fp_gtk_vpaned_new)(); 1640 } 1641 result = gtk2_widgets[_GTK_VPANED_TYPE]; 1642 break; 1643 default: 1644 result = NULL; 1645 break; 1646 } 1647 1648 if (result != NULL && init_result) 1649 { 1650 if (widget_type == RADIO_BUTTON_MENU_ITEM || 1651 widget_type == CHECK_BOX_MENU_ITEM || 1652 widget_type == MENU_ITEM || 1653 widget_type == MENU || 1654 widget_type == POPUP_MENU_SEPARATOR) 1655 { 1656 GtkWidget *menu = gtk2_get_widget(POPUP_MENU); 1657 (*fp_gtk_menu_shell_append)((GtkMenuShell *)menu, result); 1658 } 1659 else if (widget_type == POPUP_MENU) 1660 { 1661 GtkWidget *menu_bar = gtk2_get_widget(MENU_BAR); 1662 GtkWidget *root_menu = (*fp_gtk_menu_item_new)(); 1663 (*fp_gtk_menu_item_set_submenu)((GtkMenuItem*)root_menu, result); 1664 (*fp_gtk_menu_shell_append)((GtkMenuShell *)menu_bar, root_menu); 1665 } 1666 else if (widget_type == COMBO_BOX_ARROW_BUTTON || 1667 widget_type == COMBO_BOX_TEXT_FIELD) 1668 { 1669 /* 1670 * We add a regular GtkButton/GtkEntry to a GtkComboBoxEntry 1671 * in order to trick engines into thinking it's a real combobox 1672 * arrow button/text field. 1673 */ 1674 GtkWidget *combo = (*fp_gtk_combo_box_entry_new)(); 1675 1676 if (new_combo && widget_type == COMBO_BOX_ARROW_BUTTON) { 1677 (*fp_gtk_widget_set_parent)(result, combo); 1678 ((GtkBin*)combo)->child = result; 1679 } else { 1680 (*fp_gtk_container_add)((GtkContainer *)combo, result); 1681 } 1682 (*fp_gtk_container_add)((GtkContainer *)gtk2_fixed, combo); 1683 } 1684 else if (widget_type != TOOL_TIP && 1685 widget_type != INTERNAL_FRAME && 1686 widget_type != OPTION_PANE) 1687 { 1688 (*fp_gtk_container_add)((GtkContainer *)gtk2_fixed, result); 1689 } 1690 (*fp_gtk_widget_realize)(result); 1691 } 1692 return result; 1693 } 1694 1695 void gtk2_paint_arrow(WidgetType widget_type, GtkStateType state_type, 1696 GtkShadowType shadow_type, const gchar *detail, 1697 gint x, gint y, gint width, gint height, 1698 GtkArrowType arrow_type, gboolean fill) 1699 { 1700 static int w, h; 1701 static GtkRequisition size; 1702 1703 if (widget_type == COMBO_BOX_ARROW_BUTTON || widget_type == TABLE) 1704 gtk2_widget = gtk2_get_arrow(arrow_type, shadow_type); 1705 else 1706 gtk2_widget = gtk2_get_widget(widget_type); 1707 1708 switch (widget_type) 1709 { 1710 case SPINNER_ARROW_BUTTON: 1711 x = 1; 1712 y = ((arrow_type == GTK_ARROW_UP) ? 2 : 0); 1713 height -= 2; 1714 width -= 3; 1715 1716 w = width / 2; 1717 w -= w % 2 - 1; 1718 h = (w + 1) / 2; 1719 break; 1720 1721 case HSCROLL_BAR_BUTTON_LEFT: 1722 case HSCROLL_BAR_BUTTON_RIGHT: 1723 case VSCROLL_BAR_BUTTON_UP: 1724 case VSCROLL_BAR_BUTTON_DOWN: 1725 w = width / 2; 1726 h = height / 2; 1727 break; 1728 1729 case COMBO_BOX_ARROW_BUTTON: 1730 case TABLE: 1731 x = 1; 1732 (*fp_gtk_widget_size_request)(gtk2_widget, &size); 1733 w = size.width - ((GtkMisc*)gtk2_widget)->xpad * 2; 1734 h = size.height - ((GtkMisc*)gtk2_widget)->ypad * 2; 1735 w = h = MIN(MIN(w, h), MIN(width,height)) * 0.7; 1736 break; 1737 1738 default: 1739 w = width; 1740 h = height; 1741 break; 1742 } 1743 x += (width - w) / 2; 1744 y += (height - h) / 2; 1745 1746 (*fp_gtk_paint_arrow)(gtk2_widget->style, gtk2_white_pixmap, state_type, 1747 shadow_type, NULL, gtk2_widget, detail, arrow_type, fill, 1748 x, y, w, h); 1749 (*fp_gtk_paint_arrow)(gtk2_widget->style, gtk2_black_pixmap, state_type, 1750 shadow_type, NULL, gtk2_widget, detail, arrow_type, fill, 1751 x, y, w, h); 1752 } 1753 1754 void gtk2_paint_box(WidgetType widget_type, GtkStateType state_type, 1755 GtkShadowType shadow_type, const gchar *detail, 1756 gint x, gint y, gint width, gint height, 1757 gint synth_state, GtkTextDirection dir) 1758 { 1759 gtk2_widget = gtk2_get_widget(widget_type); 1760 1761 /* 1762 * The clearlooks engine sometimes looks at the widget's state field 1763 * instead of just the state_type variable that we pass in, so to account 1764 * for those cases we set the widget's state field accordingly. The 1765 * flags field is similarly important for things like focus/default state. 1766 */ 1767 gtk2_widget->state = state_type; 1768 1769 if (widget_type == HSLIDER_TRACK) { 1770 /* 1771 * For horizontal JSliders with right-to-left orientation, we need 1772 * to set the "inverted" flag to match the native GTK behavior where 1773 * the foreground highlight is on the right side of the slider thumb. 1774 * This is needed especially for the ubuntulooks engine, which looks 1775 * exclusively at the "inverted" flag to determine on which side of 1776 * the thumb to paint the highlight... 1777 */ 1778 ((GtkRange*)gtk2_widget)->inverted = (dir == GTK_TEXT_DIR_RTL); 1779 1780 /* 1781 * Note however that other engines like clearlooks will look at both 1782 * the "inverted" field and the text direction to determine how 1783 * the foreground highlight is painted: 1784 * !inverted && ltr --> paint highlight on left side 1785 * !inverted && rtl --> paint highlight on right side 1786 * inverted && ltr --> paint highlight on right side 1787 * inverted && rtl --> paint highlight on left side 1788 * So the only way to reliably get the desired results for horizontal 1789 * JSlider (i.e., highlight on left side for LTR ComponentOrientation 1790 * and highlight on right side for RTL ComponentOrientation) is to 1791 * always override text direction as LTR, and then set the "inverted" 1792 * flag accordingly (as we have done above). 1793 */ 1794 dir = GTK_TEXT_DIR_LTR; 1795 } 1796 1797 /* 1798 * Some engines (e.g. clearlooks) will paint the shadow of certain 1799 * widgets (e.g. COMBO_BOX_ARROW_BUTTON) differently depending on the 1800 * the text direction. 1801 */ 1802 gtk2_set_direction(gtk2_widget, dir); 1803 1804 switch (widget_type) { 1805 case BUTTON: 1806 if (synth_state & DEFAULT) { 1807 ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_DEFAULT; 1808 } else { 1809 ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_DEFAULT; 1810 } 1811 break; 1812 case TOGGLE_BUTTON: 1813 init_toggle_widget(widget_type, synth_state); 1814 break; 1815 case HSCROLL_BAR_BUTTON_LEFT: 1816 /* 1817 * The clearlooks engine will draw a "left" button when: 1818 * x == w->allocation.x 1819 * 1820 * The ubuntulooks engine will draw a "left" button when: 1821 * [x,y,width,height] 1822 * intersects 1823 * [w->alloc.x,w->alloc.y,width,height] 1824 * 1825 * The values that are set below should ensure that a "left" 1826 * button is rendered for both of these (and other) engines. 1827 */ 1828 gtk2_widget->allocation.x = x; 1829 gtk2_widget->allocation.y = y; 1830 gtk2_widget->allocation.width = width; 1831 gtk2_widget->allocation.height = height; 1832 break; 1833 case HSCROLL_BAR_BUTTON_RIGHT: 1834 /* 1835 * The clearlooks engine will draw a "right" button when: 1836 * x + width == w->allocation.x + w->allocation.width 1837 * 1838 * The ubuntulooks engine will draw a "right" button when: 1839 * [x,y,width,height] 1840 * does not intersect 1841 * [w->alloc.x,w->alloc.y,width,height] 1842 * but does intersect 1843 * [w->alloc.x+width,w->alloc.y,width,height] 1844 * 1845 * The values that are set below should ensure that a "right" 1846 * button is rendered for both of these (and other) engines. 1847 */ 1848 gtk2_widget->allocation.x = x+width; 1849 gtk2_widget->allocation.y = 0; 1850 gtk2_widget->allocation.width = 0; 1851 gtk2_widget->allocation.height = height; 1852 break; 1853 case VSCROLL_BAR_BUTTON_UP: 1854 /* 1855 * The clearlooks engine will draw an "up" button when: 1856 * y == w->allocation.y 1857 * 1858 * The ubuntulooks engine will draw an "up" button when: 1859 * [x,y,width,height] 1860 * intersects 1861 * [w->alloc.x,w->alloc.y,width,height] 1862 * 1863 * The values that are set below should ensure that an "up" 1864 * button is rendered for both of these (and other) engines. 1865 */ 1866 gtk2_widget->allocation.x = x; 1867 gtk2_widget->allocation.y = y; 1868 gtk2_widget->allocation.width = width; 1869 gtk2_widget->allocation.height = height; 1870 break; 1871 case VSCROLL_BAR_BUTTON_DOWN: 1872 /* 1873 * The clearlooks engine will draw a "down" button when: 1874 * y + height == w->allocation.y + w->allocation.height 1875 * 1876 * The ubuntulooks engine will draw a "down" button when: 1877 * [x,y,width,height] 1878 * does not intersect 1879 * [w->alloc.x,w->alloc.y,width,height] 1880 * but does intersect 1881 * [w->alloc.x,w->alloc.y+height,width,height] 1882 * 1883 * The values that are set below should ensure that a "down" 1884 * button is rendered for both of these (and other) engines. 1885 */ 1886 gtk2_widget->allocation.x = x; 1887 gtk2_widget->allocation.y = y+height; 1888 gtk2_widget->allocation.width = width; 1889 gtk2_widget->allocation.height = 0; 1890 break; 1891 default: 1892 break; 1893 } 1894 1895 (*fp_gtk_paint_box)(gtk2_widget->style, gtk2_white_pixmap, state_type, 1896 shadow_type, NULL, gtk2_widget, detail, x, y, width, height); 1897 (*fp_gtk_paint_box)(gtk2_widget->style, gtk2_black_pixmap, state_type, 1898 shadow_type, NULL, gtk2_widget, detail, x, y, width, height); 1899 1900 /* 1901 * Reset the text direction to the default value so that we don't 1902 * accidentally affect other operations and widgets. 1903 */ 1904 gtk2_set_direction(gtk2_widget, GTK_TEXT_DIR_LTR); 1905 } 1906 1907 void gtk2_paint_box_gap(WidgetType widget_type, GtkStateType state_type, 1908 GtkShadowType shadow_type, const gchar *detail, 1909 gint x, gint y, gint width, gint height, 1910 GtkPositionType gap_side, gint gap_x, gint gap_width) 1911 { 1912 /* Clearlooks needs a real clip area to paint the gap properly */ 1913 GdkRectangle area = { x, y, width, height }; 1914 1915 gtk2_widget = gtk2_get_widget(widget_type); 1916 (*fp_gtk_paint_box_gap)(gtk2_widget->style, gtk2_white_pixmap, state_type, 1917 shadow_type, &area, gtk2_widget, detail, 1918 x, y, width, height, gap_side, gap_x, gap_width); 1919 (*fp_gtk_paint_box_gap)(gtk2_widget->style, gtk2_black_pixmap, state_type, 1920 shadow_type, &area, gtk2_widget, detail, 1921 x, y, width, height, gap_side, gap_x, gap_width); 1922 } 1923 1924 void gtk2_paint_check(WidgetType widget_type, gint synth_state, 1925 const gchar *detail, gint x, gint y, gint width, gint height) 1926 { 1927 GtkStateType state_type = get_gtk_state_type(widget_type, synth_state); 1928 GtkShadowType shadow_type = get_gtk_shadow_type(widget_type, synth_state); 1929 1930 gtk2_widget = gtk2_get_widget(widget_type); 1931 init_toggle_widget(widget_type, synth_state); 1932 1933 (*fp_gtk_paint_check)(gtk2_widget->style, gtk2_white_pixmap, state_type, 1934 shadow_type, NULL, gtk2_widget, detail, 1935 x, y, width, height); 1936 (*fp_gtk_paint_check)(gtk2_widget->style, gtk2_black_pixmap, state_type, 1937 shadow_type, NULL, gtk2_widget, detail, 1938 x, y, width, height); 1939 } 1940 1941 void gtk2_paint_diamond(WidgetType widget_type, GtkStateType state_type, 1942 GtkShadowType shadow_type, const gchar *detail, 1943 gint x, gint y, gint width, gint height) 1944 { 1945 gtk2_widget = gtk2_get_widget(widget_type); 1946 (*fp_gtk_paint_diamond)(gtk2_widget->style, gtk2_white_pixmap, state_type, 1947 shadow_type, NULL, gtk2_widget, detail, 1948 x, y, width, height); 1949 (*fp_gtk_paint_diamond)(gtk2_widget->style, gtk2_black_pixmap, state_type, 1950 shadow_type, NULL, gtk2_widget, detail, 1951 x, y, width, height); 1952 } 1953 1954 void gtk2_paint_expander(WidgetType widget_type, GtkStateType state_type, 1955 const gchar *detail, gint x, gint y, gint width, gint height, 1956 GtkExpanderStyle expander_style) 1957 { 1958 gtk2_widget = gtk2_get_widget(widget_type); 1959 (*fp_gtk_paint_expander)(gtk2_widget->style, gtk2_white_pixmap, 1960 state_type, NULL, gtk2_widget, detail, 1961 x + width / 2, y + height / 2, expander_style); 1962 (*fp_gtk_paint_expander)(gtk2_widget->style, gtk2_black_pixmap, 1963 state_type, NULL, gtk2_widget, detail, 1964 x + width / 2, y + height / 2, expander_style); 1965 } 1966 1967 void gtk2_paint_extension(WidgetType widget_type, GtkStateType state_type, 1968 GtkShadowType shadow_type, const gchar *detail, 1969 gint x, gint y, gint width, gint height, GtkPositionType gap_side) 1970 { 1971 gtk2_widget = gtk2_get_widget(widget_type); 1972 (*fp_gtk_paint_extension)(gtk2_widget->style, gtk2_white_pixmap, 1973 state_type, shadow_type, NULL, gtk2_widget, detail, 1974 x, y, width, height, gap_side); 1975 (*fp_gtk_paint_extension)(gtk2_widget->style, gtk2_black_pixmap, 1976 state_type, shadow_type, NULL, gtk2_widget, detail, 1977 x, y, width, height, gap_side); 1978 } 1979 1980 void gtk2_paint_flat_box(WidgetType widget_type, GtkStateType state_type, 1981 GtkShadowType shadow_type, const gchar *detail, 1982 gint x, gint y, gint width, gint height, gboolean has_focus) 1983 { 1984 gtk2_widget = gtk2_get_widget(widget_type); 1985 1986 if (has_focus) 1987 ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_FOCUS; 1988 else 1989 ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_FOCUS; 1990 1991 (*fp_gtk_paint_flat_box)(gtk2_widget->style, gtk2_white_pixmap, 1992 state_type, shadow_type, NULL, gtk2_widget, detail, 1993 x, y, width, height); 1994 (*fp_gtk_paint_flat_box)(gtk2_widget->style, gtk2_black_pixmap, 1995 state_type, shadow_type, NULL, gtk2_widget, detail, 1996 x, y, width, height); 1997 } 1998 1999 void gtk2_paint_focus(WidgetType widget_type, GtkStateType state_type, 2000 const char *detail, gint x, gint y, gint width, gint height) 2001 { 2002 gtk2_widget = gtk2_get_widget(widget_type); 2003 (*fp_gtk_paint_focus)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2004 NULL, gtk2_widget, detail, x, y, width, height); 2005 (*fp_gtk_paint_focus)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2006 NULL, gtk2_widget, detail, x, y, width, height); 2007 } 2008 2009 void gtk2_paint_handle(WidgetType widget_type, GtkStateType state_type, 2010 GtkShadowType shadow_type, const gchar *detail, 2011 gint x, gint y, gint width, gint height, GtkOrientation orientation) 2012 { 2013 gtk2_widget = gtk2_get_widget(widget_type); 2014 (*fp_gtk_paint_handle)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2015 shadow_type, NULL, gtk2_widget, detail, 2016 x, y, width, height, orientation); 2017 (*fp_gtk_paint_handle)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2018 shadow_type, NULL, gtk2_widget, detail, 2019 x, y, width, height, orientation); 2020 } 2021 2022 void gtk2_paint_hline(WidgetType widget_type, GtkStateType state_type, 2023 const gchar *detail, gint x, gint y, gint width, gint height) 2024 { 2025 gtk2_widget = gtk2_get_widget(widget_type); 2026 (*fp_gtk_paint_hline)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2027 NULL, gtk2_widget, detail, x, x + width, y); 2028 (*fp_gtk_paint_hline)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2029 NULL, gtk2_widget, detail, x, x + width, y); 2030 } 2031 2032 void gtk2_paint_option(WidgetType widget_type, gint synth_state, 2033 const gchar *detail, gint x, gint y, gint width, gint height) 2034 { 2035 GtkStateType state_type = get_gtk_state_type(widget_type, synth_state); 2036 GtkShadowType shadow_type = get_gtk_shadow_type(widget_type, synth_state); 2037 2038 gtk2_widget = gtk2_get_widget(widget_type); 2039 init_toggle_widget(widget_type, synth_state); 2040 2041 (*fp_gtk_paint_option)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2042 shadow_type, NULL, gtk2_widget, detail, 2043 x, y, width, height); 2044 (*fp_gtk_paint_option)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2045 shadow_type, NULL, gtk2_widget, detail, 2046 x, y, width, height); 2047 } 2048 2049 void gtk2_paint_shadow(WidgetType widget_type, GtkStateType state_type, 2050 GtkShadowType shadow_type, const gchar *detail, 2051 gint x, gint y, gint width, gint height, 2052 gint synth_state, GtkTextDirection dir) 2053 { 2054 gtk2_widget = gtk2_get_widget(widget_type); 2055 2056 /* 2057 * The clearlooks engine sometimes looks at the widget's state field 2058 * instead of just the state_type variable that we pass in, so to account 2059 * for those cases we set the widget's state field accordingly. The 2060 * flags field is similarly important for things like focus state. 2061 */ 2062 gtk2_widget->state = state_type; 2063 2064 /* 2065 * Some engines (e.g. clearlooks) will paint the shadow of certain 2066 * widgets (e.g. COMBO_BOX_TEXT_FIELD) differently depending on the 2067 * the text direction. 2068 */ 2069 gtk2_set_direction(gtk2_widget, dir); 2070 2071 switch (widget_type) { 2072 case COMBO_BOX_TEXT_FIELD: 2073 case FORMATTED_TEXT_FIELD: 2074 case PASSWORD_FIELD: 2075 case SPINNER_TEXT_FIELD: 2076 case TEXT_FIELD: 2077 if (synth_state & FOCUSED) { 2078 ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_FOCUS; 2079 } else { 2080 ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_FOCUS; 2081 } 2082 break; 2083 default: 2084 break; 2085 } 2086 2087 (*fp_gtk_paint_shadow)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2088 shadow_type, NULL, gtk2_widget, detail, x, y, width, height); 2089 (*fp_gtk_paint_shadow)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2090 shadow_type, NULL, gtk2_widget, detail, x, y, width, height); 2091 2092 /* 2093 * Reset the text direction to the default value so that we don't 2094 * accidentally affect other operations and widgets. 2095 */ 2096 gtk2_set_direction(gtk2_widget, GTK_TEXT_DIR_LTR); 2097 } 2098 2099 void gtk2_paint_slider(WidgetType widget_type, GtkStateType state_type, 2100 GtkShadowType shadow_type, const gchar *detail, 2101 gint x, gint y, gint width, gint height, GtkOrientation orientation) 2102 { 2103 gtk2_widget = gtk2_get_widget(widget_type); 2104 (*fp_gtk_paint_slider)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2105 shadow_type, NULL, gtk2_widget, detail, 2106 x, y, width, height, orientation); 2107 (*fp_gtk_paint_slider)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2108 shadow_type, NULL, gtk2_widget, detail, 2109 x, y, width, height, orientation); 2110 } 2111 2112 void gtk2_paint_vline(WidgetType widget_type, GtkStateType state_type, 2113 const gchar *detail, gint x, gint y, gint width, gint height) 2114 { 2115 gtk2_widget = gtk2_get_widget(widget_type); 2116 (*fp_gtk_paint_vline)(gtk2_widget->style, gtk2_white_pixmap, state_type, 2117 NULL, gtk2_widget, detail, y, y + height, x); 2118 (*fp_gtk_paint_vline)(gtk2_widget->style, gtk2_black_pixmap, state_type, 2119 NULL, gtk2_widget, detail, y, y + height, x); 2120 } 2121 2122 void gtk_paint_background(WidgetType widget_type, GtkStateType state_type, 2123 gint x, gint y, gint width, gint height) 2124 { 2125 gtk2_widget = gtk2_get_widget(widget_type); 2126 (*fp_gtk_style_apply_default_background)(gtk2_widget->style, 2127 gtk2_white_pixmap, TRUE, state_type, NULL, x, y, width, height); 2128 (*fp_gtk_style_apply_default_background)(gtk2_widget->style, 2129 gtk2_black_pixmap, TRUE, state_type, NULL, x, y, width, height); 2130 } 2131 2132 GdkPixbuf *gtk2_get_stock_icon(gint widget_type, const gchar *stock_id, 2133 GtkIconSize size, GtkTextDirection direction, const char *detail) 2134 { 2135 init_containers(); 2136 gtk2_widget = gtk2_get_widget((widget_type < 0) ? IMAGE : widget_type); 2137 gtk2_widget->state = GTK_STATE_NORMAL; 2138 (*fp_gtk_widget_set_direction)(gtk2_widget, direction); 2139 return (*fp_gtk_widget_render_icon)(gtk2_widget, stock_id, size, detail); 2140 } 2141 2142 /*************************************************/ 2143 gint gtk2_get_xthickness(JNIEnv *env, WidgetType widget_type) 2144 { 2145 init_containers(); 2146 2147 gtk2_widget = gtk2_get_widget(widget_type); 2148 GtkStyle* style = gtk2_widget->style; 2149 return style->xthickness; 2150 } 2151 2152 gint gtk2_get_ythickness(JNIEnv *env, WidgetType widget_type) 2153 { 2154 init_containers(); 2155 2156 gtk2_widget = gtk2_get_widget(widget_type); 2157 GtkStyle* style = gtk2_widget->style; 2158 return style->ythickness; 2159 } 2160 2161 /*************************************************/ 2162 guint8 recode_color(guint16 channel) 2163 { 2164 return (guint8)(channel>>8); 2165 } 2166 2167 gint gtk2_get_color_for_state(JNIEnv *env, WidgetType widget_type, 2168 GtkStateType state_type, ColorType color_type) 2169 { 2170 gint result = 0; 2171 GdkColor *color = NULL; 2172 2173 init_containers(); 2174 2175 gtk2_widget = gtk2_get_widget(widget_type); 2176 GtkStyle* style = gtk2_widget->style; 2177 2178 switch (color_type) 2179 { 2180 case FOREGROUND: 2181 color = &(style->fg[state_type]); 2182 break; 2183 case BACKGROUND: 2184 color = &(style->bg[state_type]); 2185 break; 2186 case TEXT_FOREGROUND: 2187 color = &(style->text[state_type]); 2188 break; 2189 case TEXT_BACKGROUND: 2190 color = &(style->base[state_type]); 2191 break; 2192 case LIGHT: 2193 color = &(style->light[state_type]); 2194 break; 2195 case DARK: 2196 color = &(style->dark[state_type]); 2197 break; 2198 case MID: 2199 color = &(style->mid[state_type]); 2200 break; 2201 case FOCUS: 2202 case BLACK: 2203 color = &(style->black); 2204 break; 2205 case WHITE: 2206 color = &(style->white); 2207 break; 2208 } 2209 2210 if (color) 2211 result = recode_color(color->red) << 16 | 2212 recode_color(color->green) << 8 | 2213 recode_color(color->blue); 2214 2215 return result; 2216 } 2217 2218 /*************************************************/ 2219 jobject create_Boolean(JNIEnv *env, jboolean boolean_value); 2220 jobject create_Integer(JNIEnv *env, jint int_value); 2221 jobject create_Long(JNIEnv *env, jlong long_value); 2222 jobject create_Float(JNIEnv *env, jfloat float_value); 2223 jobject create_Double(JNIEnv *env, jdouble double_value); 2224 jobject create_Character(JNIEnv *env, jchar char_value); 2225 jobject create_Insets(JNIEnv *env, GtkBorder *border); 2226 2227 jobject gtk2_get_class_value(JNIEnv *env, WidgetType widget_type, jstring jkey) 2228 { 2229 init_containers(); 2230 2231 const char* key = getStrFor(env, jkey); 2232 gtk2_widget = gtk2_get_widget(widget_type); 2233 2234 GValue value; 2235 value.g_type = 0; 2236 2237 GParamSpec* param = (*fp_gtk_widget_class_find_style_property)( 2238 ((GTypeInstance*)gtk2_widget)->g_class, key); 2239 if( param ) 2240 { 2241 (*fp_g_value_init)( &value, param->value_type ); 2242 (*fp_gtk_widget_style_get_property)(gtk2_widget, key, &value); 2243 2244 if( (*fp_g_type_is_a)( param->value_type, G_TYPE_BOOLEAN )) 2245 { 2246 gboolean val = (*fp_g_value_get_boolean)(&value); 2247 return create_Boolean(env, (jboolean)val); 2248 } 2249 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_CHAR )) 2250 { 2251 gchar val = (*fp_g_value_get_char)(&value); 2252 return create_Character(env, (jchar)val); 2253 } 2254 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_UCHAR )) 2255 { 2256 guchar val = (*fp_g_value_get_uchar)(&value); 2257 return create_Character(env, (jchar)val); 2258 } 2259 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_INT )) 2260 { 2261 gint val = (*fp_g_value_get_int)(&value); 2262 return create_Integer(env, (jint)val); 2263 } 2264 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_UINT )) 2265 { 2266 guint val = (*fp_g_value_get_uint)(&value); 2267 return create_Integer(env, (jint)val); 2268 } 2269 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_LONG )) 2270 { 2271 glong val = (*fp_g_value_get_long)(&value); 2272 return create_Long(env, (jlong)val); 2273 } 2274 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_ULONG )) 2275 { 2276 gulong val = (*fp_g_value_get_ulong)(&value); 2277 return create_Long(env, (jlong)val); 2278 } 2279 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_INT64 )) 2280 { 2281 gint64 val = (*fp_g_value_get_int64)(&value); 2282 return create_Long(env, (jlong)val); 2283 } 2284 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_UINT64 )) 2285 { 2286 guint64 val = (*fp_g_value_get_uint64)(&value); 2287 return create_Long(env, (jlong)val); 2288 } 2289 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_FLOAT )) 2290 { 2291 gfloat val = (*fp_g_value_get_float)(&value); 2292 return create_Float(env, (jfloat)val); 2293 } 2294 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_DOUBLE )) 2295 { 2296 gdouble val = (*fp_g_value_get_double)(&value); 2297 return create_Double(env, (jdouble)val); 2298 } 2299 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_ENUM )) 2300 { 2301 gint val = (*fp_g_value_get_enum)(&value); 2302 return create_Integer(env, (jint)val); 2303 } 2304 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_FLAGS )) 2305 { 2306 guint val = (*fp_g_value_get_flags)(&value); 2307 return create_Integer(env, (jint)val); 2308 } 2309 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_STRING )) 2310 { 2311 const gchar* val = (*fp_g_value_get_string)(&value); 2312 2313 /* We suppose that all values come in C locale and 2314 * utf-8 representation of a string is the same as 2315 * the string itself. If this isn't so we should 2316 * use g_convert. 2317 */ 2318 return (*env)->NewStringUTF(env, val); 2319 } 2320 else if( (*fp_g_type_is_a)( param->value_type, GTK_TYPE_BORDER )) 2321 { 2322 GtkBorder *border = (GtkBorder*)(*fp_g_value_get_boxed)(&value); 2323 return border ? create_Insets(env, border) : NULL; 2324 } 2325 2326 /* TODO: Other types are not supported yet.*/ 2327 /* else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_PARAM )) 2328 { 2329 GParamSpec* val = (*fp_g_value_get_param)(&value); 2330 printf( "Param: %p\n", val ); 2331 } 2332 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_BOXED )) 2333 { 2334 gpointer* val = (*fp_g_value_get_boxed)(&value); 2335 printf( "Boxed: %p\n", val ); 2336 } 2337 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_POINTER )) 2338 { 2339 gpointer* val = (*fp_g_value_get_pointer)(&value); 2340 printf( "Pointer: %p\n", val ); 2341 } 2342 else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_OBJECT )) 2343 { 2344 GObject* val = (GObject*)(*fp_g_value_get_object)(&value); 2345 printf( "Object: %p\n", val ); 2346 }*/ 2347 } 2348 2349 return NULL; 2350 } 2351 2352 void gtk2_set_range_value(WidgetType widget_type, jdouble value, 2353 jdouble min, jdouble max, jdouble visible) 2354 { 2355 GtkAdjustment *adj; 2356 2357 gtk2_widget = gtk2_get_widget(widget_type); 2358 2359 adj = (*fp_gtk_range_get_adjustment)((GtkRange *)gtk2_widget); 2360 adj->value = (gdouble)value; 2361 adj->lower = (gdouble)min; 2362 adj->upper = (gdouble)max; 2363 adj->page_size = (gdouble)visible; 2364 } 2365 2366 /*************************************************/ 2367 jobject create_Object(JNIEnv *env, jmethodID *cid, 2368 const char* class_name, 2369 const char* signature, 2370 jvalue* value) 2371 { 2372 jclass class; 2373 jobject result; 2374 2375 class = (*env)->FindClass(env, class_name); 2376 if( class == NULL ) 2377 return NULL; /* can't find/load the class, exception thrown */ 2378 2379 if( *cid == NULL) 2380 { 2381 *cid = (*env)->GetMethodID(env, class, "<init>", signature); 2382 if( *cid == NULL ) 2383 { 2384 (*env)->DeleteLocalRef(env, class); 2385 return NULL; /* can't find/get the method, exception thrown */ 2386 } 2387 } 2388 2389 result = (*env)->NewObjectA(env, class, *cid, value); 2390 2391 (*env)->DeleteLocalRef(env, class); 2392 return result; 2393 } 2394 2395 jobject create_Boolean(JNIEnv *env, jboolean boolean_value) 2396 { 2397 static jmethodID cid = NULL; 2398 jvalue value; 2399 2400 value.z = boolean_value; 2401 2402 return create_Object(env, &cid, "java/lang/Boolean", "(Z)V", &value); 2403 } 2404 2405 jobject create_Integer(JNIEnv *env, jint int_value) 2406 { 2407 static jmethodID cid = NULL; 2408 jvalue value; 2409 2410 value.i = int_value; 2411 2412 return create_Object(env, &cid, "java/lang/Integer", "(I)V", &value); 2413 } 2414 2415 jobject create_Long(JNIEnv *env, jlong long_value) 2416 { 2417 static jmethodID cid = NULL; 2418 jvalue value; 2419 2420 value.j = long_value; 2421 2422 return create_Object(env, &cid, "java/lang/Long", "(J)V", &value); 2423 } 2424 2425 jobject create_Float(JNIEnv *env, jfloat float_value) 2426 { 2427 static jmethodID cid = NULL; 2428 jvalue value; 2429 2430 value.f = float_value; 2431 2432 return create_Object(env, &cid, "java/lang/Float", "(F)V", &value); 2433 } 2434 2435 jobject create_Double(JNIEnv *env, jdouble double_value) 2436 { 2437 static jmethodID cid = NULL; 2438 jvalue value; 2439 2440 value.d = double_value; 2441 2442 return create_Object(env, &cid, "java/lang/Double", "(D)V", &value); 2443 } 2444 2445 jobject create_Character(JNIEnv *env, jchar char_value) 2446 { 2447 static jmethodID cid = NULL; 2448 jvalue value; 2449 2450 value.c = char_value; 2451 2452 return create_Object(env, &cid, "java/lang/Character", "(C)V", &value); 2453 } 2454 2455 2456 jobject create_Insets(JNIEnv *env, GtkBorder *border) 2457 { 2458 static jmethodID cid = NULL; 2459 jvalue values[4]; 2460 2461 values[0].i = border->top; 2462 values[1].i = border->left; 2463 values[2].i = border->bottom; 2464 values[3].i = border->right; 2465 2466 return create_Object(env, &cid, "java/awt/Insets", "(IIII)V", values); 2467 } 2468 2469 /*********************************************/ 2470 jstring gtk2_get_pango_font_name(JNIEnv *env, WidgetType widget_type) 2471 { 2472 init_containers(); 2473 2474 gtk2_widget = gtk2_get_widget(widget_type); 2475 jstring result = NULL; 2476 GtkStyle* style = gtk2_widget->style; 2477 2478 if (style && style->font_desc) 2479 { 2480 gchar* val = (*fp_pango_font_description_to_string)(style->font_desc); 2481 result = (*env)->NewStringUTF(env, val); 2482 (*fp_g_free)( val ); 2483 } 2484 2485 return result; 2486 } 2487 2488 /***********************************************/ 2489 jobject get_string_property(JNIEnv *env, GtkSettings* settings, const gchar* key) 2490 { 2491 jobject result = NULL; 2492 gchar* strval = NULL; 2493 2494 (*fp_g_object_get)(settings, key, &strval, NULL); 2495 result = (*env)->NewStringUTF(env, strval); 2496 (*fp_g_free)(strval); 2497 2498 return result; 2499 } 2500 2501 jobject get_integer_property(JNIEnv *env, GtkSettings* settings, const gchar* key) 2502 { 2503 gint intval = NULL; 2504 (*fp_g_object_get)(settings, key, &intval, NULL); 2505 return create_Integer(env, intval); 2506 } 2507 2508 jobject get_boolean_property(JNIEnv *env, GtkSettings* settings, const gchar* key) 2509 { 2510 gint intval = NULL; 2511 (*fp_g_object_get)(settings, key, &intval, NULL); 2512 return create_Boolean(env, intval); 2513 } 2514 2515 jobject gtk2_get_setting(JNIEnv *env, Setting property) 2516 { 2517 GtkSettings* settings = (*fp_gtk_settings_get_default)(); 2518 2519 switch (property) 2520 { 2521 case GTK_FONT_NAME: 2522 return get_string_property(env, settings, "gtk-font-name"); 2523 case GTK_ICON_SIZES: 2524 return get_string_property(env, settings, "gtk-icon-sizes"); 2525 case GTK_CURSOR_BLINK: 2526 return get_boolean_property(env, settings, "gtk-cursor-blink"); 2527 case GTK_CURSOR_BLINK_TIME: 2528 return get_integer_property(env, settings, "gtk-cursor-blink-time"); 2529 } 2530 2531 return NULL; 2532 }