Pileus Git - ~andy/gtk/blob - gtk/gtkcssstylepropertyimpl.c

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 2010 Carlos Garnacho <carlosg@gnome.org>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "config.h"
  21
  22 #include "gtkstylepropertyprivate.h"
  23
  24 #include <gobject/gvaluecollector.h>
  25 #include <gdk-pixbuf/gdk-pixbuf.h>
  26 #include <cairo-gobject.h>
  27
  28 #include "gtkcssparserprivate.h"
  29 #include "gtkcssstylefuncsprivate.h"
  30 #include "gtkcssstylepropertyprivate.h"
  31 #include "gtkcsstypesprivate.h"
  32 #include "gtkintl.h"
  33 #include "gtkprivatetypebuiltins.h"
  34 #include "gtkstylepropertiesprivate.h"
  35
  36 /* the actual parsers we have */
  37 #include "gtkanimationdescription.h"
  38 #include "gtkbindings.h"
  39 #include "gtkcssimageprivate.h"
  40 #include "gtkgradient.h"
  41 #include "gtkshadowprivate.h"
  42 #include "gtkthemingengine.h"
  43 #include "gtktypebuiltins.h"
  44 #include "gtkwin32themeprivate.h"
  45
  46 /*** REGISTRATION ***/
  47
  48 static void
  49 color_compute (GtkCssStyleProperty    *property,
  50                GValue                 *computed,
  51                GtkStyleContext        *context,
  52                const GValue           *specified)
  53 {
  54   g_value_init (computed, GDK_TYPE_RGBA);
  55
  56   /* for when resolvage fails */
  57 restart:
  58
  59   if (G_VALUE_HOLDS (specified, GTK_TYPE_CSS_SPECIAL_VALUE))
  60     {
  61       g_assert (g_value_get_enum (specified) == GTK_CSS_CURRENT_COLOR);
  62
  63       /* The computed value of the ‘currentColor’ keyword is the computed
  64        * value of the ‘color’ property. If the ‘currentColor’ keyword is
  65        * set on the ‘color’ property itself, it is treated as ‘color: inherit’.
  66        */
  67       if (g_str_equal (_gtk_style_property_get_name (GTK_STYLE_PROPERTY (property)), "color"))
  68         {
  69           GtkStyleContext *parent = gtk_style_context_get_parent (context);
  70
  71           if (parent)
  72             g_value_copy (_gtk_style_context_peek_property (parent, "color"), computed);
  73           else
  74             _gtk_css_style_compute_value (computed,
  75                                           context,
  76                                           _gtk_css_style_property_get_initial_value (property));
  77         }
  78       else
  79         {
  80           g_value_copy (_gtk_style_context_peek_property (context, "color"), computed);
  81         }
  82     }
  83   else if (G_VALUE_HOLDS (specified, GTK_TYPE_SYMBOLIC_COLOR))
  84     {
  85       GdkRGBA rgba;
  86
  87       if (!_gtk_style_context_resolve_color (context,
  88                                              g_value_get_boxed (specified),
  89                                              &rgba))
  90         {
  91           specified = _gtk_css_style_property_get_initial_value (property);
  92           goto restart;
  93         }
  94
  95       g_value_set_boxed (computed, &rgba);
  96     }
  97   else
  98     g_value_copy (specified, computed);
  99 }
 100
 101 static void
 102 _gtk_style_property_register (const char *                   name,
 103                               GType                          value_type,
 104                               GtkStylePropertyFlags          flags,
 105                               GtkCssStylePropertyParseFunc   parse_value,
 106                               GtkCssStylePropertyPrintFunc   print_value,
 107                               GtkCssStylePropertyComputeFunc compute_value,
 108                               const GValue *                 initial_value)
 109 {
 110   GtkCssStyleProperty *node;
 111
 112   node = g_object_new (GTK_TYPE_CSS_STYLE_PROPERTY,
 113                        "inherit", (flags & GTK_STYLE_PROPERTY_INHERIT) ? TRUE : FALSE,
 114                        "initial-value", initial_value,
 115                        "name", name,
 116                        "value-type", value_type,
 117                        NULL);
 118
 119   if (parse_value)
 120     node->parse_value = parse_value;
 121   if (print_value)
 122     node->print_value = print_value;
 123   if (compute_value)
 124     node->compute_value = compute_value;
 125 }
 126
 127 static void
 128 gtk_style_property_register (const char *                   name,
 129                              GType                          value_type,
 130                              GtkStylePropertyFlags          flags,
 131                              GtkCssStylePropertyParseFunc   parse_value,
 132                              GtkCssStylePropertyPrintFunc   print_value,
 133                              GtkCssStylePropertyComputeFunc compute_value,
 134                              ...)
 135 {
 136   GValue initial_value = G_VALUE_INIT;
 137   char *error = NULL;
 138   va_list args;
 139
 140   va_start (args, compute_value);
 141   G_VALUE_COLLECT_INIT (&initial_value, value_type,
 142                         args, 0, &error);
 143   if (error)
 144     {
 145       g_error ("property `%s' initial value is broken: %s", name, error);
 146       g_value_unset (&initial_value);
 147       return;
 148     }
 149
 150   va_end (args);
 151
 152   _gtk_style_property_register (name,
 153                                 value_type,
 154                                 flags,
 155                                 parse_value,
 156                                 print_value,
 157                                 compute_value,
 158                                 &initial_value);
 159
 160   g_value_unset (&initial_value);
 161 }
 162
 163 /*** HELPERS ***/
 164
 165 static void
 166 string_append_double (GString *string,
 167                       double   d)
 168 {
 169   char buf[G_ASCII_DTOSTR_BUF_SIZE];
 170
 171   g_ascii_dtostr (buf, sizeof (buf), d);
 172   g_string_append (string, buf);
 173 }
 174
 175 static void
 176 string_append_string (GString    *str,
 177                       const char *string)
 178 {
 179   gsize len;
 180
 181   g_string_append_c (str, '"');
 182
 183   do {
 184     len = strcspn (string, "\"\n\r\f");
 185     g_string_append (str, string);
 186     string += len;
 187     switch (*string)
 188       {
 189       case '\0':
 190         break;
 191       case '\n':
 192         g_string_append (str, "\\A ");
 193         break;
 194       case '\r':
 195         g_string_append (str, "\\D ");
 196         break;
 197       case '\f':
 198         g_string_append (str, "\\C ");
 199         break;
 200       case '\"':
 201         g_string_append (str, "\\\"");
 202         break;
 203       default:
 204         g_assert_not_reached ();
 205         break;
 206       }
 207   } while (*string);
 208
 209   g_string_append_c (str, '"');
 210 }
 211
 212 /*** IMPLEMENTATIONS ***/
 213
 214 static gboolean
 215 font_family_parse (GtkCssStyleProperty *property,
 216                    GValue              *value,
 217                    GtkCssParser        *parser,
 218                    GFile               *base)
 219 {
 220   GPtrArray *names;
 221   char *name;
 222
 223   /* We don't special case generic families. Pango should do
 224    * that for us */
 225
 226   names = g_ptr_array_new ();
 227
 228   do {
 229     name = _gtk_css_parser_try_ident (parser, TRUE);
 230     if (name)
 231       {
 232         GString *string = g_string_new (name);
 233         g_free (name);
 234         while ((name = _gtk_css_parser_try_ident (parser, TRUE)))
 235           {
 236             g_string_append_c (string, ' ');
 237             g_string_append (string, name);
 238             g_free (name);
 239           }
 240         name = g_string_free (string, FALSE);
 241       }
 242     else
 243       {
 244         name = _gtk_css_parser_read_string (parser);
 245         if (name == NULL)
 246           {
 247             g_ptr_array_free (names, TRUE);
 248             return FALSE;
 249           }
 250       }
 251
 252     g_ptr_array_add (names, name);
 253   } while (_gtk_css_parser_try (parser, ",", TRUE));
 254
 255   /* NULL-terminate array */
 256   g_ptr_array_add (names, NULL);
 257   g_value_set_boxed (value, g_ptr_array_free (names, FALSE));
 258   return TRUE;
 259 }
 260
 261 static void
 262 font_family_value_print (GtkCssStyleProperty *property,
 263                          const GValue        *value,
 264                          GString             *string)
 265 {
 266   const char **names = g_value_get_boxed (value);
 267
 268   if (names == NULL || *names == NULL)
 269     {
 270       g_string_append (string, "none");
 271       return;
 272     }
 273
 274   string_append_string (string, *names);
 275   names++;
 276   while (*names)
 277     {
 278       g_string_append (string, ", ");
 279       string_append_string (string, *names);
 280       names++;
 281     }
 282 }
 283
 284 static gboolean
 285 bindings_value_parse (GtkCssStyleProperty *property,
 286                       GValue              *value,
 287                       GtkCssParser        *parser,
 288                       GFile               *base)
 289 {
 290   GPtrArray *array;
 291   GtkBindingSet *binding_set;
 292   char *name;
 293
 294   array = g_ptr_array_new ();
 295
 296   do {
 297       name = _gtk_css_parser_try_ident (parser, TRUE);
 298       if (name == NULL)
 299         {
 300           _gtk_css_parser_error (parser, "Not a valid binding name");
 301           g_ptr_array_free (array, TRUE);
 302           return FALSE;
 303         }
 304
 305       binding_set = gtk_binding_set_find (name);
 306
 307       if (!binding_set)
 308         {
 309           _gtk_css_parser_error (parser, "No binding set named '%s'", name);
 310           g_free (name);
 311           continue;
 312         }
 313
 314       g_ptr_array_add (array, binding_set);
 315       g_free (name);
 316     }
 317   while (_gtk_css_parser_try (parser, ",", TRUE));
 318
 319   g_value_take_boxed (value, array);
 320
 321   return TRUE;
 322 }
 323
 324 static void
 325 bindings_value_print (GtkCssStyleProperty *property,
 326                       const GValue        *value,
 327                       GString             *string)
 328 {
 329   GPtrArray *array;
 330   guint i;
 331
 332   array = g_value_get_boxed (value);
 333
 334   for (i = 0; i < array->len; i++)
 335     {
 336       GtkBindingSet *binding_set = g_ptr_array_index (array, i);
 337
 338       if (i > 0)
 339         g_string_append (string, ", ");
 340       g_string_append (string, binding_set->set_name);
 341     }
 342 }
 343
 344 static gboolean
 345 border_corner_radius_value_parse (GtkCssStyleProperty *property,
 346                                   GValue              *value,
 347                                   GtkCssParser        *parser,
 348                                   GFile               *base)
 349 {
 350   GtkCssBorderCornerRadius corner;
 351
 352   if (!_gtk_css_parser_try_double (parser, &corner.horizontal))
 353     {
 354       _gtk_css_parser_error (parser, "Expected a number");
 355       return FALSE;
 356     }
 357   else if (corner.horizontal < 0)
 358     goto negative;
 359
 360   if (!_gtk_css_parser_try_double (parser, &corner.vertical))
 361     corner.vertical = corner.horizontal;
 362   else if (corner.vertical < 0)
 363     goto negative;
 364
 365   g_value_set_boxed (value, &corner);
 366   return TRUE;
 367
 368 negative:
 369   _gtk_css_parser_error (parser, "Border radius values cannot be negative");
 370   return FALSE;
 371 }
 372
 373 static void
 374 border_corner_radius_value_print (GtkCssStyleProperty *property,
 375                                   const GValue        *value,
 376                                   GString             *string)
 377 {
 378   GtkCssBorderCornerRadius *corner;
 379
 380   corner = g_value_get_boxed (value);
 381
 382   if (corner == NULL)
 383     {
 384       g_string_append (string, "none");
 385       return;
 386     }
 387
 388   string_append_double (string, corner->horizontal);
 389   if (corner->horizontal != corner->vertical)
 390     {
 391       g_string_append_c (string, ' ');
 392       string_append_double (string, corner->vertical);
 393     }
 394 }
 395
 396 static gboolean
 397 css_image_value_parse (GtkCssStyleProperty *property,
 398                        GValue              *value,
 399                        GtkCssParser        *parser,
 400                        GFile               *base)
 401 {
 402   GtkCssImage *image;
 403
 404   if (_gtk_css_parser_try (parser, "none", TRUE))
 405     image = NULL;
 406   else
 407     {
 408       image = _gtk_css_image_new_parse (parser, base);
 409       if (image == NULL)
 410         return FALSE;
 411     }
 412
 413   g_value_unset (value);
 414   g_value_init (value, GTK_TYPE_CSS_IMAGE);
 415   g_value_take_object (value, image);
 416   return TRUE;
 417 }
 418
 419 static void
 420 css_image_value_print (GtkCssStyleProperty *property,
 421                        const GValue        *value,
 422                        GString             *string)
 423 {
 424   GtkCssImage *image = g_value_get_object (value);
 425
 426   if (image)
 427     _gtk_css_image_print (image, string);
 428   else
 429     g_string_append (string, "none");
 430 }
 431
 432 static void
 433 css_image_value_compute (GtkCssStyleProperty    *property,
 434                          GValue                 *computed,
 435                          GtkStyleContext        *context,
 436                          const GValue           *specified)
 437 {
 438   GtkCssImage *image = g_value_get_object (specified);
 439
 440   if (image)
 441     image = _gtk_css_image_compute (image, context);
 442
 443   g_value_init (computed, GTK_TYPE_CSS_IMAGE);
 444   g_value_take_object (computed, image);
 445 }
 446
 447 static void
 448 compute_border_width (GtkCssStyleProperty    *property,
 449                       GValue                 *computed,
 450                       GtkStyleContext        *context,
 451                       const GValue           *specified)
 452 {
 453   GtkCssStyleProperty *style;
 454   GtkBorderStyle border_style;
 455
 456   /* The -1 is magic that is only true because we register the style
 457    * properties directly after the width properties.
 458    */
 459   style = _gtk_css_style_property_lookup_by_id (_gtk_css_style_property_get_id (property) - 1);
 460   border_style = g_value_get_enum (_gtk_style_context_peek_property (context, _gtk_style_property_get_name (GTK_STYLE_PROPERTY (style))));
 461
 462   g_value_init (computed, G_TYPE_INT);
 463   if (border_style == GTK_BORDER_STYLE_NONE ||
 464       border_style == GTK_BORDER_STYLE_HIDDEN)
 465     g_value_set_int (computed, 0);
 466   else
 467     g_value_copy (specified, computed);
 468 }
 469
 470 static gboolean
 471 background_repeat_value_parse (GtkCssStyleProperty *property,
 472                                GValue              *value,
 473                                GtkCssParser        *parser,
 474                                GFile               *base)
 475 {
 476   int repeat, vertical;
 477
 478   if (!_gtk_css_parser_try_enum (parser, GTK_TYPE_CSS_BACKGROUND_REPEAT, &repeat))
 479     {
 480       _gtk_css_parser_error (parser, "Not a valid value");
 481       return FALSE;
 482     }
 483
 484   if (repeat <= GTK_CSS_BACKGROUND_REPEAT_MASK)
 485     {
 486       if (_gtk_css_parser_try_enum (parser, GTK_TYPE_CSS_BACKGROUND_REPEAT, &vertical))
 487         {
 488           if (vertical >= GTK_CSS_BACKGROUND_REPEAT_MASK)
 489             {
 490               _gtk_css_parser_error (parser, "Not a valid 2nd value");
 491               return FALSE;
 492             }
 493           else
 494             repeat |= vertical << GTK_CSS_BACKGROUND_REPEAT_SHIFT;
 495         }
 496       else
 497         repeat |= repeat << GTK_CSS_BACKGROUND_REPEAT_SHIFT;
 498     }
 499
 500   g_value_set_enum (value, repeat);
 501   return TRUE;
 502 }
 503
 504 static void
 505 background_repeat_value_print (GtkCssStyleProperty *property,
 506                                const GValue        *value,
 507                                GString             *string)
 508 {
 509   GEnumClass *enum_class;
 510   GEnumValue *enum_value;
 511   GtkCssBackgroundRepeat repeat;
 512
 513   repeat = g_value_get_enum (value);
 514   enum_class = g_type_class_ref (GTK_TYPE_CSS_BACKGROUND_REPEAT);
 515   enum_value = g_enum_get_value (enum_class, repeat);
 516
 517   /* only triggers for 'repeat-x' and 'repeat-y' */
 518   if (enum_value)
 519     g_string_append (string, enum_value->value_nick);
 520   else
 521     {
 522       enum_value = g_enum_get_value (enum_class, GTK_CSS_BACKGROUND_HORIZONTAL (repeat));
 523       g_string_append (string, enum_value->value_nick);
 524
 525       if (GTK_CSS_BACKGROUND_HORIZONTAL (repeat) != GTK_CSS_BACKGROUND_VERTICAL (repeat))
 526         {
 527           enum_value = g_enum_get_value (enum_class, GTK_CSS_BACKGROUND_VERTICAL (repeat));
 528           g_string_append (string, " ");
 529           g_string_append (string, enum_value->value_nick);
 530         }
 531     }
 532
 533   g_type_class_unref (enum_class);
 534 }
 535
 536 /*** REGISTRATION ***/
 537
 538 #define rgba_init(rgba, r, g, b, a) G_STMT_START{ \
 539   (rgba)->red = (r); \
 540   (rgba)->green = (g); \
 541   (rgba)->blue = (b); \
 542   (rgba)->alpha = (a); \
 543 }G_STMT_END
 544 void
 545 _gtk_css_style_property_init_properties (void)
 546 {
 547   GValue value = { 0, };
 548   char *default_font_family[] = { "Sans", NULL };
 549   GdkRGBA rgba;
 550   GtkCssBorderCornerRadius no_corner_radius = { 0, };
 551   GtkBorder border_of_ones = { 1, 1, 1, 1 };
 552   GtkCssBorderImageRepeat border_image_repeat = { GTK_CSS_REPEAT_STYLE_STRETCH, GTK_CSS_REPEAT_STYLE_STRETCH };
 553
 554   /* Initialize "color" and "font-size" first,
 555    * so that when computing values later they are
 556    * done first. That way, 'currentColor' and font
 557    * sizes in em can be looked up properly */
 558   rgba_init (&rgba, 1, 1, 1, 1);
 559   gtk_style_property_register            ("color",
 560                                           GDK_TYPE_RGBA,
 561                                           GTK_STYLE_PROPERTY_INHERIT,
 562                                           NULL,
 563                                           NULL,
 564                                           color_compute,
 565                                           &rgba);
 566   gtk_style_property_register            ("font-size",
 567                                           G_TYPE_DOUBLE,
 568                                           GTK_STYLE_PROPERTY_INHERIT,
 569                                           NULL,
 570                                           NULL,
 571                                           NULL,
 572                                           10.0);
 573
 574   /* properties that aren't referenced when computing values
 575    * start here */
 576   rgba_init (&rgba, 0, 0, 0, 0);
 577   gtk_style_property_register            ("background-color",
 578                                           GDK_TYPE_RGBA,
 579                                           0,
 580                                           NULL,
 581                                           NULL,
 582                                           color_compute,
 583                                           &rgba);
 584
 585   gtk_style_property_register            ("font-family",
 586                                           G_TYPE_STRV,
 587                                           GTK_STYLE_PROPERTY_INHERIT,
 588                                           font_family_parse,
 589                                           font_family_value_print,
 590                                           NULL,
 591                                           default_font_family);
 592   gtk_style_property_register            ("font-style",
 593                                           PANGO_TYPE_STYLE,
 594                                           GTK_STYLE_PROPERTY_INHERIT,
 595                                           NULL,
 596                                           NULL,
 597                                           NULL,
 598                                           PANGO_STYLE_NORMAL);
 599   gtk_style_property_register            ("font-variant",
 600                                           PANGO_TYPE_VARIANT,
 601                                           GTK_STYLE_PROPERTY_INHERIT,
 602                                           NULL,
 603                                           NULL,
 604                                           NULL,
 605                                           PANGO_VARIANT_NORMAL);
 606   /* xxx: need to parse this properly, ie parse the numbers */
 607   gtk_style_property_register            ("font-weight",
 608                                           PANGO_TYPE_WEIGHT,
 609                                           GTK_STYLE_PROPERTY_INHERIT,
 610                                           NULL,
 611                                           NULL,
 612                                           NULL,
 613                                           PANGO_WEIGHT_NORMAL);
 614
 615   gtk_style_property_register            ("text-shadow",
 616                                           GTK_TYPE_SHADOW,
 617                                           GTK_STYLE_PROPERTY_INHERIT,
 618                                           NULL,
 619                                           NULL,
 620                                           NULL,
 621                                           NULL);
 622
 623   gtk_style_property_register            ("icon-shadow",
 624                                           GTK_TYPE_SHADOW,
 625                                           GTK_STYLE_PROPERTY_INHERIT,
 626                                           NULL,
 627                                           NULL,
 628                                           NULL,
 629                                           NULL);
 630
 631   gtk_style_property_register            ("box-shadow",
 632                                           GTK_TYPE_SHADOW,
 633                                           0,
 634                                           NULL,
 635                                           NULL,
 636                                           NULL,
 637                                           NULL);
 638
 639   gtk_style_property_register            ("margin-top",
 640                                           G_TYPE_INT,
 641                                           0,
 642                                           NULL,
 643                                           NULL,
 644                                           NULL,
 645                                           0);
 646   gtk_style_property_register            ("margin-left",
 647                                           G_TYPE_INT,
 648                                           0,
 649                                           NULL,
 650                                           NULL,
 651                                           NULL,
 652                                           0);
 653   gtk_style_property_register            ("margin-bottom",
 654                                           G_TYPE_INT,
 655                                           0,
 656                                           NULL,
 657                                           NULL,
 658                                           NULL,
 659                                           0);
 660   gtk_style_property_register            ("margin-right",
 661                                           G_TYPE_INT,
 662                                           0,
 663                                           NULL,
 664                                           NULL,
 665                                           NULL,
 666                                           0);
 667   gtk_style_property_register            ("padding-top",
 668                                           G_TYPE_INT,
 669                                           0,
 670                                           NULL,
 671                                           NULL,
 672                                           NULL,
 673                                           0);
 674   gtk_style_property_register            ("padding-left",
 675                                           G_TYPE_INT,
 676                                           0,
 677                                           NULL,
 678                                           NULL,
 679                                           NULL,
 680                                           0);
 681   gtk_style_property_register            ("padding-bottom",
 682                                           G_TYPE_INT,
 683                                           0,
 684                                           NULL,
 685                                           NULL,
 686                                           NULL,
 687                                           0);
 688   gtk_style_property_register            ("padding-right",
 689                                           G_TYPE_INT,
 690                                           0,
 691                                           NULL,
 692                                           NULL,
 693                                           NULL,
 694                                           0);
 695   /* IMPORTANT: compute_border_width() requires that the border-width
 696    * properties be immeditaly followed by the border-style properties
 697    */
 698   gtk_style_property_register            ("border-top-style",
 699                                           GTK_TYPE_BORDER_STYLE,
 700                                           0,
 701                                           NULL,
 702                                           NULL,
 703                                           NULL,
 704                                           GTK_BORDER_STYLE_NONE);
 705   gtk_style_property_register            ("border-top-width",
 706                                           G_TYPE_INT,
 707                                           0,
 708                                           NULL,
 709                                           NULL,
 710                                           compute_border_width,
 711                                           0);
 712   gtk_style_property_register            ("border-left-style",
 713                                           GTK_TYPE_BORDER_STYLE,
 714                                           0,
 715                                           NULL,
 716                                           NULL,
 717                                           NULL,
 718                                           GTK_BORDER_STYLE_NONE);
 719   gtk_style_property_register            ("border-left-width",
 720                                           G_TYPE_INT,
 721                                           0,
 722                                           NULL,
 723                                           NULL,
 724                                           compute_border_width,
 725                                           0);
 726   gtk_style_property_register            ("border-bottom-style",
 727                                           GTK_TYPE_BORDER_STYLE,
 728                                           0,
 729                                           NULL,
 730                                           NULL,
 731                                           NULL,
 732                                           GTK_BORDER_STYLE_NONE);
 733   gtk_style_property_register            ("border-bottom-width",
 734                                           G_TYPE_INT,
 735                                           0,
 736                                           NULL,
 737                                           NULL,
 738                                           compute_border_width,
 739                                           0);
 740   gtk_style_property_register            ("border-right-style",
 741                                           GTK_TYPE_BORDER_STYLE,
 742                                           0,
 743                                           NULL,
 744                                           NULL,
 745                                           NULL,
 746                                           GTK_BORDER_STYLE_NONE);
 747   gtk_style_property_register            ("border-right-width",
 748                                           G_TYPE_INT,
 749                                           0,
 750                                           NULL,
 751                                           NULL,
 752                                           compute_border_width,
 753                                           0);
 754
 755   gtk_style_property_register            ("border-top-left-radius",
 756                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 757                                           0,
 758                                           border_corner_radius_value_parse,
 759                                           border_corner_radius_value_print,
 760                                           NULL,
 761                                           &no_corner_radius);
 762   gtk_style_property_register            ("border-top-right-radius",
 763                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 764                                           0,
 765                                           border_corner_radius_value_parse,
 766                                           border_corner_radius_value_print,
 767                                           NULL,
 768                                           &no_corner_radius);
 769   gtk_style_property_register            ("border-bottom-right-radius",
 770                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 771                                           0,
 772                                           border_corner_radius_value_parse,
 773                                           border_corner_radius_value_print,
 774                                           NULL,
 775                                           &no_corner_radius);
 776   gtk_style_property_register            ("border-bottom-left-radius",
 777                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 778                                           0,
 779                                           border_corner_radius_value_parse,
 780                                           border_corner_radius_value_print,
 781                                           NULL,
 782                                           &no_corner_radius);
 783
 784   gtk_style_property_register            ("outline-style",
 785                                           GTK_TYPE_BORDER_STYLE,
 786                                           0,
 787                                           NULL,
 788                                           NULL,
 789                                           NULL,
 790                                           GTK_BORDER_STYLE_NONE);
 791   gtk_style_property_register            ("outline-width",
 792                                           G_TYPE_INT,
 793                                           0,
 794                                           NULL,
 795                                           NULL,
 796                                           compute_border_width,
 797                                           0);
 798   gtk_style_property_register            ("outline-offset",
 799                                           G_TYPE_INT,
 800                                           0,
 801                                           NULL,
 802                                           NULL,
 803                                           NULL,
 804                                           0);
 805
 806   gtk_style_property_register            ("background-clip",
 807                                           GTK_TYPE_CSS_AREA,
 808                                           0,
 809                                           NULL,
 810                                           NULL,
 811                                           NULL,
 812                                           GTK_CSS_AREA_BORDER_BOX);
 813
 814   gtk_style_property_register            ("background-origin",
 815                                           GTK_TYPE_CSS_AREA,
 816                                           0,
 817                                           NULL,
 818                                           NULL,
 819                                           NULL,
 820                                           GTK_CSS_AREA_PADDING_BOX);
 821
 822   g_value_init (&value, GTK_TYPE_CSS_SPECIAL_VALUE);
 823   g_value_set_enum (&value, GTK_CSS_CURRENT_COLOR);
 824   _gtk_style_property_register           ("border-top-color",
 825                                           GDK_TYPE_RGBA,
 826                                           0,
 827                                           NULL,
 828                                           NULL,
 829                                           color_compute,
 830                                           &value);
 831   _gtk_style_property_register           ("border-right-color",
 832                                           GDK_TYPE_RGBA,
 833                                           0,
 834                                           NULL,
 835                                           NULL,
 836                                           color_compute,
 837                                           &value);
 838   _gtk_style_property_register           ("border-bottom-color",
 839                                           GDK_TYPE_RGBA,
 840                                           0,
 841                                           NULL,
 842                                           NULL,
 843                                           color_compute,
 844                                           &value);
 845   _gtk_style_property_register           ("border-left-color",
 846                                           GDK_TYPE_RGBA,
 847                                           0,
 848                                           NULL,
 849                                           NULL,
 850                                           color_compute,
 851                                           &value);
 852   _gtk_style_property_register           ("outline-color",
 853                                           GDK_TYPE_RGBA,
 854                                           0,
 855                                           NULL,
 856                                           NULL,
 857                                           color_compute,
 858                                           &value);
 859   g_value_unset (&value);
 860
 861   gtk_style_property_register            ("background-repeat",
 862                                           GTK_TYPE_CSS_BACKGROUND_REPEAT,
 863                                           0,
 864                                           background_repeat_value_parse,
 865                                           background_repeat_value_print,
 866                                           NULL,
 867                                           GTK_CSS_BACKGROUND_REPEAT | (GTK_CSS_BACKGROUND_REPEAT << GTK_CSS_BACKGROUND_REPEAT_SHIFT));
 868   g_value_init (&value, GTK_TYPE_CSS_IMAGE);
 869   _gtk_style_property_register           ("background-image",
 870                                           CAIRO_GOBJECT_TYPE_PATTERN,
 871                                           0,
 872                                           css_image_value_parse,
 873                                           css_image_value_print,
 874                                           css_image_value_compute,
 875                                           &value);
 876
 877   _gtk_style_property_register           ("border-image-source",
 878                                           CAIRO_GOBJECT_TYPE_PATTERN,
 879                                           0,
 880                                           css_image_value_parse,
 881                                           css_image_value_print,
 882                                           css_image_value_compute,
 883                                           &value);
 884   g_value_unset (&value);
 885   gtk_style_property_register            ("border-image-repeat",
 886                                           GTK_TYPE_CSS_BORDER_IMAGE_REPEAT,
 887                                           0,
 888                                           NULL,
 889                                           NULL,
 890                                           NULL,
 891                                           &border_image_repeat);
 892
 893   /* XXX: The initial vaue is wrong, it should be 100% */
 894   gtk_style_property_register            ("border-image-slice",
 895                                           GTK_TYPE_BORDER,
 896                                           0,
 897                                           NULL,
 898                                           NULL,
 899                                           NULL,
 900                                           &border_of_ones);
 901   gtk_style_property_register            ("border-image-width",
 902                                           GTK_TYPE_BORDER,
 903                                           0,
 904                                           NULL,
 905                                           NULL,
 906                                           NULL,
 907                                           NULL);
 908   gtk_style_property_register            ("engine",
 909                                           GTK_TYPE_THEMING_ENGINE,
 910                                           0,
 911                                           NULL,
 912                                           NULL,
 913                                           NULL,
 914                                           gtk_theming_engine_load (NULL));
 915   gtk_style_property_register            ("transition",
 916                                           GTK_TYPE_ANIMATION_DESCRIPTION,
 917                                           0,
 918                                           NULL,
 919                                           NULL,
 920                                           NULL,
 921                                           NULL);
 922
 923   /* Private property holding the binding sets */
 924   gtk_style_property_register            ("gtk-key-bindings",
 925                                           G_TYPE_PTR_ARRAY,
 926                                           0,
 927                                           bindings_value_parse,
 928                                           bindings_value_print,
 929                                           NULL,
 930                                           NULL);
 931 }
 932