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 #include <math.h>
  28
  29 #include "gtkcssparserprivate.h"
  30 #include "gtkcssstylefuncsprivate.h"
  31 #include "gtkcssstylepropertyprivate.h"
  32 #include "gtkcsstypesprivate.h"
  33 #include "gtkintl.h"
  34 #include "gtkprivatetypebuiltins.h"
  35 #include "gtkstylepropertiesprivate.h"
  36
  37 /* this is in case round() is not provided by the compiler,
  38  * such as in the case of C89 compilers, like MSVC
  39  */
  40 #include "fallback-c89.c"
  41
  42 /* the actual parsers we have */
  43 #include "gtkanimationdescription.h"
  44 #include "gtkbindings.h"
  45 #include "gtkcssimageprivate.h"
  46 #include "gtkgradient.h"
  47 #include "gtkshadowprivate.h"
  48 #include "gtksymboliccolorprivate.h"
  49 #include "gtkthemingengine.h"
  50 #include "gtktypebuiltins.h"
  51 #include "gtkwin32themeprivate.h"
  52
  53 /*** REGISTRATION ***/
  54
  55 static void
  56 gtk_css_style_property_register (const char *                   name,
  57                                  GType                          specified_type,
  58                                  GType                          computed_type,
  59                                  GType                          value_type,
  60                                  GtkStylePropertyFlags          flags,
  61                                  GtkCssStylePropertyParseFunc   parse_value,
  62                                  GtkCssStylePropertyPrintFunc   print_value,
  63                                  GtkCssStylePropertyComputeFunc compute_value,
  64                                  ...)
  65 {
  66   GtkCssStyleProperty *node;
  67   GValue initial_value = G_VALUE_INIT;
  68   char *error = NULL;
  69   va_list args;
  70
  71   va_start (args, compute_value);
  72   G_VALUE_COLLECT_INIT (&initial_value, specified_type,
  73                         args, 0, &error);
  74   if (error)
  75     {
  76       g_error ("property `%s' initial value is broken: %s", name, error);
  77       g_value_unset (&initial_value);
  78       return;
  79     }
  80
  81   va_end (args);
  82
  83   node = g_object_new (GTK_TYPE_CSS_STYLE_PROPERTY,
  84                        "value-type", value_type,
  85                        "computed-type", computed_type,
  86                        "inherit", (flags & GTK_STYLE_PROPERTY_INHERIT) ? TRUE : FALSE,
  87                        "initial-value", &initial_value,
  88                        "name", name,
  89                        NULL);
  90
  91   if (parse_value)
  92     node->parse_value = parse_value;
  93   if (print_value)
  94     node->print_value = print_value;
  95   if (compute_value)
  96     node->compute_value = compute_value;
  97
  98   g_value_unset (&initial_value);
  99 }
 100
 101 /*** HELPERS ***/
 102
 103 static void
 104 string_append_string (GString    *str,
 105                       const char *string)
 106 {
 107   gsize len;
 108
 109   g_string_append_c (str, '"');
 110
 111   do {
 112     len = strcspn (string, "\"\n\r\f");
 113     g_string_append (str, string);
 114     string += len;
 115     switch (*string)
 116       {
 117       case '\0':
 118         break;
 119       case '\n':
 120         g_string_append (str, "\\A ");
 121         break;
 122       case '\r':
 123         g_string_append (str, "\\D ");
 124         break;
 125       case '\f':
 126         g_string_append (str, "\\C ");
 127         break;
 128       case '\"':
 129         g_string_append (str, "\\\"");
 130         break;
 131       default:
 132         g_assert_not_reached ();
 133         break;
 134       }
 135   } while (*string);
 136
 137   g_string_append_c (str, '"');
 138 }
 139
 140 /*** IMPLEMENTATIONS ***/
 141
 142 static void
 143 color_compute (GtkCssStyleProperty    *property,
 144                GValue                 *computed,
 145                GtkStyleContext        *context,
 146                const GValue           *specified)
 147 {
 148   GtkSymbolicColor *symbolic = g_value_get_boxed (specified);
 149   GdkRGBA rgba;
 150
 151   if (symbolic == _gtk_symbolic_color_get_current_color ())
 152     {
 153       /* The computed value of the ‘currentColor’ keyword is the computed
 154        * value of the ‘color’ property. If the ‘currentColor’ keyword is
 155        * set on the ‘color’ property itself, it is treated as ‘color: inherit’.
 156        */
 157       if (g_str_equal (_gtk_style_property_get_name (GTK_STYLE_PROPERTY (property)), "color"))
 158         {
 159           GtkStyleContext *parent = gtk_style_context_get_parent (context);
 160
 161           if (parent)
 162             g_value_copy (_gtk_style_context_peek_property (parent, "color"), computed);
 163           else
 164             _gtk_css_style_compute_value (computed,
 165                                           context,
 166                                           _gtk_css_style_property_get_initial_value (property));
 167         }
 168       else
 169         {
 170           g_value_copy (_gtk_style_context_peek_property (context, "color"), computed);
 171         }
 172     }
 173   else if (_gtk_style_context_resolve_color (context,
 174                                              symbolic,
 175                                              &rgba))
 176     {
 177       g_value_set_boxed (computed, &rgba);
 178     }
 179   else
 180     {
 181       color_compute (property,
 182                      computed,
 183                      context,
 184                      _gtk_css_style_property_get_initial_value (property));
 185     }
 186 }
 187
 188 static gboolean
 189 font_family_parse (GtkCssStyleProperty *property,
 190                    GValue              *value,
 191                    GtkCssParser        *parser,
 192                    GFile               *base)
 193 {
 194   GPtrArray *names;
 195   char *name;
 196
 197   /* We don't special case generic families. Pango should do
 198    * that for us */
 199
 200   names = g_ptr_array_new ();
 201
 202   do {
 203     name = _gtk_css_parser_try_ident (parser, TRUE);
 204     if (name)
 205       {
 206         GString *string = g_string_new (name);
 207         g_free (name);
 208         while ((name = _gtk_css_parser_try_ident (parser, TRUE)))
 209           {
 210             g_string_append_c (string, ' ');
 211             g_string_append (string, name);
 212             g_free (name);
 213           }
 214         name = g_string_free (string, FALSE);
 215       }
 216     else
 217       {
 218         name = _gtk_css_parser_read_string (parser);
 219         if (name == NULL)
 220           {
 221             g_ptr_array_free (names, TRUE);
 222             return FALSE;
 223           }
 224       }
 225
 226     g_ptr_array_add (names, name);
 227   } while (_gtk_css_parser_try (parser, ",", TRUE));
 228
 229   /* NULL-terminate array */
 230   g_ptr_array_add (names, NULL);
 231   g_value_set_boxed (value, g_ptr_array_free (names, FALSE));
 232   return TRUE;
 233 }
 234
 235 static void
 236 font_family_value_print (GtkCssStyleProperty *property,
 237                          const GValue        *value,
 238                          GString             *string)
 239 {
 240   const char **names = g_value_get_boxed (value);
 241
 242   if (names == NULL || *names == NULL)
 243     {
 244       g_string_append (string, "none");
 245       return;
 246     }
 247
 248   string_append_string (string, *names);
 249   names++;
 250   while (*names)
 251     {
 252       g_string_append (string, ", ");
 253       string_append_string (string, *names);
 254       names++;
 255     }
 256 }
 257
 258 static gboolean
 259 bindings_value_parse (GtkCssStyleProperty *property,
 260                       GValue              *value,
 261                       GtkCssParser        *parser,
 262                       GFile               *base)
 263 {
 264   GPtrArray *array;
 265   GtkBindingSet *binding_set;
 266   char *name;
 267
 268   array = g_ptr_array_new ();
 269
 270   do {
 271       name = _gtk_css_parser_try_ident (parser, TRUE);
 272       if (name == NULL)
 273         {
 274           _gtk_css_parser_error (parser, "Not a valid binding name");
 275           g_ptr_array_free (array, TRUE);
 276           return FALSE;
 277         }
 278
 279       binding_set = gtk_binding_set_find (name);
 280
 281       if (!binding_set)
 282         {
 283           _gtk_css_parser_error (parser, "No binding set named '%s'", name);
 284           g_free (name);
 285           continue;
 286         }
 287
 288       g_ptr_array_add (array, binding_set);
 289       g_free (name);
 290     }
 291   while (_gtk_css_parser_try (parser, ",", TRUE));
 292
 293   g_value_take_boxed (value, array);
 294
 295   return TRUE;
 296 }
 297
 298 static void
 299 bindings_value_print (GtkCssStyleProperty *property,
 300                       const GValue        *value,
 301                       GString             *string)
 302 {
 303   GPtrArray *array;
 304   guint i;
 305
 306   array = g_value_get_boxed (value);
 307
 308   for (i = 0; i < array->len; i++)
 309     {
 310       GtkBindingSet *binding_set = g_ptr_array_index (array, i);
 311
 312       if (i > 0)
 313         g_string_append (string, ", ");
 314       g_string_append (string, binding_set->set_name);
 315     }
 316 }
 317
 318 static gboolean
 319 border_corner_radius_value_parse (GtkCssStyleProperty *property,
 320                                   GValue              *value,
 321                                   GtkCssParser        *parser,
 322                                   GFile               *base)
 323 {
 324   GtkCssBorderCornerRadius corner;
 325
 326   if (!_gtk_css_parser_read_number (parser,
 327                                     &corner.horizontal,
 328                                     GTK_CSS_POSITIVE_ONLY
 329                                     | GTK_CSS_PARSE_PERCENT
 330                                     | GTK_CSS_NUMBER_AS_PIXELS
 331                                     | GTK_CSS_PARSE_LENGTH))
 332     return FALSE;
 333
 334   if (!_gtk_css_parser_has_number (parser))
 335     corner.vertical = corner.horizontal;
 336   else if (!_gtk_css_parser_read_number (parser,
 337                                          &corner.vertical,
 338                                          GTK_CSS_POSITIVE_ONLY
 339                                          | GTK_CSS_PARSE_PERCENT
 340                                          | GTK_CSS_NUMBER_AS_PIXELS
 341                                          | GTK_CSS_PARSE_LENGTH))
 342     return FALSE;
 343
 344   g_value_set_boxed (value, &corner);
 345   return TRUE;
 346 }
 347
 348 static void
 349 border_corner_radius_value_print (GtkCssStyleProperty *property,
 350                                   const GValue        *value,
 351                                   GString             *string)
 352 {
 353   GtkCssBorderCornerRadius *corner;
 354
 355   corner = g_value_get_boxed (value);
 356
 357   _gtk_css_number_print (&corner->horizontal, string);
 358
 359   if (!_gtk_css_number_equal (&corner->horizontal, &corner->vertical))
 360     {
 361       g_string_append_c (string, ' ');
 362       _gtk_css_number_print (&corner->vertical, string);
 363     }
 364 }
 365
 366 static gboolean
 367 css_image_value_parse (GtkCssStyleProperty *property,
 368                        GValue              *value,
 369                        GtkCssParser        *parser,
 370                        GFile               *base)
 371 {
 372   GtkCssImage *image;
 373
 374   if (_gtk_css_parser_try (parser, "none", TRUE))
 375     image = NULL;
 376   else
 377     {
 378       image = _gtk_css_image_new_parse (parser, base);
 379       if (image == NULL)
 380         return FALSE;
 381     }
 382
 383   g_value_take_object (value, image);
 384   return TRUE;
 385 }
 386
 387 static void
 388 css_image_value_print (GtkCssStyleProperty *property,
 389                        const GValue        *value,
 390                        GString             *string)
 391 {
 392   GtkCssImage *image = g_value_get_object (value);
 393
 394   if (image)
 395     _gtk_css_image_print (image, string);
 396   else
 397     g_string_append (string, "none");
 398 }
 399
 400 static void
 401 css_image_value_compute (GtkCssStyleProperty    *property,
 402                          GValue                 *computed,
 403                          GtkStyleContext        *context,
 404                          const GValue           *specified)
 405 {
 406   GtkCssImage *image = g_value_get_object (specified);
 407
 408   if (image)
 409     image = _gtk_css_image_compute (image, context);
 410
 411   g_value_take_object (computed, image);
 412 }
 413
 414 static gboolean
 415 parse_margin (GtkCssStyleProperty *property,
 416               GValue              *value,
 417               GtkCssParser        *parser,
 418               GFile               *base)
 419 {
 420   GtkCssNumber number;
 421
 422   if (!_gtk_css_parser_read_number (parser,
 423                                     &number,
 424                                     GTK_CSS_NUMBER_AS_PIXELS
 425                                     | GTK_CSS_PARSE_LENGTH))
 426     return FALSE;
 427
 428   g_value_set_boxed (value, &number);
 429   return TRUE;
 430 }
 431
 432 static void
 433 compute_margin (GtkCssStyleProperty *property,
 434                 GValue              *computed,
 435                 GtkStyleContext     *context,
 436                 const GValue        *specified)
 437 {
 438   GtkCssNumber number;
 439
 440   _gtk_css_number_compute (&number,
 441                            g_value_get_boxed (specified),
 442                            context);
 443   g_value_set_boxed (computed, &number);
 444 }
 445
 446 static gboolean
 447 parse_padding (GtkCssStyleProperty *property,
 448                GValue              *value,
 449                GtkCssParser        *parser,
 450                GFile               *base)
 451 {
 452   GtkCssNumber number;
 453
 454   if (!_gtk_css_parser_read_number (parser,
 455                                     &number,
 456                                     GTK_CSS_POSITIVE_ONLY
 457                                     | GTK_CSS_NUMBER_AS_PIXELS
 458                                     | GTK_CSS_PARSE_LENGTH))
 459     return FALSE;
 460
 461   g_value_set_boxed (value, &number);
 462   return TRUE;
 463 }
 464
 465 static void
 466 compute_padding (GtkCssStyleProperty *property,
 467                  GValue              *computed,
 468                  GtkStyleContext     *context,
 469                  const GValue        *specified)
 470 {
 471   GtkCssNumber number;
 472
 473   _gtk_css_number_compute (&number,
 474                            g_value_get_boxed (specified),
 475                            context);
 476   g_value_set_boxed (computed, &number);
 477 }
 478
 479 static gboolean
 480 parse_border_width (GtkCssStyleProperty *property,
 481                     GValue              *value,
 482                     GtkCssParser        *parser,
 483                     GFile               *base)
 484 {
 485   GtkCssNumber number;
 486
 487   if (!_gtk_css_parser_read_number (parser,
 488                                     &number,
 489                                     GTK_CSS_POSITIVE_ONLY
 490                                     | GTK_CSS_NUMBER_AS_PIXELS
 491                                     | GTK_CSS_PARSE_LENGTH))
 492     return FALSE;
 493
 494   g_value_set_boxed (value, &number);
 495   return TRUE;
 496 }
 497
 498 static void
 499 compute_border_width (GtkCssStyleProperty    *property,
 500                       GValue                 *computed,
 501                       GtkStyleContext        *context,
 502                       const GValue           *specified)
 503 {
 504   GtkCssStyleProperty *style;
 505   GtkBorderStyle border_style;
 506   GtkCssNumber number;
 507
 508   /* The -1 is magic that is only true because we register the style
 509    * properties directly after the width properties.
 510    */
 511   style = _gtk_css_style_property_lookup_by_id (_gtk_css_style_property_get_id (property) - 1);
 512   border_style = g_value_get_enum (_gtk_style_context_peek_property (context, _gtk_style_property_get_name (GTK_STYLE_PROPERTY (style))));
 513
 514   if (border_style == GTK_BORDER_STYLE_NONE ||
 515       border_style == GTK_BORDER_STYLE_HIDDEN)
 516     {
 517       g_value_set_int (computed, 0);
 518       return;
 519     }
 520
 521   _gtk_css_number_compute (&number,
 522                            g_value_get_boxed (specified),
 523                            context);
 524   g_value_set_int (computed, round (number.value));
 525 }
 526
 527 static gboolean
 528 background_repeat_value_parse (GtkCssStyleProperty *property,
 529                                GValue              *value,
 530                                GtkCssParser        *parser,
 531                                GFile               *base)
 532 {
 533   int repeat, vertical;
 534
 535   if (!_gtk_css_parser_try_enum (parser, GTK_TYPE_CSS_BACKGROUND_REPEAT, &repeat))
 536     {
 537       _gtk_css_parser_error (parser, "Not a valid value");
 538       return FALSE;
 539     }
 540
 541   if (repeat <= GTK_CSS_BACKGROUND_REPEAT_MASK)
 542     {
 543       if (_gtk_css_parser_try_enum (parser, GTK_TYPE_CSS_BACKGROUND_REPEAT, &vertical))
 544         {
 545           if (vertical >= GTK_CSS_BACKGROUND_REPEAT_MASK)
 546             {
 547               _gtk_css_parser_error (parser, "Not a valid 2nd value");
 548               return FALSE;
 549             }
 550           else
 551             repeat |= vertical << GTK_CSS_BACKGROUND_REPEAT_SHIFT;
 552         }
 553       else
 554         repeat |= repeat << GTK_CSS_BACKGROUND_REPEAT_SHIFT;
 555     }
 556
 557   g_value_set_enum (value, repeat);
 558   return TRUE;
 559 }
 560
 561 static void
 562 background_repeat_value_print (GtkCssStyleProperty *property,
 563                                const GValue        *value,
 564                                GString             *string)
 565 {
 566   GEnumClass *enum_class;
 567   GEnumValue *enum_value;
 568   GtkCssBackgroundRepeat repeat;
 569
 570   repeat = g_value_get_enum (value);
 571   enum_class = g_type_class_ref (GTK_TYPE_CSS_BACKGROUND_REPEAT);
 572   enum_value = g_enum_get_value (enum_class, repeat);
 573
 574   /* only triggers for 'repeat-x' and 'repeat-y' */
 575   if (enum_value)
 576     g_string_append (string, enum_value->value_nick);
 577   else
 578     {
 579       enum_value = g_enum_get_value (enum_class, GTK_CSS_BACKGROUND_HORIZONTAL (repeat));
 580       g_string_append (string, enum_value->value_nick);
 581
 582       if (GTK_CSS_BACKGROUND_HORIZONTAL (repeat) != GTK_CSS_BACKGROUND_VERTICAL (repeat))
 583         {
 584           enum_value = g_enum_get_value (enum_class, GTK_CSS_BACKGROUND_VERTICAL (repeat));
 585           g_string_append (string, " ");
 586           g_string_append (string, enum_value->value_nick);
 587         }
 588     }
 589
 590   g_type_class_unref (enum_class);
 591 }
 592
 593 static gboolean
 594 background_size_parse (GtkCssStyleProperty *property,
 595                        GValue              *value,
 596                        GtkCssParser        *parser,
 597                        GFile               *base)
 598 {
 599   GtkCssBackgroundSize size = { GTK_CSS_NUMBER_INIT (0, GTK_CSS_PX), GTK_CSS_NUMBER_INIT (0, GTK_CSS_PX), FALSE, FALSE};
 600
 601   if (_gtk_css_parser_try (parser, "cover", TRUE))
 602     size.cover = TRUE;
 603   else if (_gtk_css_parser_try (parser, "contain", TRUE))
 604     size.contain = TRUE;
 605   else
 606     {
 607       if (_gtk_css_parser_try (parser, "auto", TRUE))
 608         _gtk_css_number_init (&size.width, 0, GTK_CSS_PX);
 609       else if (!_gtk_css_parser_read_number (parser,
 610                                              &size.width,
 611                                              GTK_CSS_POSITIVE_ONLY
 612                                              | GTK_CSS_PARSE_PERCENT
 613                                              | GTK_CSS_PARSE_LENGTH))
 614         return FALSE;
 615
 616       if (_gtk_css_parser_try (parser, "auto", TRUE))
 617         _gtk_css_number_init (&size.height, 0, GTK_CSS_PX);
 618       else if (_gtk_css_parser_has_number (parser))
 619         {
 620           if (!_gtk_css_parser_read_number (parser,
 621                                             &size.height,
 622                                             GTK_CSS_POSITIVE_ONLY
 623                                             | GTK_CSS_PARSE_PERCENT
 624                                             | GTK_CSS_PARSE_LENGTH))
 625             return FALSE;
 626         }
 627       else
 628         _gtk_css_number_init (&size.height, 0, GTK_CSS_PX);
 629     }
 630
 631   g_value_set_boxed (value, &size);
 632   return TRUE;
 633 }
 634
 635 static void
 636 background_size_print (GtkCssStyleProperty *property,
 637                        const GValue        *value,
 638                        GString             *string)
 639 {
 640   GtkCssBackgroundSize *size = g_value_get_boxed (value);
 641
 642   if (size->cover)
 643     g_string_append (string, "cover");
 644   else if (size->contain)
 645     g_string_append (string, "contain");
 646   else
 647     {
 648       if (size->width.value == 0)
 649         g_string_append (string, "auto");
 650       else
 651         _gtk_css_number_print (&size->width, string);
 652
 653       if (size->height.value != 0)
 654         {
 655           g_string_append (string, " ");
 656           _gtk_css_number_print (&size->height, string);
 657         }
 658     }
 659 }
 660
 661 static void
 662 background_size_compute (GtkCssStyleProperty    *property,
 663                          GValue                 *computed,
 664                          GtkStyleContext        *context,
 665                          const GValue           *specified)
 666 {
 667   GtkCssBackgroundSize *ssize = g_value_get_boxed (specified);
 668   GtkCssBackgroundSize csize;
 669
 670   csize.cover = ssize->cover;
 671   csize.contain = ssize->contain;
 672   _gtk_css_number_compute (&csize.width,
 673                            &ssize->width,
 674                            context);
 675   _gtk_css_number_compute (&csize.height,
 676                            &ssize->height,
 677                            context);
 678
 679   g_value_set_boxed (computed, &csize);
 680 }
 681
 682 /*** REGISTRATION ***/
 683
 684 static GtkSymbolicColor *
 685 gtk_symbolic_color_new_rgba (double red,
 686                              double green,
 687                              double blue,
 688                              double alpha)
 689 {
 690   GdkRGBA rgba = { red, green, blue, alpha };
 691
 692   return gtk_symbolic_color_new_literal (&rgba);
 693 }
 694
 695 void
 696 _gtk_css_style_property_init_properties (void)
 697 {
 698   char *default_font_family[] = { "Sans", NULL };
 699   GtkCssNumber number;
 700   GtkSymbolicColor *symbolic;
 701   GtkCssBackgroundSize default_background_size = { GTK_CSS_NUMBER_INIT (0, GTK_CSS_PX), GTK_CSS_NUMBER_INIT (0, GTK_CSS_PX), FALSE, FALSE };
 702   GtkCssBorderCornerRadius no_corner_radius = { GTK_CSS_NUMBER_INIT (0, GTK_CSS_PX), GTK_CSS_NUMBER_INIT (0, GTK_CSS_PX) };
 703   GtkBorder border_of_ones = { 1, 1, 1, 1 };
 704   GtkCssBorderImageRepeat border_image_repeat = { GTK_CSS_REPEAT_STYLE_STRETCH, GTK_CSS_REPEAT_STYLE_STRETCH };
 705
 706   /* Initialize "color" and "font-size" first,
 707    * so that when computing values later they are
 708    * done first. That way, 'currentColor' and font
 709    * sizes in em can be looked up properly */
 710   symbolic = gtk_symbolic_color_new_rgba (1, 1, 1, 1);
 711   gtk_css_style_property_register        ("color",
 712                                           GTK_TYPE_SYMBOLIC_COLOR,
 713                                           GDK_TYPE_RGBA,
 714                                           GDK_TYPE_RGBA,
 715                                           GTK_STYLE_PROPERTY_INHERIT,
 716                                           NULL,
 717                                           NULL,
 718                                           color_compute,
 719                                           symbolic);
 720   gtk_symbolic_color_unref (symbolic);
 721   gtk_css_style_property_register        ("font-size",
 722                                           G_TYPE_DOUBLE,
 723                                           G_TYPE_DOUBLE,
 724                                           G_TYPE_DOUBLE,
 725                                           GTK_STYLE_PROPERTY_INHERIT,
 726                                           NULL,
 727                                           NULL,
 728                                           NULL,
 729                                           10.0);
 730
 731   /* properties that aren't referenced when computing values
 732    * start here */
 733   symbolic = gtk_symbolic_color_new_rgba (0, 0, 0, 0);
 734   gtk_css_style_property_register        ("background-color",
 735                                           GTK_TYPE_SYMBOLIC_COLOR,
 736                                           GDK_TYPE_RGBA,
 737                                           GDK_TYPE_RGBA,
 738                                           0,
 739                                           NULL,
 740                                           NULL,
 741                                           color_compute,
 742                                           symbolic);
 743   gtk_symbolic_color_unref (symbolic);
 744
 745   gtk_css_style_property_register        ("font-family",
 746                                           G_TYPE_STRV,
 747                                           G_TYPE_STRV,
 748                                           G_TYPE_STRV,
 749                                           GTK_STYLE_PROPERTY_INHERIT,
 750                                           font_family_parse,
 751                                           font_family_value_print,
 752                                           NULL,
 753                                           default_font_family);
 754   gtk_css_style_property_register        ("font-style",
 755                                           PANGO_TYPE_STYLE,
 756                                           PANGO_TYPE_STYLE,
 757                                           PANGO_TYPE_STYLE,
 758                                           GTK_STYLE_PROPERTY_INHERIT,
 759                                           NULL,
 760                                           NULL,
 761                                           NULL,
 762                                           PANGO_STYLE_NORMAL);
 763   gtk_css_style_property_register        ("font-variant",
 764                                           PANGO_TYPE_VARIANT,
 765                                           PANGO_TYPE_VARIANT,
 766                                           PANGO_TYPE_VARIANT,
 767                                           GTK_STYLE_PROPERTY_INHERIT,
 768                                           NULL,
 769                                           NULL,
 770                                           NULL,
 771                                           PANGO_VARIANT_NORMAL);
 772   /* xxx: need to parse this properly, ie parse the numbers */
 773   gtk_css_style_property_register        ("font-weight",
 774                                           PANGO_TYPE_WEIGHT,
 775                                           PANGO_TYPE_WEIGHT,
 776                                           PANGO_TYPE_WEIGHT,
 777                                           GTK_STYLE_PROPERTY_INHERIT,
 778                                           NULL,
 779                                           NULL,
 780                                           NULL,
 781                                           PANGO_WEIGHT_NORMAL);
 782
 783   gtk_css_style_property_register        ("text-shadow",
 784                                           GTK_TYPE_SHADOW,
 785                                           GTK_TYPE_SHADOW,
 786                                           GTK_TYPE_SHADOW,
 787                                           GTK_STYLE_PROPERTY_INHERIT,
 788                                           NULL,
 789                                           NULL,
 790                                           NULL,
 791                                           NULL);
 792
 793   gtk_css_style_property_register        ("icon-shadow",
 794                                           GTK_TYPE_SHADOW,
 795                                           GTK_TYPE_SHADOW,
 796                                           GTK_TYPE_SHADOW,
 797                                           GTK_STYLE_PROPERTY_INHERIT,
 798                                           NULL,
 799                                           NULL,
 800                                           NULL,
 801                                           NULL);
 802
 803   gtk_css_style_property_register        ("box-shadow",
 804                                           GTK_TYPE_SHADOW,
 805                                           GTK_TYPE_SHADOW,
 806                                           GTK_TYPE_SHADOW,
 807                                           0,
 808                                           NULL,
 809                                           NULL,
 810                                           NULL,
 811                                           NULL);
 812
 813   _gtk_css_number_init (&number, 0, GTK_CSS_PX);
 814   gtk_css_style_property_register        ("margin-top",
 815                                           GTK_TYPE_CSS_NUMBER,
 816                                           GTK_TYPE_CSS_NUMBER,
 817                                           G_TYPE_INT,
 818                                           0,
 819                                           parse_margin,
 820                                           NULL,
 821                                           compute_margin,
 822                                           &number);
 823   gtk_css_style_property_register        ("margin-left",
 824                                           GTK_TYPE_CSS_NUMBER,
 825                                           GTK_TYPE_CSS_NUMBER,
 826                                           G_TYPE_INT,
 827                                           0,
 828                                           parse_margin,
 829                                           NULL,
 830                                           compute_margin,
 831                                           &number);
 832   gtk_css_style_property_register        ("margin-bottom",
 833                                           GTK_TYPE_CSS_NUMBER,
 834                                           GTK_TYPE_CSS_NUMBER,
 835                                           G_TYPE_INT,
 836                                           0,
 837                                           parse_margin,
 838                                           NULL,
 839                                           compute_margin,
 840                                           &number);
 841   gtk_css_style_property_register        ("margin-right",
 842                                           GTK_TYPE_CSS_NUMBER,
 843                                           GTK_TYPE_CSS_NUMBER,
 844                                           G_TYPE_INT,
 845                                           0,
 846                                           parse_margin,
 847                                           NULL,
 848                                           compute_margin,
 849                                           &number);
 850   gtk_css_style_property_register        ("padding-top",
 851                                           GTK_TYPE_CSS_NUMBER,
 852                                           GTK_TYPE_CSS_NUMBER,
 853                                           G_TYPE_INT,
 854                                           0,
 855                                           parse_padding,
 856                                           NULL,
 857                                           compute_padding,
 858                                           &number);
 859   gtk_css_style_property_register        ("padding-left",
 860                                           GTK_TYPE_CSS_NUMBER,
 861                                           GTK_TYPE_CSS_NUMBER,
 862                                           G_TYPE_INT,
 863                                           0,
 864                                           parse_padding,
 865                                           NULL,
 866                                           compute_padding,
 867                                           &number);
 868   gtk_css_style_property_register        ("padding-bottom",
 869                                           GTK_TYPE_CSS_NUMBER,
 870                                           GTK_TYPE_CSS_NUMBER,
 871                                           G_TYPE_INT,
 872                                           0,
 873                                           parse_padding,
 874                                           NULL,
 875                                           compute_padding,
 876                                           &number);
 877   gtk_css_style_property_register        ("padding-right",
 878                                           GTK_TYPE_CSS_NUMBER,
 879                                           GTK_TYPE_CSS_NUMBER,
 880                                           G_TYPE_INT,
 881                                           0,
 882                                           parse_padding,
 883                                           NULL,
 884                                           compute_padding,
 885                                           &number);
 886   /* IMPORTANT: compute_border_width() requires that the border-width
 887    * properties be immeditaly followed by the border-style properties
 888    */
 889   gtk_css_style_property_register        ("border-top-style",
 890                                           GTK_TYPE_BORDER_STYLE,
 891                                           GTK_TYPE_BORDER_STYLE,
 892                                           GTK_TYPE_BORDER_STYLE,
 893                                           0,
 894                                           NULL,
 895                                           NULL,
 896                                           NULL,
 897                                           GTK_BORDER_STYLE_NONE);
 898   gtk_css_style_property_register        ("border-top-width",
 899                                           GTK_TYPE_CSS_NUMBER,
 900                                           G_TYPE_INT,
 901                                           G_TYPE_INT,
 902                                           0,
 903                                           parse_border_width,
 904                                           NULL,
 905                                           compute_border_width,
 906                                           &number);
 907   gtk_css_style_property_register        ("border-left-style",
 908                                           GTK_TYPE_BORDER_STYLE,
 909                                           GTK_TYPE_BORDER_STYLE,
 910                                           GTK_TYPE_BORDER_STYLE,
 911                                           0,
 912                                           NULL,
 913                                           NULL,
 914                                           NULL,
 915                                           GTK_BORDER_STYLE_NONE);
 916   gtk_css_style_property_register        ("border-left-width",
 917                                           GTK_TYPE_CSS_NUMBER,
 918                                           G_TYPE_INT,
 919                                           G_TYPE_INT,
 920                                           0,
 921                                           parse_border_width,
 922                                           NULL,
 923                                           compute_border_width,
 924                                           &number);
 925   gtk_css_style_property_register        ("border-bottom-style",
 926                                           GTK_TYPE_BORDER_STYLE,
 927                                           GTK_TYPE_BORDER_STYLE,
 928                                           GTK_TYPE_BORDER_STYLE,
 929                                           0,
 930                                           NULL,
 931                                           NULL,
 932                                           NULL,
 933                                           GTK_BORDER_STYLE_NONE);
 934   gtk_css_style_property_register        ("border-bottom-width",
 935                                           GTK_TYPE_CSS_NUMBER,
 936                                           G_TYPE_INT,
 937                                           G_TYPE_INT,
 938                                           0,
 939                                           parse_border_width,
 940                                           NULL,
 941                                           compute_border_width,
 942                                           &number);
 943   gtk_css_style_property_register        ("border-right-style",
 944                                           GTK_TYPE_BORDER_STYLE,
 945                                           GTK_TYPE_BORDER_STYLE,
 946                                           GTK_TYPE_BORDER_STYLE,
 947                                           0,
 948                                           NULL,
 949                                           NULL,
 950                                           NULL,
 951                                           GTK_BORDER_STYLE_NONE);
 952   gtk_css_style_property_register        ("border-right-width",
 953                                           GTK_TYPE_CSS_NUMBER,
 954                                           G_TYPE_INT,
 955                                           G_TYPE_INT,
 956                                           0,
 957                                           parse_border_width,
 958                                           NULL,
 959                                           compute_border_width,
 960                                           &number);
 961
 962   gtk_css_style_property_register        ("border-top-left-radius",
 963                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 964                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 965                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 966                                           0,
 967                                           border_corner_radius_value_parse,
 968                                           border_corner_radius_value_print,
 969                                           NULL,
 970                                           &no_corner_radius);
 971   gtk_css_style_property_register        ("border-top-right-radius",
 972                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 973                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 974                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 975                                           0,
 976                                           border_corner_radius_value_parse,
 977                                           border_corner_radius_value_print,
 978                                           NULL,
 979                                           &no_corner_radius);
 980   gtk_css_style_property_register        ("border-bottom-right-radius",
 981                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 982                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 983                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 984                                           0,
 985                                           border_corner_radius_value_parse,
 986                                           border_corner_radius_value_print,
 987                                           NULL,
 988                                           &no_corner_radius);
 989   gtk_css_style_property_register        ("border-bottom-left-radius",
 990                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 991                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 992                                           GTK_TYPE_CSS_BORDER_CORNER_RADIUS,
 993                                           0,
 994                                           border_corner_radius_value_parse,
 995                                           border_corner_radius_value_print,
 996                                           NULL,
 997                                           &no_corner_radius);
 998
 999   gtk_css_style_property_register        ("outline-style",
1000                                           GTK_TYPE_BORDER_STYLE,
1001                                           GTK_TYPE_BORDER_STYLE,
1002                                           GTK_TYPE_BORDER_STYLE,
1003                                           0,
1004                                           NULL,
1005                                           NULL,
1006                                           NULL,
1007                                           GTK_BORDER_STYLE_NONE);
1008   gtk_css_style_property_register        ("outline-width",
1009                                           GTK_TYPE_CSS_NUMBER,
1010                                           G_TYPE_INT,
1011                                           G_TYPE_INT,
1012                                           0,
1013                                           parse_border_width,
1014                                           NULL,
1015                                           compute_border_width,
1016                                           &number);
1017   gtk_css_style_property_register        ("outline-offset",
1018                                           G_TYPE_INT,
1019                                           G_TYPE_INT,
1020                                           G_TYPE_INT,
1021                                           0,
1022                                           NULL,
1023                                           NULL,
1024                                           NULL,
1025                                           0);
1026
1027   gtk_css_style_property_register        ("background-clip",
1028                                           GTK_TYPE_CSS_AREA,
1029                                           GTK_TYPE_CSS_AREA,
1030                                           GTK_TYPE_CSS_AREA,
1031                                           0,
1032                                           NULL,
1033                                           NULL,
1034                                           NULL,
1035                                           GTK_CSS_AREA_BORDER_BOX);
1036   gtk_css_style_property_register        ("background-origin",
1037                                           GTK_TYPE_CSS_AREA,
1038                                           GTK_TYPE_CSS_AREA,
1039                                           GTK_TYPE_CSS_AREA,
1040                                           0,
1041                                           NULL,
1042                                           NULL,
1043                                           NULL,
1044                                           GTK_CSS_AREA_PADDING_BOX);
1045   gtk_css_style_property_register        ("background-size",
1046                                           GTK_TYPE_CSS_BACKGROUND_SIZE,
1047                                           GTK_TYPE_CSS_BACKGROUND_SIZE,
1048                                           G_TYPE_NONE,
1049                                           0,
1050                                           background_size_parse,
1051                                           background_size_print,
1052                                           background_size_compute,
1053                                           &default_background_size);
1054
1055   gtk_css_style_property_register        ("border-top-color",
1056                                           GTK_TYPE_SYMBOLIC_COLOR,
1057                                           GDK_TYPE_RGBA,
1058                                           GDK_TYPE_RGBA,
1059                                           0,
1060                                           NULL,
1061                                           NULL,
1062                                           color_compute,
1063                                           _gtk_symbolic_color_get_current_color ());
1064   gtk_css_style_property_register        ("border-right-color",
1065                                           GTK_TYPE_SYMBOLIC_COLOR,
1066                                           GDK_TYPE_RGBA,
1067                                           GDK_TYPE_RGBA,
1068                                           0,
1069                                           NULL,
1070                                           NULL,
1071                                           color_compute,
1072                                           _gtk_symbolic_color_get_current_color ());
1073   gtk_css_style_property_register        ("border-bottom-color",
1074                                           GTK_TYPE_SYMBOLIC_COLOR,
1075                                           GDK_TYPE_RGBA,
1076                                           GDK_TYPE_RGBA,
1077                                           0,
1078                                           NULL,
1079                                           NULL,
1080                                           color_compute,
1081                                           _gtk_symbolic_color_get_current_color ());
1082   gtk_css_style_property_register        ("border-left-color",
1083                                           GTK_TYPE_SYMBOLIC_COLOR,
1084                                           GDK_TYPE_RGBA,
1085                                           GDK_TYPE_RGBA,
1086                                           0,
1087                                           NULL,
1088                                           NULL,
1089                                           color_compute,
1090                                           _gtk_symbolic_color_get_current_color ());
1091   gtk_css_style_property_register        ("outline-color",
1092                                           GTK_TYPE_SYMBOLIC_COLOR,
1093                                           GDK_TYPE_RGBA,
1094                                           GDK_TYPE_RGBA,
1095                                           0,
1096                                           NULL,
1097                                           NULL,
1098                                           color_compute,
1099                                           _gtk_symbolic_color_get_current_color ());
1100
1101   gtk_css_style_property_register        ("background-repeat",
1102                                           GTK_TYPE_CSS_BACKGROUND_REPEAT,
1103                                           GTK_TYPE_CSS_BACKGROUND_REPEAT,
1104                                           GTK_TYPE_CSS_BACKGROUND_REPEAT,
1105                                           0,
1106                                           background_repeat_value_parse,
1107                                           background_repeat_value_print,
1108                                           NULL,
1109                                           GTK_CSS_BACKGROUND_REPEAT | (GTK_CSS_BACKGROUND_REPEAT << GTK_CSS_BACKGROUND_REPEAT_SHIFT));
1110   gtk_css_style_property_register        ("background-image",
1111                                           GTK_TYPE_CSS_IMAGE,
1112                                           GTK_TYPE_CSS_IMAGE,
1113                                           CAIRO_GOBJECT_TYPE_PATTERN,
1114                                           0,
1115                                           css_image_value_parse,
1116                                           css_image_value_print,
1117                                           css_image_value_compute,
1118                                           NULL);
1119
1120   gtk_css_style_property_register        ("border-image-source",
1121                                           GTK_TYPE_CSS_IMAGE,
1122                                           GTK_TYPE_CSS_IMAGE,
1123                                           CAIRO_GOBJECT_TYPE_PATTERN,
1124                                           0,
1125                                           css_image_value_parse,
1126                                           css_image_value_print,
1127                                           css_image_value_compute,
1128                                           NULL);
1129   gtk_css_style_property_register        ("border-image-repeat",
1130                                           GTK_TYPE_CSS_BORDER_IMAGE_REPEAT,
1131                                           GTK_TYPE_CSS_BORDER_IMAGE_REPEAT,
1132                                           GTK_TYPE_CSS_BORDER_IMAGE_REPEAT,
1133                                           0,
1134                                           NULL,
1135                                           NULL,
1136                                           NULL,
1137                                           &border_image_repeat);
1138
1139   /* XXX: The initial value is wrong, it should be 100% */
1140   gtk_css_style_property_register        ("border-image-slice",
1141                                           GTK_TYPE_BORDER,
1142                                           GTK_TYPE_BORDER,
1143                                           GTK_TYPE_BORDER,
1144                                           0,
1145                                           NULL,
1146                                           NULL,
1147                                           NULL,
1148                                           &border_of_ones);
1149   gtk_css_style_property_register        ("border-image-width",
1150                                           GTK_TYPE_BORDER,
1151                                           GTK_TYPE_BORDER,
1152                                           GTK_TYPE_BORDER,
1153                                           0,
1154                                           NULL,
1155                                           NULL,
1156                                           NULL,
1157                                           NULL);
1158   gtk_css_style_property_register        ("engine",
1159                                           GTK_TYPE_THEMING_ENGINE,
1160                                           GTK_TYPE_THEMING_ENGINE,
1161                                           GTK_TYPE_THEMING_ENGINE,
1162                                           0,
1163                                           NULL,
1164                                           NULL,
1165                                           NULL,
1166                                           gtk_theming_engine_load (NULL));
1167   gtk_css_style_property_register        ("transition",
1168                                           GTK_TYPE_ANIMATION_DESCRIPTION,
1169                                           GTK_TYPE_ANIMATION_DESCRIPTION,
1170                                           GTK_TYPE_ANIMATION_DESCRIPTION,
1171                                           0,
1172                                           NULL,
1173                                           NULL,
1174                                           NULL,
1175                                           NULL);
1176
1177   /* Private property holding the binding sets */
1178   gtk_css_style_property_register        ("gtk-key-bindings",
1179                                           G_TYPE_PTR_ARRAY,
1180                                           G_TYPE_PTR_ARRAY,
1181                                           G_TYPE_PTR_ARRAY,
1182                                           0,
1183                                           bindings_value_parse,
1184                                           bindings_value_print,
1185                                           NULL,
1186                                           NULL);
1187 }
1188