-#include <errno.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <gdk-pixbuf/gdk-pixbuf.h>
-#include <cairo-gobject.h>
-
-#include "gtkcssprovider.h"
-#include "gtkcssparserprivate.h"
-#include "gtkcsstypesprivate.h"
-
-/* the actual parsers we have */
-#include "gtkanimationdescription.h"
-#include "gtkbindings.h"
-#include "gtkborderimageprivate.h"
-#include "gtkgradient.h"
-#include "gtkshadowprivate.h"
-#include "gtkthemingengine.h"
-#include "gtktypebuiltins.h"
-
-static GHashTable *parse_funcs = NULL;
-static GHashTable *print_funcs = NULL;
-static GHashTable *properties = NULL;
-
-static void
-register_conversion_function (GType type,
- GtkStyleParseFunc parse,
- GtkStylePrintFunc print)
-{
- if (parse)
- g_hash_table_insert (parse_funcs, GSIZE_TO_POINTER (type), parse);
- if (print)
- g_hash_table_insert (print_funcs, GSIZE_TO_POINTER (type), print);
-}
-
-static void
-string_append_double (GString *string,
- double d)
-{
- char buf[G_ASCII_DTOSTR_BUF_SIZE];
-
- g_ascii_dtostr (buf, sizeof (buf), d);
- g_string_append (string, buf);
-}
-
-static void
-string_append_string (GString *str,
- const char *string)
-{
- gsize len;
-
- g_string_append_c (str, '"');
-
- do {
- len = strcspn (string, "\"\n\r\f");
- g_string_append (str, string);
- string += len;
- switch (*string)
- {
- case '\0':
- break;
- case '\n':
- g_string_append (str, "\\A ");
- break;
- case '\r':
- g_string_append (str, "\\D ");
- break;
- case '\f':
- g_string_append (str, "\\C ");
- break;
- case '\"':
- g_string_append (str, "\\\"");
- break;
- default:
- g_assert_not_reached ();
- break;
- }
- } while (*string);
-
- g_string_append_c (str, '"');
-}
-
-/*** IMPLEMENTATIONS ***/
-
-static gboolean
-rgba_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GtkSymbolicColor *symbolic;
- GdkRGBA rgba;
-
- symbolic = _gtk_css_parser_read_symbolic_color (parser);
- if (symbolic == NULL)
- return FALSE;
-
- if (gtk_symbolic_color_resolve (symbolic, NULL, &rgba))
- {
- g_value_set_boxed (value, &rgba);
- gtk_symbolic_color_unref (symbolic);
- }
- else
- {
- g_value_unset (value);
- g_value_init (value, GTK_TYPE_SYMBOLIC_COLOR);
- g_value_take_boxed (value, symbolic);
- }
-
- return TRUE;
-}
-
-static void
-rgba_value_print (const GValue *value,
- GString *string)
-{
- const GdkRGBA *rgba = g_value_get_boxed (value);
-
- if (rgba == NULL)
- g_string_append (string, "none");
- else
- {
- char *s = gdk_rgba_to_string (rgba);
- g_string_append (string, s);
- g_free (s);
- }
-}
-
-static gboolean
-color_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GtkSymbolicColor *symbolic;
- GdkRGBA rgba;
-
- symbolic = _gtk_css_parser_read_symbolic_color (parser);
- if (symbolic == NULL)
- return FALSE;
-
- if (gtk_symbolic_color_resolve (symbolic, NULL, &rgba))
- {
- GdkColor color;
-
- color.red = rgba.red * 65535. + 0.5;
- color.green = rgba.green * 65535. + 0.5;
- color.blue = rgba.blue * 65535. + 0.5;
-
- g_value_set_boxed (value, &color);
- }
- else
- {
- g_value_unset (value);
- g_value_init (value, GTK_TYPE_SYMBOLIC_COLOR);
- g_value_take_boxed (value, symbolic);
- }
-
- return TRUE;
-}
-
-static void
-color_value_print (const GValue *value,
- GString *string)
-{
- const GdkColor *color = g_value_get_boxed (value);
-
- if (color == NULL)
- g_string_append (string, "none");
- else
- {
- char *s = gdk_color_to_string (color);
- g_string_append (string, s);
- g_free (s);
- }
-}
-
-static gboolean
-symbolic_color_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GtkSymbolicColor *symbolic;
-
- symbolic = _gtk_css_parser_read_symbolic_color (parser);
- if (symbolic == NULL)
- return FALSE;
-
- g_value_take_boxed (value, symbolic);
- return TRUE;
-}
-
-static void
-symbolic_color_value_print (const GValue *value,
- GString *string)
-{
- GtkSymbolicColor *symbolic = g_value_get_boxed (value);
-
- if (symbolic == NULL)
- g_string_append (string, "none");
- else
- {
- char *s = gtk_symbolic_color_to_string (symbolic);
- g_string_append (string, s);
- g_free (s);
- }
-}
-
-static gboolean
-font_description_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- PangoFontDescription *font_desc;
- char *str;
-
- str = _gtk_css_parser_read_value (parser);
- if (str == NULL)
- return FALSE;
-
- font_desc = pango_font_description_from_string (str);
- g_free (str);
- g_value_take_boxed (value, font_desc);
- return TRUE;
-}
-
-static void
-font_description_value_print (const GValue *value,
- GString *string)
-{
- const PangoFontDescription *desc = g_value_get_boxed (value);
-
- if (desc == NULL)
- g_string_append (string, "none");
- else
- {
- char *s = pango_font_description_to_string (desc);
- g_string_append (string, s);
- g_free (s);
- }
-}
-
-static gboolean
-boolean_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- if (_gtk_css_parser_try (parser, "true", TRUE) ||
- _gtk_css_parser_try (parser, "1", TRUE))
- {
- g_value_set_boolean (value, TRUE);
- return TRUE;
- }
- else if (_gtk_css_parser_try (parser, "false", TRUE) ||
- _gtk_css_parser_try (parser, "0", TRUE))
- {
- g_value_set_boolean (value, FALSE);
- return TRUE;
- }
- else
- {
- _gtk_css_parser_error (parser, "Expected a boolean value");
- return FALSE;
- }
-}
-
-static void
-boolean_value_print (const GValue *value,
- GString *string)
-{
- if (g_value_get_boolean (value))
- g_string_append (string, "true");
- else
- g_string_append (string, "false");
-}
-
-static gboolean
-int_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- gint i;
-
- if (!_gtk_css_parser_try_int (parser, &i))
- {
- _gtk_css_parser_error (parser, "Expected a valid integer value");
- return FALSE;
- }
-
- g_value_set_int (value, i);
- return TRUE;
-}
-
-static void
-int_value_print (const GValue *value,
- GString *string)
-{
- g_string_append_printf (string, "%d", g_value_get_int (value));
-}
-
-static gboolean
-uint_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- guint u;
-
- if (!_gtk_css_parser_try_uint (parser, &u))
- {
- _gtk_css_parser_error (parser, "Expected a valid unsigned value");
- return FALSE;
- }
-
- g_value_set_uint (value, u);
- return TRUE;
-}
-
-static void
-uint_value_print (const GValue *value,
- GString *string)
-{
- g_string_append_printf (string, "%u", g_value_get_uint (value));
-}
-
-static gboolean
-double_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- gdouble d;
-
- if (!_gtk_css_parser_try_double (parser, &d))
- {
- _gtk_css_parser_error (parser, "Expected a number");
- return FALSE;
- }
-
- g_value_set_double (value, d);
- return TRUE;
-}
-
-static void
-double_value_print (const GValue *value,
- GString *string)
-{
- string_append_double (string, g_value_get_double (value));
-}
-
-static gboolean
-float_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- gdouble d;
-
- if (!_gtk_css_parser_try_double (parser, &d))
- {
- _gtk_css_parser_error (parser, "Expected a number");
- return FALSE;
- }
-
- g_value_set_float (value, d);
- return TRUE;
-}
-
-static void
-float_value_print (const GValue *value,
- GString *string)
-{
- string_append_double (string, g_value_get_float (value));
-}
-
-static gboolean
-string_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- char *str = _gtk_css_parser_read_string (parser);
-
- if (str == NULL)
- return FALSE;
-
- g_value_take_string (value, str);
- return TRUE;
-}
-
-static void
-string_value_print (const GValue *value,
- GString *str)
-{
- string_append_string (str, g_value_get_string (value));
-}
-
-static gboolean
-theming_engine_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GtkThemingEngine *engine;
- char *str;
-
- str = _gtk_css_parser_try_ident (parser, TRUE);
- if (str == NULL)
- {
- _gtk_css_parser_error (parser, "Expected a valid theme name");
- return FALSE;
- }
-
- engine = gtk_theming_engine_load (str);
- if (engine == NULL)
- {
- _gtk_css_parser_error (parser, "Themeing engine '%s' not found", str);
- g_free (str);
- return FALSE;
- }
-
- g_value_set_object (value, engine);
- g_free (str);
- return TRUE;
-}
-
-static void
-theming_engine_value_print (const GValue *value,
- GString *string)
-{
- GtkThemingEngine *engine;
- char *name;
-
- engine = g_value_get_object (value);
- if (engine == NULL)
- g_string_append (string, "none");
- else
- {
- /* XXX: gtk_theming_engine_get_name()? */
- g_object_get (engine, "name", &name, NULL);
- g_string_append (string, name);
- g_free (name);
- }
-}
-
-static gboolean
-animation_description_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GtkAnimationDescription *desc;
- char *str;
-
- str = _gtk_css_parser_read_value (parser);
- if (str == NULL)
- return FALSE;
-
- desc = _gtk_animation_description_from_string (str);
- g_free (str);
-
- if (desc == NULL)
- {
- _gtk_css_parser_error (parser, "Invalid animation description");
- return FALSE;
- }
-
- g_value_take_boxed (value, desc);
- return TRUE;
-}
-
-static void
-animation_description_value_print (const GValue *value,
- GString *string)
-{
- GtkAnimationDescription *desc = g_value_get_boxed (value);
-
- if (desc == NULL)
- g_string_append (string, "none");
- else
- _gtk_animation_description_print (desc, string);
-}
-
-static gboolean
-border_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GtkBorder border = { 0, };
- guint i, numbers[4];
-
- for (i = 0; i < G_N_ELEMENTS (numbers); i++)
- {
- if (!_gtk_css_parser_try_uint (parser, &numbers[i]))
- break;
-
- /* XXX: shouldn't allow spaces here? */
- _gtk_css_parser_try (parser, "px", TRUE);
- }
-
- if (i == 0)
- {
- _gtk_css_parser_error (parser, "Expected valid border");
- return FALSE;
- }
-
- border.top = numbers[0];
- if (i > 1)
- border.right = numbers[1];
- else
- border.right = border.top;
- if (i > 2)
- border.bottom = numbers[2];
- else
- border.bottom = border.top;
- if (i > 3)
- border.left = numbers[3];
- else
- border.left = border.right;
-
- g_value_set_boxed (value, &border);
- return TRUE;
-}
-
-static void
-border_value_print (const GValue *value, GString *string)
-{
- const GtkBorder *border = g_value_get_boxed (value);
-
- if (border == NULL)
- g_string_append (string, "none");
- else if (border->left != border->right)
- g_string_append_printf (string, "%d %d %d %d", border->top, border->right, border->bottom, border->left);
- else if (border->top != border->bottom)
- g_string_append_printf (string, "%d %d %d", border->top, border->right, border->bottom);
- else if (border->top != border->left)
- g_string_append_printf (string, "%d %d", border->top, border->right);
- else
- g_string_append_printf (string, "%d", border->top);
-}
-
-static gboolean
-gradient_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GtkGradient *gradient;
- cairo_pattern_type_t type;
- gdouble coords[6];
- guint i;
-
- if (!_gtk_css_parser_try (parser, "-gtk-gradient", TRUE))
- {
- _gtk_css_parser_error (parser,
- "Expected '-gtk-gradient'");
- return FALSE;
- }
-
- if (!_gtk_css_parser_try (parser, "(", TRUE))
- {
- _gtk_css_parser_error (parser,
- "Expected '(' after '-gtk-gradient'");
- return FALSE;
- }
-
- /* Parse gradient type */
- if (_gtk_css_parser_try (parser, "linear", TRUE))
- type = CAIRO_PATTERN_TYPE_LINEAR;
- else if (_gtk_css_parser_try (parser, "radial", TRUE))
- type = CAIRO_PATTERN_TYPE_RADIAL;
- else
- {
- _gtk_css_parser_error (parser,
- "Gradient type must be 'radial' or 'linear'");
- return FALSE;
- }
-
- /* Parse start/stop position parameters */
- for (i = 0; i < 2; i++)
- {
- if (! _gtk_css_parser_try (parser, ",", TRUE))
- {
- _gtk_css_parser_error (parser,
- "Expected ','");
- return FALSE;
- }
-
- if (_gtk_css_parser_try (parser, "left", TRUE))
- coords[i * 3] = 0;
- else if (_gtk_css_parser_try (parser, "right", TRUE))
- coords[i * 3] = 1;
- else if (_gtk_css_parser_try (parser, "center", TRUE))
- coords[i * 3] = 0.5;
- else if (!_gtk_css_parser_try_double (parser, &coords[i * 3]))
- {
- _gtk_css_parser_error (parser,
- "Expected a valid X coordinate");
- return FALSE;
- }
-
- if (_gtk_css_parser_try (parser, "top", TRUE))
- coords[i * 3 + 1] = 0;
- else if (_gtk_css_parser_try (parser, "bottom", TRUE))
- coords[i * 3 + 1] = 1;
- else if (_gtk_css_parser_try (parser, "center", TRUE))
- coords[i * 3 + 1] = 0.5;
- else if (!_gtk_css_parser_try_double (parser, &coords[i * 3 + 1]))
- {
- _gtk_css_parser_error (parser,
- "Expected a valid Y coordinate");
- return FALSE;
- }
-
- if (type == CAIRO_PATTERN_TYPE_RADIAL)
- {
- /* Parse radius */
- if (! _gtk_css_parser_try (parser, ",", TRUE))
- {
- _gtk_css_parser_error (parser,
- "Expected ','");
- return FALSE;
- }
-
- if (! _gtk_css_parser_try_double (parser, &coords[(i * 3) + 2]))
- {
- _gtk_css_parser_error (parser,
- "Expected a numer for the radius");
- return FALSE;
- }
- }
- }
-
- if (type == CAIRO_PATTERN_TYPE_LINEAR)
- gradient = gtk_gradient_new_linear (coords[0], coords[1], coords[3], coords[4]);
- else
- gradient = gtk_gradient_new_radial (coords[0], coords[1], coords[2],
- coords[3], coords[4], coords[5]);
-
- while (_gtk_css_parser_try (parser, ",", TRUE))
- {
- GtkSymbolicColor *color;
- gdouble position;
-
- if (_gtk_css_parser_try (parser, "from", TRUE))
- {
- position = 0;
-
- if (!_gtk_css_parser_try (parser, "(", TRUE))
- {
- gtk_gradient_unref (gradient);
- _gtk_css_parser_error (parser,
- "Expected '('");
- return FALSE;
- }
-
- }
- else if (_gtk_css_parser_try (parser, "to", TRUE))
- {
- position = 1;
-
- if (!_gtk_css_parser_try (parser, "(", TRUE))
- {
- gtk_gradient_unref (gradient);
- _gtk_css_parser_error (parser,
- "Expected '('");
- return FALSE;
- }
-
- }
- else if (_gtk_css_parser_try (parser, "color-stop", TRUE))
- {
- if (!_gtk_css_parser_try (parser, "(", TRUE))
- {
- gtk_gradient_unref (gradient);
- _gtk_css_parser_error (parser,
- "Expected '('");
- return FALSE;
- }
-
- if (!_gtk_css_parser_try_double (parser, &position))
- {
- gtk_gradient_unref (gradient);
- _gtk_css_parser_error (parser,
- "Expected a valid number");
- return FALSE;
- }
-
- if (!_gtk_css_parser_try (parser, ",", TRUE))
- {
- gtk_gradient_unref (gradient);
- _gtk_css_parser_error (parser,
- "Expected a comma");
- return FALSE;
- }
- }
- else
- {
- gtk_gradient_unref (gradient);
- _gtk_css_parser_error (parser,
- "Not a valid color-stop definition");
- return FALSE;
- }
-
- color = _gtk_css_parser_read_symbolic_color (parser);
- if (color == NULL)
- {
- gtk_gradient_unref (gradient);
- return FALSE;
- }
-
- gtk_gradient_add_color_stop (gradient, position, color);
- gtk_symbolic_color_unref (color);
-
- if (!_gtk_css_parser_try (parser, ")", TRUE))
- {
- gtk_gradient_unref (gradient);
- _gtk_css_parser_error (parser,
- "Expected ')'");
- return FALSE;
- }
- }
-
- if (!_gtk_css_parser_try (parser, ")", TRUE))
- {
- gtk_gradient_unref (gradient);
- _gtk_css_parser_error (parser,
- "Expected ')'");
- return FALSE;
- }
-
- g_value_take_boxed (value, gradient);
- return TRUE;
-}
-
-static void
-gradient_value_print (const GValue *value,
- GString *string)
-{
- GtkGradient *gradient = g_value_get_boxed (value);
-
- if (gradient == NULL)
- g_string_append (string, "none");
- else
- {
- char *s = gtk_gradient_to_string (gradient);
- g_string_append (string, s);
- g_free (s);
- }
-}
-
-static GFile *
-gtk_css_parse_url (GtkCssParser *parser,
- GFile *base)
-{
- gchar *path;
- GFile *file;
-
- if (_gtk_css_parser_try (parser, "url", FALSE))
- {
- if (!_gtk_css_parser_try (parser, "(", TRUE))
- {
- _gtk_css_parser_skip_whitespace (parser);
- if (_gtk_css_parser_try (parser, "(", TRUE))
- {
- GError *error;
-
- error = g_error_new_literal (GTK_CSS_PROVIDER_ERROR,
- GTK_CSS_PROVIDER_ERROR_DEPRECATED,
- "Whitespace between 'url' and '(' is not allowed");
-
- _gtk_css_parser_take_error (parser, error);
- }
- else
- {
- _gtk_css_parser_error (parser, "Expected '(' after 'url'");
- return NULL;
- }
- }
-
- path = _gtk_css_parser_read_string (parser);
- if (path == NULL)
- return NULL;
-
- if (!_gtk_css_parser_try (parser, ")", TRUE))
- {
- _gtk_css_parser_error (parser, "No closing ')' found for 'url'");
- g_free (path);
- return NULL;
- }
- }
- else
- {
- path = _gtk_css_parser_try_name (parser, TRUE);
- if (path == NULL)
- {
- _gtk_css_parser_error (parser, "Not a valid url");
- return NULL;
- }
- }
-
- file = g_file_resolve_relative_path (base, path);
- g_free (path);
-
- return file;
-}
-
-static gboolean
-pattern_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- if (_gtk_css_parser_begins_with (parser, '-'))
- {
- g_value_unset (value);
- g_value_init (value, GTK_TYPE_GRADIENT);
- return gradient_value_parse (parser, base, value);
- }
- else
- {
- GError *error = NULL;
- gchar *path;
- GdkPixbuf *pixbuf;
- GFile *file;
- cairo_surface_t *surface;
- cairo_pattern_t *pattern;
- cairo_t *cr;
- cairo_matrix_t matrix;
-
- file = gtk_css_parse_url (parser, base);
- if (file == NULL)
- return FALSE;
-
- path = g_file_get_path (file);
- g_object_unref (file);
-
- pixbuf = gdk_pixbuf_new_from_file (path, &error);
- g_free (path);
- if (pixbuf == NULL)
- {
- _gtk_css_parser_take_error (parser, error);
- return FALSE;
- }
-
- surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
- gdk_pixbuf_get_width (pixbuf),
- gdk_pixbuf_get_height (pixbuf));
- cr = cairo_create (surface);
- gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0);
- cairo_paint (cr);
- pattern = cairo_pattern_create_for_surface (surface);
-
- cairo_matrix_init_scale (&matrix,
- gdk_pixbuf_get_width (pixbuf),
- gdk_pixbuf_get_height (pixbuf));
- cairo_pattern_set_matrix (pattern, &matrix);
-
- cairo_surface_destroy (surface);
- cairo_destroy (cr);
- g_object_unref (pixbuf);
-
- g_value_take_boxed (value, pattern);
- }
-
- return TRUE;
-}
-
-static gboolean
-shadow_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- gboolean inset;
- gdouble hoffset, voffset, blur, spread;
- GtkSymbolicColor *color;
- GtkShadow *shadow;
-
- shadow = _gtk_shadow_new ();
-
- do
- {
- inset = _gtk_css_parser_try (parser, "inset", TRUE);
-
- if (!_gtk_css_parser_try_double (parser, &hoffset) ||
- !_gtk_css_parser_try_double (parser, &voffset))
- {
- _gtk_css_parser_error (parser, "Horizontal and vertical offsets are required");
- _gtk_shadow_unref (shadow);
- return FALSE;
- }
-
- if (!_gtk_css_parser_try_double (parser, &blur))
- blur = 0;
-
- if (!_gtk_css_parser_try_double (parser, &spread))
- spread = 0;
-
- /* XXX: the color is optional and UA-defined if it's missing,
- * but it doesn't really make sense for us...
- */
- color = _gtk_css_parser_read_symbolic_color (parser);
-
- if (color == NULL)
- {
- _gtk_shadow_unref (shadow);
- return FALSE;
- }
-
- _gtk_shadow_append (shadow,
- hoffset, voffset,
- blur, spread,
- inset, color);
-
- gtk_symbolic_color_unref (color);
-
- }
- while (_gtk_css_parser_try (parser, ",", TRUE));
-
- g_value_take_boxed (value, shadow);
- return TRUE;
-}
-
-static void
-shadow_value_print (const GValue *value,
- GString *string)
-{
- GtkShadow *shadow;
-
- shadow = g_value_get_boxed (value);
-
- if (shadow == NULL)
- g_string_append (string, "none");
- else
- _gtk_shadow_print (shadow, string);
-}
-
-static gboolean
-border_image_repeat_value_parse (GtkCssParser *parser,
- GFile *file,
- GValue *value)
-{
- GtkCssBorderImageRepeat image_repeat;
- GtkCssRepeatStyle styles[2];
- gint i;
-
- for (i = 0; i < 2; i++)
- {
- if (_gtk_css_parser_try (parser, "stretch", TRUE))
- styles[i] = GTK_CSS_REPEAT_STYLE_NONE;
- else if (_gtk_css_parser_try (parser, "repeat", TRUE))
- styles[i] = GTK_CSS_REPEAT_STYLE_REPEAT;
- else if (_gtk_css_parser_try (parser, "round", TRUE))
- styles[i] = GTK_CSS_REPEAT_STYLE_ROUND;
- else if (_gtk_css_parser_try (parser, "space", TRUE))
- styles[i] = GTK_CSS_REPEAT_STYLE_SPACE;
- else if (i == 0)
- {
- styles[1] = styles[0] = GTK_CSS_REPEAT_STYLE_NONE;
- break;
- }
- else
- styles[i] = styles[0];
- }
-
- image_repeat.vrepeat = styles[0];
- image_repeat.hrepeat = styles[1];
-
- g_value_set_boxed (value, &image_repeat);
-
- return TRUE;
-}
-
-static const gchar *
-border_image_repeat_style_to_string (GtkCssRepeatStyle repeat)
-{
- switch (repeat)
- {
- case GTK_CSS_REPEAT_STYLE_NONE:
- return "stretch";
- case GTK_CSS_REPEAT_STYLE_REPEAT:
- return "repeat";
- case GTK_CSS_REPEAT_STYLE_ROUND:
- return "round";
- case GTK_CSS_REPEAT_STYLE_SPACE:
- return "space";
- default:
- return NULL;
- }
-}
-
-static void
-border_image_repeat_value_print (const GValue *value,
- GString *string)
-{
- GtkCssBorderImageRepeat *image_repeat;
-
- image_repeat = g_value_get_boxed (value);
-
- g_string_append_printf (string, "%s %s",
- border_image_repeat_style_to_string (image_repeat->vrepeat),
- border_image_repeat_style_to_string (image_repeat->hrepeat));
-}
-
-static gboolean
-border_image_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GValue temp = { 0, };
- cairo_pattern_t *pattern = NULL;
- GtkGradient *gradient = NULL;
- GtkBorder border, *parsed_border;
- GtkCssBorderImageRepeat repeat, *parsed_repeat;
- gboolean retval = FALSE;
- GtkBorderImage *image = NULL;
-
- g_value_init (&temp, CAIRO_GOBJECT_TYPE_PATTERN);
-
- if (!pattern_value_parse (parser, base, &temp))
- return FALSE;
-
- if (G_VALUE_TYPE (&temp) == GTK_TYPE_GRADIENT)
- gradient = g_value_dup_boxed (&temp);
- else
- pattern = g_value_dup_boxed (&temp);
-
- g_value_unset (&temp);
- g_value_init (&temp, GTK_TYPE_BORDER);
-
- if (!border_value_parse (parser, base, &temp))
- goto out;
-
- parsed_border = g_value_get_boxed (&temp);
- border = *parsed_border;
-
- g_value_unset (&temp);
- g_value_init (&temp, GTK_TYPE_CSS_BORDER_IMAGE_REPEAT);
-
- if (!border_image_repeat_value_parse (parser, base, &temp))
- goto out;
-
- parsed_repeat = g_value_get_boxed (&temp);
- repeat = *parsed_repeat;
-
- g_value_unset (&temp);
-
- if (gradient != NULL)
- image = _gtk_border_image_new_for_gradient (gradient, &border, &repeat);
- else if (pattern != NULL)
- image = _gtk_border_image_new (pattern, &border, &repeat);
-
- if (image != NULL)
- {
- retval = TRUE;
- g_value_take_boxed (value, image);
- }
-
- out:
- if (pattern != NULL)
- cairo_pattern_destroy (pattern);
-
- if (gradient != NULL)
- gtk_gradient_unref (gradient);
-
- return retval;
-}
-
-static gboolean
-enum_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GEnumClass *enum_class;
- GEnumValue *enum_value;
- char *str;
-
- str = _gtk_css_parser_try_ident (parser, TRUE);
- if (str == NULL)
- {
- _gtk_css_parser_error (parser, "Expected an identifier");
- return FALSE;
- }
-
- enum_class = g_type_class_ref (G_VALUE_TYPE (value));
- enum_value = g_enum_get_value_by_nick (enum_class, str);
-
- if (enum_value)
- g_value_set_enum (value, enum_value->value);
- else
- _gtk_css_parser_error (parser,
- "Unknown value '%s' for enum type '%s'",
- str, g_type_name (G_VALUE_TYPE (value)));
-
- g_type_class_unref (enum_class);
- g_free (str);
-
- return enum_value != NULL;
-}
-
-static void
-enum_value_print (const GValue *value,
- GString *string)
-{
- GEnumClass *enum_class;
- GEnumValue *enum_value;
-
- enum_class = g_type_class_ref (G_VALUE_TYPE (value));
- enum_value = g_enum_get_value (enum_class, g_value_get_enum (value));
-
- g_string_append (string, enum_value->value_nick);
-
- g_type_class_unref (enum_class);
-}
-
-static gboolean
-flags_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GFlagsClass *flags_class;
- GFlagsValue *flag_value;
- guint flags = 0;
- char *str;
-
- flags_class = g_type_class_ref (G_VALUE_TYPE (value));
-
- do {
- str = _gtk_css_parser_try_ident (parser, TRUE);
- if (str == NULL)
- {
- _gtk_css_parser_error (parser, "Expected an identifier");
- g_type_class_unref (flags_class);
- return FALSE;
- }
-
- flag_value = g_flags_get_value_by_nick (flags_class, str);
- if (!flag_value)
- {
- _gtk_css_parser_error (parser,
- "Unknown flag value '%s' for type '%s'",
- str, g_type_name (G_VALUE_TYPE (value)));
- /* XXX Do we want to return FALSE here? We can get
- * forward-compatibility for new values this way
- */
- g_free (str);
- g_type_class_unref (flags_class);
- return FALSE;
- }
-
- g_free (str);
- }
- while (_gtk_css_parser_try (parser, ",", FALSE));
-
- g_type_class_unref (flags_class);
-
- g_value_set_enum (value, flags);
-
- return TRUE;
-}
-
-static void
-flags_value_print (const GValue *value,
- GString *string)
-{
- GFlagsClass *flags_class;
- guint i, flags;
-
- flags_class = g_type_class_ref (G_VALUE_TYPE (value));
- flags = g_value_get_flags (value);
-
- for (i = 0; i < flags_class->n_values; i++)
- {
- GFlagsValue *flags_value = &flags_class->values[i];
-
- if (flags & flags_value->value)
- {
- if (string->len != 0)
- g_string_append (string, ", ");
-
- g_string_append (string, flags_value->value_nick);
- }
- }
-
- g_type_class_unref (flags_class);
-}
-
-static gboolean
-bindings_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GPtrArray *array;
- GtkBindingSet *binding_set;
- char *name;
-
- array = g_ptr_array_new ();
-
- do {
- name = _gtk_css_parser_try_ident (parser, TRUE);
- if (name == NULL)
- {
- _gtk_css_parser_error (parser, "Not a valid binding name");
- g_ptr_array_free (array, TRUE);
- return FALSE;
- }
-
- binding_set = gtk_binding_set_find (name);
-
- if (!binding_set)
- {
- _gtk_css_parser_error (parser, "No binding set named '%s'", name);
- g_free (name);
- continue;
- }
-
- g_ptr_array_add (array, binding_set);
- g_free (name);
- }
- while (_gtk_css_parser_try (parser, ",", TRUE));
-
- g_value_take_boxed (value, array);
-
- return TRUE;
-}
-
-static void
-bindings_value_print (const GValue *value,
- GString *string)
-{
- GPtrArray *array;
- guint i;
-
- array = g_value_get_boxed (value);
-
- for (i = 0; i < array->len; i++)
- {
- GtkBindingSet *binding_set = g_ptr_array_index (array, i);
-
- if (i > 0)
- g_string_append (string, ", ");
- g_string_append (string, binding_set->set_name);
- }
-}
-
-static gboolean
-border_corner_radius_value_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GtkCssBorderCornerRadius corner;
-
- if (!_gtk_css_parser_try_double (parser, &corner.horizontal))
- {
- _gtk_css_parser_error (parser, "Expected a number");
- return FALSE;
- }
- else if (corner.horizontal < 0)
- goto negative;
-
- if (!_gtk_css_parser_try_double (parser, &corner.vertical))
- corner.vertical = corner.horizontal;
- else if (corner.vertical < 0)
- goto negative;