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synced 2024-09-20 14:00:10 +00:00
Drop the settings color parser
We have no color-valued settings anymore.
This commit is contained in:
Matthias Clasen
parent
6e178aede2
commit
17a061b8da
@ -1585,9 +1585,7 @@ settings_install_property_parser (GtkSettingsClass *class,
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GtkRcPropertyParser
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_gtk_rc_property_parser_from_type (GType type)
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{
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if (type == g_type_from_name ("GdkColor"))
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return gtk_rc_property_parse_color;
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else if (type == GTK_TYPE_REQUISITION)
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if (type == GTK_TYPE_REQUISITION)
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return gtk_rc_property_parse_requisition;
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else if (type == GTK_TYPE_BORDER)
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return gtk_rc_property_parse_border;
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@ -1718,268 +1716,6 @@ gtk_rc_scanner_new (void)
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G_GNUC_BEGIN_IGNORE_DEPRECATIONS
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static void
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color_shade (const GdkColor *color,
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GdkColor *color_return,
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gdouble factor)
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{
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GdkRGBA rgba;
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GtkHSLA hsla;
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rgba.red = color->red / 65535.;
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rgba.green = color->green / 65535.;
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rgba.blue = color->blue / 65535.;
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rgba.alpha = 1.0;
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_gtk_hsla_init_from_rgba (&hsla, &rgba);
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_gtk_hsla_shade (&hsla, &hsla, factor);
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_gdk_rgba_init_from_hsla (&rgba, &hsla);
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color_return->red = 65535. * rgba.red;
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color_return->green = 65535. * rgba.green;
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color_return->blue = 65535. * rgba.blue;
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}
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/*
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* gtk_parse_color:
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* @scanner: a #GScanner
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* @color: (out): a pointer to a #GdkColor in which to store
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* the result
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*
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* Parses a color in the format expected
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* in a RC file. If @style is not %NULL, it will be consulted to resolve
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* references to symbolic colors.
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*
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* Returns: %G_TOKEN_NONE if parsing succeeded, otherwise the token
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* that was expected but not found
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*/
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static guint
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gtk_parse_color (GScanner *scanner,
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GdkColor *color)
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{
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guint token;
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g_return_val_if_fail (scanner != NULL, G_TOKEN_ERROR);
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/* we don't need to set our own scope here, because
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* we don't need own symbols
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*/
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token = g_scanner_get_next_token (scanner);
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switch (token)
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{
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gint token_int;
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GdkColor c1, c2;
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gboolean negate;
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gdouble l;
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case G_TOKEN_LEFT_CURLY:
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token = g_scanner_get_next_token (scanner);
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if (token == G_TOKEN_INT)
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token_int = scanner->value.v_int;
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else if (token == G_TOKEN_FLOAT)
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token_int = scanner->value.v_float * 65535.0;
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else
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return G_TOKEN_FLOAT;
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color->red = CLAMP (token_int, 0, 65535);
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_COMMA)
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return G_TOKEN_COMMA;
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token = g_scanner_get_next_token (scanner);
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if (token == G_TOKEN_INT)
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token_int = scanner->value.v_int;
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else if (token == G_TOKEN_FLOAT)
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token_int = scanner->value.v_float * 65535.0;
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else
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return G_TOKEN_FLOAT;
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color->green = CLAMP (token_int, 0, 65535);
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_COMMA)
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return G_TOKEN_COMMA;
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token = g_scanner_get_next_token (scanner);
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if (token == G_TOKEN_INT)
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token_int = scanner->value.v_int;
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else if (token == G_TOKEN_FLOAT)
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token_int = scanner->value.v_float * 65535.0;
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else
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return G_TOKEN_FLOAT;
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color->blue = CLAMP (token_int, 0, 65535);
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_RIGHT_CURLY)
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return G_TOKEN_RIGHT_CURLY;
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return G_TOKEN_NONE;
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case G_TOKEN_STRING:
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if (!gdk_color_parse (scanner->value.v_string, color))
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{
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g_scanner_warn (scanner, "Invalid color constant '%s'",
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scanner->value.v_string);
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return G_TOKEN_STRING;
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}
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return G_TOKEN_NONE;
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case G_TOKEN_IDENTIFIER:
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if (strcmp (scanner->value.v_identifier, "mix") == 0)
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{
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_LEFT_PAREN)
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return G_TOKEN_LEFT_PAREN;
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negate = FALSE;
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if (g_scanner_peek_next_token (scanner) == '-')
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{
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g_scanner_get_next_token (scanner); /* eat sign */
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negate = TRUE;
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}
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_FLOAT)
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return G_TOKEN_FLOAT;
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l = negate ? -scanner->value.v_float : scanner->value.v_float;
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_COMMA)
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return G_TOKEN_COMMA;
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token = gtk_parse_color (scanner, &c1);
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if (token != G_TOKEN_NONE)
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return token;
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_COMMA)
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return G_TOKEN_COMMA;
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token = gtk_parse_color (scanner, &c2);
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if (token != G_TOKEN_NONE)
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return token;
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_RIGHT_PAREN)
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return G_TOKEN_RIGHT_PAREN;
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color->red = l * c1.red + (1.0 - l) * c2.red;
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color->green = l * c1.green + (1.0 - l) * c2.green;
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color->blue = l * c1.blue + (1.0 - l) * c2.blue;
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return G_TOKEN_NONE;
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}
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else if (strcmp (scanner->value.v_identifier, "shade") == 0)
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{
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_LEFT_PAREN)
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return G_TOKEN_LEFT_PAREN;
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negate = FALSE;
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if (g_scanner_peek_next_token (scanner) == '-')
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{
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g_scanner_get_next_token (scanner); /* eat sign */
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negate = TRUE;
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}
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_FLOAT)
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return G_TOKEN_FLOAT;
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l = negate ? -scanner->value.v_float : scanner->value.v_float;
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_COMMA)
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return G_TOKEN_COMMA;
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token = gtk_parse_color (scanner, &c1);
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if (token != G_TOKEN_NONE)
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return token;
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_RIGHT_PAREN)
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return G_TOKEN_RIGHT_PAREN;
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color_shade (&c1, color, l);
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return G_TOKEN_NONE;
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}
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else if (strcmp (scanner->value.v_identifier, "lighter") == 0 ||
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strcmp (scanner->value.v_identifier, "darker") == 0)
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{
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if (scanner->value.v_identifier[0] == 'l')
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l = 1.3;
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else
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l = 0.7;
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_LEFT_PAREN)
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return G_TOKEN_LEFT_PAREN;
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token = gtk_parse_color (scanner, &c1);
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if (token != G_TOKEN_NONE)
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return token;
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token = g_scanner_get_next_token (scanner);
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if (token != G_TOKEN_RIGHT_PAREN)
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return G_TOKEN_RIGHT_PAREN;
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color_shade (&c1, color, l);
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return G_TOKEN_NONE;
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}
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else
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return G_TOKEN_IDENTIFIER;
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default:
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return G_TOKEN_STRING;
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}
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}
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/**
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* gtk_rc_property_parse_color:
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* @pspec: a #GParamSpec
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* @gstring: the #GString to be parsed
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* @property_value: a #GValue which must hold #GdkColor values.
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*
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* A #GtkRcPropertyParser for use with gtk_settings_install_property_parser()
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* or gtk_widget_class_install_style_property_parser() which parses a
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* color given either by its name or in the form
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* `{ red, green, blue }` where red, green and
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* blue are integers between 0 and 65535 or floating-point numbers
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* between 0 and 1.
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*
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* Returns: %TRUE if @gstring could be parsed and @property_value
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* has been set to the resulting #GdkColor.
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**/
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gboolean
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gtk_rc_property_parse_color (const GParamSpec *pspec,
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const GString *gstring,
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GValue *property_value)
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{
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GdkColor color = { 0, 0, 0, 0, };
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GScanner *scanner;
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gboolean success;
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g_return_val_if_fail (G_IS_PARAM_SPEC (pspec), FALSE);
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g_return_val_if_fail (G_VALUE_HOLDS (property_value, GDK_TYPE_COLOR), FALSE);
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scanner = gtk_rc_scanner_new ();
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g_scanner_input_text (scanner, gstring->str, gstring->len);
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if (gtk_parse_color (scanner, &color) == G_TOKEN_NONE &&
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g_scanner_get_next_token (scanner) == G_TOKEN_EOF)
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{
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g_value_set_boxed (property_value, &color);
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success = TRUE;
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}
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else
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success = FALSE;
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g_scanner_destroy (scanner);
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return success;
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}
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/**
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* gtk_rc_property_parse_enum:
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* @pspec: a #GParamSpec
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