* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "gtkstylepropertyprivate.h"
-#include <errno.h>
-#include <math.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <gdk-pixbuf/gdk-pixbuf.h>
-#include <cairo-gobject.h>
-
#include "gtkcssprovider.h"
#include "gtkcssparserprivate.h"
#include "gtkcssshorthandpropertyprivate.h"
#include "gtkprivatetypebuiltins.h"
#include "gtkstylepropertiesprivate.h"
-/* the actual parsers we have */
-#include "gtkanimationdescription.h"
-#include "gtkbindings.h"
-#include "gtkgradient.h"
-#include "gtkshadowprivate.h"
-#include "gtkthemingengine.h"
-#include "gtktypebuiltins.h"
-#include "gtkwin32themeprivate.h"
-
-/* this is in case round() is not provided by the compiler,
- * such as in the case of C89 compilers, like MSVC
- */
-#include "fallback-c89.c"
-
enum {
PROP_0,
PROP_NAME,
property->value_type = G_TYPE_NONE;
}
-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
-font_family_parse (GtkCssParser *parser,
- GFile *base,
- GValue *value)
-{
- GPtrArray *names;
- char *name;
-
- /* We don't special case generic families. Pango should do
- * that for us */
-
- names = g_ptr_array_new ();
-
- do {
- name = _gtk_css_parser_try_ident (parser, TRUE);
- if (name)
- {
- GString *string = g_string_new (name);
- g_free (name);
- while ((name = _gtk_css_parser_try_ident (parser, TRUE)))
- {
- g_string_append_c (string, ' ');
- g_string_append (string, name);
- g_free (name);
- }
- name = g_string_free (string, FALSE);
- }
- else
- {
- name = _gtk_css_parser_read_string (parser);
- if (name == NULL)
- {
- g_ptr_array_free (names, TRUE);
- return FALSE;
- }
- }
-
- g_ptr_array_add (names, name);
- } while (_gtk_css_parser_try (parser, ",", TRUE));
-
- /* NULL-terminate array */
- g_ptr_array_add (names, NULL);
- g_value_set_boxed (value, g_ptr_array_free (names, FALSE));
- return TRUE;
-}
-
-static void
-font_family_value_print (const GValue *value,
- GString *string)
-{
- const char **names = g_value_get_boxed (value);
-
- if (names == NULL || *names == NULL)
- {
- g_string_append (string, "none");
- return;
- }
-
- string_append_string (string, *names);
- names++;
- while (*names)
- {
- g_string_append (string, ", ");
- string_append_string (string, *names);
- names++;
- }
-}
-
-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;
-
- g_value_set_boxed (value, &corner);
- return TRUE;
-
-negative:
- _gtk_css_parser_error (parser, "Border radius values cannot be negative");
- return FALSE;
-}
-
-static void
-border_corner_radius_value_print (const GValue *value,
- GString *string)
-{
- GtkCssBorderCornerRadius *corner;
-
- corner = g_value_get_boxed (value);
-
- if (corner == NULL)
- {
- g_string_append (string, "none");
- return;
- }
-
- string_append_double (string, corner->horizontal);
- if (corner->horizontal != corner->vertical)
- {
- g_string_append_c (string, ' ');
- string_append_double (string, corner->vertical);
- }
-}
-
-/*** API ***/
-
-gboolean
+/**
+ * _gtk_style_property_parse_value:
+ * @property: the property
+ * @parser: the parser to parse from
+ *
+ * Tries to parse the given @property from the given @parser into
+ * @value. The type that @value will be assigned is dependant on
+ * the parser and no assumptions must be made about it. If the
+ * parsing fails, %FALSE will be returned and @value will be
+ * left uninitialized.
+ *
+ * Only if @property is a #GtkCssShorthandProperty, the @value will
+ * always be a #GtkCssValue whose values can be queried with
+ * _gtk_css_array_value_get_nth().
+ *
+ * Returns: %NULL on failure or the parsed #GtkCssValue
+ **/
+GtkCssValue *
_gtk_style_property_parse_value (GtkStyleProperty *property,
- GValue *value,
- GtkCssParser *parser,
- GFile *base)
+ GtkCssParser *parser)
{
GtkStylePropertyClass *klass;
- g_return_val_if_fail (GTK_IS_STYLE_PROPERTY (property), FALSE);
- g_return_val_if_fail (value != NULL, FALSE);
- g_return_val_if_fail (parser != NULL, FALSE);
+ g_return_val_if_fail (GTK_IS_STYLE_PROPERTY (property), NULL);
+ g_return_val_if_fail (parser != NULL, NULL);
klass = GTK_STYLE_PROPERTY_GET_CLASS (property);
- return klass->parse_value (property, value, parser, base);
+ return klass->parse_value (property, parser);
}
/**
/**
* _gtk_style_property_query:
* @property: the property
- * @props: The properties to query
- * @state: The state to query
* @value: (out): an uninitialized #GValue to be filled with the
* contents of the lookup
+ * @query_func: The function to use to query properties
+ * @query_data: The data to pass to @query_func
*
* This function is called by gtk_style_properties_get() and in
* turn gtk_style_context_get() and similar functions to get the
* value to return to code using old APIs.
**/
void
-_gtk_style_property_query (GtkStyleProperty *property,
- GtkStyleProperties *props,
- GtkStateFlags state,
- GtkStylePropertyContext *context,
- GValue *value)
+_gtk_style_property_query (GtkStyleProperty *property,
+ GValue *value,
+ GtkStyleQueryFunc query_func,
+ gpointer query_data)
{
GtkStylePropertyClass *klass;
- g_return_if_fail (property != NULL);
- g_return_if_fail (GTK_IS_STYLE_PROPERTIES (props));
- g_return_if_fail (context != NULL);
g_return_if_fail (value != NULL);
+ g_return_if_fail (GTK_IS_STYLE_PROPERTY (property));
+ g_return_if_fail (query_func != NULL);
klass = GTK_STYLE_PROPERTY_GET_CLASS (property);
- g_value_init (value, property->value_type);
-
- klass->query (property, props, state, context, value);
+ return klass->query (property, value, query_func, query_data);
}
-#define rgba_init(rgba, r, g, b, a) G_STMT_START{ \
- (rgba)->red = (r); \
- (rgba)->green = (g); \
- (rgba)->blue = (b); \
- (rgba)->alpha = (a); \
-}G_STMT_END
-static void
-gtk_style_property_init_properties (void)
+void
+_gtk_style_property_init_properties (void)
{
static gboolean initialized = FALSE;
- GValue value = { 0, };
- char *default_font_family[] = { "Sans", NULL };
- GdkRGBA rgba;
- GtkCssBorderCornerRadius no_corner_radius = { 0, };
if (G_LIKELY (initialized))
return;
initialized = TRUE;
- g_value_init (&value, GDK_TYPE_RGBA);
- rgba_init (&rgba, 1, 1, 1, 1);
- g_value_set_boxed (&value, &rgba);
- _gtk_style_property_register (g_param_spec_boxed ("color",
- "Foreground color",
- "Foreground color",
- GDK_TYPE_RGBA, 0),
- GTK_STYLE_PROPERTY_INHERIT,
- NULL,
- NULL,
- NULL,
- &value);
- rgba_init (&rgba, 0, 0, 0, 0);
- g_value_set_boxed (&value, &rgba);
- _gtk_style_property_register (g_param_spec_boxed ("background-color",
- "Background color",
- "Background color",
- GDK_TYPE_RGBA, 0),
- 0,
- NULL,
- NULL,
- NULL,
- &value);
- g_value_unset (&value);
-
- g_value_init (&value, G_TYPE_STRV);
- g_value_set_boxed (&value, default_font_family);
- _gtk_style_property_register (g_param_spec_boxed ("font-family",
- "Font family",
- "Font family",
- G_TYPE_STRV, 0),
- GTK_STYLE_PROPERTY_INHERIT,
- NULL,
- font_family_parse,
- font_family_value_print,
- &value);
- g_value_unset (&value);
- _gtk_style_property_register (g_param_spec_enum ("font-style",
- "Font style",
- "Font style",
- PANGO_TYPE_STYLE,
- PANGO_STYLE_NORMAL, 0),
- GTK_STYLE_PROPERTY_INHERIT,
- NULL,
- NULL,
- NULL,
- NULL);
- _gtk_style_property_register (g_param_spec_enum ("font-variant",
- "Font variant",
- "Font variant",
- PANGO_TYPE_VARIANT,
- PANGO_VARIANT_NORMAL, 0),
- GTK_STYLE_PROPERTY_INHERIT,
- NULL,
- NULL,
- NULL,
- NULL);
- /* xxx: need to parse this properly, ie parse the numbers */
- _gtk_style_property_register (g_param_spec_enum ("font-weight",
- "Font weight",
- "Font weight",
- PANGO_TYPE_WEIGHT,
- PANGO_WEIGHT_NORMAL, 0),
- GTK_STYLE_PROPERTY_INHERIT,
- NULL,
- NULL,
- NULL,
- NULL);
- g_value_init (&value, G_TYPE_DOUBLE);
- g_value_set_double (&value, 10);
- _gtk_style_property_register (g_param_spec_double ("font-size",
- "Font size",
- "Font size",
- 0, G_MAXDOUBLE, 0, 0),
- GTK_STYLE_PROPERTY_INHERIT,
- NULL,
- NULL,
- NULL,
- &value);
- g_value_unset (&value);
-
- _gtk_style_property_register (g_param_spec_boxed ("text-shadow",
- "Text shadow",
- "Text shadow",
- GTK_TYPE_SHADOW, 0),
- GTK_STYLE_PROPERTY_INHERIT,
- NULL,
- NULL,
- NULL,
- NULL);
-
- _gtk_style_property_register (g_param_spec_boxed ("icon-shadow",
- "Icon shadow",
- "Icon shadow",
- GTK_TYPE_SHADOW, 0),
- GTK_STYLE_PROPERTY_INHERIT,
- NULL,
- NULL,
- NULL,
- NULL);
-
- gtk_style_properties_register_property (NULL,
- g_param_spec_boxed ("box-shadow",
- "Box shadow",
- "Box shadow",
- GTK_TYPE_SHADOW, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("margin-top",
- "margin top",
- "Margin at top",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("margin-left",
- "margin left",
- "Margin at left",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("margin-bottom",
- "margin bottom",
- "Margin at bottom",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("margin-right",
- "margin right",
- "Margin at right",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("padding-top",
- "padding top",
- "Padding at top",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("padding-left",
- "padding left",
- "Padding at left",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("padding-bottom",
- "padding bottom",
- "Padding at bottom",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("padding-right",
- "padding right",
- "Padding at right",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("border-top-width",
- "border top width",
- "Border width at top",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("border-left-width",
- "border left width",
- "Border width at left",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("border-bottom-width",
- "border bottom width",
- "Border width at bottom",
- 0, G_MAXINT, 0, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_int ("border-right-width",
- "border right width",
- "Border width at right",
- 0, G_MAXINT, 0, 0));
-
- g_value_init (&value, GTK_TYPE_CSS_BORDER_CORNER_RADIUS);
- g_value_set_boxed (&value, &no_corner_radius);
- _gtk_style_property_register (g_param_spec_boxed ("border-top-left-radius",
- "Border top left radius",
- "Border radius of top left corner, in pixels",
- GTK_TYPE_CSS_BORDER_CORNER_RADIUS, 0),
- 0,
- NULL,
- border_corner_radius_value_parse,
- border_corner_radius_value_print,
- &value);
- _gtk_style_property_register (g_param_spec_boxed ("border-top-right-radius",
- "Border top right radius",
- "Border radius of top right corner, in pixels",
- GTK_TYPE_CSS_BORDER_CORNER_RADIUS, 0),
- 0,
- NULL,
- border_corner_radius_value_parse,
- border_corner_radius_value_print,
- &value);
- _gtk_style_property_register (g_param_spec_boxed ("border-bottom-right-radius",
- "Border bottom right radius",
- "Border radius of bottom right corner, in pixels",
- GTK_TYPE_CSS_BORDER_CORNER_RADIUS, 0),
- 0,
- NULL,
- border_corner_radius_value_parse,
- border_corner_radius_value_print,
- &value);
- _gtk_style_property_register (g_param_spec_boxed ("border-bottom-left-radius",
- "Border bottom left radius",
- "Border radius of bottom left corner, in pixels",
- GTK_TYPE_CSS_BORDER_CORNER_RADIUS, 0),
- 0,
- NULL,
- border_corner_radius_value_parse,
- border_corner_radius_value_print,
- &value);
- g_value_unset (&value);
-
- gtk_style_properties_register_property (NULL,
- g_param_spec_enum ("border-style",
- "Border style",
- "Border style",
- GTK_TYPE_BORDER_STYLE,
- GTK_BORDER_STYLE_NONE, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_enum ("background-clip",
- "Background clip",
- "Background clip",
- GTK_TYPE_CSS_AREA,
- GTK_CSS_AREA_BORDER_BOX, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_enum ("background-origin",
- "Background origin",
- "Background origin",
- GTK_TYPE_CSS_AREA,
- GTK_CSS_AREA_PADDING_BOX, 0));
- g_value_init (&value, GTK_TYPE_CSS_SPECIAL_VALUE);
- g_value_set_enum (&value, GTK_CSS_CURRENT_COLOR);
- _gtk_style_property_register (g_param_spec_boxed ("border-top-color",
- "Border top color",
- "Border top color",
- GDK_TYPE_RGBA, 0),
- 0,
- NULL,
- NULL,
- NULL,
- &value);
- _gtk_style_property_register (g_param_spec_boxed ("border-right-color",
- "Border right color",
- "Border right color",
- GDK_TYPE_RGBA, 0),
- 0,
- NULL,
- NULL,
- NULL,
- &value);
- _gtk_style_property_register (g_param_spec_boxed ("border-bottom-color",
- "Border bottom color",
- "Border bottom color",
- GDK_TYPE_RGBA, 0),
- 0,
- NULL,
- NULL,
- NULL,
- &value);
- _gtk_style_property_register (g_param_spec_boxed ("border-left-color",
- "Border left color",
- "Border left color",
- GDK_TYPE_RGBA, 0),
- 0,
- NULL,
- NULL,
- NULL,
- &value);
- g_value_unset (&value);
-
- gtk_style_properties_register_property (NULL,
- g_param_spec_boxed ("background-image",
- "Background Image",
- "Background Image",
- CAIRO_GOBJECT_TYPE_PATTERN, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_boxed ("background-repeat",
- "Background repeat",
- "Background repeat",
- GTK_TYPE_CSS_BACKGROUND_REPEAT, 0));
-
- gtk_style_properties_register_property (NULL,
- g_param_spec_boxed ("border-image-source",
- "Border image source",
- "Border image source",
- CAIRO_GOBJECT_TYPE_PATTERN, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_boxed ("border-image-repeat",
- "Border image repeat",
- "Border image repeat",
- GTK_TYPE_CSS_BORDER_IMAGE_REPEAT, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_boxed ("border-image-slice",
- "Border image slice",
- "Border image slice",
- GTK_TYPE_BORDER, 0));
- g_value_init (&value, GTK_TYPE_BORDER);
- _gtk_style_property_register (g_param_spec_boxed ("border-image-width",
- "Border image width",
- "Border image width",
- GTK_TYPE_BORDER, 0),
- 0,
- NULL,
- NULL,
- NULL,
- &value);
- g_value_unset (&value);
- gtk_style_properties_register_property (NULL,
- g_param_spec_object ("engine",
- "Theming Engine",
- "Theming Engine",
- GTK_TYPE_THEMING_ENGINE, 0));
- gtk_style_properties_register_property (NULL,
- g_param_spec_boxed ("transition",
- "Transition animation description",
- "Transition animation description",
- GTK_TYPE_ANIMATION_DESCRIPTION, 0));
-
- /* Private property holding the binding sets */
- _gtk_style_property_register (g_param_spec_boxed ("gtk-key-bindings",
- "Key bindings",
- "Key bindings",
- G_TYPE_PTR_ARRAY, 0),
- 0,
- NULL,
- bindings_value_parse,
- bindings_value_print,
- NULL);
-
+ _gtk_css_style_property_init_properties ();
/* initialize shorthands last, they depend on the real properties existing */
_gtk_css_shorthand_property_init_properties ();
}
g_return_val_if_fail (name != NULL, NULL);
- gtk_style_property_init_properties ();
+ _gtk_style_property_init_properties ();
klass = g_type_class_peek (GTK_TYPE_STYLE_PROPERTY);
return property->value_type;
}
-
-
-void
-_gtk_style_property_register (GParamSpec *pspec,
- GtkStylePropertyFlags flags,
- GtkStylePropertyParser property_parse_func,
- GtkStyleParseFunc parse_func,
- GtkStylePrintFunc print_func,
- const GValue * initial_value)
-{
- GtkStyleProperty *node;
- GValue initial_fallback = { 0, };
-
- if (initial_value == NULL)
- {
- g_value_init (&initial_fallback, pspec->value_type);
- if (pspec->value_type == GTK_TYPE_THEMING_ENGINE)
- g_value_set_object (&initial_fallback, gtk_theming_engine_load (NULL));
- else if (pspec->value_type == PANGO_TYPE_FONT_DESCRIPTION)
- g_value_take_boxed (&initial_fallback, pango_font_description_from_string ("Sans 10"));
- else if (pspec->value_type == GDK_TYPE_RGBA)
- {
- GdkRGBA color;
- gdk_rgba_parse (&color, "pink");
- g_value_set_boxed (&initial_fallback, &color);
- }
- else if (pspec->value_type == GTK_TYPE_BORDER)
- {
- g_value_take_boxed (&initial_fallback, gtk_border_new ());
- }
- else
- g_param_value_set_default (pspec, &initial_fallback);
-
- initial_value = &initial_fallback;
- }
-
- node = g_object_new (GTK_TYPE_CSS_STYLE_PROPERTY,
- "inherit", (flags & GTK_STYLE_PROPERTY_INHERIT) ? TRUE : FALSE,
- "initial-value", initial_value,
- "name", pspec->name,
- "value-type", pspec->value_type,
- NULL);
- g_assert (node->value_type == pspec->value_type);
- GTK_CSS_STYLE_PROPERTY (node)->pspec = pspec;
- node->property_parse_func = property_parse_func;
- node->parse_func = parse_func;
- node->print_func = print_func;
-
- if (G_IS_VALUE (&initial_fallback))
- g_value_unset (&initial_fallback);
-}
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