static void
_gtk_css_style_property_query (GtkStyleProperty *property,
GValue *value,
GtkStyleQueryFunc query_func,
gpointer query_data)
{
GtkCssStyleProperty *style_property = GTK_CSS_STYLE_PROPERTY (property);
GtkCssValue *css_value;
css_value = (* query_func) (GTK_CSS_STYLE_PROPERTY (property)->id, query_data);
if (css_value == NULL)
css_value =_gtk_css_style_property_get_initial_value (style_property);
style_property->query_value (style_property, css_value, value);
}
static void
gtk_css_style_property_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GtkCssStyleProperty *property = GTK_CSS_STYLE_PROPERTY (object);
switch (prop_id)
{
case PROP_ANIMATED:
g_value_set_boolean (value, property->animated);
break;
case PROP_AFFECTS:
g_value_set_flags (value, property->affects);
break;
case PROP_ID:
g_value_set_boolean (value, property->id);
break;
case PROP_INHERIT:
g_value_set_boolean (value, property->inherit);
break;
case PROP_INITIAL:
g_value_set_boxed (value, property->initial_value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static GtkCssValue *
gtk_css_style_property_parse_value (GtkStyleProperty *property,
GtkCssParser *parser)
{
GtkCssStyleProperty *style_property = GTK_CSS_STYLE_PROPERTY (property);
if (_gtk_css_parser_try (parser, "initial", TRUE))
{
/* the initial value can be explicitly specified with the
* ‘initial’ keyword which all properties accept.
*/
return _gtk_css_initial_value_new ();
}
else if (_gtk_css_parser_try (parser, "inherit", TRUE))
{
/* All properties accept the ‘inherit’ value which
* explicitly specifies that the value will be determined
* by inheritance. The ‘inherit’ value can be used to
* strengthen inherited values in the cascade, and it can
* also be used on properties that are not normally inherited.
*/
return _gtk_css_inherit_value_new ();
}
else if (_gtk_css_parser_try (parser, "unset", TRUE))
{
/* If the cascaded value of a property is the unset keyword,
* then if it is an inherited property, this is treated as
* inherit, and if it is not, this is treated as initial.
*/
return _gtk_css_unset_value_new ();
}
return (* style_property->parse_value) (style_property, parser);
}
static void
transition_info_add (TransitionInfo infos[GTK_CSS_PROPERTY_N_PROPERTIES],
GtkStyleProperty *property,
guint index)
{
if (property == NULL)
{
guint i;
for (i = 0; i < _gtk_css_style_property_get_n_properties (); i++)
{
GtkCssStyleProperty *prop = _gtk_css_style_property_lookup_by_id (i);
transition_info_add (infos, GTK_STYLE_PROPERTY (prop), index);
}
}
else if (GTK_IS_CSS_SHORTHAND_PROPERTY (property))
{
GtkCssShorthandProperty *shorthand = GTK_CSS_SHORTHAND_PROPERTY (property);
guint i;
for (i = 0; i < _gtk_css_shorthand_property_get_n_subproperties (shorthand); i++)
{
GtkCssStyleProperty *prop = _gtk_css_shorthand_property_get_subproperty (shorthand, i);
transition_info_add (infos, GTK_STYLE_PROPERTY (prop), index);
}
}
else if (GTK_IS_CSS_STYLE_PROPERTY (property))
{
guint id;
if (!_gtk_css_style_property_is_animated (GTK_CSS_STYLE_PROPERTY (property)))
return;
id = _gtk_css_style_property_get_id (GTK_CSS_STYLE_PROPERTY (property));
g_assert (id < GTK_CSS_PROPERTY_N_PROPERTIES);
infos[id].index = index;
infos[id].pending = TRUE;
}
else
{
g_assert_not_reached ();
}
}
static void
gtk_css_style_property_constructed (GObject *object)
{
GtkCssStyleProperty *property = GTK_CSS_STYLE_PROPERTY (object);
GtkCssStylePropertyClass *klass = GTK_CSS_STYLE_PROPERTY_GET_CLASS (property);
property->id = klass->style_properties->len;
g_ptr_array_add (klass->style_properties, property);
G_OBJECT_CLASS (_gtk_css_style_property_parent_class)->constructed (object);
}
static void
gtk_css_custom_property_assign (GtkStyleProperty *property,
GtkStyleProperties *props,
GtkStateFlags state,
const GValue *value)
{
GtkCssValue *css_value = _gtk_css_typed_value_new (value);
_gtk_style_properties_set_property_by_property (props,
GTK_CSS_STYLE_PROPERTY (property),
state,
css_value);
_gtk_css_value_unref (css_value);
}
static void
gtk_css_custom_property_query (GtkStyleProperty *property,
GValue *value,
GtkStyleQueryFunc query_func,
gpointer query_data)
{
GtkCssStyleProperty *style = GTK_CSS_STYLE_PROPERTY (property);
GtkCssCustomProperty *custom = GTK_CSS_CUSTOM_PROPERTY (property);
GtkCssValue *css_value;
css_value = (* query_func) (_gtk_css_style_property_get_id (style), query_data);
if (css_value == NULL)
css_value = _gtk_css_style_property_get_initial_value (style);
g_value_init (value, custom->pspec->value_type);
g_value_copy (_gtk_css_typed_value_get (css_value), value);
}
static void
_gtk_css_style_property_assign (GtkStyleProperty *property,
GtkStyleProperties *props,
GtkStateFlags state,
const GValue *value)
{
GtkCssStyleProperty *style;
GtkCssValue *css_value;
style = GTK_CSS_STYLE_PROPERTY (property);
css_value = style->assign_value (style, value);
_gtk_style_properties_set_property_by_property (props,
style,
state,
css_value);
_gtk_css_value_unref (css_value);
}
