enum {
PROP_0,
PROP_ANIMATED,
+ PROP_AFFECTS_SIZE,
+ PROP_AFFECTS_FONT,
PROP_ID,
PROP_INHERIT,
PROP_INITIAL
G_DEFINE_TYPE (GtkCssStyleProperty, _gtk_css_style_property, GTK_TYPE_STYLE_PROPERTY)
+static GtkBitmask *_properties_affecting_size = NULL;
+static GtkBitmask *_properties_affecting_font = NULL;
+
+static GtkCssStylePropertyClass *gtk_css_style_property_class = NULL;
+
static void
gtk_css_style_property_constructed (GObject *object)
{
property->id = klass->style_properties->len;
g_ptr_array_add (klass->style_properties, property);
+ if (property->affects_size)
+ _properties_affecting_size = _gtk_bitmask_set (_properties_affecting_size, property->id, TRUE);
+
+ if (property->affects_font)
+ _properties_affecting_font = _gtk_bitmask_set (_properties_affecting_font, property->id, TRUE);
+
G_OBJECT_CLASS (_gtk_css_style_property_parent_class)->constructed (object);
}
case PROP_ANIMATED:
property->animated = g_value_get_boolean (value);
break;
+ case PROP_AFFECTS_SIZE:
+ property->affects_size = g_value_get_boolean (value);
+ break;
+ case PROP_AFFECTS_FONT:
+ property->affects_font = g_value_get_boolean (value);
+ break;
case PROP_INHERIT:
property->inherit = g_value_get_boolean (value);
break;
case PROP_ANIMATED:
g_value_set_boolean (value, property->animated);
break;
+ case PROP_AFFECTS_SIZE:
+ g_value_set_boolean (value, property->affects_size);
+ break;
+ case PROP_AFFECTS_FONT:
+ g_value_set_boolean (value, property->affects_font);
+ break;
case PROP_ID:
g_value_set_boolean (value, property->id);
break;
P_("Set if the value can be animated"),
FALSE,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (object_class,
+ PROP_AFFECTS_SIZE,
+ g_param_spec_boolean ("affects-size",
+ P_("Affects size"),
+ P_("Set if the value affects the sizing of elements"),
+ TRUE,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (object_class,
+ PROP_AFFECTS_FONT,
+ g_param_spec_boolean ("affects-font",
+ P_("Affects font"),
+ P_("Set if the value affects the font"),
+ FALSE,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class,
PROP_ID,
g_param_spec_uint ("id",
property_class->parse_value = gtk_css_style_property_parse_value;
klass->style_properties = g_ptr_array_new ();
+
+ _properties_affecting_size = _gtk_bitmask_new ();
+ _properties_affecting_font = _gtk_bitmask_new ();
+
+ gtk_css_style_property_class = klass;
}
static GtkCssValue *
guint
_gtk_css_style_property_get_n_properties (void)
{
- GtkCssStylePropertyClass *klass;
-
- klass = g_type_class_peek (GTK_TYPE_CSS_STYLE_PROPERTY);
- if (G_UNLIKELY (klass == NULL))
+ if (G_UNLIKELY (gtk_css_style_property_class == NULL))
{
_gtk_style_property_init_properties ();
- klass = g_type_class_peek (GTK_TYPE_CSS_STYLE_PROPERTY);
- g_assert (klass);
+ g_assert (gtk_css_style_property_class);
}
- return klass->style_properties->len;
+ return gtk_css_style_property_class->style_properties->len;
}
/**
GtkCssStyleProperty *
_gtk_css_style_property_lookup_by_id (guint id)
{
- GtkCssStylePropertyClass *klass;
- klass = g_type_class_peek (GTK_TYPE_CSS_STYLE_PROPERTY);
- if (G_UNLIKELY (klass == NULL))
+ if (G_UNLIKELY (gtk_css_style_property_class == NULL))
{
_gtk_style_property_init_properties ();
- klass = g_type_class_peek (GTK_TYPE_CSS_STYLE_PROPERTY);
- g_assert (klass);
+ g_assert (gtk_css_style_property_class);
}
- g_return_val_if_fail (id < klass->style_properties->len, NULL);
- return g_ptr_array_index (klass->style_properties, id);
+ g_return_val_if_fail (id < gtk_css_style_property_class->style_properties->len, NULL);
+
+ return g_ptr_array_index (gtk_css_style_property_class->style_properties, id);
}
/**
return property->animated;
}
+/**
+ * _gtk_css_style_property_affects_size:
+ * @property: the property
+ *
+ * Queries if the given @property affects the size of elements. This is
+ * used for optimizations inside GTK, where a gtk_widget_queue_resize()
+ * can be avoided if the property does not affect size.
+ *
+ * Returns: %TRUE if the property affects sizing of elements.
+ **/
+gboolean
+_gtk_css_style_property_affects_size (GtkCssStyleProperty *property)
+{
+ g_return_val_if_fail (GTK_IS_CSS_STYLE_PROPERTY (property), FALSE);
+
+ return property->affects_size;
+}
+
+/**
+ * _gtk_css_style_property_affects_font:
+ * @property: the property
+ *
+ * Queries if the given @property affects the default font. This is
+ * used for optimizations inside GTK, where clearing pango
+ * layouts can be avoided if the font doesn't change.
+ *
+ * Returns: %TRUE if the property affects the font.
+ **/
+gboolean
+_gtk_css_style_property_affects_font (GtkCssStyleProperty *property)
+{
+ g_return_val_if_fail (GTK_IS_CSS_STYLE_PROPERTY (property), FALSE);
+
+ return property->affects_font;
+}
+
/**
* _gtk_css_style_property_get_id:
* @property: the property
return property->initial_value;
}
+
+gboolean
+_gtk_css_style_property_changes_affect_size (const GtkBitmask *changes)
+{
+ return _gtk_bitmask_intersects (changes, _properties_affecting_size);
+}
+
+gboolean
+_gtk_css_style_property_changes_affect_font (const GtkBitmask *changes)
+{
+ return _gtk_bitmask_intersects (changes, _properties_affecting_font);
+}