Commit 8560ff88 authored by Benjamin Otte's avatar Benjamin Otte

styleproperty: Add _gtk_css_style_property_changes_affect_size()

This gives fast access to the question of wether a style update requires
a resize.
parent e0586e36
......@@ -46,6 +46,8 @@ enum {
G_DEFINE_TYPE (GtkCssStyleProperty, _gtk_css_style_property, GTK_TYPE_STYLE_PROPERTY)
static GtkBitmask *_properties_affecting_size = NULL;
static void
gtk_css_style_property_constructed (GObject *object)
{
......@@ -55,6 +57,9 @@ 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);
G_OBJECT_CLASS (_gtk_css_style_property_parent_class)->constructed (object);
}
......@@ -292,6 +297,8 @@ _gtk_css_style_property_class_init (GtkCssStylePropertyClass *klass)
property_class->parse_value = gtk_css_style_property_parse_value;
klass->style_properties = g_ptr_array_new ();
_properties_affecting_size = _gtk_bitmask_new ();
}
static GtkCssValue *
......@@ -446,3 +453,9 @@ _gtk_css_style_property_get_initial_value (GtkCssStyleProperty *property)
return property->initial_value;
}
gboolean
_gtk_css_style_property_changes_affect_size (const GtkBitmask *changes)
{
return _gtk_bitmask_intersects (changes, _properties_affecting_size);
}
......@@ -80,6 +80,9 @@ GtkCssValue * _gtk_css_style_property_get_initial_value
void _gtk_css_style_property_print_value (GtkCssStyleProperty *property,
GtkCssValue *value,
GString *string);
gboolean _gtk_css_style_property_changes_affect_size
(const GtkBitmask *changes);
G_END_DECLS
......
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