static gboolean
gtk_css_style_needs_recreation (GtkCssStyle *style,
GtkCssChange change)
{
/* Try to avoid invalidating if we can */
if (change & GTK_CSS_RADICAL_CHANGE)
return TRUE;
if (GTK_IS_CSS_ANIMATED_STYLE (style))
style = GTK_CSS_ANIMATED_STYLE (style)->style;
if (gtk_css_static_style_get_change (GTK_CSS_STATIC_STYLE (style)) & change)
return TRUE;
else
return FALSE;
}
static gboolean
may_be_stored_in_parent_cache (GtkCssStyle *style)
{
GtkCssChange change;
change = gtk_css_static_style_get_change (GTK_CSS_STATIC_STYLE (style));
/* The cache is shared between all children of the parent, so if a
* style depends on a sibling it is not independant of the child.
*/
if (change & GTK_CSS_CHANGE_ANY_SIBLING)
return FALSE;
/* Again, the cache is shared between all children of the parent.
* If the position is relevant, no child has the same style.
*/
if (change & (GTK_CSS_CHANGE_NTH_CHILD | GTK_CSS_CHANGE_NTH_LAST_CHILD))
return FALSE;
return TRUE;
}
