gboolean _gtk_style_animation_is_finished (GtkStyleAnimation *animation,
gint64 at_time_us);
gboolean _gtk_style_animation_is_static (GtkStyleAnimation *animation,
gboolean _gtk_style_animation_is_finished (GtkStyleAnimation *animation,
gint64 at_time_us);
gboolean _gtk_style_animation_is_static (GtkStyleAnimation *animation,