GimpChainButton

struct GimpChainButton;

#define GIMP_CHAIN_BUTTON(obj)            (GTK_CHECK_CAST ((obj), GIMP_TYPE_CHAIN_BUTTON, GimpChainButton))

typedef enum
{
  GIMP_CHAIN_TOP,
  GIMP_CHAIN_LEFT,
  GIMP_CHAIN_BOTTOM,
  GIMP_CHAIN_RIGHT
} GimpChainPosition;

GtkWidget*  gimp_chain_button_new           (GimpChainPosition position);

void        gimp_chain_button_set_active    (GimpChainButton *gcb,
                                             gboolean is_active);

gboolean    gimp_chain_button_get_active    (GimpChainButton *gcb);