struct program *Object_program;
struct program *Widget_program;
struct program *Container_program;
struct program *Bin_program;
struct program *Window_program;
struct program *Box_program;
struct program *Button_program;
struct program *Label_program;
struct program *Dialog_program;

#ifndef THIS_IS_PGTK2_OBJECT
struct Object_struct
{
  void* data;
};
#endif

#define GTK2_LOW (((struct Object_struct*)get_storage(Pike_fp->current_object, Object_program))->data)



struct pgtk2_signal_data
{
  struct svalue cb;
  struct svalue args;
  int argc;
};

void pgtk2_call_signal(GClosure     *closure,
                       GValue       *return_value,
                       guint         n_param_vals,
                       const GValue *param_vals,
                       gpointer      invocation_hint,
                       gpointer      sigdata);

void pgtk2_destroy_signal(gpointer data,GClosure* closure);