DEFINITION MODULE FOR "C" GtkButton ;

(*
   m2-GTK4 - GtkButton: a push button.  Mapped onto <gtk/gtkbutton.h>.

   The interesting signal is "clicked", a C callback of the shape
   void handler(GtkButton *button, gpointer user_data).

   connect it with GObject.g_signal_connect_data() or the
   GtkUtils.Connect() helper.
*)

FROM SYSTEM IMPORT ADDRESS;

EXPORT UNQUALIFIED
   GtkButton,
   gtk_button_new, gtk_button_new_with_label, gtk_button_new_with_mnemonic,
   gtk_button_set_label, gtk_button_get_label, gtk_button_set_child;


TYPE
   GtkButton = ADDRESS;

(* GtkWidget *gtk_button_new(void) *)
PROCEDURE gtk_button_new () : GtkButton;

(* GtkWidget *gtk_button_new_with_label(const char *label) *)
PROCEDURE gtk_button_new_with_label (label: ARRAY OF CHAR) : GtkButton;

(* GtkWidget *gtk_button_new_with_mnemonic(const char *label) *)
PROCEDURE gtk_button_new_with_mnemonic (label: ARRAY OF CHAR) : GtkButton;

(* void gtk_button_set_label(GtkButton *button, const char *label) *)
PROCEDURE gtk_button_set_label (button: GtkButton; label: ARRAY OF CHAR);

(* const char *gtk_button_get_label(GtkButton *button) *)
PROCEDURE gtk_button_get_label (button: GtkButton) : ADDRESS;

(* void gtk_button_set_child(GtkButton *button, GtkWidget *child) *)
PROCEDURE gtk_button_set_child (button: GtkButton; child: ADDRESS);

END GtkButton.