[gnome-games/wip/abhinavsingh/gamepad-config] gamepad: Add size function to gamepad button enum

[Abhinav Singh <abhinavsingh src gnome org>]

commit f09fe36cfffdf03a4f7068c862ad4969c708ed43
Author: theawless <theawless gmail com>
Date:   Wed May 10 14:36:31 2017 +0530

    gamepad: Add size function to gamepad button enum

 src/gamepad/standard-gamepad-button.c    |   10 ++++++++++
 src/gamepad/standard-gamepad-button.h    |    2 ++
 src/gamepad/standard-gamepad-button.vapi |    6 ++++--
 3 files changed, 16 insertions(+), 2 deletions(-)
---
diff --git a/src/gamepad/standard-gamepad-button.c b/src/gamepad/standard-gamepad-button.c
index ba17680..bd7a4dd 100644
--- a/src/gamepad/standard-gamepad-button.c
+++ b/src/gamepad/standard-gamepad-button.c
@@ -2,6 +2,16 @@
 
 #include "standard-gamepad-button.h"
 
+guint
+games_standard_gamepad_button_size (void)
+{
+  GEnumClass *enum_class = g_type_class_ref (GAMES_TYPE_STANDARD_GAMEPAD_BUTTON);
+  guint n_values = enum_class->n_values;
+  g_type_class_unref (enum_class);
+
+  return n_values;
+}
+
 GType
 games_standard_gamepad_button_get_type (void)
 {
diff --git a/src/gamepad/standard-gamepad-button.h b/src/gamepad/standard-gamepad-button.h
index cd5e7bd..1faf924 100644
--- a/src/gamepad/standard-gamepad-button.h
+++ b/src/gamepad/standard-gamepad-button.h
@@ -3,6 +3,7 @@
 #ifndef GAMES_STANDARD_GAMEPAD_BUTTON_H
 #define GAMES_STANDARD_GAMEPAD_BUTTON_H
 
+#include <glib.h>
 #include <glib-object.h>
 
 G_BEGIN_DECLS
@@ -54,6 +55,7 @@ typedef enum {
 } GamesStandardGamepadButton;
 
 GType games_standard_gamepad_button_get_type (void) G_GNUC_CONST;
+guint games_standard_gamepad_button_size (void);
 
 G_END_DECLS
 
diff --git a/src/gamepad/standard-gamepad-button.vapi b/src/gamepad/standard-gamepad-button.vapi
index bfde8af..3f483c4 100644
--- a/src/gamepad/standard-gamepad-button.vapi
+++ b/src/gamepad/standard-gamepad-button.vapi
@@ -1,7 +1,7 @@
 // This file is part of GNOME Games. License: GPL-3.0+.
 
 [CCode (cheader_filename = "standard-gamepad-button.h")]
-private enum Games.StandardGamepadButton {
+public enum Games.StandardGamepadButton {
        UNKNOWN,
        A,
        B,
@@ -19,5 +19,7 @@ private enum Games.StandardGamepadButton {
        DPAD_DOWN,
        DPAD_LEFT,
        DPAD_RIGHT,
-       HOME,
+       HOME;
+
+       public static uint size ();
 }