[gtk+] gtkspinbutton: Use symbolic names for button numbers

[Carlos Garcia Campos <carlosgc src gnome org>]

commit f84ec775d874ef6213a06374bff19453fb953a17
Author: Carlos Garcia Campos <cgarcia igalia com>
Date:   Wed Jan 25 18:53:56 2012 +0100

    gtkspinbutton: Use symbolic names for button numbers

 gtk/gtkspinbutton.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkspinbutton.c b/gtk/gtkspinbutton.c
index b2af839..d4ad324 100644
--- a/gtk/gtkspinbutton.c
+++ b/gtk/gtkspinbutton.c
@@ -1355,9 +1355,9 @@ gtk_spin_button_button_press (GtkWidget      *widget,
           if (gtk_editable_get_editable (GTK_EDITABLE (widget))) {
             gtk_spin_button_update (spin);
 
-            if (event->button == 1)
+            if (event->button == GDK_BUTTON_PRIMARY)
               start_spinning (spin, event->window, gtk_adjustment_get_step_increment (priv->adjustment));
-            else if (event->button == 2)
+            else if (event->button == GDK_BUTTON_MIDDLE)
               start_spinning (spin, event->window, gtk_adjustment_get_page_increment (priv->adjustment));
             else
               priv->click_child = event->window;
@@ -1385,7 +1385,7 @@ gtk_spin_button_button_release (GtkWidget      *widget,
 
       gtk_spin_button_stop_spinning (spin);
 
-      if (event->button == 3)
+      if (event->button == GDK_BUTTON_SECONDARY)
         {
           gdouble diff;