[gtk+] spinbutton: Set GDK_SCROLL_MASK explicitly



commit 939ed582eca24cada58fdd9918ba7ed9f030652d
Author: Carlos Garnacho <carlosg gnome org>
Date:   Thu Feb 23 14:46:47 2012 +0100

    spinbutton: Set GDK_SCROLL_MASK explicitly
    
    selecting for button press/release doesn't suffice anymore to
    get scroll events.

 gtk/gtkspinbutton.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkspinbutton.c b/gtk/gtkspinbutton.c
index 020d9fb..e3caddf 100644
--- a/gtk/gtkspinbutton.c
+++ b/gtk/gtkspinbutton.c
@@ -679,6 +679,8 @@ gtk_spin_button_init (GtkSpinButton *spin_button)
 
   context = gtk_widget_get_style_context (GTK_WIDGET (spin_button));
   gtk_style_context_add_class (context, GTK_STYLE_CLASS_SPINBUTTON);
+
+  gtk_widget_add_events (GTK_WIDGET (spin_button), GDK_SCROLL_MASK);
 }
 
 static void



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