[gtk+/smooth-scrolling-for-3.4: 15/16] treeview: set GDK_SMOOTH_SCROLL_MASK

[Carlos Garnacho <carlosg src gnome org>]

commit 16161ed9266c5b3efb4c8e2b4b9b7d5ce0400997
Author: Carlos Garnacho <carlosg gnome org>
Date:   Tue Jan 24 12:18:27 2012 +0100

    treeview: set GDK_SMOOTH_SCROLL_MASK
    
    This is so smooth scroll events are send/handled by the
    parent GtkScrolledWindow if any.

 gtk/gtktreeview.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtktreeview.c b/gtk/gtktreeview.c
index 1d12d94..50193ee 100644
--- a/gtk/gtktreeview.c
+++ b/gtk/gtktreeview.c
@@ -2239,6 +2239,7 @@ gtk_tree_view_realize (GtkWidget *widget)
   attributes.height = allocation.height;
   attributes.event_mask = (GDK_EXPOSURE_MASK |
                            GDK_SCROLL_MASK |
+                           GDK_SMOOTH_SCROLL_MASK |
                            GDK_POINTER_MOTION_MASK |
                            GDK_ENTER_NOTIFY_MASK |
                            GDK_LEAVE_NOTIFY_MASK |