[gucharmap] gucharmap: Use smooth scroll mask

[Olivier Fourdan <ofourdan src gnome org>]

commit cb9f96fcaafb085b1c9349fdaff44b503d5e8686
Author: Olivier Fourdan <ofourdan redhat com>
Date:   Mon May 2 17:02:24 2016 +0200

    gucharmap: Use smooth scroll mask
    
    https://bugzilla.gnome.org/show_bug.cgi?id=764595

 gucharmap/gucharmap-chartable.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/gucharmap/gucharmap-chartable.c b/gucharmap/gucharmap-chartable.c
index a97f4ec..c907c6f 100644
--- a/gucharmap/gucharmap-chartable.c
+++ b/gucharmap/gucharmap-chartable.c
@@ -1918,7 +1918,8 @@ gucharmap_chartable_init (GucharmapChartable *chartable)
   gtk_widget_set_events (widget,
           GDK_EXPOSURE_MASK | GDK_KEY_PRESS_MASK | GDK_BUTTON_PRESS_MASK |
           GDK_BUTTON_RELEASE_MASK | GDK_BUTTON3_MOTION_MASK |
-          GDK_BUTTON1_MOTION_MASK | GDK_FOCUS_CHANGE_MASK | GDK_SCROLL_MASK);
+          GDK_BUTTON1_MOTION_MASK | GDK_FOCUS_CHANGE_MASK |
+          GDK_SCROLL_MASK | GDK_SMOOTH_SCROLL_MASK);
 
   priv->target_list = gtk_target_list_new (NULL, 0);
   gtk_target_list_add_text_targets (priv->target_list, 0);