[gtk+] GtkScrolledWindow: Don't require proximity for track points

[Matthias Clasen <matthiasc src gnome org>]

commit 11eb64a2b69f02d916d0448065a5108ad106f30c
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jan 9 21:09:22 2015 -0500

    GtkScrolledWindow: Don't require proximity for track points
    
    These are hard to navigate precisely, so show wide scrollbars
    right away.

 gtk/gtkscrolledwindow.c |   20 ++++++++++----------
 1 files changed, 10 insertions(+), 10 deletions(-)
---
diff --git a/gtk/gtkscrolledwindow.c b/gtk/gtkscrolledwindow.c
index 9c709bc..f4e85fd 100644
--- a/gtk/gtkscrolledwindow.c
+++ b/gtk/gtkscrolledwindow.c
@@ -440,7 +440,7 @@ gtk_scrolled_window_class_init (GtkScrolledWindowClass *class)
 
   class->scroll_child = gtk_scrolled_window_scroll_child;
   class->move_focus_out = gtk_scrolled_window_move_focus_out;
-  
+
   g_object_class_install_property (gobject_class,
                                    PROP_HADJUSTMENT,
                                    g_param_spec_object ("hadjustment",
@@ -1040,7 +1040,6 @@ captured_event_cb (GtkWidget *widget,
   GtkScrolledWindow *sw;
   GdkInputSource input_source;
   GdkDevice *source_device;
-  gboolean indicator_close;
 
   sw = GTK_SCROLLED_WINDOW (widget);
   priv = sw->priv;
@@ -1064,17 +1063,18 @@ captured_event_cb (GtkWidget *widget,
       indicator_start_fade (&priv->hindicator, 1.0);
       indicator_start_fade (&priv->vindicator, 1.0);
 
-      /* Check whether we're hovering close to the vertical scrollbar */
-      indicator_close = check_update_scrollbar_proximity (sw, &priv->vindicator,
-                                                          event);
-
-      if (!indicator_close)
+      if (strstr (gdk_device_get_name (source_device), "TrackPoint"))
         {
-          /* Otherwise check the horizontal scrollbar */
-          check_update_scrollbar_proximity (sw, &priv->hindicator, event);
+          indicator_set_over (&priv->hindicator, TRUE);
+          indicator_set_over (&priv->vindicator, TRUE);
         }
       else
-        indicator_set_over (&priv->hindicator, FALSE);
+        {
+          if (!check_update_scrollbar_proximity (sw, &priv->vindicator, event))
+            check_update_scrollbar_proximity (sw, &priv->hindicator, event);
+          else
+            indicator_set_over (&priv->hindicator, FALSE);
+        }
     }
   else if (event->type == GDK_LEAVE_NOTIFY &&
            event->crossing.mode == GDK_CROSSING_UNGRAB)