From 359534ee59aa0572ca2bba2c509b93682ff5beeb Mon Sep 17 00:00:00 2001
From: Marek Kasik <mkasik@redhat.com>
Date: Wed, 5 Aug 2015 11:14:39 +0200
Subject: [PATCH] GtkScrolledWindow: Don't handle key event when can't scroll

Don't return that a key event was handled when the corresponding
scrollbar can not scroll.

https://bugzilla.gnome.org/show_bug.cgi?id=753256
---
 gtk/gtkscrolledwindow.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/gtk/gtkscrolledwindow.c b/gtk/gtkscrolledwindow.c
index a56844f542..1c8536266d 100644
--- a/gtk/gtkscrolledwindow.c
+++ b/gtk/gtkscrolledwindow.c
@@ -2463,9 +2463,19 @@ gtk_scrolled_window_scroll_child (GtkScrolledWindow *scrolled_window,
     }
 
   if (horizontal)
-    adjustment = gtk_range_get_adjustment (GTK_RANGE (priv->hscrollbar));
+    {
+      if (may_hscroll (scrolled_window))
+        adjustment = gtk_range_get_adjustment (GTK_RANGE (priv->hscrollbar));
+      else
+        return FALSE;
+    }
   else
-    adjustment = gtk_range_get_adjustment (GTK_RANGE (priv->vscrollbar));
+    {
+      if (may_vscroll (scrolled_window))
+        adjustment = gtk_range_get_adjustment (GTK_RANGE (priv->vscrollbar));
+      else
+        return FALSE;
+    }
 
   if (adjustment)
     {