[gnome-software] Improve keynav on the details page

[Matthias Clasen <matthiasc src gnome org>]

commit 3586c4f51a5bc89f3a77a2fc829c52354125e37a
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Oct 7 20:58:43 2013 -0400

    Improve keynav on the details page
    
    Arrange things so Page Up/Down work to scroll the list when
    the details page appears. Also keep the focus widget in view
    when tabbing around.

 src/gnome-software.ui  |    2 +-
 src/gs-shell-details.c |   10 ++++++++++
 2 files changed, 11 insertions(+), 1 deletions(-)
---
diff --git a/src/gnome-software.ui b/src/gnome-software.ui
index 73465a9..cf77ce1 100644
--- a/src/gnome-software.ui
+++ b/src/gnome-software.ui
@@ -692,7 +692,7 @@
               <object class="GtkScrolledWindow" id="scrolledwindow_details">
                 <property name="visible">True</property>
                 <property name="shadow_type">none</property>
-                <property name="can_focus">False</property>
+                <property name="can_focus">True</property>
                 <property name="hscrollbar_policy">never</property>
                 <property name="vscrollbar_policy">automatic</property>
 
diff --git a/src/gs-shell-details.c b/src/gs-shell-details.c
index eb2f919..a2de051 100644
--- a/src/gs-shell-details.c
+++ b/src/gs-shell-details.c
@@ -166,6 +166,9 @@ gs_shell_details_refresh (GsShellDetails *shell_details)
                        g_assert_not_reached ();
                }
        }
+
+       widget = GTK_WIDGET (gtk_builder_get_object (priv->builder, "scrolledwindow_details"));
+       gs_grab_focus_when_mapped (widget);
 }
 
 /**
@@ -621,6 +624,7 @@ gs_shell_details_setup (GsShellDetails *shell_details,
        GtkWidget *widget;
        GtkListBox *list_box;
        GtkWidget *sw;
+       GtkAdjustment *adj;
 
        g_return_if_fail (GS_IS_SHELL_DETAILS (shell_details));
 
@@ -664,6 +668,12 @@ gs_shell_details_setup (GsShellDetails *shell_details,
         widget = gtk_scrolled_window_get_vscrollbar (GTK_SCROLLED_WINDOW (sw));
         g_signal_connect (widget, "map", G_CALLBACK (scrollbar_mapped_cb), sw);
         g_signal_connect (widget, "unmap", G_CALLBACK (scrollbar_mapped_cb), sw);
+
+       sw = GTK_WIDGET (gtk_builder_get_object (priv->builder, "scrolledwindow_details"));
+        adj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (sw));
+        widget = GTK_WIDGET (gtk_builder_get_object (builder, "box_details"));
+        gtk_container_set_focus_vadjustment (GTK_CONTAINER (widget), adj);
+
 }
 
 /**