[gedit] open-selector: focus search entry special case

[Sebastien Lafargue <slafargue src gnome org>]

commit ae82f4d9caef73536c2e8783a2571f4917e68130
Author: Sebastien Lafargue <slafargue gnome org>
Date:   Wed Jan 14 23:20:33 2015 +0100

    open-selector: focus search entry special case
    
    When on treeview first row and hiting Up key
    ( cursor or keypad ), the focus go to
    search entry.

 gedit/gedit-open-document-selector.c |   40 ++++++++++++++++++++++++++++++++++
 1 files changed, 40 insertions(+), 0 deletions(-)
---
diff --git a/gedit/gedit-open-document-selector.c b/gedit/gedit-open-document-selector.c
index 706e871..ae3e071 100644
--- a/gedit/gedit-open-document-selector.c
+++ b/gedit/gedit-open-document-selector.c
@@ -578,6 +578,41 @@ populate_liststore (GeditOpenDocumentSelector *selector)
        gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30, real_populate_liststore, selector, NULL);
 }
 
+static gboolean
+on_treeview_key_press (GtkTreeView               *treeview,
+                       GdkEventKey               *event,
+                       GeditOpenDocumentSelector *selector)
+{
+       guint keyval;
+       gboolean is_control_pressed;
+       GtkTreeSelection *tree_selection;
+       GtkTreePath *root_path;
+       GdkModifierType modifiers;
+
+       if (gdk_event_get_keyval ((GdkEvent *)event, &keyval) == TRUE)
+       {
+               tree_selection = gtk_tree_view_get_selection (treeview);
+               root_path = gtk_tree_path_new_from_string ("0");
+
+               modifiers = gtk_accelerator_get_default_mod_mask ();
+               is_control_pressed = (event->state & modifiers) == GDK_CONTROL_MASK;
+
+               if ((keyval == GDK_KEY_Up || keyval == GDK_KEY_KP_Up) &&
+                   !is_control_pressed)
+               {
+                       if (gtk_tree_selection_path_is_selected (tree_selection, root_path))
+                       {
+                               gtk_tree_selection_unselect_all (tree_selection);
+                               gtk_widget_grab_focus (selector->recent_search_entry);
+
+                               return GDK_EVENT_STOP;
+                       }
+               }
+       }
+
+       return GDK_EVENT_PROPAGATE;
+}
+
 static void
 on_entry_changed (GtkEntry                  *entry,
                   GeditOpenDocumentSelector *selector)
@@ -1125,6 +1160,11 @@ gedit_open_document_selector_init (GeditOpenDocumentSelector *selector)
                          "size-allocate",
                          G_CALLBACK (on_treeview_allocate),
                          selector);
+
+       g_signal_connect (priv->treeview,
+                         "key-press-event",
+                         G_CALLBACK (on_treeview_key_press),
+                         selector);
 }
 
 GeditOpenDocumentSelector *