[gnome-documents] utils: remove obsolete set_activate_on_single_click() utility function

[Cosimo Cecchi <cosimoc src gnome org>]

commit 2c7007d0463ccac392b7a16240605165350eec36
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Tue Apr 2 17:05:52 2013 -0400

    utils: remove obsolete set_activate_on_single_click() utility function
    
    GtkTreeView now has the same feature built-in.

 src/lib/gd-utils.c |   51 ---------------------------------------------------
 src/lib/gd-utils.h |    3 ---
 src/manager.js     |    4 ++--
 3 files changed, 2 insertions(+), 56 deletions(-)
---
diff --git a/src/lib/gd-utils.c b/src/lib/gd-utils.c
index f9e3dab..1d1e367 100644
--- a/src/lib/gd-utils.c
+++ b/src/lib/gd-utils.c
@@ -113,57 +113,6 @@ gd_queue_thumbnail_job_for_file_finish (GAsyncResult *res)
   return g_simple_async_result_get_op_res_gboolean (simple);
 }
 
-/* taken from eel/eel-gtk-extensions.c */
-static gboolean 
-tree_view_button_press_callback (GtkWidget *tree_view,
-                                GdkEventButton *event,
-                                gpointer data)
-{
-       GtkTreePath *path;
-       GtkTreeViewColumn *column;
-
-       if (event->button == 1 && event->type == GDK_BUTTON_PRESS) {
-               if (gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (tree_view),
-                                                  event->x, event->y,
-                                                  &path,
-                                                  &column,
-                                                  NULL, 
-                                                  NULL)) {
-                       gtk_tree_view_row_activated
-                               (GTK_TREE_VIEW (tree_view), path, column);
-               }
-       }
-
-       return FALSE;
-}
-
-void
-gd_gtk_tree_view_set_activate_on_single_click (GtkTreeView *tree_view,
-                                               gboolean should_activate)
-{
-       guint button_press_id;
-
-       button_press_id = GPOINTER_TO_UINT 
-               (g_object_get_data (G_OBJECT (tree_view), 
-                                   "gd-tree-view-activate"));
-
-       if (button_press_id && !should_activate) {
-               g_signal_handler_disconnect (tree_view, button_press_id);
-               g_object_set_data (G_OBJECT (tree_view), 
-                                  "gd-tree-view-activate", 
-                                  NULL);
-       } else if (!button_press_id && should_activate) {
-               button_press_id = g_signal_connect 
-                       (tree_view,
-                        "button_press_event",
-                        G_CALLBACK  (tree_view_button_press_callback),
-                        NULL);
-               g_object_set_data (G_OBJECT (tree_view), 
-                                  "gd-tree-view-activate", 
-                                  GUINT_TO_POINTER (button_press_id));
-       }
-}
-
 const char *
 gd_filename_get_extension_offset (const char *filename)
 {
diff --git a/src/lib/gd-utils.h b/src/lib/gd-utils.h
index 583ffb0..daac363 100644
--- a/src/lib/gd-utils.h
+++ b/src/lib/gd-utils.h
@@ -32,9 +32,6 @@ void gd_queue_thumbnail_job_for_file_async (GFile *file,
 
 gboolean gd_queue_thumbnail_job_for_file_finish (GAsyncResult *res);
 
-void gd_gtk_tree_view_set_activate_on_single_click (GtkTreeView *tree_view,
-                                                    gboolean should_activate);
-
 const char *gd_filename_get_extension_offset (const char *filename);
 
 char *gd_filename_strip_extension (const char * filename_with_extension);
diff --git a/src/manager.js b/src/manager.js
index 1a9d08c..57267a2 100644
--- a/src/manager.js
+++ b/src/manager.js
@@ -230,10 +230,10 @@ const BaseView = new Lang.Class({
         this._model = new BaseModel(manager);
         this._manager = manager;
 
-        this.widget = new Gtk.TreeView({ headers_visible: false,
+        this.widget = new Gtk.TreeView({ activate_on_single_click: true,
+                                         headers_visible: false,
                                          enable_search: false });
         this._treeView = this.widget;
-        GdPrivate.gtk_tree_view_set_activate_on_single_click(this._treeView, true);
         this._treeView.set_model(this._model.model);
 
         let selection = this._treeView.get_selection();