[baobab] window: select the row before opening the context menu

[Stefano Facchini <sfacchini src gnome org>]

commit 24a8a036bdb9a6415cd30d260bd9bb4a2e85e431
Author: Stefano Facchini <stefano facchini gmail com>
Date:   Fri Jun 26 11:23:52 2015 +0200

    window: select the row before opening the context menu
    
    https://bugzilla.gnome.org/show_bug.cgi?id=751521

 src/baobab-window.vala |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/src/baobab-window.vala b/src/baobab-window.vala
index 3baf13d..cc27e69 100644
--- a/src/baobab-window.vala
+++ b/src/baobab-window.vala
@@ -410,7 +410,11 @@ namespace Baobab {
         void setup_treeview () {
             treeview.button_press_event.connect ((event) => {
                 if (event.triggers_context_menu ()) {
-                    return show_treeview_popup (treeview_popup_menu, event);
+                    Gtk.TreePath path;
+                    if (treeview.get_path_at_pos ((int)event.x, (int)event.y, out path, null, null, null)) {
+                        treeview.get_selection ().select_path (path);
+                        return show_treeview_popup (treeview_popup_menu, event);
+                    }
                 }
 
                 return false;