[baobab] Add a 'Close' button to the Infobar and clear the message when changing UI page

[Stefano Facchini <sfacchini src gnome org>]

commit c7e01d8d35caa5b7f7fb1b9a4cbde26d51b63308
Author: Stefano Facchini <stefano facchini gmail com>
Date:   Tue Apr 10 23:22:01 2012 +0200

    Add a 'Close' button to the Infobar and clear the message when changing UI page

 src/baobab-main-window.ui |    8 +++++++-
 src/baobab-window.vala    |    4 ++++
 2 files changed, 11 insertions(+), 1 deletions(-)
---
diff --git a/src/baobab-main-window.ui b/src/baobab-main-window.ui
index bf98771..f569bdf 100644
--- a/src/baobab-main-window.ui
+++ b/src/baobab-main-window.ui
@@ -163,12 +163,18 @@
         </child>
         <child internal-child="action_area">
           <object class="GtkButtonBox" id="infobar-action-area">
-            <property name="visible">False</property>
+            <property name="visible">True</property>
             <property name="can_focus">False</property>
             <property name="border_width">5</property>
             <property name="orientation">vertical</property>
             <property name="spacing">6</property>
             <property name="layout_style">end</property>
+            <child>
+              <object class="GtkButton" id="infobar-close-button">
+                <property name="visible">True</property>
+                <property name="label" translatable="yes">Close</property>
+              </object>
+            </child>
           </object>
         </child>
       </object>
diff --git a/src/baobab-window.vala b/src/baobab-window.vala
index 30c2bfa..862b0cd 100644
--- a/src/baobab-window.vala
+++ b/src/baobab-window.vala
@@ -132,6 +132,9 @@ namespace Baobab {
             setup_home_page ();
             setup_treeview (builder);
 
+            var infobar_close_button = builder.get_object ("infobar-close-button") as Gtk.Button;
+            infobar_close_button.clicked.connect (() => { clear_message (); });
+
             // To make it draggable like a primary toolbar
             toolbar.get_style_context ().add_class (Gtk.STYLE_CLASS_MENUBAR);
 
@@ -170,6 +173,7 @@ namespace Baobab {
                 scanner.cancel ();
             }
 
+            clear_message ();
             set_ui_page (UIPage.HOME);
         }