[gnome-calendar/search-improvements] search-label: show a friendly label when search entry is empty

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 66472d435016363682b9c774769a5872023d1a82
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Wed Jan 7 16:15:30 2015 -0200

    search-label: show a friendly label when search entry is empty

 data/ui/search-view.ui |   34 ++++++++++++++++++++++++++++------
 src/gcal-search-view.c |    2 ++
 2 files changed, 30 insertions(+), 6 deletions(-)
---
diff --git a/data/ui/search-view.ui b/data/ui/search-view.ui
index 78c2ad4..729ac86 100644
--- a/data/ui/search-view.ui
+++ b/data/ui/search-view.ui
@@ -67,14 +67,36 @@
                 <property name="can_focus">False</property>
                 <property name="shadow_type">none</property>
                 <child>
-                  <object class="GtkListBox" id="listbox">
+                  <object class="GtkGrid" id="search_grid">
                     <property name="visible">True</property>
                     <property name="can_focus">False</property>
-                    <property name="selection_mode">none</property>
-                    <signal name="row-activated" handler="open_event" object="GcalSearchView" swapped="no"/>
-                    <style>
-                      <class name="search-list"/>
-                    </style>
+                    <property name="hexpand">True</property>
+                    <property name="vexpand">True</property>
+                    <child>
+                      <object class="GtkLabel" id="empty_search_label">
+                        <property name="visible" bind-source="listbox" bind-property="visible" 
bind-flags="invert-boolean | bidirectional" />
+                        <property name="can_focus">False</property>
+                        <property name="hexpand">True</property>
+                        <property name="vexpand">True</property>
+                        <property name="label" translatable="yes">Use the entry above to search for 
events.</property>
+                      </object>
+                      <packing>
+                        <property name="left_attach">0</property>
+                        <property name="top_attach">1</property>
+                      </packing>
+                    </child>
+                    <child>
+                      <object class="GtkListBox" id="listbox">
+                        <property name="visible">True</property>
+                        <property name="can_focus">False</property>
+                        <property name="selection_mode">none</property>
+                        <signal name="row-activated" handler="open_event" object="GcalSearchView" 
swapped="no"/>
+                      </object>
+                      <packing>
+                        <property name="left_attach">0</property>
+                        <property name="top_attach">1</property>
+                      </packing>
+                    </child>
                   </object>
                 </child>
               </object>
diff --git a/src/gcal-search-view.c b/src/gcal-search-view.c
index 0e3b11d..8a7f327 100644
--- a/src/gcal-search-view.c
+++ b/src/gcal-search-view.c
@@ -735,6 +735,7 @@ gcal_search_view_search (GcalSearchView *view,
       }
 
       gcal_manager_set_query (priv->manager, search_query);
+      gtk_widget_show (priv->listbox);
 
       g_free (search_query);
     }
@@ -748,6 +749,7 @@ gcal_search_view_search (GcalSearchView *view,
        */
       g_hash_table_remove_all (priv->row_to_event);
       g_hash_table_remove_all (priv->events);
+      gtk_widget_hide (priv->listbox);
     }
 }