tubes: keep contacts dialog updated on contacts' presence changes

- make the dialog - TubeContacts static pointer, so there is only one

Change-Id: I12f256bebc27ba31a82082d7107066de8079893c

2 files changed, 21 insertions, 0 deletions

diff --git a/tubes/inc/tubes/contact-list.hxx b/tubes/inc/tubes/contact-list.hxx
index 9c48ab7896ce..bb504dc7fafc 100644
--- a/tubes/inc/tubes/contact-list.hxx
+++ b/tubes/inc/tubes/contact-list.hxx
@@ -29,10 +29,12 @@
 #ifndef INCLUDED_TUBES_CONTACT_LIST_HXX
 #define INCLUDED_TUBES_CONTACT_LIST_HXX
 
+#include <set>
 #include <utility>
 #include <vector>
 
 #include "tubes/tubesdllapi.h"
+#include <tubes/warnings_guard_boost_signals2.hpp>
 
 typedef struct _TpAccount TpAccount;
 typedef struct _TpContact TpContact;
@@ -49,8 +51,12 @@ public:
 
     AccountContactPairV     getContacts();
 
+    /** Emitted when a contact changes its presence. */
+    boost::signals2::signal<void ()> sigContactListChanged;
+
 private:
     TpAccountManager*       mpAccountManager;
+    std::set< TpContact* >  maRegistered;
 
 };
 
diff --git a/tubes/source/contact-list.cxx b/tubes/source/contact-list.cxx
index 0d4680358fd3..78f84b534417 100644
--- a/tubes/source/contact-list.cxx
+++ b/tubes/source/contact-list.cxx
@@ -92,6 +92,15 @@ tb_contact_is_online (TpContact *contact)
     }
 }
 
+static void presence_changed_cb( TpContact* /* contact */,
+                                 guint      /* type */,
+                                 gchar*     /* status */,
+                                 gchar*     /* message */,
+                                 gpointer   pContactList )
+{
+    reinterpret_cast<ContactList*> (pContactList)->sigContactListChanged();
+}
+
 AccountContactPairV ContactList::getContacts()
 {
   GList *accounts;
@@ -121,6 +130,12 @@ AccountContactPairV ContactList::getContacts()
         {
           TpContact *contact =
               reinterpret_cast<TpContact *>(g_ptr_array_index (contacts, i));
+          if (maRegistered.find (contact) == maRegistered.end())
+          {
+              maRegistered.insert (contact);
+              g_signal_connect (contact, "presence-changed",
+                      G_CALLBACK (presence_changed_cb), this );
+          }
 
           if (contact != self &&
               tb_contact_is_online (contact))