[#1108] Add a signal in the client to notify successful or failed transfer

sflphone-client-gnome/src/dbus/callmanager-introspec.xml

@@ -111,6 +111,13 @@
       <arg type="s" name="device"  direction="out"/>
       <arg type="d" name="value"  direction="out"/>
     </signal>
+
+    <signal name="transferSucceded">
+    </signal>
+
+    <signal name="transferFailed">
+    </signal>
+
  
 <!--
     <signal name="error">

sflphone-common/src/dbus/callmanager-introspec.xml

@@ -111,10 +111,10 @@
       <arg type="d" name="value"  direction="out"/>
     </signal>
 
-    <signal name="transferSucceeded">
+    <signal name="transferSucceded">
     </signal>
 
-    <signal name="transferFailled">
+    <signal name="transferFailed">
     </signal>
  
 <!--

sflphone-common/src/managerimpl.cpp

@@ -504,6 +504,18 @@ ManagerImpl::transferCall(const CallID& id, const std::string& to)
     return returnValue;
 }
 
+void ManagerImpl::transferFailed()
+{
+  if(_dbus) _dbus->getCallManager()->transferFailed();
+}
+
+void ManagerImpl::transferSucceded()
+{
+  if(_dbus) _dbus->getCallManager()->transferSucceded();
+
+}
+
+
 //THREAD=Main : Call:Incoming
   bool
 ManagerImpl::refuseCall (const CallID& id)

sflphone-common/src/managerimpl.h

@@ -157,6 +157,16 @@ class ManagerImpl {
      */
     bool transferCall(const CallID& id, const std::string& to);
 
+    /**
+     * Notify the client the transfer is successful
+     */
+    void transferSucceded();
+
+    /**
+     * Notify the client that the transfer failed
+     */
+    void transferFailed();
+
     /**
      * Functions which occur with a user's action
      * Refuse the call

sflphone-common/src/sipvoiplink.cpp

@@ -2726,6 +2726,8 @@ void xfer_func_cb ( pjsip_evsub *sub, pjsip_event *event )
 				_debug ( "UserAgent: NORESOURCE for transfer!\n" );
 				link->transferStep2();
 				pjsip_evsub_terminate ( sub, PJ_TRUE );
+
+				Manager::instance().transferFailed();
 				return;
 			}
 
@@ -2734,6 +2736,8 @@ void xfer_func_cb ( pjsip_evsub *sub, pjsip_event *event )
 				_debug ( "UserAgent: transfered call RINGING!\n" );
 				link->transferStep2();
 				pjsip_evsub_terminate ( sub, PJ_TRUE );
+
+				Manager::instance().transferSucceded();
 				return;
 			}
 		}