added communitation between service and GUI part of VOIP plugin.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@4990 b45a01b8-16f6-495d-af2f-9b41ad6348cc

plugins/VOIP/gui/PluginGUIHandler.cpp

@@ -0,0 +1,13 @@
+#include <iostream>
+#include "PluginGUIHandler.h"
+
+void PluginGUIHandler::ReceivedInvitation(const QString& peer_id) 
+{
+	std::cerr << "****** Plugin GUI handler: received data!" << std::endl;
+}
+
+void PluginGUIHandler::ReceivedVoipData(const QString& peer_id) 
+{
+	std::cerr << "****** Plugin GUI handler: received invitation!" << std::endl;
+}
+

plugins/VOIP/gui/PluginGUIHandler.h

@@ -0,0 +1,17 @@
+// This class receives async-ed signals from the plugin notifier,
+// and executes GUI requests.
+//
+// It is never called directly: it is called by Qt signal-received callback,
+// in the main GUI thread.
+//
+
+#include <QObject>
+
+class PluginGUIHandler: public QObject
+{
+	Q_OBJECT
+
+	public slots:
+		void ReceivedInvitation(const QString& peer_id) ;
+		void ReceivedVoipData(const QString& peer_id) ;
+};

plugins/VOIP/gui/PluginNotifier.cpp

@@ -0,0 +1,10 @@
+#include "PluginNotifier.h"
+
+void PluginNotifier::notifyReceivedVoipInvite(const std::string& peer_id)
+{
+	emit voipInvitationReceived(QString::fromStdString(peer_id)) ;
+}
+void PluginNotifier::notifyReceivedVoipData(const std::string& peer_id)
+{
+	emit voipDataReceived(QString::fromStdString(peer_id)) ;
+}

plugins/VOIP/gui/PluginNotifier.h

@@ -0,0 +1,21 @@
+// This class is a Qt object to get notification from the plugin's service threads,
+// and responsible to pass the info the the GUI part.
+//
+// Because the GUI part is async-ed with the service, it is crucial to use the
+// QObject connect system to communicate between the p3Service and the gui part (handled by Qt)
+//
+
+#include <QObject>
+
+class PluginNotifier: public QObject
+{
+	Q_OBJECT
+
+	public:
+		void notifyReceivedVoipData(const std::string& peer_id) ;
+		void notifyReceivedVoipInvite(const std::string& peer_id) ;
+
+	signals:
+		void voipInvitationReceived(const QString&) ;	// signal emitted when an invitation has been received
+		void voipDataReceived(const QString&) ;			// signal emitted when some voip data has been received
+};