Index: sources/gui/guiview.cpp
===================================================================
diff -u -r2085b749d1d0aafe823e840f5aa0bc88a340798a -r4c53c7c62df7562a6c0915f0c5af7ea0ed884ca3
--- sources/gui/guiview.cpp	(.../guiview.cpp)	(revision 2085b749d1d0aafe823e840f5aa0bc88a340798a)
+++ sources/gui/guiview.cpp	(.../guiview.cpp)	(revision 4c53c7c62df7562a6c0915f0c5af7ea0ed884ca3)
@@ -37,18 +37,40 @@
     // since we don't have access to GuiView object because it is created in Qml.
     // Connection to the GuiController made here
     // It should be defined in the class which wants to connect to signal.
-    connect(this          , SIGNAL(didActionTransmit(GuiActionType,GuiActionData)),
-            _GuiController,   SLOT( doActionTransmit(GuiActionType,GuiActionData)));
+    connect(this          , SIGNAL(didActionTransmit(GuiActionType,const QByteArray &)),
+            _GuiController,   SLOT( doActionTransmit(GuiActionType,const QByteArray &)));
+
 }
 
+QByteArray GuiView::fromVariant(const QVariant &vData)
+{
+    QByteArray mData;
+    if(vData.type() == QVariant::String) {
+        mData += vData.toByteArray();
+    } else {
+        mData += vData.toUInt();
+    }
+    return mData;
+}
+
 void GuiView::onActionReceive (GuiActionType vAction, GuiActionData vData)
 {
     // process the evaluation and notify GUI
     // process ...
     emit didActionReceive (vAction, vData);
 }
 
-void GuiView::doActionTransmit(GuiActionType vAction, GuiActionData vData)
+void GuiView::doActionTransmit(GuiActionType vAction, const QVariantList &vData)
 {
-    emit didActionTransmit(vAction, vData);
+    QByteArray mData;
+    for (auto data: vData) {
+        mData += fromVariant(data);
+    }
+    emit didActionTransmit(vAction, mData);
 }
+
+void GuiView::doActionTransmit(GuiActionType vAction, const QVariant &vData)
+{
+    QByteArray mData = fromVariant(vData);
+    emit didActionTransmit(vAction, mData);
+}