diff --git a/src/common/filter_parameter/rich_parameter.cpp b/src/common/filter_parameter/rich_parameter.cpp
index 8a21fd37c..1d360f8df 100644
--- a/src/common/filter_parameter/rich_parameter.cpp
+++ b/src/common/filter_parameter/rich_parameter.cpp
@@ -28,6 +28,16 @@ const Value& RichParameter::value() const
     return *val;
 }
 
+const QString& RichParameter::fieldDescription() const
+{
+    return fieldDesc;
+}
+
+const QString& RichParameter::toolTip() const
+{
+    return tooltip;
+}
+
 Value& RichParameter::value()
 {
     return *val;
diff --git a/src/common/filter_parameter/rich_parameter.h b/src/common/filter_parameter/rich_parameter.h
index c2ba8eb34..32973fddb 100644
--- a/src/common/filter_parameter/rich_parameter.h
+++ b/src/common/filter_parameter/rich_parameter.h
@@ -39,6 +39,8 @@ public:
 
 	const QString& name() const;
 	const Value& value() const;
+	const QString& fieldDescription() const;
+	const QString& toolTip() const;
 	Value& value();
 	virtual void accept(Visitor& v) = 0;
 	virtual RichParameter* clone() const = 0;
@@ -50,7 +52,6 @@ protected:
 	QString pName;
 
 	Value* val;
-public:
 	QString fieldDesc;
 	QString tooltip;
 };
diff --git a/src/common/filter_parameter/visitor.cpp b/src/common/filter_parameter/visitor.cpp
index 66495eb51..3068ceec2 100644
--- a/src/common/filter_parameter/visitor.cpp
+++ b/src/common/filter_parameter/visitor.cpp
@@ -76,7 +76,7 @@ void RichParameterCopyConstructor::visit( RichMesh& pd )
 {
     lastCreated = new RichMesh(pd);
 //    if (pd.val != NULL)
-//        lastCreated = new RichMesh(pd.name(),pd.value().getMesh(),pd.value().getMesh(),pd.meshdoc,pd.fieldDesc,pd.tooltip);
+//        lastCreated = new RichMesh(pd.name(),pd.value().getMesh(),pd.value().getMesh(),pd.meshdoc,pd.fieldDescription(),pd.toolTip());
 //    else
 //        lastCreated = new RichMesh(pd.name(),pd.meshindex);
 }
@@ -103,27 +103,27 @@ void RichParameterXMLVisitor::visit( RichBool& pd )
         v = "true";
     else
         v = "false";
-    fillRichParameterAttribute("RichBool",pd.name(),v,pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichBool",pd.name(),v,pd.fieldDescription(),pd.toolTip());
 }
 
 void RichParameterXMLVisitor::visit( RichInt& pd )
 {
-    fillRichParameterAttribute("RichInt",pd.name(),QString::number(pd.value().getInt()),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichInt",pd.name(),QString::number(pd.value().getInt()),pd.fieldDescription(),pd.toolTip());
 }
 
 void RichParameterXMLVisitor::visit( RichFloat& pd )
 {
-    fillRichParameterAttribute("RichFloat",pd.name(),QString::number(pd.value().getFloat()),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichFloat",pd.name(),QString::number(pd.value().getFloat()),pd.fieldDescription(),pd.toolTip());
 }
 
 void RichParameterXMLVisitor::visit( RichString& pd )
 {
-    fillRichParameterAttribute("RichString",pd.name(),pd.value().getString(),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichString",pd.name(),pd.value().getString(),pd.fieldDescription(),pd.toolTip());
 }
 
 void RichParameterXMLVisitor::visit( RichMatrix44f& pd )
 {
-    fillRichParameterAttribute("RichMatrix44f",pd.name(),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichMatrix44f",pd.name(),pd.fieldDescription(),pd.toolTip());
     vcg::Matrix44f mat = pd.value().getMatrix44f();
     for(unsigned int ii = 0;ii < 16;++ii)
         parElem.setAttribute(QString("val")+QString::number(ii),QString::number(mat.V()[ii]));
@@ -131,7 +131,7 @@ void RichParameterXMLVisitor::visit( RichMatrix44f& pd )
 
 void RichParameterXMLVisitor::visit( RichPoint3f& pd )
 {
-    fillRichParameterAttribute("RichPoint3f",pd.name(),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichPoint3f",pd.name(),pd.fieldDescription(),pd.toolTip());
     vcg::Point3f p = pd.value().getPoint3f();
     parElem.setAttribute("x",QString::number(p.X()));
     parElem.setAttribute("y",QString::number(p.Y()));
@@ -140,14 +140,14 @@ void RichParameterXMLVisitor::visit( RichPoint3f& pd )
 
 void RichParameterXMLVisitor::visit( RichShotf& pd )
 {
-  fillRichParameterAttribute("RichShotf",pd.name(),pd.fieldDesc,pd.tooltip);
+  fillRichParameterAttribute("RichShotf",pd.name(),pd.fieldDescription(),pd.toolTip());
   assert(0); // TODO !!!!
 }
 
 
 void RichParameterXMLVisitor::visit( RichColor& pd )
 {
-    fillRichParameterAttribute("RichColor",pd.name(),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichColor",pd.name(),pd.fieldDescription(),pd.toolTip());
     QColor p = pd.value().getColor();
     parElem.setAttribute("r",QString::number(p.red()));
     parElem.setAttribute("g",QString::number(p.green()));
@@ -157,14 +157,14 @@ void RichParameterXMLVisitor::visit( RichColor& pd )
 
 void RichParameterXMLVisitor::visit( RichAbsPerc& pd )
 {
-    fillRichParameterAttribute("RichAbsPerc",pd.name(),QString::number(pd.value().getAbsPerc()),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichAbsPerc",pd.name(),QString::number(pd.value().getAbsPerc()),pd.fieldDescription(),pd.toolTip());
     parElem.setAttribute("min",QString::number(pd.min));
     parElem.setAttribute("max",QString::number(pd.max));
 }
 
 void RichParameterXMLVisitor::visit( RichEnum& pd )
 {
-    fillRichParameterAttribute("RichEnum",pd.name(),QString::number(pd.value().getEnum()),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichEnum",pd.name(),QString::number(pd.value().getEnum()),pd.fieldDescription(),pd.toolTip());
     parElem.setAttribute("enum_cardinality",pd.enumvalues.size());
     for(int ii = 0; ii < pd.enumvalues.size();++ii)
         parElem.setAttribute(QString("enum_val")+QString::number(ii),pd.enumvalues.at(ii));
@@ -178,14 +178,14 @@ void RichParameterXMLVisitor::visit( RichEnum& pd )
 
 void RichParameterXMLVisitor::visit(RichDynamicFloat& pd)
 {
-    fillRichParameterAttribute("RichDynamicFloat",pd.name(),QString::number(pd.value().getDynamicFloat()),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichDynamicFloat",pd.name(),QString::number(pd.value().getDynamicFloat()),pd.fieldDescription(),pd.toolTip());
     parElem.setAttribute("min",QString::number(pd.min));
     parElem.setAttribute("max",QString::number(pd.max));
 }
 
 void RichParameterXMLVisitor::visit( RichOpenFile& pd )
 {
-    fillRichParameterAttribute("RichOpenFile",pd.name(),pd.value().getFileName(),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichOpenFile",pd.name(),pd.value().getFileName(),pd.fieldDescription(),pd.toolTip());
     parElem.setAttribute("exts_cardinality",pd.exts.size());
     for(int ii = 0; ii < pd.exts.size();++ii)
         parElem.setAttribute(QString("ext_val")+QString::number(ii),pd.exts[ii]);
@@ -193,14 +193,14 @@ void RichParameterXMLVisitor::visit( RichOpenFile& pd )
 
 void RichParameterXMLVisitor::visit( RichSaveFile& pd )
 {
-    fillRichParameterAttribute("RichSaveFile",pd.name(),pd.value().getFileName(),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichSaveFile",pd.name(),pd.value().getFileName(),pd.fieldDescription(),pd.toolTip());
     parElem.setAttribute("ext",pd.ext);
 }
 
 void RichParameterXMLVisitor::visit( RichMesh& pd )
 {
 //	MeshDecoration* dec = reinterpret_cast<MeshDecoration*>(pd.pd);
-    fillRichParameterAttribute("RichMesh",pd.name(),QString::number(pd.meshindex),pd.fieldDesc,pd.tooltip);
+    fillRichParameterAttribute("RichMesh",pd.name(),QString::number(pd.meshindex),pd.fieldDescription(),pd.toolTip());
 }
 
 void RichParameterValueToStringVisitor::visit( RichBool& pd )
diff --git a/src/meshlab/stdpardialog.cpp b/src/meshlab/stdpardialog.cpp
index c74a8a81e..eea11d0ed 100644
--- a/src/meshlab/stdpardialog.cpp
+++ b/src/meshlab/stdpardialog.cpp
@@ -128,8 +128,8 @@ AbsPercWidget::AbsPercWidget(QWidget *p, RichAbsPerc* rabs):MeshLabWidget(p,rabs
     m_min = rabs->min;
     m_max = rabs->max;
 
-    fieldDesc = new QLabel(rp->fieldDesc + " (abs and %)",this);
-    fieldDesc->setToolTip(rp->tooltip);
+    fieldDesc = new QLabel(rp->fieldDescription() + " (abs and %)",this);
+    fieldDesc->setToolTip(rp->toolTip());
     absSB = new QDoubleSpinBox(this);
     percSB = new QDoubleSpinBox(this);
 
@@ -246,8 +246,8 @@ Point3fWidget::Point3fWidget(QWidget *p, RichPoint3f* rpf, QWidget *gla_curr): M
     //qDebug("Creating a Point3fWidget");
     paramName = rpf->name();
     //int row = gridLay->rowCount() - 1;
-    descLab = new QLabel(rpf->fieldDesc,this);
-    descLab->setToolTip(rpf->fieldDesc);
+    descLab = new QLabel(rpf->fieldDescription(),this);
+    descLab->setToolTip(rpf->fieldDescription());
     //gridLay->addWidget(descLab,row,0);
 
     vlay = new QHBoxLayout();
@@ -386,8 +386,8 @@ Matrix44fWidget::Matrix44fWidget(QWidget *p, RichMatrix44f* rpf,  QWidget *gla_c
     paramName = rpf->name();
     //int row = gridLay->rowCount() - 1;
 
-    descLab = new QLabel(rpf->fieldDesc,this);
-    descLab->setToolTip(rpf->fieldDesc);
+    descLab = new QLabel(rpf->fieldDescription(),this);
+    descLab->setToolTip(rpf->fieldDescription());
     //gridLay->addWidget(descLab,row,0,Qt::AlignTop);
     vlay = new QVBoxLayout();
     lay44 = new QGridLayout();
@@ -547,8 +547,8 @@ ShotfWidget::ShotfWidget(QWidget *p, RichShotf* rpf, QWidget *gla_curr): MeshLab
     paramName = rpf->name();
     //int row = gridLay->rowCount() - 1;
 
-    descLab = new QLabel(rpf->fieldDesc,p);
-    descLab->setToolTip(rpf->fieldDesc);
+    descLab = new QLabel(rpf->fieldDescription(),p);
+    descLab->setToolTip(rpf->fieldDescription());
     //gridLay->addWidget(descLab,row,0,Qt::AlignTop);
 
     hlay = new QHBoxLayout();
@@ -664,7 +664,7 @@ ComboWidget::ComboWidget(QWidget *p, RichParameter* rpar) :MeshLabWidget(p,rpar)
 void ComboWidget::Init(QWidget *p,int defaultEnum, QStringList values)
 {
     enumLabel = new QLabel(this);
-    enumLabel->setText(rp->fieldDesc);
+    enumLabel->setText(rp->fieldDescription());
     enumCombo = new QComboBox(this);
     enumCombo->addItems(values);
     setIndex(defaultEnum);
@@ -1041,7 +1041,7 @@ DynamicFloatWidget::DynamicFloatWidget(QWidget *p, RichDynamicFloat* rdf):MeshLa
 
     valueSlider = new QSlider(Qt::Horizontal,this);
     valueSlider->setSizePolicy(QSizePolicy::Expanding,QSizePolicy::Fixed);
-    fieldDesc = new QLabel(rp->fieldDesc,this);
+    fieldDesc = new QLabel(rp->fieldDescription(),this);
     valueSlider->setMinimum(0);
     valueSlider->setMaximum(100);
     valueSlider->setValue(floatToInt(rp->value().getFloat()));
@@ -1156,7 +1156,7 @@ MeshLabWidget::MeshLabWidget( QWidget* p,RichParameter* rpar )
     //setParent(p);
     if (rp!= NULL)
     {
-        helpLab = new QLabel("<small>"+rpar->tooltip +"</small>",this);
+        helpLab = new QLabel("<small>"+rpar->toolTip() +"</small>",this);
         helpLab->setTextFormat(Qt::RichText);
         helpLab->setWordWrap(true);
         helpLab->setVisible(false);
@@ -1200,8 +1200,8 @@ void MeshLabWidget::addWidgetToGridLayout( QGridLayout* lay, const int r)
 BoolWidget::BoolWidget(QWidget* p, RichBool* rb )
     :MeshLabWidget(p,rb)
 {
-    cb = new QCheckBox(rp->fieldDesc,this);
-    cb->setToolTip(rp->tooltip);
+    cb = new QCheckBox(rp->fieldDescription(),this);
+    cb->setToolTip(rp->toolTip());
     cb->setChecked(rp->value().getBool());
 
     connect(cb,SIGNAL(stateChanged(int)),p,SIGNAL(parameterChanged()));
@@ -1239,11 +1239,11 @@ void BoolWidget::addWidgetToGridLayout(QGridLayout* lay,const int r)
 LineEditWidget::LineEditWidget( QWidget* p,RichParameter* rpar )
     :MeshLabWidget(p,rpar)
 {
-    lab = new QLabel(rp->fieldDesc,this);
+    lab = new QLabel(rp->fieldDescription(),this);
     lned = new QLineEdit(this);
     //int row = gridLay->rowCount() -1;
 
-    lab->setToolTip(rp->tooltip);
+    lab->setToolTip(rp->toolTip());
     //gridLay->addWidget(lab,row,0);
     //gridLay->addWidget(lned,row,1);
     connect(lned,SIGNAL(editingFinished()),this,SLOT(changeChecker()));
@@ -1350,7 +1350,7 @@ ColorWidget::ColorWidget(QWidget *p, RichColor* newColor)
     :MeshLabWidget(p,newColor),pickcol()
 {
     colorLabel = new QLabel(this);
-    descLabel = new QLabel(rp->fieldDesc,this);
+    descLabel = new QLabel(rp->fieldDescription(),this);
     colorButton = new QPushButton(this);
     colorButton->setAutoFillBackground(true);
     colorButton->setFlat(true);
@@ -1518,7 +1518,7 @@ IOFileWidget::IOFileWidget( QWidget* p,RichParameter* rpar )
 	filename = new QLineEdit(this);
     filename->setText(tr(""));
     browse = new QPushButton(this);
-    descLab = new QLabel(rp->fieldDesc,this);
+    descLab = new QLabel(rp->fieldDescription(),this);
     browse->setText("...");
     //const QColor cl = rp->pd->defvalue().getColor();
     //resetWidgetValue();
diff --git a/src/meshlabserver/mainserver.cpp b/src/meshlabserver/mainserver.cpp
index a0e419245..25b9c89a9 100644
--- a/src/meshlabserver/mainserver.cpp
+++ b/src/meshlabserver/mainserver.cpp
@@ -120,7 +120,7 @@ public:
                     foreach(RichParameter* pp, FPM[filterAction->text()].paramList)
                     {
                         fprintf(fp,"<TR><TD> \\c %s  </TD> <TD> %s </TD> <TD><i> %s -- </i></TD> </TR>\n",
-                            qUtf8Printable(pp->value().typeName()), qUtf8Printable(pp->fieldDesc), qUtf8Printable(pp->tooltip));
+                            qUtf8Printable(pp->value().typeName()), qUtf8Printable(pp->fieldDescription()), qUtf8Printable(pp->toolTip()));
                     }
                     fprintf(fp,"</TABLE>\n");
                 }