diff --git a/conductor.cpp b/conductor.cpp
index 59050cda9..d32cac995 100644
--- a/conductor.cpp
+++ b/conductor.cpp
@@ -23,7 +23,6 @@ Conductor::Conductor(Terminal *p1, Terminal* p2, Element *parent, QGraphicsScene
 	terminal1(p1),
 	terminal2(p2),
 	destroyed(false),
-	type_(Multi),
 	segments(NULL),
 	previous_z_value(zValue()),
 	modified_path(false),
@@ -55,8 +54,8 @@ Conductor::Conductor(Terminal *p1, Terminal* p2, Element *parent, QGraphicsScene
 	
 	// ajout du champ de texte editable
 	text_item = new DiagramTextItem();
-	text_item -> setPlainText("_");
-	text_item -> previous_text = "_";
+	text_item -> setPlainText(properties_.text);
+	text_item -> previous_text = properties_.text;
 	calculateTextItemPosition();
 	text_item -> setParentItem(this);
 }
@@ -417,9 +416,9 @@ void Conductor::paint(QPainter *qp, const QStyleOptionGraphicsItem *options, QWi
 	
 	// dessin du conducteur
 	qp -> drawPath(path());
-	if (type_ == Single) {
+	if (properties_.type == ConductorProperties::Single) {
 		if (isSelected()) qp -> setBrush(Qt::red);
-		singleLineProperties.draw(
+		properties_.singleLineProperties.draw(
 			qp,
 			middleSegment() -> isHorizontal() ? QET::Horizontal : QET::Vertical,
 			QRectF(middleSegment() -> middle() - QPointF(10.0, 7.5), QSizeF(20.0, 15.0))
@@ -792,18 +791,8 @@ bool Conductor::hasClickedOn(QPointF press_point, QPointF point) const {
 */
 bool Conductor::fromXml(QDomElement &e) {
 	// recupere la "configuration" du conducteur
-	if (e.attribute("type") == typeToString(Single)) {
-		// recupere les parametres specifiques a un conducteur unifilaire
-		singleLineProperties.fromXml(e);
-		setConductorType(Conductor::Single);
-	} else if (e.attribute("type") == typeToString(Simple)) {
-		setConductorType(Conductor::Simple);
-	} else {
-		// recupere le champ de texte
-		text_item -> setPlainText(e.attribute("num"));
-		text_item -> previous_text = e.attribute("num");
-		setConductorType(Conductor::Multi);
-	}
+	properties_.fromXml(e);
+	readProperties();
 	
 	// parcourt les elements XML "segment" et en extrait deux listes de longueurs
 	// les segments non valides sont ignores
@@ -895,12 +884,7 @@ QDomElement Conductor::toXml(QDomDocument &d, QHash<Terminal *, int> &table_adr_
 	}
 	
 	// exporte la "configuration" du conducteur
-	e.setAttribute("type", typeToString(type_));
-	if (type_ == Single) {
-		singleLineProperties.toXml(d, e);
-	} else if (type_ == Multi) {
-		e.setAttribute("num", text_item -> toPlainText());
-	}
+	properties_.toXml(d, e);
 	return(e);
 }
 
@@ -1014,23 +998,6 @@ ConductorProfile Conductor::profile() const {
 	return(conductor_profile);
 }
 
-/// @return le type du conducteur
-Conductor::ConductorType Conductor::conductorType() const {
-	return(type_);
-}
-
-/**
-	Definit le conducteur comme etant unifilaire ou multifilaire
-	Un conducteur unifilaire peut arborer des symboles mais pas de texte
-	et vice-versa.
-	@param sl true pour un conducteur unifilaire, false pour un conducteur multifilaire
-*/
-void Conductor::setConductorType(ConductorType t) {
-	if (typeToString(t).isNull()) return;
-	type_ = t;
-	text_item -> setVisible(type_ == Conductor::Multi);
-}
-
 /// @return le texte du conducteur
 QString Conductor::text() const {
 	return(text_item -> toPlainText());
@@ -1044,178 +1011,21 @@ void Conductor::setText(const QString &t) {
 	text_item -> previous_text = t;
 }
 
-/**
-	Constructeur par defaut
-*/
-SingleLineProperties::SingleLineProperties() :
-	hasGround(true),
-	hasNeutral(true),
-	phases(1)
-{
+/// @param p les proprietes de ce conducteur
+void Conductor::setProperties(const ConductorProperties &p) {
+	properties_ = p;
+	readProperties();
 }
 
-/// Destructeur
-SingleLineProperties::~SingleLineProperties() {
+/// @return les proprietes de ce conducteur
+ConductorProperties Conductor::properties() const {
+	return(properties_);
 }
 
 /**
-	Definit le nombre de phases (0, 1, 2, ou 3)
-	@param n Nombre de phases
+	Relit les proprietes et les applique
 */
-void SingleLineProperties::setPhasesCount(int n) {
-	phases = qBound(0, n, 3);
-}
-
-/// @return le nombre de phases (0, 1, 2, ou 3)
-unsigned short int SingleLineProperties::phasesCount() {
-	return(phases);
-}
-
-/**
-	Dessine les symboles propres a un conducteur unifilaire
-	@param painter QPainter a utiliser pour dessiner les symboles
-	@param direction direction du segment sur lequel les symboles apparaitront
-	@param rect rectangle englobant le dessin ; utilise pour specifier a la fois la position et la taille du dessin
-*/
-void SingleLineProperties::draw(QPainter *painter, QET::ConductorSegmentType direction, const QRectF &rect) {
-	// s'il n'y a rien a dessiner, on retourne immediatement
-	if (!hasNeutral && !hasGround && !phases) return;
-	
-	// prepare le QPainter
-	painter -> save();
-	QPen pen(painter -> pen());
-	pen.setCapStyle(Qt::FlatCap);
-	pen.setJoinStyle(Qt::MiterJoin);
-	painter -> setPen(pen);
-	painter -> setRenderHint(QPainter::Antialiasing, true);
-	
-	uint symbols_count = (hasNeutral ? 1 : 0) + (hasGround ? 1 : 0) + phases;
-	qreal interleave;
-	qreal symbol_width;
-	if (direction == QET::Horizontal) {
-		interleave = rect.width() / (symbols_count + 1);
-		symbol_width = rect.width() / 12;
-		for (uint i = 1 ; i <= symbols_count ; ++ i) {
-			// dessine le tronc du symbole
-			QPointF symbol_p1(rect.x() + (i * interleave) + symbol_width, rect.y() + rect.height() * 0.75);
-			QPointF symbol_p2(rect.x() + (i * interleave) - symbol_width, rect.y() + rect.height() * 0.25);
-			painter -> drawLine(QLineF(symbol_p1, symbol_p2));
-			
-			// dessine le reste des symboles terre et neutre
-			if (hasGround && i == 1) {
-				drawGround(painter, direction, symbol_p2, symbol_width * 2.0);
-			} else if (hasNeutral && ((i == 1 && !hasGround) || (i == 2 && hasGround))) {
-				drawNeutral(painter, direction, symbol_p2, symbol_width * 1.35);
-			}
-		}
-	} else {
-		interleave = rect.height() / (symbols_count + 1);
-		symbol_width = rect.height() / 12;
-		for (uint i = 1 ; i <= symbols_count ; ++ i) {
-			// dessine le tronc du symbole
-			QPointF symbol_p2(rect.x() + rect.width() * 0.75, rect.y() + (i * interleave) - symbol_width);
-			QPointF symbol_p1(rect.x() + rect.width() * 0.25, rect.y() + (i * interleave) + symbol_width);
-			painter -> drawLine(QLineF(symbol_p1, symbol_p2));
-			
-			// dessine le reste des symboles terre et neutre
-			if (hasGround && i == 1) {
-				drawGround(painter, direction, symbol_p2, symbol_width * 2.0);
-			} else if (hasNeutral && ((i == 1 && !hasGround) || (i == 2 && hasGround))) {
-				drawNeutral(painter, direction, symbol_p2, symbol_width * 1.5);
-			}
-		}
-	}
-	painter -> restore();
-}
-
-/**
-	Dessine le segment correspondant au symbole de la terre sur un conducteur unifilaire
-	@param painter QPainter a utiliser pour dessiner le segment
-	@param direction direction du segment sur lequel le symbole apparaitra
-	@param center centre du segment
-	@param size taille du segment
-*/
-void SingleLineProperties::drawGround(QPainter *painter, QET::ConductorSegmentType direction, QPointF center, qreal size) {
-	painter -> save();
-	
-	// prepare le QPainter
-	painter -> setRenderHint(QPainter::Antialiasing, false);
-	QPen pen2(painter -> pen());
-	pen2.setCapStyle(Qt::SquareCap);
-	painter -> setPen(pen2);
-	
-	// dessine le segment representant la terre
-	qreal half_size = size / 2.0;
-	QPointF offset_point(
-		(direction == QET::Horizontal) ? half_size : 0.0,
-		(direction == QET::Horizontal) ? 0.0 : half_size
-	);
-	painter -> drawLine(
-		QLineF(
-			center + offset_point,
-			center - offset_point
-		)
-	);
-	
-	painter -> restore();
-}
-
-/**
-	Dessine le cercle correspondant au symbole du neutre sur un conducteur unifilaire
-	@param painter QPainter a utiliser pour dessiner le segment
-	@param direction direction du segment sur lequel le symbole apparaitra
-	@param center centre du cercle
-	@param size diametre du cercle
-*/
-void SingleLineProperties::drawNeutral(QPainter *painter, QET::ConductorSegmentType, QPointF center, qreal size) {
-	painter -> save();
-	
-	// prepare le QPainter
-	if (painter -> brush() == Qt::NoBrush) painter -> setBrush(Qt::black);
-	painter -> setPen(Qt::NoPen);
-	
-	// desine le cercle representant le neutre
-	painter -> drawEllipse(
-		QRectF(
-			center - QPointF(size / 2.0, size / 2.0),
-			QSizeF(size, size)
-		)
-	);
-	
-	painter -> restore();
-}
-
-/**
-	exporte les parametres du conducteur unifilaire sous formes d'attributs XML
-	ajoutes a l'element e.
-	@param d Document XML ; utilise pour ajouter (potentiellement) des elements XML
-	@param e Element XML auquel seront ajoutes des attributs
-*/
-void SingleLineProperties::toXml(QDomDocument &, QDomElement &e) const {
-	e.setAttribute("ground",  hasGround  ? "true" : "false");
-	e.setAttribute("neutral", hasNeutral ? "true" : "false");
-	e.setAttribute("phase",   phases);
-}
-
-/**
-	importe les parametres du conducteur unifilaire a partir des attributs XML
-	de l'element e
-	@param e Element XML dont les attributs seront lus
-*/
-void SingleLineProperties::fromXml(QDomElement &e) {
-	hasGround  = e.attribute("ground")  == "true";
-	hasNeutral = e.attribute("neutral") == "true";
-	setPhasesCount(e.attribute("phase").toInt());
-}
-
-/**
-	
-*/
-QString Conductor::typeToString(ConductorType t) {
-	switch(t) {
-		case Simple: return("simple");
-		case Single: return("single");
-		case Multi:  return("mutli");
-		default: return(QString());
-	}
+void Conductor::readProperties() {
+	setText(properties_.text);
+	text_item -> setVisible(properties_.type == ConductorProperties::Multi);
 }
diff --git a/conductor.h b/conductor.h
index 85347125e..cce5b023a 100644
--- a/conductor.h
+++ b/conductor.h
@@ -3,28 +3,10 @@
 #include <QtGui>
 #include "terminal.h"
 #include "conductorprofile.h"
+#include "conductorproperties.h"
 #include "diagramtextitem.h"
 class ConductorSegment;
 class Element;
-/**
-	Cette classe represente les proprietes specifiques a un conducteur unifilaire
-*/
-class SingleLineProperties {
-	public:
-	SingleLineProperties();
-	virtual ~SingleLineProperties();
-	void setPhasesCount(int);
-	unsigned short int phasesCount();
-	void draw(QPainter *, QET::ConductorSegmentType, const QRectF &);
-	void toXml(QDomDocument &, QDomElement &) const;
-	void fromXml(QDomElement &);
-	bool hasGround;
-	bool hasNeutral;
-	private:
-	unsigned short int phases;
-	void drawGround (QPainter *, QET::ConductorSegmentType, QPointF, qreal);
-	void drawNeutral(QPainter *, QET::ConductorSegmentType, QPointF, qreal);
-};
 
 /**
 	Cette classe represente un conducteur. Un conducteur relie deux bornes d'element.
@@ -42,14 +24,11 @@ class Conductor : public QGraphicsPathItem {
 	// attributs
 	public:
 	enum { Type = UserType + 1001 };
-	enum ConductorType { Simple, Single, Multi };
 	
 	/// premiere borne a laquelle le fil est rattache
 	Terminal *terminal1;
 	/// deuxieme borne a laquelle le fil est rattache
 	Terminal *terminal2;
-	/// caracteristiques des conducteurs unifilaires
-	SingleLineProperties singleLineProperties;
 	
 	// methodes
 	public:
@@ -70,10 +49,11 @@ class Conductor : public QGraphicsPathItem {
 	bool fromXml(QDomElement &);
 	QDomElement toXml(QDomDocument &, QHash<Terminal *, int> &) const;
 	const QList<ConductorSegment *> segmentsList() const;
+	void setProperties(const ConductorProperties &);
+	ConductorProperties properties() const;
 	void setProfile(const ConductorProfile &);
 	ConductorProfile profile() const;
-	ConductorType conductorType() const;
-	void setConductorType(ConductorType);
+	void readProperties();
 	
 	protected:
 	virtual void mousePressEvent(QGraphicsSceneMouseEvent *);
@@ -82,10 +62,10 @@ class Conductor : public QGraphicsPathItem {
 	virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *);
 	
 	private:
+	/// caracteristiques du conducteur
+	ConductorProperties properties_;
 	/// booleen indiquant si le fil est encore valide
 	bool destroyed;
-	/// enum indiquant le mode du conducteur : simple, unifilaire ou non
-	ConductorType type_;
 	/// champ de texte editable pour les conducteurs non unifilaires
 	DiagramTextItem *text_item;
 	/// segments composant le conducteur
@@ -124,6 +104,5 @@ class Conductor : public QGraphicsPathItem {
 	static QPointF extendTerminal(const QPointF &, QET::Orientation, qreal = 12.0);
 	static qreal conductor_bound(qreal, qreal, qreal, qreal = 0.0);
 	static qreal conductor_bound(qreal, qreal, bool);
-	static QString typeToString(ConductorType);
 };
 #endif
diff --git a/conductorpropertieswidget.cpp b/conductorpropertieswidget.cpp
index f60370856..3cb73cdc2 100644
--- a/conductorpropertieswidget.cpp
+++ b/conductorpropertieswidget.cpp
@@ -6,12 +6,23 @@
 	@param parent QWidget parent
 */
 ConductorPropertiesWidget::ConductorPropertiesWidget(QWidget *parent) :
-	QWidget(parent),
-	type_(Conductor::Multi)
+	QWidget(parent)
 {
 	buildInterface();
 }
 
+/**
+	Constructeur
+	@param parent QWidget parent
+	@param cp Proprietes a editer
+*/
+ConductorPropertiesWidget::ConductorPropertiesWidget(const ConductorProperties &cp, QWidget *parent) :
+	QWidget(parent)
+{
+	buildInterface();
+	setConductorProperties(cp);
+}
+
 /// construit l'interface du widget
 void ConductorPropertiesWidget::buildInterface() {
 	
@@ -69,56 +80,65 @@ void ConductorPropertiesWidget::buildInterface() {
 	groupbox_layout -> addLayout(singleline_layout1);
 	
 	radio_buttons = new QButtonGroup(this);
-	radio_buttons -> addButton(simple,     Conductor::Simple);
-	radio_buttons -> addButton(multiline,  Conductor::Multi);
-	radio_buttons -> addButton(singleline, Conductor::Single);
+	radio_buttons -> addButton(simple,     ConductorProperties::Simple);
+	radio_buttons -> addButton(multiline,  ConductorProperties::Multi);
+	radio_buttons -> addButton(singleline, ConductorProperties::Single);
 	
 	buildConnections();
-	setConductorType(Conductor::Multi);
+	setConductorType(ConductorProperties::Multi);
 }
 
 /// Met en place les connexions signaux/slots
 void ConductorPropertiesWidget::buildConnections() {
-	connect(phase_slider,      SIGNAL(valueChanged(int)),  phase_spinbox, SLOT(setValue(int)));
-	connect(phase_spinbox,     SIGNAL(valueChanged(int)),  phase_slider,  SLOT(setValue(int)));
-	connect(ground_checkbox,   SIGNAL(toggled(bool)),      this,          SLOT(updateSingleLineConfig()));
-	connect(neutral_checkbox,  SIGNAL(toggled(bool)),      this,          SLOT(updateSingleLineConfig()));
-	connect(phase_checkbox,    SIGNAL(toggled(bool)),      this,          SLOT(updateSingleLineConfig()));
-	connect(phase_slider,      SIGNAL(valueChanged(int)),  this,          SLOT(updateSingleLineConfig()));
-	connect(radio_buttons,     SIGNAL(buttonClicked(int)), this,          SLOT(setConductorType(int)));
+	connect(phase_slider,      SIGNAL(valueChanged(int)),            phase_spinbox, SLOT(setValue(int)));
+	connect(phase_spinbox,     SIGNAL(valueChanged(int)),            phase_slider,  SLOT(setValue(int)));
+	connect(ground_checkbox,   SIGNAL(toggled(bool)),                this,          SLOT(updateConfig()));
+	connect(neutral_checkbox,  SIGNAL(toggled(bool)),                this,          SLOT(updateConfig()));
+	connect(phase_checkbox,    SIGNAL(toggled(bool)),                this,          SLOT(updateConfig()));
+	connect(phase_slider,      SIGNAL(valueChanged(int)),            this,          SLOT(updateConfig()));
+	connect(radio_buttons,     SIGNAL(buttonClicked(int)),           this,          SLOT(updateConfig()));
+	connect(text_field,        SIGNAL(textChanged(const QString &)), this,          SLOT(updateConfig()));
 }
 
 /// Enleve les connexions signaux/slots
 void ConductorPropertiesWidget::destroyConnections() {
-	disconnect(phase_slider,      SIGNAL(valueChanged(int)),  phase_spinbox, SLOT(setValue(int)));
-	disconnect(phase_spinbox,     SIGNAL(valueChanged(int)),  phase_slider,  SLOT(setValue(int)));
-	disconnect(ground_checkbox,   SIGNAL(toggled(bool)),      this,          SLOT(updateSingleLineConfig()));
-	disconnect(neutral_checkbox,  SIGNAL(toggled(bool)),      this,          SLOT(updateSingleLineConfig()));
-	disconnect(phase_checkbox,    SIGNAL(toggled(bool)),      this,          SLOT(updateSingleLineConfig()));
-	disconnect(phase_slider,      SIGNAL(valueChanged(int)),  this,          SLOT(updateSingleLineConfig()));
-	disconnect(radio_buttons,     SIGNAL(buttonClicked(int)), this,          SLOT(setConductorType(int)));
+	disconnect(phase_slider,      SIGNAL(valueChanged(int)),            phase_spinbox, SLOT(setValue(int)));
+	disconnect(phase_spinbox,     SIGNAL(valueChanged(int)),            phase_slider,  SLOT(setValue(int)));
+	disconnect(ground_checkbox,   SIGNAL(toggled(bool)),                this,          SLOT(updateConfig()));
+	disconnect(neutral_checkbox,  SIGNAL(toggled(bool)),                this,          SLOT(updateConfig()));
+	disconnect(phase_checkbox,    SIGNAL(toggled(bool)),                this,          SLOT(updateConfig()));
+	disconnect(phase_slider,      SIGNAL(valueChanged(int)),            this,          SLOT(updateConfig()));
+	disconnect(radio_buttons,     SIGNAL(buttonClicked(int)),           this,          SLOT(updateConfig()));
+	disconnect(text_field,        SIGNAL(textChanged(const QString &)), this,          SLOT(updateConfig()));
 }
 
 /// Destructeur
 ConductorPropertiesWidget::~ConductorPropertiesWidget() {
 }
 
-/// Met a jour les proprietes unifilaires
-void ConductorPropertiesWidget::updateSingleLineConfig() {
-	slp.hasGround = ground_checkbox -> isChecked();
-	slp.hasNeutral = neutral_checkbox -> isChecked();
-	slp.setPhasesCount(phase_checkbox -> isChecked() ? phase_spinbox -> value() : 0);
-	updatePreview();
+/// Met a jour les proprietes
+void ConductorPropertiesWidget::updateConfig() {
+	properties_.type = static_cast<ConductorProperties::ConductorType>(radio_buttons -> checkedId());
+	properties_.text = text_field -> text();
+	properties_.singleLineProperties.hasGround = ground_checkbox -> isChecked();
+	properties_.singleLineProperties.hasNeutral = neutral_checkbox -> isChecked();
+	properties_.singleLineProperties.setPhasesCount(phase_checkbox -> isChecked() ? phase_spinbox -> value() : 0);
+	
+	updateDisplay();
 }
 
-/// Met a jour l'affichage des proprietes unifilaires
-void ConductorPropertiesWidget::updateSingleLineDisplay() {
+/// Met a jour l'affichage des proprietes
+void ConductorPropertiesWidget::updateDisplay() {
 	destroyConnections();
-	ground_checkbox -> setChecked(slp.hasGround);
-	neutral_checkbox -> setChecked(slp.hasNeutral);
-	phase_spinbox -> setValue(slp.phasesCount());
-	phase_slider -> setValue(slp.phasesCount());
-	phase_checkbox -> setChecked(slp.phasesCount());
+	
+	setConductorType(properties_.type);
+	text_field -> setText(properties_.text);
+	ground_checkbox -> setChecked(properties_.singleLineProperties.hasGround);
+	neutral_checkbox -> setChecked(properties_.singleLineProperties.hasNeutral);
+	phase_spinbox -> setValue(properties_.singleLineProperties.phasesCount());
+	phase_slider -> setValue(properties_.singleLineProperties.phasesCount());
+	phase_checkbox -> setChecked(properties_.singleLineProperties.phasesCount());
+	
 	buildConnections();
 	updatePreview();
 }
@@ -132,31 +152,26 @@ void ConductorPropertiesWidget::updatePreview() {
 	painter.eraseRect(pixmap_rect);
 	painter.drawRect(pixmap_rect.adjusted(0,0,-1,-1));
 	painter.drawLine(QLineF(0, pixmap_rect.height() / 2, pixmap_rect.width(), pixmap_rect.height() / 2));
-	slp.draw(&painter, QET::Horizontal, pixmap_rect);
+	properties_.singleLineProperties.draw(&painter, QET::Horizontal, pixmap_rect);
 	painter.end();
 	preview -> setPixmap(pixmap);
 }
 
-/// @return true si le widget est en mode unifilaire, false sinon
-Conductor::ConductorType ConductorPropertiesWidget::conductorType() const {
-	return(type_);
-}
-
 /**
 	Passe le widget en mode simple, unifilaire ou multifilaire
 	@param t le type de conducteur
 */
-void ConductorPropertiesWidget::setConductorType(Conductor::ConductorType t) {
-	type_ = t;
+void ConductorPropertiesWidget::setConductorType(ConductorProperties::ConductorType t) {
+	
 	// widgets lies au simple
-	simple        -> setChecked(t == Conductor::Simple);
+	simple        -> setChecked(t == ConductorProperties::Simple);
 	
 	// widgets lies au mode multifilaire
-	multiline        -> setChecked(t == Conductor::Multi);
-	text_field       -> setEnabled(t == Conductor::Multi);
+	multiline        -> setChecked(t == ConductorProperties::Multi);
+	text_field       -> setEnabled(t == ConductorProperties::Multi);
 	
 	// widgets lies au mode unifilaire
-	bool sl = (t == Conductor::Single);
+	bool sl = (t == ConductorProperties::Single);
 	singleline       -> setChecked(sl);
 	preview          -> setEnabled(sl);
 	phase_checkbox   -> setEnabled(sl);
@@ -164,30 +179,15 @@ void ConductorPropertiesWidget::setConductorType(Conductor::ConductorType t) {
 	phase_spinbox    -> setEnabled(sl);
 	ground_checkbox  -> setEnabled(sl);
 	neutral_checkbox -> setEnabled(sl);
-	updateSingleLineDisplay();
 }
 
-void ConductorPropertiesWidget::setConductorType(int t) {
-	setConductorType(static_cast<Conductor::ConductorType>(t));
+/// @param p les nouvelles proprietes
+void ConductorPropertiesWidget::setConductorProperties(const ConductorProperties &p) {
+	properties_ = p;
+	updateDisplay();
 }
 
-/// @param prop Les nouvelles proprietes unifilaires de ce conducteur
-void ConductorPropertiesWidget::setSingleLineProperties(const SingleLineProperties &prop) {
-	slp = prop;
-	updateSingleLineDisplay();
-}
-
-/// @return les proprietes unifilaires de ce conducteur
-SingleLineProperties ConductorPropertiesWidget::singleLineProperties() const {
-	return(slp);
-}
-
-/// @param text Le texte de ce conducteur
-void ConductorPropertiesWidget::setConductorText(const QString &text) {
-	text_field -> setText(text);
-}
-
-/// @return Le texte de ce conducteur
-QString ConductorPropertiesWidget::conductorText() const {
-	return(text_field -> text());
+/// @return les proprietes editees
+ConductorProperties ConductorPropertiesWidget::conductorProperties() const {
+	return(properties_);
 }
diff --git a/conductorpropertieswidget.h b/conductorpropertieswidget.h
index 927df37ab..33eb14132 100644
--- a/conductorpropertieswidget.h
+++ b/conductorpropertieswidget.h
@@ -7,6 +7,7 @@ class ConductorPropertiesWidget : public QWidget {
 	// constructeurs, destructeur
 	public:
 	ConductorPropertiesWidget(QWidget * = 0);
+	ConductorPropertiesWidget(const ConductorProperties &, QWidget * = 0);
 	virtual ~ConductorPropertiesWidget();
 	
 	private:
@@ -14,18 +15,16 @@ class ConductorPropertiesWidget : public QWidget {
 	
 	// methodes
 	public:
-	Conductor::ConductorType conductorType() const;
-	void setSingleLineProperties(const SingleLineProperties &);
-	SingleLineProperties singleLineProperties() const;
-	QString conductorText() const;
-	void setConductorText(const QString &);
+	void setConductorProperties(const ConductorProperties &);
+	ConductorProperties conductorProperties() const;
+	
+	private:
+	void setConductorType(ConductorProperties::ConductorType);
 	
 	public slots:
 	void updatePreview();
-	void updateSingleLineConfig();
-	void updateSingleLineDisplay();
-	void setConductorType(Conductor::ConductorType);
-	void setConductorType(int);
+	void updateConfig();
+	void updateDisplay();
 	
 	// attributs prives
 	private:
@@ -41,9 +40,7 @@ class ConductorPropertiesWidget : public QWidget {
 	QCheckBox *neutral_checkbox;
 	QLabel *preview;
 	
-	Conductor::ConductorType type_;
-	SingleLineProperties slp;
-	QString conductor_text;
+	ConductorProperties properties_;
 	
 	// methodes privees
 	void buildInterface();
diff --git a/diagramcommands.cpp b/diagramcommands.cpp
index 48ce75f59..97b2a85a8 100644
--- a/diagramcommands.cpp
+++ b/diagramcommands.cpp
@@ -526,18 +526,14 @@ ChangeConductorPropertiesCommand::~ChangeConductorPropertiesCommand() {
 }
 
 /// definit l'ancienne configuration
-void ChangeConductorPropertiesCommand::setOldSettings(Conductor::ConductorType single, const QString &text, const SingleLineProperties &slp) {
-	old_type = single;
-	old_conductor_text = text;
-	old_slp = slp;
+void ChangeConductorPropertiesCommand::setOldSettings(const ConductorProperties &properties) {
+	old_properties = properties;
 	old_settings_set = true;
 }
 
 /// definit la nouvelle configuration
-void ChangeConductorPropertiesCommand::setNewSettings(Conductor::ConductorType single, const QString &text, const SingleLineProperties &slp) {
-	new_type = single;
-	new_conductor_text = text;
-	new_slp = slp;
+void ChangeConductorPropertiesCommand::setNewSettings(const ConductorProperties &properties) {
+	new_properties = properties;
 	new_settings_set = true;
 }
 
@@ -547,9 +543,7 @@ void ChangeConductorPropertiesCommand::setNewSettings(Conductor::ConductorType s
 */
 void ChangeConductorPropertiesCommand::undo() {
 	if (old_settings_set && new_settings_set) {
-		conductor -> setConductorType(old_type);
-		conductor -> setText(old_conductor_text);
-		conductor -> singleLineProperties = old_slp;
+		conductor -> setProperties(old_properties);
 		conductor -> update();
 	}
 }
@@ -560,9 +554,7 @@ void ChangeConductorPropertiesCommand::undo() {
 */
 void ChangeConductorPropertiesCommand::redo() {
 	if (old_settings_set && new_settings_set) {
-		conductor -> setConductorType(new_type);
-		conductor -> setText(new_conductor_text);
-		conductor -> singleLineProperties = new_slp;
+		conductor -> setProperties(new_properties);
 		conductor -> update();
 	}
 }
diff --git a/diagramcommands.h b/diagramcommands.h
index cbb5d2bd4..3445c4859 100644
--- a/diagramcommands.h
+++ b/diagramcommands.h
@@ -4,6 +4,7 @@
 #include "diagram.h"
 #include "diagramtextitem.h"
 #include "conductor.h"
+#include "conductorproperties.h"
 #include <QtGui>
 /**
 	Cette classe represente l'action d'ajouter un element au schema
@@ -335,21 +336,17 @@ class ChangeConductorPropertiesCommand : public QUndoCommand {
 	public:
 	virtual void undo();
 	virtual void redo();
-	virtual void setOldSettings(Conductor::ConductorType, const QString &, const SingleLineProperties &);
-	virtual void setNewSettings(Conductor::ConductorType, const QString &, const SingleLineProperties &);
+	virtual void setOldSettings(const ConductorProperties &);
+	virtual void setNewSettings(const ConductorProperties &);
 	
 	// attributs
 	private:
 	/// conducteur modifie
 	Conductor *conductor;
 	/// anciennes proprietes
-	Conductor::ConductorType old_type;
-	QString old_conductor_text;
-	SingleLineProperties old_slp;
+	ConductorProperties old_properties;
 	/// nouvelles proprietes
-	Conductor::ConductorType new_type;
-	QString new_conductor_text;
-	SingleLineProperties new_slp;
+	ConductorProperties new_properties;
 	/// booleens indiquant si les proprietes ont ete definies ou non
 	bool old_settings_set;
 	bool new_settings_set;
diff --git a/diagramtextitem.cpp b/diagramtextitem.cpp
index 5b2b80203..0b92c416f 100644
--- a/diagramtextitem.cpp
+++ b/diagramtextitem.cpp
@@ -44,6 +44,19 @@ void DiagramTextItem::focusOutEvent(QFocusEvent *e) {
 		if (Diagram *dia = diagram()) {
 			dia -> undoStack().push(new ChangeDiagramTextCommand(this, previous_text, toPlainText()));
 			previous_text = toPlainText();
+			
+			// si l'object parent est un conducteur, previent celui-ci du changement de texte
+			Conductor *c;
+			if (parentItem() && (c = qgraphicsitem_cast<Conductor *>(parentItem()))) {
+				ConductorProperties cp = c -> properties();
+				cp.text = toPlainText();
+				c -> setProperties(cp);
+			}
 		}
 	}
+	
+	// deselectionne le texte
+	QTextCursor cursor = textCursor();
+	cursor.clearSelection();
+	setTextCursor(cursor);
 }
diff --git a/diagramview.cpp b/diagramview.cpp
index f8cae589f..c8e7a9296 100644
--- a/diagramview.cpp
+++ b/diagramview.cpp
@@ -707,14 +707,8 @@ void DiagramView::editConductor() {
 	Conductor *edited_conductor = selected_conductors.first();
 	
 	// initialise l'editeur de proprietes pour le conducteur
-	ConductorPropertiesWidget *cpw = new ConductorPropertiesWidget();
-	cpw -> setConductorType(edited_conductor -> conductorType());
-	cpw -> setConductorText(edited_conductor -> text());
-	cpw -> setSingleLineProperties(edited_conductor -> singleLineProperties);
-	
-	// initialise egalement l'objet UndoCommand correspondant
-	ChangeConductorPropertiesCommand *ccpc = new ChangeConductorPropertiesCommand(edited_conductor);
-	ccpc -> setOldSettings(edited_conductor -> conductorType(), edited_conductor -> text(), edited_conductor -> singleLineProperties);
+	ConductorProperties old_properties = edited_conductor -> properties();
+	ConductorPropertiesWidget *cpw = new ConductorPropertiesWidget(old_properties);
 	
 	// l'insere dans un dialogue
 	QDialog conductor_dialog;
@@ -728,10 +722,16 @@ void DiagramView::editConductor() {
 	
 	// execute le dialogue et met a jour le conducteur
 	if (conductor_dialog.exec() == QDialog::Accepted) {
-		ccpc -> setNewSettings(cpw -> conductorType(), cpw -> conductorText(), cpw -> singleLineProperties());
-		diagram() -> undoStack().push(ccpc);
-	} else {
-		delete ccpc;
+		// recupere les nouvelles propietes
+		ConductorProperties new_properties = cpw -> conductorProperties();
+		
+		if (new_properties != old_properties) {
+			// initialise l'objet UndoCommand correspondant
+			ChangeConductorPropertiesCommand *ccpc = new ChangeConductorPropertiesCommand(edited_conductor);
+			ccpc -> setOldSettings(old_properties);
+			ccpc -> setNewSettings(new_properties);
+			diagram() -> undoStack().push(ccpc);
+		}
 	}
 }
 
diff --git a/qelectrotech.pro b/qelectrotech.pro
index 10f36e052..57ff9931f 100644
--- a/qelectrotech.pro
+++ b/qelectrotech.pro
@@ -66,7 +66,8 @@ HEADERS += aboutqet.h \
            diagramcommands.h \
            diagramtextitem.h \
            insetproperties.h \
-           conductorpropertieswidget.h
+           conductorpropertieswidget.h \
+		   conductorproperties.h
 SOURCES += aboutqet.cpp \
            borderinset.cpp \
            conductor.cpp \
@@ -125,7 +126,8 @@ SOURCES += aboutqet.cpp \
            editor/textfieldeditor.cpp \
            diagramcommands.cpp \
            diagramtextitem.cpp \
-           conductorpropertieswidget.cpp
+           conductorpropertieswidget.cpp \
+		   conductorproperties.cpp
 RESOURCES += qelectrotech.qrc
 TRANSLATIONS += lang/qet_en.ts lang/qt_fr.ts
 RC_FILE = ico/windows_icon/application_icon/qelectrotech.rc