Modernize-use-nullptr refactors code

git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@5008 bfdf4180-ca20-0410-9c96-a3a8aa849046

sources/ElementsCollection/elementslocation.cpp

@@ -649,7 +649,7 @@ QIcon ElementsLocation::icon() const
 	{
 		ElementFactory *factory = ElementFactory::Instance();
 		int state;
-		Element *elmt = factory->createElement(*this, 0, &state);
+		Element *elmt = factory->createElement(*this, nullptr, &state);
 
 		if (state == 0)
 			return QIcon(elmt->pixmap());

sources/ElementsCollection/elementstreeview.cpp

@@ -89,7 +89,7 @@ void ElementsTreeView::startElementDrag(const ElementsLocation &location)
 
 			//Build the element for set the pixmap of the QDrag
 		int elmt_creation_state;
-		Element *temp_elmt = ElementFactory::Instance()->createElement(location, 0, &elmt_creation_state);
+		Element *temp_elmt = ElementFactory::Instance()->createElement(location, nullptr, &elmt_creation_state);
 		if (elmt_creation_state)
 		{
 			delete temp_elmt;

sources/ElementsCollection/ui/renamedialog.h

@@ -30,7 +30,7 @@ class RenameDialog : public QDialog
     Q_OBJECT
 
     public:
-        explicit RenameDialog(QString path, QWidget *parent = 0);
+        explicit RenameDialog(QString path, QWidget *parent = nullptr);
         ~RenameDialog();
 
 		QString newName() const {return m_new_name;}

sources/PropertiesEditor/propertieseditordialog.h

@@ -39,7 +39,7 @@ class PropertiesEditorDialog : public QDialog
 		Q_OBJECT
 	public:
 		template<typename T>
-		PropertiesEditorDialog(T editor, QWidget *parent = 0) :
+		PropertiesEditorDialog(T editor, QWidget *parent = nullptr) :
 		QDialog (parent)
 		{
 				//Set dialog title

sources/PropertiesEditor/propertieseditordockwidget.h

@@ -31,7 +31,7 @@ class PropertiesEditorDockWidget : public QDockWidget
 		Q_OBJECT
 
 	public:
-		explicit PropertiesEditorDockWidget(QWidget *parent = 0);
+		explicit PropertiesEditorDockWidget(QWidget *parent = nullptr);
 		~PropertiesEditorDockWidget();
 
 		virtual void clear();

sources/PropertiesEditor/propertieseditorwidget.h

@@ -31,7 +31,7 @@ class PropertiesEditorWidget : public QWidget
 {
 		Q_OBJECT
 	public:
-		explicit PropertiesEditorWidget(QWidget *parent = 0);
+		explicit PropertiesEditorWidget(QWidget *parent = nullptr);
 
 		virtual void apply() {}
 		virtual void reset() {}

sources/QPropertyUndoCommand/qpropertyundocommand.h

@@ -33,8 +33,8 @@ class QObject;
 class QPropertyUndoCommand : public QUndoCommand
 {
 	public:
-		QPropertyUndoCommand(QObject *object, const char *property_name, const QVariant &old_value, const QVariant &new_value, QUndoCommand *parent = 0);
+		QPropertyUndoCommand(QObject *object, const char *property_name, const QVariant &old_value, const QVariant &new_value, QUndoCommand *parent = nullptr);
-		QPropertyUndoCommand(QObject *object, const char *property_name, const QVariant &old_value, QUndoCommand *parent = 0);
+		QPropertyUndoCommand(QObject *object, const char *property_name, const QVariant &old_value, QUndoCommand *parent = nullptr);
 
 		void setNewValue(const QVariant &new_value);
 		void enableAnimation (bool animate = true);

sources/aboutqet.h

@@ -27,7 +27,7 @@ class AboutQET : public QDialog {
 	
 	// constructors, destructor
 	public:
-	AboutQET(QWidget * = 0);
+	AboutQET(QWidget * = nullptr);
 	virtual ~AboutQET();
 	
 	private:

sources/autoNum/numerotationcontextcommands.cpp

@@ -24,7 +24,7 @@
 NumerotationContextCommands::NumerotationContextCommands(const NumerotationContext &nc, Diagram *d):
 	diagram_ (d),
 	context_ (nc),
-	strategy_ (NULL)
+	strategy_ (nullptr)
 {}
 
 /**

sources/autoNum/ui/autonumberingdockwidget.cpp

@@ -167,7 +167,7 @@ void AutoNumberingDockWidget::setContext() {
  * @param dv: activated diagramview
  */
 void AutoNumberingDockWidget::setConductorActive(DiagramView* dv) {
-	if (dv!=NULL) {
+	if (dv!=nullptr) {
 		QString conductor_autonum = dv->diagram()->conductorsAutonumName();
 		int conductor_index = ui->m_conductor_cb->findText(conductor_autonum);
 		ui->m_conductor_cb->setCurrentIndex(conductor_index);
@@ -180,7 +180,7 @@ void AutoNumberingDockWidget::setConductorActive(DiagramView* dv) {
  */
 void AutoNumberingDockWidget::setActive() {
 
-	if (m_project_view!=NULL) {
+	if (m_project_view!=nullptr) {
 			//Conductor
 		if (m_project_view->currentDiagram()) {
 			QString conductor_autonum = m_project_view->currentDiagram()->diagram()->conductorsAutonumName();

sources/autoNum/ui/autonumberingdockwidget.h

@@ -31,7 +31,7 @@ class AutoNumberingDockWidget : public QDockWidget
 		Q_OBJECT
 
 	public:
-		explicit AutoNumberingDockWidget(QWidget *parent = 0);
+		explicit AutoNumberingDockWidget(QWidget *parent = nullptr);
 		~AutoNumberingDockWidget();
 
 		void setContext();

sources/autoNum/ui/autonumberingmanagementw.h

@@ -34,7 +34,7 @@ class AutoNumberingManagementW : public QWidget
 	
 	//METHODS
 	public:
-		explicit AutoNumberingManagementW(QETProject *project, QWidget *parent = 0);
+		explicit AutoNumberingManagementW(QETProject *project, QWidget *parent = nullptr);
 		~AutoNumberingManagementW();
 		Ui::AutoNumberingManagementW *ui;
 		void setProjectContext ();

sources/autoNum/ui/folioautonumbering.h

@@ -35,7 +35,7 @@ class FolioAutonumberingW : public QWidget
 	
 	//METHODS
 	public:
-		explicit FolioAutonumberingW(QETProject *project, QWidget *parent = 0);
+		explicit FolioAutonumberingW(QETProject *project, QWidget *parent = nullptr);
 		~FolioAutonumberingW();
 
 		void setContext (QList <QString> autonums);

sources/autoNum/ui/formulaautonumberingw.h

@@ -38,7 +38,7 @@ class FormulaAutonumberingW : public QWidget
 	
 	//METHODS
 	public:
-		explicit FormulaAutonumberingW(QWidget *parent = 0);
+		explicit FormulaAutonumberingW(QWidget *parent = nullptr);
 		~FormulaAutonumberingW();
 		QString formula();
 		void setContext(QString);

sources/autoNum/ui/numparteditorw.cpp

@@ -249,7 +249,7 @@ void NumPartEditorW::setType(NumPartEditorW::type t, bool fnum) {
 		ui -> value_field -> clear();
 		ui -> increase_spinBox -> setDisabled(true);
 		if (t==string) {
-			ui -> value_field -> setValidator(0);
+			ui -> value_field -> setValidator(nullptr);
 			ui -> value_field -> setEnabled(true);
 		}
 		else if (t==folio) {

sources/autoNum/ui/numparteditorw.h

@@ -37,8 +37,8 @@ class NumPartEditorW : public QWidget
 	
 		//METHODS
 	public:
-		explicit NumPartEditorW(int type, QWidget *parent = 0);
+		explicit NumPartEditorW(int type, QWidget *parent = nullptr);
-		NumPartEditorW (NumerotationContext &, int, int type, QWidget *parent=0);
+		NumPartEditorW (NumerotationContext &, int, int type, QWidget *parent=nullptr);
 		~NumPartEditorW();
 
 		enum type {unit,unitfolio,ten,tenfolio, hundred, hundredfolio,

sources/autoNum/ui/selectautonumw.h

@@ -37,8 +37,8 @@ class SelectAutonumW : public QWidget
 	
 	//METHODS
 	public:
-		explicit SelectAutonumW(int type, QWidget *parent = 0);
+		explicit SelectAutonumW(int type, QWidget *parent = nullptr);
-		explicit SelectAutonumW(const NumerotationContext &context, int type, QWidget *parent = 0);
+		explicit SelectAutonumW(const NumerotationContext &context, int type, QWidget *parent = nullptr);
 		~SelectAutonumW();
 
 		void setContext (const NumerotationContext &context);

sources/bordertitleblock.h

@@ -37,7 +37,7 @@ class BorderTitleBlock : public QObject
 		Q_OBJECT
 	
 	public:
-		BorderTitleBlock(QObject * = 0);
+		BorderTitleBlock(QObject * = nullptr);
 		virtual ~BorderTitleBlock();
 	
 	private:
@@ -153,7 +153,7 @@ class BorderTitleBlock : public QObject
 		btb_folio_ = folio;
 		emit (titleBlockFolioChanged(folio));
 	}
-	void setFolioData(int, int, QString = NULL, const DiagramContext & = DiagramContext());
+	void setFolioData(int, int, QString = nullptr, const DiagramContext & = DiagramContext());
 	/// @param author the new value of the "File" field
 	void setMachine(const QString &machine) { btb_machine_ = machine; }
 	void setLocMach(const QString &locmach) { btb_locmach_ = locmach; }
@@ -180,7 +180,7 @@ class BorderTitleBlock : public QObject
 	
 	public slots:
 	void titleBlockTemplateChanged(const QString &);
-	void titleBlockTemplateRemoved(const QString &, const TitleBlockTemplate * = 0);
+	void titleBlockTemplateRemoved(const QString &, const TitleBlockTemplate * = nullptr);
 	
 	// methods to set display options
 	void displayTitleBlock(bool);

sources/conductorsegment.cpp

@@ -477,14 +477,14 @@ void ConductorSegment::setSecondPoint(const QPointF &p) {
 	@return true si le segment a un segment precedent, false sinon
 */
 bool ConductorSegment::hasPreviousSegment() const {
-	return(previous_segment != NULL);
+	return(previous_segment != nullptr);
 }
 
 /**
 	@return true si le segment a un segment suivant, false sinon
 */
 bool ConductorSegment::hasNextSegment() const {
-	return(next_segment != NULL);
+	return(next_segment != nullptr);
 }
 
 /**

sources/conductorsegment.h

@@ -26,7 +26,7 @@ class ConductorSegment {
 	
 	// constructors, destructor
 	public:
-	ConductorSegment(const QPointF &, const QPointF &, ConductorSegment * = NULL, ConductorSegment * = NULL);
+	ConductorSegment(const QPointF &, const QPointF &, ConductorSegment * = nullptr, ConductorSegment * = nullptr);
 	virtual ~ConductorSegment();
 	
 	private:

sources/configdialog.h

@@ -32,7 +32,7 @@ class ConfigDialog : public QDialog {
 	Q_OBJECT
 	// constructors, destructor
 	public:
-	ConfigDialog(QWidget * = 0);
+	ConfigDialog(QWidget * = nullptr);
 	virtual ~ConfigDialog();
 	private:
 	ConfigDialog(const ConfigDialog &);

sources/configpages.h

@@ -38,7 +38,7 @@ class NewDiagramPage : public ConfigPage {
 	Q_OBJECT
 	// constructors, destructor
 	public:
-	NewDiagramPage(QETProject *project = 0, QWidget * = 0, ProjectPropertiesDialog *teste = NULL);
+	NewDiagramPage(QETProject *project = nullptr, QWidget * = nullptr, ProjectPropertiesDialog *teste = nullptr);
 	virtual ~NewDiagramPage();
 	private:
 	NewDiagramPage(const NewDiagramPage &);
@@ -76,7 +76,7 @@ class GeneralConfigurationPage : public ConfigPage {
 	Q_OBJECT
 	// constructors, destructor
 	public:
-	GeneralConfigurationPage(QWidget * = 0);
+	GeneralConfigurationPage(QWidget * = nullptr);
 	virtual ~GeneralConfigurationPage();
 	private:
 	GeneralConfigurationPage(const GeneralConfigurationPage &);
@@ -121,7 +121,7 @@ class ExportConfigPage : public ConfigPage {
 	Q_OBJECT
 	// constructors, destructor
 	public:
-	ExportConfigPage(QWidget * = 0);
+	ExportConfigPage(QWidget * = nullptr);
 	virtual ~ExportConfigPage();
 	private:
 	ExportConfigPage(const ExportConfigPage &);
@@ -144,7 +144,7 @@ class PrintConfigPage : public ConfigPage {
 	Q_OBJECT
 	// constructors, destructor
 	public:
-	PrintConfigPage(QWidget * = 0);
+	PrintConfigPage(QWidget * = nullptr);
 	virtual ~PrintConfigPage();
 	private:
 	PrintConfigPage(const PrintConfigPage &);

sources/diagram.cpp

@@ -67,7 +67,7 @@ Diagram::Diagram(QETProject *project) :
 	setProject(project);
 	qgi_manager_ = new QGIManager(this);
 	setBackgroundBrush(Qt::white);
-	conductor_setter_ = new QGraphicsLineItem(0);
+	conductor_setter_ = new QGraphicsLineItem(nullptr);
 	conductor_setter_ -> setZValue(1000000);
 
 	QPen pen(Qt::NoBrush, 1.5, Qt::DashLine);
@@ -863,7 +863,7 @@ bool Diagram::fromXml(QDomElement &document, QPointF position, bool consider_inf
 		}
 		
 		int state = 0;
-		Element *nvel_elmt = ElementFactory::Instance() -> createElement(element_location, 0, &state);
+		Element *nvel_elmt = ElementFactory::Instance() -> createElement(element_location, nullptr, &state);
 		if (state)
 		{
 			QString debug_message = QString("Diagram::fromXml() : Le chargement de la description de l'element %1 a echoue avec le code d'erreur %2").arg(element_location.path()).arg(state);

sources/diagram.h

@@ -150,9 +150,9 @@ class Diagram : public QGraphicsScene
 	
 		// methods related to XML import/export
 		QDomDocument toXml(bool = true);
-		bool initFromXml(QDomElement &, QPointF = QPointF(), bool = true, DiagramContent * = 0);
+		bool initFromXml(QDomElement &, QPointF = QPointF(), bool = true, DiagramContent * = nullptr);
-		bool fromXml(QDomDocument &, QPointF = QPointF(), bool = true, DiagramContent * = 0);
+		bool fromXml(QDomDocument &, QPointF = QPointF(), bool = true, DiagramContent * = nullptr);
-		bool fromXml(QDomElement &, QPointF = QPointF(), bool = true, DiagramContent * = 0);
+		bool fromXml(QDomElement &, QPointF = QPointF(), bool = true, DiagramContent * = nullptr);
 		void folioSequentialsToXml(QHash<QString, QStringList>*, QDomElement *, QString, QString, QDomDocument *);
 		void folioSequentialsFromXml(const QDomElement&, QHash<QString, QStringList>*, QString, QString, QString, QString);
 	
@@ -192,10 +192,10 @@ class Diagram : public QGraphicsScene
 		DiagramContent content() const;
 		DiagramContent selectedContent();
 		bool canRotateSelection() const;
-		int  beginMoveElements(QGraphicsItem * = 0);
+		int  beginMoveElements(QGraphicsItem * = nullptr);
 		void continueMoveElements(const QPointF &);
 		void endMoveElements();
-		int  beginMoveElementTexts(QGraphicsItem * = 0);
+		int  beginMoveElementTexts(QGraphicsItem * = nullptr);
 		void continueMoveElementTexts(const QPointF &);
 		void endMoveElementTexts();
 		bool usesElement(const ElementsLocation &);

sources/diagramcommands.h

@@ -87,7 +87,7 @@ QString itemText(const Conductor           *item);
 class PasteDiagramCommand : public QUndoCommand {
 	// constructors, destructor
 	public:
-	PasteDiagramCommand(Diagram *, const DiagramContent &, QUndoCommand * = 0);
+	PasteDiagramCommand(Diagram *, const DiagramContent &, QUndoCommand * = nullptr);
 	virtual ~PasteDiagramCommand();
 	private:
 	PasteDiagramCommand(const PasteDiagramCommand &);
@@ -115,7 +115,7 @@ class PasteDiagramCommand : public QUndoCommand {
 class CutDiagramCommand : public DeleteQGraphicsItemCommand {
 	// constructors, destructor
 	public:
-	CutDiagramCommand(Diagram *, const DiagramContent &, QUndoCommand * = 0);
+	CutDiagramCommand(Diagram *, const DiagramContent &, QUndoCommand * = nullptr);
 	virtual ~CutDiagramCommand();
 	private:
 	CutDiagramCommand(const CutDiagramCommand &);
@@ -127,7 +127,7 @@ class CutDiagramCommand : public DeleteQGraphicsItemCommand {
 class MoveElementsCommand : public QUndoCommand {
 		// constructors, destructor
 	public:
-		MoveElementsCommand(Diagram *, const DiagramContent &, const QPointF &m, QUndoCommand * = 0);
+		MoveElementsCommand(Diagram *, const DiagramContent &, const QPointF &m, QUndoCommand * = nullptr);
 		virtual ~MoveElementsCommand();
 	private:
 		MoveElementsCommand(const MoveElementsCommand &);
@@ -162,7 +162,7 @@ class MoveElementsCommand : public QUndoCommand {
 class MoveConductorsTextsCommand : public QUndoCommand {
 	// constructors, destructor
 	public:
-	MoveConductorsTextsCommand(Diagram *, QUndoCommand * = 0);
+	MoveConductorsTextsCommand(Diagram *, QUndoCommand * = nullptr);
 	virtual ~MoveConductorsTextsCommand();
 	private:
 	MoveConductorsTextsCommand(const MoveConductorsTextsCommand &);
@@ -192,7 +192,7 @@ class MoveConductorsTextsCommand : public QUndoCommand {
 class ChangeDiagramTextCommand : public QUndoCommand {
 	// constructors, destructor
 	public:
-	ChangeDiagramTextCommand(DiagramTextItem *, const QString &before, const QString &after, QUndoCommand * = 0);
+	ChangeDiagramTextCommand(DiagramTextItem *, const QString &before, const QString &after, QUndoCommand * = nullptr);
 	virtual ~ChangeDiagramTextCommand();
 	private:
 	ChangeDiagramTextCommand(const ChangeDiagramTextCommand &);
@@ -221,7 +221,7 @@ class ChangeDiagramTextCommand : public QUndoCommand {
 class RotateElementsCommand : public QUndoCommand {
 	// constructors, destructor
 	public:
-	RotateElementsCommand(const QList<Element *> &elements, const QList<DiagramTextItem *> &, const QList<DiagramImageItem *> &, QUndoCommand * = 0);
+	RotateElementsCommand(const QList<Element *> &elements, const QList<DiagramTextItem *> &, const QList<DiagramImageItem *> &, QUndoCommand * = nullptr);
 	virtual ~RotateElementsCommand();
 	private:
 	RotateElementsCommand(const RotateElementsCommand &);
@@ -284,7 +284,7 @@ class RotateTextsCommand : public QUndoCommand
 class ChangeConductorCommand : public QUndoCommand {
 	// constructors, destructor
 	public:
-	ChangeConductorCommand(Conductor *, const ConductorProfile &, const ConductorProfile &, Qt::Corner, QUndoCommand * = 0);
+	ChangeConductorCommand(Conductor *, const ConductorProfile &, const ConductorProfile &, Qt::Corner, QUndoCommand * = nullptr);
 	virtual ~ChangeConductorCommand();
 	private:
 	ChangeConductorCommand(const ChangeConductorCommand &);
@@ -320,7 +320,7 @@ class ChangeConductorCommand : public QUndoCommand {
 class ResetConductorCommand : public QUndoCommand {
 	// constructors, destructor
 	public:
-	ResetConductorCommand(const QHash<Conductor *, ConductorProfilesGroup> &, QUndoCommand * = 0);
+	ResetConductorCommand(const QHash<Conductor *, ConductorProfilesGroup> &, QUndoCommand * = nullptr);
 	virtual ~ResetConductorCommand();
 	private:
 	ResetConductorCommand(const ResetConductorCommand &);
@@ -343,7 +343,7 @@ class ResetConductorCommand : public QUndoCommand {
 class ChangeTitleBlockCommand : public QUndoCommand {
 	// constructors, destructor
 	public:
-	ChangeTitleBlockCommand(Diagram *, const TitleBlockProperties &, const TitleBlockProperties &, QUndoCommand * = 0);
+	ChangeTitleBlockCommand(Diagram *, const TitleBlockProperties &, const TitleBlockProperties &, QUndoCommand * = nullptr);
 	virtual ~ChangeTitleBlockCommand();
 	private:
 	ChangeTitleBlockCommand(const ChangeTitleBlockCommand &);
@@ -369,7 +369,7 @@ class ChangeTitleBlockCommand : public QUndoCommand {
 class ChangeBorderCommand : public QUndoCommand {
 	// constructors, destructor
 	public:
-	ChangeBorderCommand(Diagram *, const BorderProperties &, const BorderProperties &, QUndoCommand * = 0);
+	ChangeBorderCommand(Diagram *, const BorderProperties &, const BorderProperties &, QUndoCommand * = nullptr);
 	virtual ~ChangeBorderCommand();
 	private:
 	ChangeBorderCommand(const ChangeBorderCommand &);

sources/diagramcontextwidget.h

@@ -29,7 +29,7 @@ class DiagramContextWidget : public QWidget {
 	Q_OBJECT
 	// Constructor, destructor
 	public:
-	DiagramContextWidget(QWidget *parent = 0);
+	DiagramContextWidget(QWidget *parent = nullptr);
 	virtual ~DiagramContextWidget();
 	private:
 	DiagramContextWidget(const DiagramContextWidget &);

sources/diagramevent/diagrameventaddelement.cpp

@@ -180,7 +180,7 @@ bool DiagramEventAddElement::buildElement()
 
 	int state;
 	ElementsLocation loc(m_integrate_path);
-	m_element = ElementFactory::Instance() -> createElement(loc, 0, &state);
+	m_element = ElementFactory::Instance() -> createElement(loc, nullptr, &state);
 		//The creation of element failed, we delete it
 	if (state) {
 		delete m_element;
@@ -200,9 +200,9 @@ void DiagramEventAddElement::addElement()
 	int state;
 	Element *element;
 	if (m_integrate_path.isEmpty())
-		element = ElementFactory::Instance() -> createElement(m_location, 0, &state);
+		element = ElementFactory::Instance() -> createElement(m_location, nullptr, &state);
 	else
-		element = ElementFactory::Instance() -> createElement(ElementsLocation(m_integrate_path), 0, &state);
+		element = ElementFactory::Instance() -> createElement(ElementsLocation(m_integrate_path), nullptr, &state);
 
 		//Build failed
 	if (state)

sources/diagramprintdialog.cpp

@@ -34,7 +34,7 @@
 DiagramPrintDialog::DiagramPrintDialog(QETProject *project, QWidget *parent) :
 	QWidget(parent),
 	project_(project),
-	dialog_(0)
+	dialog_(nullptr)
 {
 	// initialise l'imprimante
 	printer_ = new QPrinter();

sources/diagramprintdialog.h

@@ -36,7 +36,7 @@ class DiagramPrintDialog : public QWidget
 	Q_OBJECT
 	// Constructors, destructor
 	public:
-	DiagramPrintDialog(QETProject *, QWidget * = 0);
+	DiagramPrintDialog(QETProject *, QWidget * = nullptr);
 	virtual ~DiagramPrintDialog();
 	private:
 	DiagramPrintDialog(const DiagramPrintDialog &);
@@ -63,7 +63,7 @@ class DiagramPrintDialog : public QWidget
 	
 	private slots:
 	void print(const QList<Diagram *> &, bool, const ExportProperties);
-	void printDiagram(Diagram *, bool, const ExportProperties &, QPainter *, QPrinter * = 0);
+	void printDiagram(Diagram *, bool, const ExportProperties &, QPainter *, QPrinter * = nullptr);
 	void updatePrintTypeDialog();
 	void acceptPrintTypeDialog();
 	void browseFilePrintTypeDialog();

sources/diagramschooser.cpp

@@ -27,8 +27,8 @@
 DiagramsChooser::DiagramsChooser(QETProject *project, QWidget *parent) :
 	QScrollArea(parent),
 	project_(project),
-	widget0_(0),
+	widget0_(nullptr),
-	vlayout0_(0)
+	vlayout0_(nullptr)
 {
 	setFrameShadow(QFrame::Sunken);
 	setFrameShape(QFrame::StyledPanel);

sources/diagramschooser.h

@@ -29,7 +29,7 @@ class DiagramsChooser : public QScrollArea {
 	
 	// constructors, destructor
 	public:
-	DiagramsChooser(QETProject *, QWidget * = 0);
+	DiagramsChooser(QETProject *, QWidget * = nullptr);
 	virtual ~DiagramsChooser();
 	private:
 	DiagramsChooser(const DiagramsChooser &);

sources/diagramview.h

@@ -41,7 +41,7 @@ class DiagramView : public QGraphicsView
 	
 		// constructors, destructor
 	public:
-		DiagramView(Diagram *diagram, QWidget * = 0);
+		DiagramView(Diagram *diagram, QWidget * = nullptr);
 		virtual ~DiagramView();
 
 	private:

sources/editor/arceditor.cpp

@@ -93,8 +93,8 @@ bool ArcEditor::setPart(CustomElementPart *new_part)
 			disconnect(part, &PartArc::spanAngleChanged, this, &ArcEditor::updateForm);
 			disconnect(part, &PartArc::startAngleChanged, this, &ArcEditor::updateForm);
 		}
-		part = 0;
+		part = nullptr;
-		style_ -> setPart(0);
+		style_ -> setPart(nullptr);
 		return(true);
 	}
 

sources/editor/arceditor.h

@@ -34,7 +34,7 @@ class ArcEditor : public ElementItemEditor
 
 		// constructors, destructor
 	public:
-		ArcEditor(QETElementEditor *, PartArc * = 0, QWidget * = 0);
+		ArcEditor(QETElementEditor *, PartArc * = nullptr, QWidget * = nullptr);
 		virtual ~ArcEditor();
 	private:
 		ArcEditor(const ArcEditor &);

sources/editor/editorcommands.cpp

@@ -86,7 +86,7 @@ DeletePartsCommand::DeletePartsCommand(
 	const QList<QGraphicsItem *> parts,
 	QUndoCommand *parent
 ) :
-	ElementEditionCommand(QObject::tr("suppression", "undo caption"), scene, 0, parent),
+	ElementEditionCommand(QObject::tr("suppression", "undo caption"), scene, nullptr, parent),
 	deleted_parts(parts)
 {
 	foreach(QGraphicsItem *qgi, deleted_parts) {
@@ -131,7 +131,7 @@ PastePartsCommand::PastePartsCommand(
 	const ElementContent &c,
 	QUndoCommand *parent
 ) :
-	ElementEditionCommand(view ? view -> scene() : 0, view, parent),
+	ElementEditionCommand(view ? view -> scene() : nullptr, view, parent),
 	content_(c),
 	uses_offset(false),
 	first_redo(true)
@@ -227,7 +227,7 @@ MovePartsCommand::MovePartsCommand(
 	const QList<QGraphicsItem *> parts,
 	QUndoCommand *parent
 ) :
-	ElementEditionCommand(QObject::tr("déplacement", "undo caption"), scene, 0, parent),
+	ElementEditionCommand(QObject::tr("déplacement", "undo caption"), scene, nullptr, parent),
 	movement(m),
 	first_redo(true)
 {
@@ -267,7 +267,7 @@ AddPartCommand::AddPartCommand(
 	QGraphicsItem *p,
 	QUndoCommand *parent
 ) :
-	ElementEditionCommand(QString(QObject::tr("ajout %1", "undo caption")).arg(name), scene, 0, parent),
+	ElementEditionCommand(QString(QObject::tr("ajout %1", "undo caption")).arg(name), scene, nullptr, parent),
 	part(p),
 	first_redo(true)
 {
@@ -315,7 +315,7 @@ ChangeNamesCommand::ChangeNamesCommand(
 	const NamesList &after,
 	QUndoCommand *parent
 ) :
-	ElementEditionCommand(QObject::tr("modification noms", "undo caption"), element_scene, 0, parent),
+	ElementEditionCommand(QObject::tr("modification noms", "undo caption"), element_scene, nullptr, parent),
 	names_before(before),
 	names_after(after)
 {
@@ -346,7 +346,7 @@ ChangeZValueCommand::ChangeZValueCommand(
 	ChangeZValueCommand::Option o,
 	QUndoCommand *parent
 ) :
-	ElementEditionCommand(elmt, 0, parent),
+	ElementEditionCommand(elmt, nullptr, parent),
 	option(o)
 {
 	// retrieve all primitives but terminals
@@ -466,7 +466,7 @@ void ChangeZValueCommand::applySendBackward(const QList<QGraphicsItem *> &items_
 	@param parent QUndoCommand parent
 */
 ChangeInformationsCommand::ChangeInformationsCommand(ElementScene *elmt, const QString &old_infos, const QString &new_infos, QUndoCommand *parent) :
-	ElementEditionCommand(QObject::tr("modification informations complementaires", "undo caption"), elmt, 0, parent),
+	ElementEditionCommand(QObject::tr("modification informations complementaires", "undo caption"), elmt, nullptr, parent),
 	old_informations_(old_infos),
 	new_informations_(new_infos)
 {
@@ -492,7 +492,7 @@ void ChangeInformationsCommand::redo() {
 	@param parent Parent QUndoCommand
 */
 ScalePartsCommand::ScalePartsCommand(ElementScene *scene, QUndoCommand * parent) :
-	ElementEditionCommand(scene, 0, parent),
+	ElementEditionCommand(scene, nullptr, parent),
 	first_redo(true)
 {}
 
@@ -594,7 +594,7 @@ void ScalePartsCommand::adjustText() {
  * @param parent: parent undo
  */
 ChangePropertiesCommand::ChangePropertiesCommand(ElementScene *scene, QString type, DiagramContext info, QUndoCommand *parent) :
-	ElementEditionCommand(scene, 0, parent)
+	ElementEditionCommand(scene, nullptr, parent)
 {
 	m_type << scene->m_elmt_type << type;
 	m_info << scene->m_elmt_kindInfo << info;

sources/editor/editorcommands.h

@@ -33,8 +33,8 @@ class ElementEditionCommand : public QUndoCommand
 {
 		// constructors, destructor
 	public:
-		ElementEditionCommand(ElementScene * = 0, ElementView * = 0, QUndoCommand * = 0);
+		ElementEditionCommand(ElementScene * = nullptr, ElementView * = nullptr, QUndoCommand * = nullptr);
-		ElementEditionCommand(const QString &, ElementScene * = 0, ElementView * = 0, QUndoCommand * = 0);
+		ElementEditionCommand(const QString &, ElementScene * = nullptr, ElementView * = nullptr, QUndoCommand * = nullptr);
 		virtual ~ElementEditionCommand();
 	private:
 		ElementEditionCommand(const ElementEditionCommand &);
@@ -60,7 +60,7 @@ class ElementEditionCommand : public QUndoCommand
 class DeletePartsCommand : public ElementEditionCommand {
 	// constructors, destructor
 	public:
-	DeletePartsCommand(ElementScene *, const QList<QGraphicsItem *>, QUndoCommand * = 0);
+	DeletePartsCommand(ElementScene *, const QList<QGraphicsItem *>, QUndoCommand * = nullptr);
 	virtual ~DeletePartsCommand();
 	private:
 	DeletePartsCommand(const DeletePartsCommand &);
@@ -82,7 +82,7 @@ class DeletePartsCommand : public ElementEditionCommand {
 class PastePartsCommand : public ElementEditionCommand {
 	// constructors, destructor
 	public:
-	PastePartsCommand(ElementView *, const ElementContent &, QUndoCommand * = 0);
+	PastePartsCommand(ElementView *, const ElementContent &, QUndoCommand * = nullptr);
 	virtual ~PastePartsCommand();
 	private:
 	PastePartsCommand(const PastePartsCommand &);
@@ -113,7 +113,7 @@ class PastePartsCommand : public ElementEditionCommand {
 class CutPartsCommand : public DeletePartsCommand {
 	// constructors, destructor
 	public:
-	CutPartsCommand(ElementScene *, const QList<QGraphicsItem *>, QUndoCommand * = 0);
+	CutPartsCommand(ElementScene *, const QList<QGraphicsItem *>, QUndoCommand * = nullptr);
 	virtual ~CutPartsCommand();
 	private:
 	CutPartsCommand(const CutPartsCommand &);
@@ -125,7 +125,7 @@ class CutPartsCommand : public DeletePartsCommand {
 class MovePartsCommand : public ElementEditionCommand {
 	// constructors, destructor
 	public:
-	MovePartsCommand(const QPointF &, ElementScene *, const QList<QGraphicsItem *>, QUndoCommand * = 0);
+	MovePartsCommand(const QPointF &, ElementScene *, const QList<QGraphicsItem *>, QUndoCommand * = nullptr);
 	virtual ~MovePartsCommand();
 	private:
 	MovePartsCommand(const MovePartsCommand &);
@@ -151,7 +151,7 @@ class MovePartsCommand : public ElementEditionCommand {
 class AddPartCommand : public ElementEditionCommand {
 	// constructors, destructor
 	public:
-	AddPartCommand(const QString &, ElementScene *, QGraphicsItem *, QUndoCommand * = 0);
+	AddPartCommand(const QString &, ElementScene *, QGraphicsItem *, QUndoCommand * = nullptr);
 	virtual ~AddPartCommand();
 	private:
 	AddPartCommand(const AddPartCommand &);
@@ -175,7 +175,7 @@ class AddPartCommand : public ElementEditionCommand {
 class ChangeNamesCommand : public ElementEditionCommand {
 	// constructors, destructor
 	public:
-	ChangeNamesCommand(ElementScene *, const NamesList &, const NamesList &, QUndoCommand * = 0);
+	ChangeNamesCommand(ElementScene *, const NamesList &, const NamesList &, QUndoCommand * = nullptr);
 	virtual ~ChangeNamesCommand();
 	private:
 	ChangeNamesCommand(const ChangeNamesCommand &);
@@ -207,7 +207,7 @@ class ChangeZValueCommand : public ElementEditionCommand {
 		Lower,        ///< Send primitives one layer below their current one; zValues are decremented
 		SendBackward  ///< Send primitives to the background so they have the lowest zValue
 	};
-	ChangeZValueCommand(ElementScene *, Option, QUndoCommand * = 0);
+	ChangeZValueCommand(ElementScene *, Option, QUndoCommand * = nullptr);
 	virtual ~ChangeZValueCommand();
 	private:
 	ChangeZValueCommand(const ChangeZValueCommand &);
@@ -239,7 +239,7 @@ class ChangeZValueCommand : public ElementEditionCommand {
 class ChangeInformationsCommand : public ElementEditionCommand {
 	// constructors, destructor
 	public:
-	ChangeInformationsCommand(ElementScene *, const QString &, const QString &, QUndoCommand * = 0);
+	ChangeInformationsCommand(ElementScene *, const QString &, const QString &, QUndoCommand * = nullptr);
 	virtual ~ChangeInformationsCommand();
 	private:
 	ChangeInformationsCommand(const ChangeInformationsCommand &);
@@ -263,7 +263,7 @@ class ChangeInformationsCommand : public ElementEditionCommand {
 class ScalePartsCommand : public ElementEditionCommand {
 	// constructors, destructor
 	public:
-	ScalePartsCommand(ElementScene * = 0, QUndoCommand * = 0);
+	ScalePartsCommand(ElementScene * = nullptr, QUndoCommand * = nullptr);
 	virtual ~ScalePartsCommand();
 	private:
 	ScalePartsCommand(const ScalePartsCommand &);
@@ -296,7 +296,7 @@ class ScalePartsCommand : public ElementEditionCommand {
 
 class ChangePropertiesCommand : public ElementEditionCommand {
 	public:
-	ChangePropertiesCommand (ElementScene *scene, QString type, DiagramContext info, QUndoCommand *parent=0);
+	ChangePropertiesCommand (ElementScene *scene, QString type, DiagramContext info, QUndoCommand *parent=nullptr);
 	virtual ~ChangePropertiesCommand ();
 
 	virtual void undo();

sources/editor/elementitemeditor.cpp

@@ -61,5 +61,5 @@ void ElementItemEditor::setElementTypeName(const QString &name) {
 	@see setPart
 */
 void ElementItemEditor::detach() {
-	setPart(0);
+	setPart(nullptr);
 }

sources/editor/elementitemeditor.h

@@ -35,7 +35,7 @@ class ElementItemEditor : public QWidget
 		Q_OBJECT
 		// constructors, destructor
 	public:
-		ElementItemEditor(QETElementEditor *, QWidget * = 0);
+		ElementItemEditor(QETElementEditor *, QWidget * = nullptr);
 		virtual ~ElementItemEditor() {};
 	private:
 		ElementItemEditor(const ElementItemEditor &);

sources/editor/elementprimitivedecorator.cpp

@@ -222,14 +222,14 @@ void ElementPrimitiveDecorator::mouseReleaseEvent(QGraphicsSceneMouseEvent *even
 {
 	Q_UNUSED(event)
 	
-	ElementEditionCommand *command = 0;
+	ElementEditionCommand *command = nullptr;
 
 	if (current_operation_square_ == QET::MoveArea)
 	{
 		QPointF movement = mapToScene(modified_bounding_rect_.topLeft()) - mapToScene(original_bounding_rect_.topLeft());
 		if (!movement.isNull())
 		{
-			MovePartsCommand *move_command = new MovePartsCommand(movement, 0, graphicsItems());
+			MovePartsCommand *move_command = new MovePartsCommand(movement, nullptr, graphicsItems());
 			command = move_command;
 		}
 		
@@ -282,7 +282,7 @@ void ElementPrimitiveDecorator::keyReleaseEvent(QKeyEvent *e) {
 		moving_by_keys_  && !e -> isAutoRepeat()
 	) {
 		// cree un objet d'annulation pour le mouvement qui vient de se finir
-		emit(actionFinished(new MovePartsCommand(keys_movement_, 0, graphicsItems())));
+		emit(actionFinished(new MovePartsCommand(keys_movement_, nullptr, graphicsItems())));
 		keys_movement_ = QPointF();
 		moving_by_keys_ = false;
 	}
@@ -378,7 +378,7 @@ CustomElementPart *ElementPrimitiveDecorator::singleItem() const {
 	if (decorated_items_.count() == 1) {
 		return(decorated_items_.first());
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -538,7 +538,7 @@ void ElementPrimitiveDecorator::handlerMouseReleaseEvent(QetGraphicsHandlerItem
 	Q_UNUSED(qghi);
 	Q_UNUSED(event);
 	
-	ElementEditionCommand *command = 0;
+	ElementEditionCommand *command = nullptr;
 	if (current_operation_square_ > QET::NoOperation)
 	{
 		ScalePartsCommand *scale_command = new ScalePartsCommand();

sources/editor/elementprimitivedecorator.h

@@ -42,7 +42,7 @@ class ElementPrimitiveDecorator : public QGraphicsObject
 	Q_OBJECT
 	
 	public:
-		ElementPrimitiveDecorator(QGraphicsItem * = 0);
+		ElementPrimitiveDecorator(QGraphicsItem * = nullptr);
 		virtual ~ElementPrimitiveDecorator();
 		
 		enum { Type = UserType + 2200 };
@@ -50,7 +50,7 @@ class ElementPrimitiveDecorator : public QGraphicsObject
 			// methods
 		QRectF internalBoundingRect() const;
 		virtual QRectF boundingRect () const;
-		virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0);
+		virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = nullptr);
 		virtual int type() const { return Type; }
 		void setItems(const QList<QGraphicsItem *> &);
 		void setItems(const QList<CustomElementPart *> &);

sources/editor/elementscene.h

@@ -55,7 +55,7 @@ class ElementScene : public QGraphicsScene
 	
 		// constructors, destructor
 	public:
-		ElementScene(QETElementEditor *, QObject * = 0);
+		ElementScene(QETElementEditor *, QObject * = nullptr);
 		virtual ~ElementScene();
 	
 	private:
@@ -113,7 +113,7 @@ class ElementScene : public QGraphicsScene
 		virtual void setGrid(int, int);
 		virtual const QDomDocument toXml(bool = true);
 		virtual QRectF boundingRectFromXml(const QDomDocument &);
-		virtual void fromXml(const QDomDocument &, const QPointF & = QPointF(), bool = true, ElementContent * = 0);
+		virtual void fromXml(const QDomDocument &, const QPointF & = QPointF(), bool = true, ElementContent * = nullptr);
 		virtual void reset();
 		virtual QList<CustomElementPart *> primitives() const;
 		virtual QList<QGraphicsItem *> zItems(ItemOptions options = ItemOptions(SortByZValue | IncludeTerminals | SelectedOrNot)) const;
@@ -141,10 +141,10 @@ class ElementScene : public QGraphicsScene
 	
 	private:
 		QRectF elementContentBoundingRect(const ElementContent &) const;
-		bool applyInformations(const QDomDocument &, QString * = 0);
+		bool applyInformations(const QDomDocument &, QString * = nullptr);
-		ElementContent loadContent(const QDomDocument &, QString * = 0);
+		ElementContent loadContent(const QDomDocument &, QString * = nullptr);
-		ElementContent addContent(const ElementContent &, QString * = 0);
+		ElementContent addContent(const ElementContent &, QString * = nullptr);
-		ElementContent addContentAtPos(const ElementContent &, const QPointF &, QString * = 0);
+		ElementContent addContentAtPos(const ElementContent &, const QPointF &, QString * = nullptr);
 		void addPrimitive(QGraphicsItem *);
 		void initPasteArea();
 		static bool zValueLessThan(QGraphicsItem *, QGraphicsItem *);

sources/editor/elementview.h

@@ -30,7 +30,7 @@ class ElementView : public QGraphicsView {
 	
 	// constructors, destructor
 	public:
-	ElementView(ElementScene *, QWidget * = 0);
+	ElementView(ElementScene *, QWidget * = nullptr);
 	virtual ~ElementView();
 	
 	private:

sources/editor/ellipseeditor.cpp

@@ -83,8 +83,8 @@ bool EllipseEditor::setPart(CustomElementPart *new_part)
 	{
 		if (part)
 			disconnect(part, &PartEllipse::rectChanged, this, &EllipseEditor::updateForm);
-		part = 0;
+		part = nullptr;
-		style_ -> setPart(0);
+		style_ -> setPart(nullptr);
 		return(true);
 	}
 	if (PartEllipse *part_ellipse = dynamic_cast<PartEllipse *>(new_part))

sources/editor/ellipseeditor.h

@@ -33,7 +33,7 @@ class EllipseEditor : public ElementItemEditor
 
 		// constructors, destructor
 	public:
-		EllipseEditor(QETElementEditor *, PartEllipse * = 0, QWidget * = 0);
+		EllipseEditor(QETElementEditor *, PartEllipse * = nullptr, QWidget * = nullptr);
 		virtual ~EllipseEditor();
 	private:
 		EllipseEditor(const EllipseEditor &);

sources/editor/graphicspart/abstractpartellipse.h

@@ -41,7 +41,7 @@ class AbstractPartEllipse : public CustomElementGraphicPart
 
 		// constructors, destructor
 	public:
-		AbstractPartEllipse(QETElementEditor *editor, QGraphicsItem * parent = 0);
+		AbstractPartEllipse(QETElementEditor *editor, QGraphicsItem * parent = nullptr);
 		virtual ~AbstractPartEllipse();
 
 	private:

sources/editor/graphicspart/customelementgraphicpart.h

@@ -64,7 +64,7 @@ class CustomElementGraphicPart : public QGraphicsObject, public CustomElementPar
 		// constructors, destructor
 	public:
 
-		CustomElementGraphicPart(QETElementEditor *editor, QGraphicsItem *parent = 0);
+		CustomElementGraphicPart(QETElementEditor *editor, QGraphicsItem *parent = nullptr);
 		virtual ~CustomElementGraphicPart();
 
 		static void drawCross (const QPointF &center, QPainter *painter);

sources/editor/graphicspart/partarc.h

@@ -33,7 +33,7 @@ class PartArc : public AbstractPartEllipse
 		Q_OBJECT
 
 	public:
-		PartArc(QETElementEditor *editor, QGraphicsItem *parent = 0);
+		PartArc(QETElementEditor *editor, QGraphicsItem *parent = nullptr);
 		virtual ~PartArc();
 	
 	private:
@@ -46,7 +46,7 @@ class PartArc : public AbstractPartEllipse
 			 * @return the QGraphicsItem type
 			 */
 		virtual int type() const { return Type; }
-		virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0);
+		virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = nullptr);
 
 			//Name and XML
 		virtual QString name()    const { return(QObject::tr("arc", "element part name")); }

sources/editor/graphicspart/partellipse.h

@@ -33,7 +33,7 @@ class PartEllipse : public  AbstractPartEllipse
 
 		// constructors, destructor
 	public:
-		PartEllipse(QETElementEditor *editor, QGraphicsItem * parent = 0);
+		PartEllipse(QETElementEditor *editor, QGraphicsItem * parent = nullptr);
 		virtual ~PartEllipse();
 	
 	private:
@@ -47,7 +47,7 @@ class PartEllipse : public  AbstractPartEllipse
 			 * @return the QGraphicsItem type
 			 */
 		virtual int type() const { return Type; }	
-		virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0);
+		virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = nullptr);
 
 			//Name and XML
 		virtual QString name()    const { return(QObject::tr("ellipse", "element part name")); }

sources/editor/graphicspart/partline.h

@@ -45,7 +45,7 @@ class PartLine : public CustomElementGraphicPart
 
 		// constructors, destructor
 	public:
-		PartLine(QETElementEditor *, QGraphicsItem * = 0);
+		PartLine(QETElementEditor *, QGraphicsItem * = nullptr);
 		virtual ~PartLine();
 	private:
 		PartLine(const PartLine &);
@@ -67,7 +67,7 @@ class PartLine : public CustomElementGraphicPart
 		  * @return the QGraphicsItem type
 		  */
 		virtual int type() const { return Type; }
-		virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0);
+		virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = nullptr);
 		virtual QString name() const { return(QObject::tr("ligne", "element part name")); }
 		virtual QString xmlName() const { return(QString("line")); }
 		virtual const QDomElement toXml(QDomDocument &) const;

sources/editor/graphicspart/partpolygon.h

@@ -38,7 +38,7 @@ class PartPolygon : public CustomElementGraphicPart
 
 		// constructors, destructor
 	public:
-		PartPolygon(QETElementEditor *editor, QGraphicsItem *parent = 0);
+		PartPolygon(QETElementEditor *editor, QGraphicsItem *parent = nullptr);
 		virtual ~PartPolygon();
 	
 	private:

sources/editor/graphicspart/partrectangle.h

@@ -36,7 +36,7 @@ class PartRectangle :  public CustomElementGraphicPart
 
 		// constructors, destructor
 	public:
-		PartRectangle(QETElementEditor *, QGraphicsItem *parent = 0);
+		PartRectangle(QETElementEditor *, QGraphicsItem *parent = nullptr);
 		virtual ~PartRectangle();
 	
 	private:
@@ -53,7 +53,7 @@ class PartRectangle :  public CustomElementGraphicPart
 			 * @return the QGraphicsItem type
 			 */
 		virtual int     type  () const { return Type; }
-		virtual void    paint (QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0);
+		virtual void    paint (QPainter *, const QStyleOptionGraphicsItem *, QWidget * = nullptr);
 		virtual QString name  () const { return(QObject::tr("rectangle", "element part name")); }
 
 		virtual QString           xmlName () const { return(QString("rect")); }

sources/editor/graphicspart/partterminal.h

@@ -35,7 +35,7 @@ class PartTerminal : public CustomElementGraphicPart
 	
 	public:
 		// constructors, destructor
-		PartTerminal(QETElementEditor *editor, QGraphicsItem *parent = 0);
+		PartTerminal(QETElementEditor *editor, QGraphicsItem *parent = nullptr);
 		virtual ~PartTerminal();
 	private:
 		PartTerminal(const PartTerminal &);

sources/editor/graphicspart/parttext.h

@@ -31,7 +31,7 @@ class PartText : public QGraphicsTextItem, public CustomElementPart {
 	
 	// constructors, destructor
 	public:
-    PartText(QETElementEditor *, QGraphicsItem * = 0);
+    PartText(QETElementEditor *, QGraphicsItem * = nullptr);
 	virtual ~PartText();
 	
 	private:

sources/editor/graphicspart/parttextfield.h

@@ -35,7 +35,7 @@ class PartTextField : public QGraphicsTextItem, public CustomElementPart
 	
 	// constructors, destructor
 	public:
-    PartTextField(QETElementEditor *, QGraphicsItem * = 0);
+    PartTextField(QETElementEditor *, QGraphicsItem * = nullptr);
 	virtual ~PartTextField();
 	
 	private:

sources/editor/lineeditor.cpp

@@ -110,8 +110,8 @@ bool LineEditor::setPart(CustomElementPart *new_part)
 			disconnect(part, &PartLine::firstEndLengthChanged, this, &LineEditor::updateForm);
 			disconnect(part, &PartLine::secondEndLengthChanged, this, &LineEditor::updateForm);
 		}
-		part = 0;
+		part = nullptr;
-		style_ -> setPart(0);
+		style_ -> setPart(nullptr);
 		return(true);
 	}
 	if (PartLine *part_line = dynamic_cast<PartLine *>(new_part))

sources/editor/lineeditor.h

@@ -33,7 +33,7 @@ class LineEditor : public ElementItemEditor
 	Q_OBJECT
 		// constructors, destructor
 	public:
-		LineEditor(QETElementEditor *, PartLine * = 0, QWidget * = 0);
+		LineEditor(QETElementEditor *, PartLine * = nullptr, QWidget * = nullptr);
 		virtual ~LineEditor();
 	private:
 		LineEditor(const LineEditor &);

sources/editor/polygoneditor.cpp

@@ -130,8 +130,8 @@ bool PolygonEditor::setPart(CustomElementPart *new_part)
 			disconnect(part, &PartPolygon::polygonChanged, this, &PolygonEditor::updateForm);
 			disconnect(part, &PartPolygon::closedChange, this, &PolygonEditor::updateForm);
 		}
-		part = 0;
+		part = nullptr;
-		style_ -> setPart(0);
+		style_ -> setPart(nullptr);
 		return(true);
 	}
 	if (PartPolygon *part_polygon = dynamic_cast<PartPolygon *>(new_part))

sources/editor/polygoneditor.h

@@ -35,7 +35,7 @@ class PolygonEditor : public ElementItemEditor {
 	
 	// constructors, destructor
 	public:
-	PolygonEditor(QETElementEditor *, PartPolygon * = 0, QWidget * = 0);
+	PolygonEditor(QETElementEditor *, PartPolygon * = nullptr, QWidget * = nullptr);
 	virtual ~PolygonEditor();
 	
 	private:

sources/editor/qetelementeditor.cpp

@@ -1267,11 +1267,11 @@ bool QETElementEditor::canClose() {
 */
 QWidget *QETElementEditor::clearToolsDock() {
 	if (QWidget *previous_widget = tools_dock_scroll_area_ -> takeWidget()) {
-		previous_widget -> setParent(0);
+		previous_widget -> setParent(nullptr);
 		previous_widget -> hide();
 		return(previous_widget);
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**

sources/editor/qetelementeditor.h

@@ -36,7 +36,7 @@ class QETElementEditor : public QETMainWindow {
 	
 	// constructor, destructor
 	public:
-		QETElementEditor(QWidget * = 0);
+		QETElementEditor(QWidget * = nullptr);
 		virtual ~QETElementEditor();
 	private:
 		QETElementEditor(const QETElementEditor &);
@@ -109,7 +109,7 @@ class QETElementEditor : public QETMainWindow {
 	void readSettings();
 	void writeSettings();
 	static QPointF pasteOffset();
-	static QString getOpenElementFileName(QWidget * = 0, const QString & = QString());
+	static QString getOpenElementFileName(QWidget * = nullptr, const QString & = QString());
 	void contextMenu(QPoint p);
 
 	signals:

sources/editor/rectangleeditor.cpp

@@ -82,8 +82,8 @@ bool RectangleEditor::setPart(CustomElementPart *new_part)
 	{
 		if (part)
 			disconnect(part, &PartRectangle::rectChanged, this, &RectangleEditor::updateForm);
-		part = 0;
+		part = nullptr;
-		style_ -> setPart(0);
+		style_ -> setPart(nullptr);
 		return(true);
 	}
 

sources/editor/rectangleeditor.h

@@ -33,7 +33,7 @@ class RectangleEditor : public ElementItemEditor
 
 		// constructors, destructor
 	public:
-		RectangleEditor(QETElementEditor *, PartRectangle * = 0, QWidget * = 0);
+		RectangleEditor(QETElementEditor *, PartRectangle * = nullptr, QWidget * = nullptr);
 		virtual ~RectangleEditor();
 	private:
 		RectangleEditor(const RectangleEditor &);

sources/editor/styleeditor.h

@@ -36,7 +36,7 @@ class StyleEditor : public ElementItemEditor
 		Q_OBJECT
 		// constructors, destructor
 	public:
-		StyleEditor(QETElementEditor *, CustomElementGraphicPart * = 0, QWidget * = 0);
+		StyleEditor(QETElementEditor *, CustomElementGraphicPart * = nullptr, QWidget * = nullptr);
 		virtual ~StyleEditor();
 	
 	private:

sources/editor/terminaleditor.cpp

@@ -88,7 +88,7 @@ bool TerminalEditor::setPart(CustomElementPart *new_part)
 	{
 		if (part)
 			disconnect(part, &PartTerminal::orientationChanged, this, &TerminalEditor::updateForm);
-		part = 0;
+		part = nullptr;
 		return(true);
 	}
 	if (PartTerminal *part_terminal = dynamic_cast<PartTerminal *>(new_part))

sources/editor/terminaleditor.h

@@ -31,7 +31,7 @@ class TerminalEditor : public ElementItemEditor {
 	Q_OBJECT
 	// Constructors, destructor
 	public:
-	TerminalEditor(QETElementEditor *, PartTerminal * = 0, QWidget * = 0);
+	TerminalEditor(QETElementEditor *, PartTerminal * = nullptr, QWidget * = nullptr);
 	virtual ~TerminalEditor();
 	private:
 	TerminalEditor(const TerminalEditor &);

sources/editor/texteditor.cpp

@@ -107,7 +107,7 @@ bool TextEditor::setPart(CustomElementPart *new_part)
 {
 	if (!new_part)
 	{
-		part = 0;
+		part = nullptr;
 		return(true);
 	}
 	if (PartText *part_text = dynamic_cast<PartText *>(new_part))

sources/editor/texteditor.h

@@ -38,7 +38,7 @@ class TextEditor : public ElementItemEditor
 
 		// Constructors, destructor
 	public:
-		TextEditor(QETElementEditor *, PartText * = 0, QWidget * = 0);
+		TextEditor(QETElementEditor *, PartText * = nullptr, QWidget * = nullptr);
 		virtual ~TextEditor();
 	private:
 		TextEditor(const TextEditor &);

sources/editor/textfieldeditor.cpp

@@ -106,7 +106,7 @@ bool TextFieldEditor::setPart(CustomElementPart *new_part)
 {
 	if (!new_part)
 	{
-		part = 0;
+		part = nullptr;
 		return(true);
 	}
 	if (PartTextField *part_textfield = dynamic_cast<PartTextField *>(new_part))

sources/editor/textfieldeditor.h

@@ -37,7 +37,7 @@ class TextFieldEditor : public ElementItemEditor
 
 		// Constructors, destructor
 	public:
-		TextFieldEditor(QETElementEditor *, PartTextField * = 0, QWidget * = 0);
+		TextFieldEditor(QETElementEditor *, PartTextField * = nullptr, QWidget * = nullptr);
 		virtual ~TextFieldEditor();
 	private:
 		TextFieldEditor(const TextFieldEditor &);

sources/editor/ui/elementpropertieseditorwidget.h

@@ -37,7 +37,7 @@ class ElementPropertiesEditorWidget : public QDialog
 
 	//METHODS
 	public:
-	explicit ElementPropertiesEditorWidget(QString &basic_type, DiagramContext &dc, QWidget *parent = 0);
+	explicit ElementPropertiesEditorWidget(QString &basic_type, DiagramContext &dc, QWidget *parent = nullptr);
 	~ElementPropertiesEditorWidget();
 
 	void upDateInterface();

sources/elementprovider.h

@@ -34,7 +34,7 @@ class Element;
 class ElementProvider
 {
 	public:
-	ElementProvider(QETProject *prj, Diagram *diagram=0);
+	ElementProvider(QETProject *prj, Diagram *diagram=nullptr);
 	ElementProvider(Diagram *diag);
 	QList <Element *> freeElement(const int filter) const;
 	QList <Element *> fromUuids(QList <QUuid>) const;

sources/elementscollectioncache.cpp

@@ -208,7 +208,7 @@ QPixmap ElementsCollectionCache::pixmap() const {
 */
 bool ElementsCollectionCache::fetchData(const ElementsLocation &location) {
 	int state;
-	Element *custom_elmt = ElementFactory::Instance() -> createElement(location, 0, &state);
+	Element *custom_elmt = ElementFactory::Instance() -> createElement(location, nullptr, &state);
 	if (state) {
 		qDebug() << "ElementsCollectionCache::fetchData() : Le chargement du composant" << qPrintable(location.toString()) << "a echoue avec le code d'erreur" << state;
 	} else {

sources/elementscollectioncache.h

@@ -31,7 +31,7 @@ class ElementsCollectionCache : public QObject
 {
 	public:
 	// constructor, destructor
-	ElementsCollectionCache(const QString &database_path, QObject * = 0);
+	ElementsCollectionCache(const QString &database_path, QObject * = nullptr);
 	virtual ~ElementsCollectionCache();
 	
 	// methods

sources/elementsmover.cpp

@@ -32,8 +32,8 @@
 ElementsMover::ElementsMover() :
 	movement_running_(false),
 	current_movement_(),
-	diagram_(0),
+	diagram_(nullptr),
-	movement_driver_(0),
+	movement_driver_(nullptr),
 	moved_content_()
 {
 	

sources/elementsmover.h

@@ -46,7 +46,7 @@ class ElementsMover {
 	// methods
 	public:
 	bool isReady() const;
-	int  beginMovement(Diagram *, QGraphicsItem * = 0);
+	int  beginMovement(Diagram *, QGraphicsItem * = nullptr);
 	void continueMovement(const QPointF &);
 	void endMovement();
 	

sources/elementspanel.cpp

@@ -127,7 +127,7 @@ QTreeWidgetItem *ElementsPanel::addProject(QETProject *project) {
 	bool first_add = (first_reload_ || !projects_to_display_.contains(project));
 	
 	// create the QTreeWidgetItem representing the project
-	QTreeWidgetItem *qtwi_project = GenericPanel::addProject(project, 0, GenericPanel::All);
+	QTreeWidgetItem *qtwi_project = GenericPanel::addProject(project, nullptr, GenericPanel::All);
 	// the project will be inserted right before the common tb templates collection
 	invisibleRootItem() -> insertChild(
 		indexOfTopLevelItem(common_tbt_collection_item_),

sources/elementspanel.h

@@ -36,7 +36,7 @@ class ElementsPanel : public GenericPanel {
 	
 	// constructors, destructor
 	public:
-	ElementsPanel(QWidget * = 0);
+	ElementsPanel(QWidget * = nullptr);
 	virtual ~ElementsPanel();
 	
 	private:

sources/elementspanelwidget.h

@@ -30,7 +30,7 @@ class ElementsPanelWidget : public QWidget {
 	
 	// constructors, destructor
 	public:
-	ElementsPanelWidget(QWidget * = 0);
+	ElementsPanelWidget(QWidget * = nullptr);
 	virtual ~ElementsPanelWidget();
 	
 	private:

sources/exportdialog.h

@@ -32,7 +32,7 @@ class ExportDialog : public QDialog {
 	
 	// constructors, destructor
 	public:
-	ExportDialog(QETProject *, QWidget * = 0);
+	ExportDialog(QETProject *, QWidget * = nullptr);
 	virtual ~ExportDialog();
 	
 	private:

sources/exportpropertieswidget.h

@@ -28,8 +28,8 @@ class ExportPropertiesWidget : public QWidget {
 	Q_OBJECT
 	// constructors, destructor
 	public:
-	ExportPropertiesWidget(QWidget * = 0);
+	ExportPropertiesWidget(QWidget * = nullptr);
-	ExportPropertiesWidget(const ExportProperties &, QWidget * = 0);
+	ExportPropertiesWidget(const ExportProperties &, QWidget * = nullptr);
 	virtual ~ExportPropertiesWidget();
 	private:
 	ExportPropertiesWidget(const ExportPropertiesWidget &);

sources/factory/elementfactory.h

@@ -52,7 +52,7 @@ class ElementFactory
 			if (factory_) {
 				mutex.lock();
 				delete factory_;
-				factory_ = 0;
+				factory_ = nullptr;
 				mutex.unlock();
 			}
 		}
@@ -69,7 +69,7 @@ class ElementFactory
 		~ElementFactory() {}
 
 	public:
-		Element *createElement (const ElementsLocation &, QGraphicsItem * = 0, int * = 0);
+		Element *createElement (const ElementsLocation &, QGraphicsItem * = nullptr, int * = nullptr);
 };
 //ElementFactory ElementFactory::factory_ = 0;
 #endif // ELEMENTFACTORY_H

sources/genericpanel.cpp

@@ -55,7 +55,7 @@ QETProject *GenericPanel::projectForItem(QTreeWidgetItem *item) const {
 	if (item && item -> type() == QET::Project) {
 		return(valueForItem<QETProject *>(item));
 	}
-	return(0);
+	return(nullptr);
 	
 }
 
@@ -66,7 +66,7 @@ Diagram *GenericPanel::diagramForItem(QTreeWidgetItem *item) const {
 	if (item && item -> type() == QET::Diagram) {
 		return(valueForItem<Diagram *>(item));
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -104,7 +104,7 @@ TitleBlockTemplateLocation GenericPanel::selectedTemplateLocation() const {
 	
 */
 QTreeWidgetItem *GenericPanel::addProject(QETProject *project, QTreeWidgetItem *parent_item, PanelOptions options) {
-	if (!project) return(0);
+	if (!project) return(nullptr);
 	bool creation_required;
 	
 	QTreeWidgetItem *project_qtwi = getItemForProject(project, &creation_required);
@@ -121,8 +121,8 @@ QTreeWidgetItem *GenericPanel::addProject(QETProject *project, QTreeWidgetItem *
 	project does not appear within this panel.
 */
 QTreeWidgetItem *GenericPanel::itemForProject(QETProject *project) {
-	if (!project) return(0);
+	if (!project) return(nullptr);
-	return(projects_.value(project, 0));
+	return(projects_.value(project, nullptr));
 }
 
 /**
@@ -134,9 +134,9 @@ QTreeWidgetItem *GenericPanel::itemForProject(QETProject *project) {
 	appear within this panel, it is created.
 */
 QTreeWidgetItem *GenericPanel::getItemForProject(QETProject *project, bool *created) {
-	if (!project) return(0);
+	if (!project) return(nullptr);
 	
-	QTreeWidgetItem *project_qtwi = projects_.value(project, 0);
+	QTreeWidgetItem *project_qtwi = projects_.value(project, nullptr);
 	if (project_qtwi) {
 		if (created) *created = false;
 		return(project_qtwi);
@@ -152,7 +152,7 @@ QTreeWidgetItem *GenericPanel::getItemForProject(QETProject *project, bool *crea
 */
 QTreeWidgetItem *GenericPanel::updateProjectItem(QTreeWidgetItem *project_qtwi, QETProject *project, PanelOptions options, bool freshly_created) {
 	Q_UNUSED(options)
-	if (!project_qtwi || !project) return(0);
+	if (!project_qtwi || !project) return(nullptr);
 	
 	if (freshly_created) {
 		project_qtwi -> setData(0, GenericPanel::Item, qVariantFromValue(project));
@@ -188,7 +188,7 @@ QTreeWidgetItem *GenericPanel::updateProjectItem(QTreeWidgetItem *project_qtwi,
 	
 */
 QTreeWidgetItem *GenericPanel::fillProjectItem(QTreeWidgetItem *project_qtwi, QETProject *project, PanelOptions options, bool freshly_created) {
-	if (!project_qtwi || !project) return(0);
+	if (!project_qtwi || !project) return(nullptr);
 	
 	
 	if (options & AddChildDiagrams) {
@@ -211,7 +211,7 @@ QTreeWidgetItem *GenericPanel::fillProjectItem(QTreeWidgetItem *project_qtwi, QE
 		}
 		int index = 0;
 		foreach (Diagram *diagram, project -> diagrams()) {
-			QTreeWidgetItem *diagram_qtwi = addDiagram(diagram, 0, options);
+			QTreeWidgetItem *diagram_qtwi = addDiagram(diagram, nullptr, options);
 			project_qtwi -> insertChild(index, diagram_qtwi);
 			++ index;
 		}
@@ -239,7 +239,7 @@ QTreeWidgetItem *GenericPanel::fillProjectItem(QTreeWidgetItem *project_qtwi, QE
 */
 QTreeWidgetItem *GenericPanel::addDiagram(Diagram *diagram, QTreeWidgetItem *parent_item, PanelOptions options) {
 	Q_UNUSED(options)
-	if (!diagram) return(0);
+	if (!diagram) return(nullptr);
 	
 	bool creation_required;
 	
@@ -255,9 +255,9 @@ QTreeWidgetItem *GenericPanel::addDiagram(Diagram *diagram, QTreeWidgetItem *par
 	
 */
 QTreeWidgetItem *GenericPanel::getItemForDiagram(Diagram *diagram, bool *created) {
-	if (!diagram) return(0);
+	if (!diagram) return(nullptr);
 	
-	QTreeWidgetItem *diagram_qtwi = diagrams_.value(diagram, 0);
+	QTreeWidgetItem *diagram_qtwi = diagrams_.value(diagram, nullptr);
 	if (diagram_qtwi) {
 		if (created) *created = false;
 		return(diagram_qtwi);
@@ -273,7 +273,7 @@ QTreeWidgetItem *GenericPanel::getItemForDiagram(Diagram *diagram, bool *created
 */
 QTreeWidgetItem *GenericPanel::updateDiagramItem(QTreeWidgetItem *diagram_qtwi, Diagram *diagram, PanelOptions options, bool freshly_created) {
 	Q_UNUSED(options)
-	if (!diagram || !diagram_qtwi) return(0);
+	if (!diagram || !diagram_qtwi) return(nullptr);
 	QSettings settings;
 	
 	QString displayed_title = diagram -> title();
@@ -342,7 +342,7 @@ QTreeWidgetItem *GenericPanel::fillDiagramItem(QTreeWidgetItem *diagram_qtwi, Di
 	
 */
 QTreeWidgetItem *GenericPanel::addTemplatesCollection(TitleBlockTemplatesCollection *tbt_collection, QTreeWidgetItem *parent_item, PanelOptions options) {
-	if (!tbt_collection) return(0);
+	if (!tbt_collection) return(nullptr);
 	bool creation_required;
 	
 	QTreeWidgetItem *tbt_collection_qtwi = getItemForTemplatesCollection(tbt_collection, &creation_required);
@@ -357,16 +357,16 @@ QTreeWidgetItem *GenericPanel::addTemplatesCollection(TitleBlockTemplatesCollect
 	
 */
 QTreeWidgetItem *GenericPanel::itemForTemplatesCollection(TitleBlockTemplatesCollection *tbt_collection) {
-	if (!tbt_collection) return(0);
+	if (!tbt_collection) return(nullptr);
-	return(tb_templates_.value(tbt_collection -> location(), 0));
+	return(tb_templates_.value(tbt_collection -> location(), nullptr));
 }
 
 /**
 	
 */
 QTreeWidgetItem *GenericPanel::getItemForTemplatesCollection(TitleBlockTemplatesCollection *tbt_collection, bool *created) {
-	if (!tbt_collection) return(0);
+	if (!tbt_collection) return(nullptr);
-	QTreeWidgetItem *tbt_collection_item = tb_templates_.value(tbt_collection -> location(), 0);
+	QTreeWidgetItem *tbt_collection_item = tb_templates_.value(tbt_collection -> location(), nullptr);
 	if (tbt_collection_item) {
 		if (created) *created = false;
 		return(tbt_collection_item);
@@ -421,7 +421,7 @@ QTreeWidgetItem *GenericPanel::fillTemplatesCollectionItem(QTreeWidgetItem *tbt_
 		
 		int index = 0;
 		foreach (QString template_name, tbt_collection -> templates()) {
-			QTreeWidgetItem *template_item = addTemplate(tbt_collection -> location(template_name), 0, options);
+			QTreeWidgetItem *template_item = addTemplate(tbt_collection -> location(template_name), nullptr, options);
 			tbt_collection_qtwi -> insertChild(index ++, template_item);
 		}
 	}
@@ -433,7 +433,7 @@ QTreeWidgetItem *GenericPanel::fillTemplatesCollectionItem(QTreeWidgetItem *tbt_
 	
 */
 QTreeWidgetItem *GenericPanel::addTemplate(const TitleBlockTemplateLocation &tb_template, QTreeWidgetItem *parent_item, PanelOptions options) {
-	if (!tb_template.isValid()) return(0);
+	if (!tb_template.isValid()) return(nullptr);
 	bool creation_required;
 	
 	QTreeWidgetItem *tb_template_qtwi = getItemForTemplate(tb_template, &creation_required);
@@ -448,9 +448,9 @@ QTreeWidgetItem *GenericPanel::addTemplate(const TitleBlockTemplateLocation &tb_
 	
 */
 QTreeWidgetItem *GenericPanel::getItemForTemplate(const TitleBlockTemplateLocation &tb_template, bool *created) {
-	if (!tb_template.isValid()) return(0);
+	if (!tb_template.isValid()) return(nullptr);
 	
-	QTreeWidgetItem *tb_template_qtwi = tb_templates_.value(tb_template, 0);
+	QTreeWidgetItem *tb_template_qtwi = tb_templates_.value(tb_template, nullptr);
 	if (tb_template_qtwi) {
 		if (created) *created = false;
 		return(tb_template_qtwi);
@@ -530,7 +530,7 @@ QTreeWidgetItem *GenericPanel::fillItem(QTreeWidgetItem *qtwi, PanelOptions opti
 	
 */
 void GenericPanel::projectInformationsChanged(QETProject *project) {
-	addProject(project, 0, 0);
+	addProject(project, nullptr, nullptr);
 	emit(panelContentChanged());
 }
 
@@ -539,7 +539,7 @@ void GenericPanel::projectInformationsChanged(QETProject *project) {
 */
 void GenericPanel::diagramAdded(QETProject *project, Diagram *diagram) {
 	Q_UNUSED(diagram)
-	addProject(project, 0, GenericPanel::AddChildDiagrams);
+	addProject(project, nullptr, GenericPanel::AddChildDiagrams);
 	emit(panelContentChanged());
 }
 
@@ -548,7 +548,7 @@ void GenericPanel::diagramAdded(QETProject *project, Diagram *diagram) {
 */
 void GenericPanel::diagramRemoved(QETProject *project, Diagram *diagram) {
 	Q_UNUSED(diagram)
-	addProject(project, 0, GenericPanel::AddChildDiagrams);
+	addProject(project, nullptr, GenericPanel::AddChildDiagrams);
 	emit(panelContentChanged());
 }
 

sources/genericpanel.h

@@ -55,7 +55,7 @@ class GenericPanel : public QTreeWidget {
 	
 	// Constructors, destructor
 	public:
-	GenericPanel(QWidget * = 0);
+	GenericPanel(QWidget * = nullptr);
 	virtual ~GenericPanel();
 	
 	public:
@@ -72,35 +72,35 @@ class GenericPanel : public QTreeWidget {
 	
 	// project-related methods
 	public:
-	virtual QTreeWidgetItem *addProject(QETProject *, QTreeWidgetItem * = 0, PanelOptions = AddAllChild);
+	virtual QTreeWidgetItem *addProject(QETProject *, QTreeWidgetItem * = nullptr, PanelOptions = AddAllChild);
 	virtual QTreeWidgetItem *itemForProject(QETProject *);
 	protected:
-	virtual QTreeWidgetItem *getItemForProject(QETProject *, bool * = 0);
+	virtual QTreeWidgetItem *getItemForProject(QETProject *, bool * = nullptr);
 	virtual QTreeWidgetItem *updateProjectItem(QTreeWidgetItem *, QETProject *, PanelOptions = AddAllChild, bool = false);
 	virtual QTreeWidgetItem *fillProjectItem  (QTreeWidgetItem *, QETProject *, PanelOptions = AddAllChild, bool = false);
 	
 	// diagram-related methods
 	public:
-	virtual QTreeWidgetItem *addDiagram(Diagram *, QTreeWidgetItem * = 0, PanelOptions = AddAllChild);
+	virtual QTreeWidgetItem *addDiagram(Diagram *, QTreeWidgetItem * = nullptr, PanelOptions = AddAllChild);
 	protected:
-	virtual QTreeWidgetItem *getItemForDiagram(Diagram *, bool * = 0);
+	virtual QTreeWidgetItem *getItemForDiagram(Diagram *, bool * = nullptr);
 	virtual QTreeWidgetItem *updateDiagramItem(QTreeWidgetItem *, Diagram *, PanelOptions = AddAllChild, bool = false);
 	virtual QTreeWidgetItem *fillDiagramItem  (QTreeWidgetItem *, Diagram *, PanelOptions = AddAllChild, bool = false);
 	
 	// title block templates collections methods
 	public:
-	virtual QTreeWidgetItem *addTemplatesCollection(TitleBlockTemplatesCollection *, QTreeWidgetItem * = 0, PanelOptions = AddAllChild);
+	virtual QTreeWidgetItem *addTemplatesCollection(TitleBlockTemplatesCollection *, QTreeWidgetItem * = nullptr, PanelOptions = AddAllChild);
 	virtual QTreeWidgetItem *itemForTemplatesCollection(TitleBlockTemplatesCollection *);
 	protected:
-	virtual QTreeWidgetItem *getItemForTemplatesCollection(TitleBlockTemplatesCollection *, bool * = 0);
+	virtual QTreeWidgetItem *getItemForTemplatesCollection(TitleBlockTemplatesCollection *, bool * = nullptr);
 	virtual QTreeWidgetItem *updateTemplatesCollectionItem(QTreeWidgetItem *, TitleBlockTemplatesCollection *, PanelOptions = AddAllChild, bool = false);
 	virtual QTreeWidgetItem *fillTemplatesCollectionItem  (QTreeWidgetItem *, TitleBlockTemplatesCollection *, PanelOptions = AddAllChild, bool = false);
 	
 	// title block templates methods
 	public:
-	virtual QTreeWidgetItem *addTemplate(const TitleBlockTemplateLocation &, QTreeWidgetItem * = 0, PanelOptions = AddAllChild);
+	virtual QTreeWidgetItem *addTemplate(const TitleBlockTemplateLocation &, QTreeWidgetItem * = nullptr, PanelOptions = AddAllChild);
 	protected:
-	virtual QTreeWidgetItem *getItemForTemplate(const TitleBlockTemplateLocation &, bool * = 0);
+	virtual QTreeWidgetItem *getItemForTemplate(const TitleBlockTemplateLocation &, bool * = nullptr);
 	virtual QTreeWidgetItem *updateTemplateItem(QTreeWidgetItem *, const TitleBlockTemplateLocation &, PanelOptions = AddAllChild, bool = false);
 	virtual QTreeWidgetItem *fillTemplateItem  (QTreeWidgetItem *, const TitleBlockTemplateLocation &, PanelOptions = AddAllChild, bool = false);
 	
@@ -123,7 +123,7 @@ class GenericPanel : public QTreeWidget {
 	protected:
 	virtual QString defaultText(QET::ItemType);
 	virtual QIcon   defaultIcon(QET::ItemType);
-	virtual QTreeWidgetItem *makeItem(QET::ItemType, QTreeWidgetItem * = 0, const QString & = QString(), const QIcon & = QIcon());
+	virtual QTreeWidgetItem *makeItem(QET::ItemType, QTreeWidgetItem * = nullptr, const QString & = QString(), const QIcon & = QIcon());
 	virtual void deleteItem(QTreeWidgetItem *, bool = false);
 	virtual void markItemAsUnused(QTreeWidgetItem *);
 	virtual void reparent(QTreeWidgetItem *, QTreeWidgetItem *);

sources/nameslistwidget.h

@@ -28,7 +28,7 @@ class NamesListWidget : public QWidget {
 	
 	// constructors, destructor
 	public:
-	NamesListWidget(QWidget * = 0);
+	NamesListWidget(QWidget * = nullptr);
 	virtual ~NamesListWidget();
 	
 	private:

sources/newelementwizard.h

@@ -41,7 +41,7 @@ class NewElementWizard : public QWizard
 	
 		// constructors, destructor
 	public:
-		NewElementWizard(QWidget * = 0, Qt::WindowFlags = 0);
+		NewElementWizard(QWidget * = nullptr, Qt::WindowFlags = nullptr);
 		virtual ~NewElementWizard();
 
 		void preselectedLocation(const ElementsLocation &location);

sources/nomenclature.h

@@ -43,7 +43,7 @@ class nomenclature
 	
 	// constructors, destructor
 	public:
-	nomenclature(QETProject *project, QWidget *parent =0);
+	nomenclature(QETProject *project, QWidget *parent =nullptr);
 	virtual ~nomenclature();
 	
 	// attributes

sources/projectconfigpages.h

@@ -40,7 +40,7 @@ class ProjectConfigPage : public ConfigPage {
 	Q_OBJECT
 	// Constructor, destructor
 	public:
-	ProjectConfigPage(QETProject *, QWidget * = 0);
+	ProjectConfigPage(QETProject *, QWidget * = nullptr);
 	virtual ~ProjectConfigPage();
 	private:
 	ProjectConfigPage(const ProjectConfigPage &);
@@ -90,7 +90,7 @@ class ProjectMainConfigPage : public ProjectConfigPage {
 	Q_OBJECT
 	// Constructor, destructor
 	public:
-	ProjectMainConfigPage(QETProject *, QWidget * = 0);
+	ProjectMainConfigPage(QETProject *, QWidget * = nullptr);
 	virtual ~ProjectMainConfigPage();
 	private:
 	ProjectMainConfigPage(const ProjectMainConfigPage &);
@@ -122,7 +122,7 @@ class ProjectAutoNumConfigPage : public ProjectConfigPage {
 
 	//Methods
 	public:
-		ProjectAutoNumConfigPage (QETProject *project, QWidget *parent = 0);
+		ProjectAutoNumConfigPage (QETProject *project, QWidget *parent = nullptr);
 
 		virtual QString title() const;
 		virtual QIcon   icon() const;

sources/projectview.cpp

@@ -41,7 +41,7 @@
 */
 ProjectView::ProjectView(QETProject *project, QWidget *parent) :
 	QWidget(parent),
-	m_project(0)
+	m_project(nullptr)
 {
 	initActions();
 	initWidgets();
@@ -123,7 +123,7 @@ void ProjectView::closeEvent(QCloseEvent *qce) {
 */
 void ProjectView::changeTabDown(){
 	DiagramView *nextDiagramView = this->nextDiagram();
-	if (nextDiagramView!=NULL){
+	if (nextDiagramView!=nullptr){
 		rebuildDiagramsMap();
 		m_tab -> setCurrentWidget(nextDiagramView);
 	}
@@ -138,7 +138,7 @@ DiagramView *ProjectView::nextDiagram() {
 	if (next_tab_index<m_diagram_ids.count()) //if next tab index >= greatest tab the last tab is activated so no need to change tab.
 		return(m_diagram_ids[next_tab_index]);
 	else
-		return NULL;
+		return nullptr;
 }
 
 /**
@@ -146,7 +146,7 @@ DiagramView *ProjectView::nextDiagram() {
 */
 void ProjectView::changeTabUp(){
 	DiagramView *previousDiagramView = this->previousDiagram();
-	if (previousDiagramView!=NULL){
+	if (previousDiagramView!=nullptr){
 		rebuildDiagramsMap();
 		m_tab -> setCurrentWidget(previousDiagramView);
 	}
@@ -161,7 +161,7 @@ DiagramView *ProjectView::previousDiagram() {
 	if (previous_tab_index>=0) //if previous tab index = 0 then the first tab is activated so no need to change tab.
 		return(m_diagram_ids[previous_tab_index]);
 	else
-		return NULL;
+		return nullptr;
 }
 
 /**
@@ -965,7 +965,7 @@ DiagramView *ProjectView::findDiagram(Diagram *diagram) {
 			return(diagram_view);
 		}
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**

sources/projectview.h

@@ -41,7 +41,7 @@ class ProjectView : public QWidget
 		
 		// constructors, destructor
 	public:
-		ProjectView(QETProject *, QWidget * = 0);
+		ProjectView(QETProject *, QWidget * = nullptr);
 		virtual ~ProjectView();
 	private:
 		ProjectView(const ProjectView &);

sources/qet.cpp

@@ -199,7 +199,7 @@ bool QET::attributeIsAnInteger(const QDomElement &e, QString nom_attribut, int *
 	bool ok;
 	int tmp = e.attribute(nom_attribut).toInt(&ok);
 	if (!ok) return(false);
-	if (entier != NULL) *entier = tmp;
+	if (entier != nullptr) *entier = tmp;
 	return(true);
 }
 
@@ -218,7 +218,7 @@ bool QET::attributeIsAReal(const QDomElement &e, QString nom_attribut, qreal *re
 	bool ok;
 	qreal tmp = e.attribute(nom_attribut).toDouble(&ok);
 	if (!ok) return(false);
-	if (reel != NULL) *reel = tmp;
+	if (reel != nullptr) *reel = tmp;
 	return(true);
 }
 

sources/qet.h

@@ -140,9 +140,9 @@ namespace QET {
 	QetCollection qetCollectionFromString (const QString &str);
 	
 	bool lineContainsPoint(const QLineF &, const QPointF &);
-	bool orthogonalProjection(const QPointF &, const QLineF &, QPointF * = 0);
+	bool orthogonalProjection(const QPointF &, const QLineF &, QPointF * = nullptr);
-	bool attributeIsAnInteger(const QDomElement &, QString , int * = NULL);
+	bool attributeIsAnInteger(const QDomElement &, QString , int * = nullptr);
-	bool attributeIsAReal(const QDomElement &, QString , qreal * = NULL);
+	bool attributeIsAReal(const QDomElement &, QString , qreal * = nullptr);
 	QString ElementsAndConductorsSentence(int, int, int = 0, int = 0, int = 0, int = 0);
 	QList<QDomElement> findInDomElement(const QDomElement &, const QString &);
 	QList<QDomElement> findInDomElement(const QDomElement &, const QString &, const QString &);
@@ -160,7 +160,7 @@ namespace QET {
 	qreal correctAngle(const qreal &);
 	bool compareCanonicalFilePaths(const QString &, const QString &);
 	QString titleBlockColumnLengthToString(const TitleBlockColumnLength  &);
-	bool writeXmlFile(QDomDocument &, const QString &, QString * = 0);
+	bool writeXmlFile(QDomDocument &, const QString &, QString * = nullptr);
 	QPointF graphicsSceneEventPos(QEvent *);
 	bool eachStrIsEqual (const QStringList &qsl);
 }

sources/qetapp.cpp

@@ -62,7 +62,7 @@ TitleBlockTemplate *QETApp::default_titleblock_template_ = nullptr;
 */
 QETApp::QETApp(int &argc, char **argv) :
 	QETSingleApplication(argc, argv, QString("qelectrotech-" + QETApp::userName())),
-	splash_screen_(0),
+	splash_screen_(nullptr),
 	non_interactive_execution_(false)
 {
 	parseArguments();
@@ -378,7 +378,7 @@ TitleBlockTemplatesCollection *QETApp::titleBlockTemplatesCollection(const QStri
 			return(project -> embeddedTitleBlockTemplatesCollection());
 		}
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -597,7 +597,7 @@ QStringList QETApp::handledFiles(const QList<QUrl> &urls) {
 	n'est pas edite par l'application.
 */
 QETDiagramEditor *QETApp::diagramEditorForFile(const QString &filepath) {
-	if (filepath.isEmpty()) return(0);
+	if (filepath.isEmpty()) return(nullptr);
 
 	QETApp *qet_app(QETApp::instance());
 	foreach (QETDiagramEditor *diagram_editor, qet_app -> diagramEditors()) {
@@ -606,7 +606,7 @@ QETDiagramEditor *QETApp::diagramEditorForFile(const QString &filepath) {
 		}
 	}
 
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -1225,7 +1225,7 @@ void QETApp::configureQET() {
 
 	// affiche le dialogue puis evite de le lier a un quelconque widget parent
 	cd.exec();
-	cd.setParent(0, cd.windowFlags());
+	cd.setParent(nullptr, cd.windowFlags());
 }
 
 /**
@@ -1471,7 +1471,7 @@ int QETApp::projectIdFromString(const QString &url) {
 */
 QETProject *QETApp::projectFromString(const QString &url) {
 	int project_id = projectIdFromString(url);
-	if (project_id == -1) return(0);
+	if (project_id == -1) return(nullptr);
 	return(project(project_id));
 }
 
@@ -1655,7 +1655,7 @@ QETProject *QETApp::project(const uint &id) {
 	if (registered_projects_.contains(id)) {
 		return(registered_projects_[id]);
 	} else {
-		return(0);
+		return(nullptr);
 	}
 }
 

sources/qetarguments.h

@@ -28,8 +28,8 @@ class QETArguments : public QObject {
 	
 	// constructors, destructor
 	public:
-	QETArguments(QObject * = 0);
+	QETArguments(QObject * = nullptr);
-	QETArguments(const QList<QString> &, QObject * = 0);
+	QETArguments(const QList<QString> &, QObject * = nullptr);
 	QETArguments(const QETArguments &);
 	QETArguments &operator=(const QETArguments &);
 	virtual ~QETArguments();

sources/qetdiagrameditor.cpp

@@ -983,7 +983,7 @@ bool QETDiagramEditor::addProject(QETProject *project, bool update_panel) {
 	// met a jour le panel d'elements
 	if (update_panel) {
 		pa -> elementsPanel().projectWasOpened(project);
-		if (currentDiagram() != NULL)
+		if (currentDiagram() != nullptr)
 		m_autonumbering_dock->setProject(project, project_view);
 	}
 	
@@ -1010,15 +1010,15 @@ QList<ProjectView *> QETDiagramEditor::openedProjects() const {
 */
 ProjectView *QETDiagramEditor::currentProject() const {
 	QMdiSubWindow *current_window = workspace.activeSubWindow();
-	if (!current_window) return(0);
+	if (!current_window) return(nullptr);
 	
 	QWidget *current_widget = current_window -> widget();
-	if (!current_widget) return(0);
+	if (!current_widget) return(nullptr);
 	
 	if (ProjectView *project_view = qobject_cast<ProjectView *>(current_widget)) {
 		return(project_view);
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -1029,7 +1029,7 @@ DiagramView *QETDiagramEditor::currentDiagram() const {
 	if (ProjectView *project_view = currentProject()) {
 		return(project_view -> currentDiagram());
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -1040,10 +1040,10 @@ DiagramView *QETDiagramEditor::currentDiagram() const {
 */
 Element *QETDiagramEditor::currentElement() const {
 	DiagramView *dv = currentDiagram();
-	if (!dv) return(0);
+	if (!dv) return(nullptr);
 	
 	QList<Element *> selected_elements = dv -> diagram() -> selectedContent().m_elements.toList();
-	if (selected_elements.count() != 1) return(0);
+	if (selected_elements.count() != 1) return(nullptr);
 	
 	return(selected_elements.first());
 }
@@ -1070,7 +1070,7 @@ ProjectView *QETDiagramEditor::findProject(DiagramView *diagram_view) const {
 			return(project_view);
 		}
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -1086,7 +1086,7 @@ ProjectView *QETDiagramEditor::findProject(Diagram *diagram) const {
 			}
 		}
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -1099,7 +1099,7 @@ ProjectView *QETDiagramEditor::findProject(QETProject *project) const {
 			return(opened_project);
 		}
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -1115,7 +1115,7 @@ ProjectView *QETDiagramEditor::findProject(const QString &filepath) const {
 			}
 		}
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -1129,7 +1129,7 @@ QMdiSubWindow *QETDiagramEditor::subWindowForWidget(QWidget *widget) const {
 			return(sub_window);
 		}
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -1357,7 +1357,7 @@ void QETDiagramEditor::slot_updateActions()
 void QETDiagramEditor::slot_updateAutoNumDock() {
 	if ( workspace.subWindowList().indexOf(workspace.activeSubWindow()) != activeSubWindowIndex) {
 			activeSubWindowIndex = workspace.subWindowList().indexOf(workspace.activeSubWindow());
-			if (currentProject() != NULL && currentDiagram() != NULL) {
+			if (currentProject() != nullptr && currentDiagram() != nullptr) {
 				m_autonumbering_dock->setProject(currentProject()->project(),currentProject());
 			}
 	}
@@ -1584,12 +1584,12 @@ QList<QString> QETDiagramEditor::editedFiles() const {
 	pas edite par cet editeur de schemas.
 */
 ProjectView *QETDiagramEditor::viewForFile(const QString &filepath) const {
-	if (filepath.isEmpty()) return(0);
+	if (filepath.isEmpty()) return(nullptr);
 	
 	QString searched_can_file_path = QFileInfo(filepath).canonicalFilePath();
 	if (searched_can_file_path.isEmpty()) {
 		// QFileInfo returns an empty path for non-existent files
-		return(0);
+		return(nullptr);
 	}
 	foreach (ProjectView *project_view, openedProjects()) {
 		QString project_can_file_path = QFileInfo(project_view -> project() -> filePath()).canonicalFilePath();
@@ -1597,7 +1597,7 @@ ProjectView *QETDiagramEditor::viewForFile(const QString &filepath) const {
 			return(project_view);
 		}
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -1606,15 +1606,15 @@ ProjectView *QETDiagramEditor::viewForFile(const QString &filepath) const {
  */
 ProjectView *QETDiagramEditor::acessCurrentProject (){
 	QMdiSubWindow *current_window = workspace.activeSubWindow();
-	if (!current_window) return(0);
+	if (!current_window) return(nullptr);
 
 	QWidget *current_widget = current_window -> widget();
-	if (!current_widget) return(0);
+	if (!current_widget) return(nullptr);
 
 	if (ProjectView *project_view = qobject_cast<ProjectView *>(current_widget)) {
 	return(project_view);
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -1633,7 +1633,7 @@ DiagramView *QETDiagramEditor::acessCurrentDiagramView () {
 	if (ProjectView *project_view = currentProject()) {
 		return(project_view -> currentDiagram());
 	}
-	return(0);
+	return(nullptr);
 }
 
 /**
@@ -2191,7 +2191,7 @@ success = process->startDetached("/Library/Frameworks/Python.framework/Versions/
 success = process->startDetached("qet_tb_generator");
 #endif
 if ( !success ) {
-QMessageBox::warning(0,
+QMessageBox::warning(nullptr,
 "Error launching plugin", 
 "To install the plugin qet_tb_generator\nVisit https://pypi.python.org/pypi/qet-tb-generator/\n"
 					 "\n"

sources/qetdiagrameditor.h

@@ -43,7 +43,7 @@ class QETDiagramEditor : public QETMainWindow {
 	
 	// constructors, destructor
 	public:
-		QETDiagramEditor(const QStringList & = QStringList(), QWidget * = 0);
+		QETDiagramEditor(const QStringList & = QStringList(), QWidget * = nullptr);
 		virtual ~QETDiagramEditor();
 	
 	private:

sources/qetgraphicsitem/conductor.cpp

@@ -74,12 +74,12 @@ class ConductorXmlRetroCompatibility
  */
 Conductor::Conductor(Terminal *p1, Terminal* p2) :
 	QObject(),
-	QGraphicsPathItem(0),
+	QGraphicsPathItem(nullptr),
 	terminal1(p1),
 	terminal2(p2),
 	m_mouse_over(false),
-	m_text_item(0),
+	m_text_item(nullptr),
-	segments(NULL),
+	segments(nullptr),
 	m_moving_segment(false),
 	modified_path(false),
 	has_to_save_profile(false),
@@ -178,7 +178,7 @@ void Conductor::segmentsToPath()
 {
 	QPainterPath path;
 	
-	if (segments == NULL)
+	if (segments == nullptr)
 		setPath(path);
 	
 		//Start the path
@@ -913,7 +913,7 @@ QList<QPointF> Conductor::segmentsToPoints() const {
 	QList<QPointF> points_list;
 	
 	// on retourne la liste tout de suite s'il n'y a pas de segments
-	if (segments == NULL) return(points_list);
+	if (segments == nullptr) return(points_list);
 	
 	// recupere le premier point
 	points_list << segments -> firstPoint();
@@ -941,7 +941,7 @@ void Conductor::pointsToSegments(QList<QPointF> points_list) {
 	deleteSegments();
 	
 	// cree les segments a partir de la liste de points
-	ConductorSegment *last_segment = NULL;
+	ConductorSegment *last_segment = nullptr;
 	for (int i = 0 ; i < points_list.size() - 1 ; ++ i) {
 		last_segment = new ConductorSegment(points_list.at(i), points_list.at(i + 1), last_segment);
 		if (!i) segments = last_segment;
@@ -956,8 +956,8 @@ void Conductor::pointsToSegments(QList<QPointF> points_list) {
  */
 bool Conductor::fromXml(QDomElement &dom_element)
 {
-	setPos(dom_element.attribute("x", 0).toDouble(),
+	setPos(dom_element.attribute("x", nullptr).toDouble(),
-		   dom_element.attribute("y", 0).toDouble());
+		   dom_element.attribute("y", nullptr).toDouble());
 
 	bool return_ = pathFromXml(dom_element);
 
@@ -1123,7 +1123,7 @@ QVector<QPointF> Conductor::handlerPoints() const
 
 /// @return les segments de ce conducteur
 const QList<ConductorSegment *> Conductor::segmentsList() const {
-	if (segments == NULL) return(QList<ConductorSegment *>());
+	if (segments == nullptr) return(QList<ConductorSegment *>());
 	
 	QList<ConductorSegment *> segments_vector;
 	ConductorSegment *segment = segments;
@@ -1148,7 +1148,7 @@ qreal Conductor::length() const{
 	@return Le segment qui contient le point au milieu du conducteur
 */
 ConductorSegment *Conductor::middleSegment() {
-	if (segments == NULL) return(NULL);
+	if (segments == nullptr) return(nullptr);
 	
 	qreal half_length = length() / 2.0;
 	
@@ -1532,7 +1532,7 @@ void Conductor::displayedTextChanged()
  */
 QSet<Conductor *> Conductor::relatedPotentialConductors(const bool all_diagram, QList <Terminal *> *t_list) {
 	bool declar_t_list = false;
-	if (t_list == 0) {
+	if (t_list == nullptr) {
 		declar_t_list = true;
 		t_list = new QList <Terminal *>;
 	}
@@ -1802,10 +1802,10 @@ void Conductor::setProfiles(const ConductorProfilesGroup &cpg) {
 
 /// Supprime les segments
 void Conductor::deleteSegments() {
-	if (segments != NULL) {
+	if (segments != nullptr) {
 		while (segments -> hasNextSegment()) delete segments -> nextSegment();
 		delete segments;
-		segments = NULL;
+		segments = nullptr;
 	}
 }
 

sources/qetgraphicsitem/conductor.h

@@ -113,7 +113,7 @@ class Conductor : public QObject, public QGraphicsPathItem
 		void calculateTextItemPosition();
 		virtual Highlight highlight() const;
 		virtual void setHighlighted(Highlight);
-		QSet<Conductor *> relatedPotentialConductors(const bool all_diagram = true, QList <Terminal *> *t_list=0);
+		QSet<Conductor *> relatedPotentialConductors(const bool all_diagram = true, QList <Terminal *> *t_list=nullptr);
 		QETDiagramEditor* diagramEditor() const;
 		void editProperty ();
 

sources/qetgraphicsitem/conductortextitem.h

@@ -32,8 +32,8 @@ class ConductorTextItem : public DiagramTextItem
 	
         // constructors, destructor
 	public:
-        ConductorTextItem(Conductor * = 0);
+        ConductorTextItem(Conductor * = nullptr);
-        ConductorTextItem(const QString &, Conductor * = 0);
+        ConductorTextItem(const QString &, Conductor * = nullptr);
         virtual ~ConductorTextItem();
 	private:
         ConductorTextItem(const ConductorTextItem &);

sources/qetgraphicsitem/customelement.cpp

@@ -692,7 +692,7 @@ ElementTextItem *CustomElement::parseInput(QDomElement &e) {
 		!QET::attributeIsAReal(e, "x", &pos_x) ||\
 		!QET::attributeIsAReal(e, "y", &pos_y) ||\
 		!QET::attributeIsAnInteger(e, "size", &size)
-	) return(0);
+	) return(nullptr);
 
 	ElementTextItem *eti = new ElementTextItem(e.attribute("text"), this);
 	eti -> setFont(QETApp::diagramTextsFont(size));
@@ -733,14 +733,14 @@ Terminal *CustomElement::parseTerminal(QDomElement &e) {
 	// verifie la presence et la validite des attributs obligatoires
 	qreal terminalx, terminaly;
 	Qet::Orientation terminalo;
-	if (!QET::attributeIsAReal(e, QString("x"), &terminalx)) return(0);
+	if (!QET::attributeIsAReal(e, QString("x"), &terminalx)) return(nullptr);
-	if (!QET::attributeIsAReal(e, QString("y"), &terminaly)) return(0);
+	if (!QET::attributeIsAReal(e, QString("y"), &terminaly)) return(nullptr);
-	if (!e.hasAttribute("orientation")) return(0);
+	if (!e.hasAttribute("orientation")) return(nullptr);
 	if (e.attribute("orientation") == "n") terminalo = Qet::North;
 	else if (e.attribute("orientation") == "s") terminalo = Qet::South;
 	else if (e.attribute("orientation") == "e") terminalo = Qet::East;
 	else if (e.attribute("orientation") == "w") terminalo = Qet::West;
-	else return(0);
+	else return(nullptr);
 	Terminal *new_terminal = new Terminal(terminalx, terminaly, terminalo, this);
 	new_terminal -> setZValue(420); // valeur arbitraire pour maintenir les bornes au-dessus des champs de texte
 	list_terminals << new_terminal;
@@ -991,5 +991,5 @@ ElementTextItem* CustomElement::taggedText(const QString &tagg) const {
 	foreach (ElementTextItem *eti, list_texts_) {
 		if (eti -> tagg() == tagg) return eti;
 	}
-	return NULL;
+	return nullptr;
 }

sources/qetgraphicsitem/customelement.h

@@ -36,7 +36,7 @@ class CustomElement : public FixedElement
 	
 		// constructors, destructor
 	public:
-		CustomElement (const ElementsLocation &, QGraphicsItem * = 0, int * = 0);
+		CustomElement (const ElementsLocation &, QGraphicsItem * = nullptr, int * = nullptr);
 
 	virtual ~CustomElement();
 	
@@ -78,7 +78,7 @@ class CustomElement : public FixedElement
 	ElementTextItem* taggedText(const QString &tagg) const;
 	
 	protected:
-	virtual bool buildFromXml(const QDomElement &, int * = 0);
+	virtual bool buildFromXml(const QDomElement &, int * = nullptr);
 	virtual bool parseElement(QDomElement &, QPainter &);
 	virtual bool parseLine(QDomElement &, QPainter &);
 	virtual bool parseRect(QDomElement &, QPainter &);