PrintSupport: convert 0 with nullptr (c++11)

Change-Id: I35a8022c78427c9b4d4a9d9941770d22c36c3be8
Reviewed-by: David Faure <david.faure@kdab.com>

src/printsupport/dialogs/qabstractprintdialog.cpp

@@ -471,7 +471,7 @@ void QPrintDialog::done(int result)
     if (d->receiverToDisconnectOnClose) {
         disconnect(this, SIGNAL(accepted(QPrinter*)),
                    d->receiverToDisconnectOnClose, d->memberToDisconnectOnClose);
-        d->receiverToDisconnectOnClose = 0;
+        d->receiverToDisconnectOnClose = nullptr;
     }
     d->memberToDisconnectOnClose.clear();
 }

src/printsupport/dialogs/qabstractprintdialog.h

@@ -81,7 +81,7 @@ public:
     Q_DECLARE_FLAGS(PrintDialogOptions, PrintDialogOption)
     Q_FLAG(PrintDialogOptions)
 
-    explicit QAbstractPrintDialog(QPrinter *printer, QWidget *parent = Q_NULLPTR);
+    explicit QAbstractPrintDialog(QPrinter *printer, QWidget *parent = nullptr);
     ~QAbstractPrintDialog();
 
     int exec() override = 0;
@@ -108,7 +108,7 @@ public:
     QPrinter *printer() const;
 
 protected:
-    QAbstractPrintDialog(QAbstractPrintDialogPrivate &ptr, QPrinter *printer, QWidget *parent = Q_NULLPTR);
+    QAbstractPrintDialog(QAbstractPrintDialogPrivate &ptr, QPrinter *printer, QWidget *parent = nullptr);
 
 private:
     Q_DISABLE_COPY(QAbstractPrintDialog)

src/printsupport/dialogs/qabstractprintdialog_p.h

@@ -69,7 +69,7 @@ class QAbstractPrintDialogPrivate : public QDialogPrivate
 
 public:
     QAbstractPrintDialogPrivate()
-        : printer(0), pd(0), ownsPrinter(false)
+        : printer(nullptr), pd(nullptr), ownsPrinter(false)
         , options(QAbstractPrintDialog::PrintToFile | QAbstractPrintDialog::PrintPageRange |
                 QAbstractPrintDialog::PrintCollateCopies | QAbstractPrintDialog::PrintShowPageSize),
           minPage(0), maxPage(INT_MAX)

src/printsupport/dialogs/qpagesetupdialog.h

@@ -57,8 +57,8 @@ class Q_PRINTSUPPORT_EXPORT QPageSetupDialog : public QDialog
     Q_DECLARE_PRIVATE(QPageSetupDialog)
 
 public:
-    explicit QPageSetupDialog(QPrinter *printer, QWidget *parent = Q_NULLPTR);
-    explicit QPageSetupDialog(QWidget *parent = Q_NULLPTR);
+    explicit QPageSetupDialog(QPrinter *printer, QWidget *parent = nullptr);
+    explicit QPageSetupDialog(QWidget *parent = nullptr);
     ~QPageSetupDialog();
 
 #if defined(Q_OS_MAC) || defined(Q_OS_WIN)

src/printsupport/dialogs/qpagesetupdialog_p.h

@@ -71,7 +71,7 @@ class QPageSetupDialogPrivate : public QDialogPrivate
     Q_DECLARE_PUBLIC(QPageSetupDialog)
 
 public:
-    QPageSetupDialogPrivate(QPrinter *printer);
+    explicit QPageSetupDialogPrivate(QPrinter *printer);
 
     void setPrinter(QPrinter *newPrinter);
 

src/printsupport/dialogs/qpagesetupdialog_unix.cpp

@@ -230,8 +230,8 @@ void QUnixPageSetupDialogPrivate::init()
 
 QPageSetupWidget::QPageSetupWidget(QWidget *parent)
     : QWidget(parent),
-      m_pagePreview(0),
-      m_printer(0),
+      m_pagePreview(nullptr),
+      m_printer(nullptr),
       m_outputFormat(QPrinter::PdfFormat),
       m_units(QPageLayout::Point),
       m_blockSignals(false)

src/printsupport/dialogs/qpagesetupdialog_unix_p.h

@@ -69,8 +69,8 @@ class QPagePreview;
 class QPageSetupWidget : public QWidget {
     Q_OBJECT
 public:
-    explicit QPageSetupWidget(QWidget *parent = 0);
-    explicit QPageSetupWidget(QPrinter *printer, QWidget *parent = 0);
+    explicit QPageSetupWidget(QWidget *parent = nullptr);
+    explicit QPageSetupWidget(QPrinter *printer, QWidget *parent = nullptr);
 
     void setPrinter(QPrinter *printer);
     void selectPrinter(QPrinter::OutputFormat outputFormat, const QString &printerName);

src/printsupport/dialogs/qprintdialog.h

@@ -59,8 +59,8 @@ class Q_PRINTSUPPORT_EXPORT QPrintDialog : public QAbstractPrintDialog
     Q_PROPERTY(PrintDialogOptions options READ options WRITE setOptions)
 
 public:
-    explicit QPrintDialog(QPrinter *printer, QWidget *parent = Q_NULLPTR);
-    explicit QPrintDialog(QWidget *parent = Q_NULLPTR);
+    explicit QPrintDialog(QPrinter *printer, QWidget *parent = nullptr);
+    explicit QPrintDialog(QWidget *parent = nullptr);
     ~QPrintDialog();
 
     int exec() Q_DECL_OVERRIDE;

src/printsupport/dialogs/qprintdialog_unix.cpp

@@ -608,7 +608,7 @@ QPrintDialog::QPrintDialog(QPrinter *printer, QWidget *parent)
     Constructs a print dialog with the given \a parent.
 */
 QPrintDialog::QPrintDialog(QWidget *parent)
-    : QAbstractPrintDialog(*(new QPrintDialogPrivate), 0, parent)
+    : QAbstractPrintDialog(*(new QPrintDialogPrivate), nullptr, parent)
 {
     Q_D(QPrintDialog);
     d->init();
@@ -656,7 +656,7 @@ void QPrintDialog::accept()
 /*! \internal
 */
 QUnixPrintWidgetPrivate::QUnixPrintWidgetPrivate(QUnixPrintWidget *p, QPrinter *prn)
-    : parent(p), propertiesDialog(0), printer(prn), optionsPane(0),
+    : parent(p), propertiesDialog(nullptr), printer(prn), optionsPane(0),
       filePrintersAdded(false), propertiesDialogShown(false)
 {
     q = 0;
@@ -788,7 +788,7 @@ void QUnixPrintWidgetPrivate::_q_btnBrowseClicked()
     QString filename = widget.filename->text();
 #if QT_CONFIG(filedialog)
     filename = QFileDialog::getSaveFileName(parent, QPrintDialog::tr("Print To File ..."), filename,
-                                            QString(), 0, QFileDialog::DontConfirmOverwrite);
+                                            QString(), nullptr, QFileDialog::DontConfirmOverwrite);
 #else
     filename.clear();
 #endif

src/printsupport/dialogs/qprintpreviewdialog.cpp

@@ -79,7 +79,7 @@ class QPrintPreviewMainWindow : public QMainWindow
 {
 public:
     QPrintPreviewMainWindow(QWidget *parent) : QMainWindow(parent) {}
-    QMenu *createPopupMenu() Q_DECL_OVERRIDE { return 0; }
+    QMenu *createPopupMenu() Q_DECL_OVERRIDE { return nullptr; }
 };
 
 class ZoomFactorValidator : public QDoubleValidator

src/printsupport/dialogs/qprintpreviewdialog.h

@@ -58,8 +58,8 @@ class Q_PRINTSUPPORT_EXPORT QPrintPreviewDialog : public QDialog
     Q_DECLARE_PRIVATE(QPrintPreviewDialog)
 
 public:
-    explicit QPrintPreviewDialog(QWidget *parent = Q_NULLPTR, Qt::WindowFlags flags = Qt::WindowFlags());
-    explicit QPrintPreviewDialog(QPrinter *printer, QWidget *parent = Q_NULLPTR,
+    explicit QPrintPreviewDialog(QWidget *parent = nullptr, Qt::WindowFlags flags = Qt::WindowFlags());
+    explicit QPrintPreviewDialog(QPrinter *printer, QWidget *parent = nullptr,
                                  Qt::WindowFlags flags = Qt::WindowFlags());
     ~QPrintPreviewDialog();
 

src/printsupport/kernel/qpaintengine_preview.cpp

@@ -69,8 +69,8 @@ QPreviewPaintEngine::QPreviewPaintEngine()
     : QPaintEngine(*(new QPreviewPaintEnginePrivate), PaintEngineFeatures(AllFeatures & ~ObjectBoundingModeGradients))
 {
     Q_D(QPreviewPaintEngine);
-    d->proxy_print_engine = 0;
-    d->proxy_paint_engine = 0;
+    d->proxy_print_engine = nullptr;
+    d->proxy_paint_engine = nullptr;
 }
 
 QPreviewPaintEngine::~QPreviewPaintEngine()
@@ -102,8 +102,8 @@ bool QPreviewPaintEngine::end()
     Q_D(QPreviewPaintEngine);
 
     delete d->painter;
-    d->painter = 0;
-    d->engine = 0;
+    d->painter = nullptr;
+    d->engine = nullptr;
     d->state = QPrinter::Idle;
     return true;
 }

src/printsupport/kernel/qplatformprintersupport.cpp

@@ -70,12 +70,12 @@ QPlatformPrinterSupport::~QPlatformPrinterSupport()
 
 QPrintEngine *QPlatformPrinterSupport::createNativePrintEngine(QPrinter::PrinterMode, const QString &)
 {
-    return 0;
+    return nullptr;
 }
 
 QPaintEngine *QPlatformPrinterSupport::createPaintEngine(QPrintEngine *, QPrinter::PrinterMode)
 {
-    return 0;
+    return nullptr;
 }
 
 QPrintDevice QPlatformPrinterSupport::createPrintDevice(QPlatformPrintDevice *device)

src/printsupport/kernel/qplatformprintplugin.cpp

@@ -60,12 +60,12 @@ QPlatformPrinterSupportPlugin::~QPlatformPrinterSupportPlugin()
 {
 }
 
-static QPlatformPrinterSupport *printerSupport = 0;
+static QPlatformPrinterSupport *printerSupport = nullptr;
 
 static void cleanupPrinterSupport()
 {
     delete printerSupport;
-    printerSupport = 0;
+    printerSupport = nullptr;
 }
 
 /*!

src/printsupport/kernel/qprintengine_pdf.cpp

@@ -381,7 +381,7 @@ void QPdfPrintEnginePrivate::closePrintDevice()
     #endif
         fd = -1;
         delete outDevice;
-        outDevice = 0;
+        outDevice = nullptr;
     }
 }
 

src/printsupport/kernel/qprinter.cpp

@@ -132,7 +132,7 @@ void QPrinterPrivate::initEngines(QPrinter::OutputFormat format, const QPrinterI
 {
     // Default to PdfFormat
     outputFormat = QPrinter::PdfFormat;
-    QPlatformPrinterSupport *ps = 0;
+    QPlatformPrinterSupport *ps = nullptr;
     QString printerName;
 
     // Only set NativeFormat if we have a valid plugin and printer to use

src/printsupport/widgets/qcupsjobwidget_p.h

@@ -71,7 +71,7 @@ class QCupsJobWidget : public QWidget
     Q_OBJECT
 
 public:
-    explicit QCupsJobWidget(QWidget *parent = 0);
+    explicit QCupsJobWidget(QWidget *parent = nullptr);
     ~QCupsJobWidget();
     void setPrinter(QPrinter *printer);
     void setupPrinter();

src/printsupport/widgets/qprintpreviewwidget.cpp

@@ -145,7 +145,7 @@ class GraphicsView : public QGraphicsView
 {
     Q_OBJECT
 public:
-    GraphicsView(QWidget* parent = 0)
+    GraphicsView(QWidget* parent = nullptr)
         : QGraphicsView(parent)
     {
 #ifdef Q_OS_MAC
@@ -179,7 +179,7 @@ class QPrintPreviewWidgetPrivate : public QWidgetPrivate
     Q_DECLARE_PUBLIC(QPrintPreviewWidget)
 public:
     QPrintPreviewWidgetPrivate()
-        : scene(0), curPage(1),
+        : scene(nullptr), curPage(1),
           viewMode(QPrintPreviewWidget::SinglePageView),
           zoomMode(QPrintPreviewWidget::FitInView),
           zoomFactor(1), initialized(false), fitting(true)

src/printsupport/widgets/qprintpreviewwidget.h

@@ -69,9 +69,9 @@ public:
         FitInView
     };
 
-    explicit QPrintPreviewWidget(QPrinter *printer, QWidget *parent = Q_NULLPTR,
+    explicit QPrintPreviewWidget(QPrinter *printer, QWidget *parent = nullptr,
                                  Qt::WindowFlags flags = Qt::WindowFlags());
-    explicit QPrintPreviewWidget(QWidget *parent = Q_NULLPTR, Qt::WindowFlags flags = Qt::WindowFlags());
+    explicit QPrintPreviewWidget(QWidget *parent = nullptr, Qt::WindowFlags flags = Qt::WindowFlags());
     ~QPrintPreviewWidget();
 
     qreal zoomFactor() const;