Another round of replacing 0 with nullptr

This time based on grepping to also include documentation, tests and
examples previously missed by the automatic tool.

Change-Id: Ied1703f4bcc470fbc275f759ed5b7c588a5c4e9f
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>

23 files changed, 26 insertions, 26 deletions

diff --git a/examples/dbus/chat/chat.h b/examples/dbus/chat/chat.h
index 7faebe63fd..444d6c9d80 100644
--- a/examples/dbus/chat/chat.h
+++ b/examples/dbus/chat/chat.h
@@ -85,7 +85,7 @@ class NicknameDialog: public QDialog, public Ui::NicknameDialog
 {
     Q_OBJECT
 public:
-    NicknameDialog(QWidget *parent = 0);
+    NicknameDialog(QWidget *parent = nullptr);
 };
 
 #endif // CHAT_H
diff --git a/examples/dbus/remotecontrolledcar/car/car.h b/examples/dbus/remotecontrolledcar/car/car.h
index 92fc1ccdcb..e843786e5b 100644
--- a/examples/dbus/remotecontrolledcar/car/car.h
+++ b/examples/dbus/remotecontrolledcar/car/car.h
@@ -71,7 +71,7 @@ Q_SIGNALS:
     void crashed();
 
 protected:
-    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = nullptr);
     void timerEvent(QTimerEvent *event);
 
 private:
diff --git a/examples/dbus/remotecontrolledcar/controller/controller.h b/examples/dbus/remotecontrolledcar/controller/controller.h
index 74776f2638..87359661ba 100644
--- a/examples/dbus/remotecontrolledcar/controller/controller.h
+++ b/examples/dbus/remotecontrolledcar/controller/controller.h
@@ -59,7 +59,7 @@ class Controller : public QWidget
     Q_OBJECT
 
 public:
-    Controller(QWidget *parent = 0);
+    Controller(QWidget *parent = nullptr);
 
 protected:
     void timerEvent(QTimerEvent *event);
diff --git a/examples/embedded/digiflip/digiflip.cpp b/examples/embedded/digiflip/digiflip.cpp
index 9bbc85ea03..729337e5d1 100644
--- a/examples/embedded/digiflip/digiflip.cpp
+++ b/examples/embedded/digiflip/digiflip.cpp
@@ -298,7 +298,7 @@ class DigiFlip : public QMainWindow
     Q_OBJECT
 
 public:
-    DigiFlip(QWidget *parent = 0)
+    DigiFlip(QWidget *parent = nullptr)
         : QMainWindow(parent)
     {
         m_hour = new Digits(this);
diff --git a/examples/embedded/flickable/main.cpp b/examples/embedded/flickable/main.cpp
index d3b314fcd0..fd30d15e49 100644
--- a/examples/embedded/flickable/main.cpp
+++ b/examples/embedded/flickable/main.cpp
@@ -87,7 +87,7 @@ class ColorList : public QWidget, public Flickable
     Q_OBJECT
 
 public:
-    ColorList(QWidget *parent = 0)
+    ColorList(QWidget *parent = nullptr)
             : QWidget(parent) {
         m_offset = 0;
         m_height = QFontMetrics(font()).height() + 5;
diff --git a/examples/embedded/flightinfo/flightinfo.cpp b/examples/embedded/flightinfo/flightinfo.cpp
index 0f8dfb5b6a..32f0cd4401 100644
--- a/examples/embedded/flightinfo/flightinfo.cpp
+++ b/examples/embedded/flightinfo/flightinfo.cpp
@@ -110,7 +110,7 @@ private:
 
 public:
 
-    FlightInfo(QMainWindow *parent = 0): QMainWindow(parent) {
+    FlightInfo(QMainWindow *parent = nullptr): QMainWindow(parent) {
 
         QWidget *w = new QWidget(this);
         ui.setupUi(w);
diff --git a/examples/embedded/lightmaps/lightmaps.h b/examples/embedded/lightmaps/lightmaps.h
index a171065b2f..25b5785edf 100644
--- a/examples/embedded/lightmaps/lightmaps.h
+++ b/examples/embedded/lightmaps/lightmaps.h
@@ -61,7 +61,7 @@ class LightMaps: public QWidget
     Q_OBJECT
 
 public:
-    LightMaps(QWidget *parent = 0);
+    LightMaps(QWidget *parent = nullptr);
     void setCenter(qreal lat, qreal lng);
 
 public slots:
@@ -94,4 +94,4 @@ private:
     bool invert;
 };
 
-#endif
\ No newline at end of file
+#endif
diff --git a/examples/embedded/lightmaps/slippymap.h b/examples/embedded/lightmaps/slippymap.h
index 202d00c7e4..f20945445b 100644
--- a/examples/embedded/lightmaps/slippymap.h
+++ b/examples/embedded/lightmaps/slippymap.h
@@ -65,7 +65,7 @@ class SlippyMap: public QObject
     Q_OBJECT
 
 public:
-    SlippyMap(QObject *parent = 0);
+    SlippyMap(QObject *parent = nullptr);
     void invalidate();
     void render(QPainter *p, const QRect &rect);
     void pan(const QPoint &delta);
diff --git a/examples/embedded/raycasting/raycasting.cpp b/examples/embedded/raycasting/raycasting.cpp
index 19e3c8b271..4930dbe9f2 100644
--- a/examples/embedded/raycasting/raycasting.cpp
+++ b/examples/embedded/raycasting/raycasting.cpp
@@ -70,7 +70,7 @@ int world_map[WORLD_SIZE][WORLD_SIZE] = {
 class Raycasting: public QWidget
 {
 public:
-    Raycasting(QWidget *parent = 0)
+    Raycasting(QWidget *parent = nullptr)
             : QWidget(parent)
             , angle(0.5)
             , playerPos(1.5, 1.5)
diff --git a/examples/embedded/styleexample/stylewidget.h b/examples/embedded/styleexample/stylewidget.h
index 6b109bbbce..c0ff33e297 100644
--- a/examples/embedded/styleexample/stylewidget.h
+++ b/examples/embedded/styleexample/stylewidget.h
@@ -58,7 +58,7 @@ class StyleWidget : public QFrame
 {
     Q_OBJECT
 public:
-    StyleWidget(QWidget *parent = 0);
+    StyleWidget(QWidget *parent = nullptr);
 
 private:
     Ui_StyleWidget m_ui;
diff --git a/examples/gui/rasterwindow/rasterwindow.h b/examples/gui/rasterwindow/rasterwindow.h
index 2ccecbf704..58c3ab89b2 100644
--- a/examples/gui/rasterwindow/rasterwindow.h
+++ b/examples/gui/rasterwindow/rasterwindow.h
@@ -58,7 +58,7 @@ class RasterWindow : public QWindow
 {
     Q_OBJECT
 public:
-    explicit RasterWindow(QWindow *parent = 0);
+    explicit RasterWindow(QWindow *parent = nullptr);
 
     virtual void render(QPainter *painter);
 
diff --git a/examples/qmake/precompile/mydialog.h b/examples/qmake/precompile/mydialog.h
index 92bf956e57..ed4028fe53 100644
--- a/examples/qmake/precompile/mydialog.h
+++ b/examples/qmake/precompile/mydialog.h
@@ -58,7 +58,7 @@ class MyDialog : public QDialog, public Ui::MyDialog
     Q_OBJECT
 
 public:
-    MyDialog(QWidget *parent = 0);
+    MyDialog(QWidget *parent = nullptr);
 };
 
 #endif
diff --git a/examples/qpa/windows/window.h b/examples/qpa/windows/window.h
index 5647688fbc..438be413b8 100644
--- a/examples/qpa/windows/window.h
+++ b/examples/qpa/windows/window.h
@@ -54,7 +54,7 @@
 class Window : public QWindow
 {
 public:
-    Window(QWindow *parent = 0);
+    Window(QWindow *parent = nullptr);
     Window(QScreen *screen);
 
 protected:
diff --git a/examples/widgets/itemviews/combowidgetmapper/window.h b/examples/widgets/itemviews/combowidgetmapper/window.h
index 35142d6818..78bd373c13 100644
--- a/examples/widgets/itemviews/combowidgetmapper/window.h
+++ b/examples/widgets/itemviews/combowidgetmapper/window.h
@@ -70,7 +70,7 @@ class Window : public QWidget
     Q_OBJECT
 
 public:
-    Window(QWidget *parent = 0);
+    Window(QWidget *parent = nullptr);
 
 private slots:
     void updateButtons(int row);
diff --git a/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.h b/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.h
index 5fdabbd5df..909949df8e 100644
--- a/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.h
+++ b/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.h
@@ -60,7 +60,7 @@ class MySortFilterProxyModel : public QSortFilterProxyModel
     Q_OBJECT
 
 public:
-    MySortFilterProxyModel(QObject *parent = 0);
+    MySortFilterProxyModel(QObject *parent = nullptr);
 
     QDate filterMinimumDate() const { return minDate; }
     void setFilterMinimumDate(QDate date);
diff --git a/examples/widgets/itemviews/pixelator/imagemodel.h b/examples/widgets/itemviews/pixelator/imagemodel.h
index c6c510dcac..04ebd705b7 100644
--- a/examples/widgets/itemviews/pixelator/imagemodel.h
+++ b/examples/widgets/itemviews/pixelator/imagemodel.h
@@ -60,7 +60,7 @@ class ImageModel : public QAbstractTableModel
     Q_OBJECT
 
 public:
-    ImageModel(QObject *parent = 0);
+    ImageModel(QObject *parent = nullptr);
 
     void setImage(const QImage &image);
 
diff --git a/examples/widgets/layouts/dynamiclayouts/dialog.h b/examples/widgets/layouts/dynamiclayouts/dialog.h
index 923a6fe01b..b582c1c018 100644
--- a/examples/widgets/layouts/dynamiclayouts/dialog.h
+++ b/examples/widgets/layouts/dynamiclayouts/dialog.h
@@ -68,7 +68,7 @@ class Dialog : public QDialog
     Q_OBJECT
 
 public:
-    Dialog(QWidget *parent = 0);
+    Dialog(QWidget *parent = nullptr);
 
 private slots:
     void buttonsOrientationChanged(int index);
diff --git a/examples/widgets/painting/concentriccircles/circlewidget.h b/examples/widgets/painting/concentriccircles/circlewidget.h
index 79fd5c71da..a83ea0637e 100644
--- a/examples/widgets/painting/concentriccircles/circlewidget.h
+++ b/examples/widgets/painting/concentriccircles/circlewidget.h
@@ -59,7 +59,7 @@ class CircleWidget : public QWidget
     Q_OBJECT
 
 public:
-    CircleWidget(QWidget *parent = 0);
+    CircleWidget(QWidget *parent = nullptr);
 
     void setFloatBased(bool floatBased);
     void setAntialiased(bool antialiased);
diff --git a/examples/widgets/richtext/syntaxhighlighter/highlighter.h b/examples/widgets/richtext/syntaxhighlighter/highlighter.h
index 163b01cda6..a60da038b3 100644
--- a/examples/widgets/richtext/syntaxhighlighter/highlighter.h
+++ b/examples/widgets/richtext/syntaxhighlighter/highlighter.h
@@ -65,7 +65,7 @@ class Highlighter : public QSyntaxHighlighter
     Q_OBJECT
 
 public:
-    Highlighter(QTextDocument *parent = 0);
+    Highlighter(QTextDocument *parent = nullptr);
 
 protected:
     void highlightBlock(const QString &text) override;
diff --git a/examples/widgets/richtext/syntaxhighlighter/mainwindow.h b/examples/widgets/richtext/syntaxhighlighter/mainwindow.h
index b4b58a17e7..a54b810e16 100644
--- a/examples/widgets/richtext/syntaxhighlighter/mainwindow.h
+++ b/examples/widgets/richtext/syntaxhighlighter/mainwindow.h
@@ -65,7 +65,7 @@ class MainWindow : public QMainWindow
     Q_OBJECT
 
 public:
-    MainWindow(QWidget *parent = 0);
+    MainWindow(QWidget *parent = nullptr);
 
 public slots:
     void about();
diff --git a/examples/widgets/richtext/textedit/textedit.h b/examples/widgets/richtext/textedit/textedit.h
index 9e50166c6f..07a307f83d 100644
--- a/examples/widgets/richtext/textedit/textedit.h
+++ b/examples/widgets/richtext/textedit/textedit.h
@@ -70,7 +70,7 @@ class TextEdit : public QMainWindow
     Q_OBJECT
 
 public:
-    TextEdit(QWidget *parent = 0);
+    TextEdit(QWidget *parent = nullptr);
 
     bool load(const QString &f);
 
diff --git a/examples/xml/dombookmarks/xbeltree.h b/examples/xml/dombookmarks/xbeltree.h
index c58e1148ff..989841d339 100644
--- a/examples/xml/dombookmarks/xbeltree.h
+++ b/examples/xml/dombookmarks/xbeltree.h
@@ -60,7 +60,7 @@ class XbelTree : public QTreeWidget
     Q_OBJECT
 
 public:
-    XbelTree(QWidget *parent = 0);
+    XbelTree(QWidget *parent = nullptr);
 
     bool read(QIODevice *device);
     bool write(QIODevice *device) const;
@@ -75,9 +75,9 @@ private slots:
 
 private:
     void parseFolderElement(const QDomElement &element,
-                            QTreeWidgetItem *parentItem = 0);
+                            QTreeWidgetItem *parentItem = nullptr);
     QTreeWidgetItem *createItem(const QDomElement &element,
-                                QTreeWidgetItem *parentItem = 0);
+                                QTreeWidgetItem *parentItem = nullptr);
 
     QDomDocument domDocument;
     QIcon folderIcon;
diff --git a/examples/xml/rsslisting/rsslisting.h b/examples/xml/rsslisting/rsslisting.h
index ae428af751..9f4fb2e7df 100644
--- a/examples/xml/rsslisting/rsslisting.h
+++ b/examples/xml/rsslisting/rsslisting.h
@@ -70,7 +70,7 @@ class RSSListing : public QWidget
 {
     Q_OBJECT
 public:
-    RSSListing(QWidget *widget = 0);
+    RSSListing(QWidget *widget = nullptr);
 
 public slots:
     void fetch();