Replace 0 with nullptr

We know that c++11 uses nullptr to replace 0,
so we replace 0 with nullptr in the project.

Change-Id: I52e3b70f58c477414ad8187e3d3cdae25408ecc7
Reviewed-by: Jarek Kobus <jaroslaw.kobus@qt.io>

24 files changed, 64 insertions, 64 deletions

diff --git a/examples/help/contextsensitivehelp/helpbrowser.cpp b/examples/help/contextsensitivehelp/helpbrowser.cpp
index 4ff4b5c98..c5b29dad5 100644
--- a/examples/help/contextsensitivehelp/helpbrowser.cpp
+++ b/examples/help/contextsensitivehelp/helpbrowser.cpp
@@ -64,7 +64,7 @@ HelpBrowser::HelpBrowser(QWidget *parent)
     m_helpEngine = new QHelpEngineCore(collectionFile, this);
     if (!m_helpEngine->setupData()) {
         delete m_helpEngine;
-        m_helpEngine = 0;
+        m_helpEngine = nullptr;
     }
 }
 
diff --git a/src/assistant/assistant/globalactions.cpp b/src/assistant/assistant/globalactions.cpp
index 4e7b73784..f2957a0ad 100644
--- a/src/assistant/assistant/globalactions.cpp
+++ b/src/assistant/assistant/globalactions.cpp
@@ -239,4 +239,4 @@ void GlobalActions::setupNavigationMenus(QAction *back, QAction *next,
 #endif
 }
 
-GlobalActions *GlobalActions::m_instance = 0;
+GlobalActions *GlobalActions::m_instance = nullptr;
diff --git a/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformeditor.cpp b/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformeditor.cpp
index fd8968a55..14d78b502 100644
--- a/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformeditor.cpp
+++ b/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformeditor.cpp
@@ -49,10 +49,10 @@
 ****************************************************************************/
 
 //! [0]
-        QDesignerObjectInspectorInterface *objectInspector = 0;
+        QDesignerObjectInspectorInterface *objectInspector = nullptr;
         objectInspector = formEditor->objectInspector();
 
-        QDesignerFormWindowManagerInterface *manager = 0;
+        QDesignerFormWindowManagerInterface *manager = nullptr;
         manager = formEditor->formWindowManager();
 
         objectInspector->setFormWindow(manager->formWindow(0));
diff --git a/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformwindowcursor.cpp b/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformwindowcursor.cpp
index af4c5f39e..369d87fd6 100644
--- a/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformwindowcursor.cpp
+++ b/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformwindowcursor.cpp
@@ -49,7 +49,7 @@
 ****************************************************************************/
 
 //! [0]
-    QDesignerFormWindowInterface *formWindow = 0;
+    QDesignerFormWindowInterface *formWindow = nullptr;
     formWindow = QDesignerFormWindowInterface::findFormWindow(myWidget);
 
     formWindow->cursor()->setProperty(myWidget, myProperty, newValue);
diff --git a/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformwindowmanager.cpp b/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformwindowmanager.cpp
index 94694f669..7346d6e25 100644
--- a/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformwindowmanager.cpp
+++ b/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractformwindowmanager.cpp
@@ -49,8 +49,8 @@
 ****************************************************************************/
 
 //! [0]
-        QDesignerFormWindowManagerInterface *manager = 0;
-        QDesignerFormWindowInterface *formWindow = 0;
+        QDesignerFormWindowManagerInterface *manager = nullptr;
+        QDesignerFormWindowInterface *formWindow = nullptr;
 
         manager = formEditor->formWindowManager();
         formWindow = manager->formWindow(0);
diff --git a/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractobjectinspector.cpp b/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractobjectinspector.cpp
index fd8968a55..14d78b502 100644
--- a/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractobjectinspector.cpp
+++ b/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractobjectinspector.cpp
@@ -49,10 +49,10 @@
 ****************************************************************************/
 
 //! [0]
-        QDesignerObjectInspectorInterface *objectInspector = 0;
+        QDesignerObjectInspectorInterface *objectInspector = nullptr;
         objectInspector = formEditor->objectInspector();
 
-        QDesignerFormWindowManagerInterface *manager = 0;
+        QDesignerFormWindowManagerInterface *manager = nullptr;
         manager = formEditor->formWindowManager();
 
         objectInspector->setFormWindow(manager->formWindow(0));
diff --git a/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractpropertyeditor.cpp b/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractpropertyeditor.cpp
index 571796031..2ffd8146c 100644
--- a/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractpropertyeditor.cpp
+++ b/src/designer/src/designer/doc/snippets/lib/tools_designer_src_lib_sdk_abstractpropertyeditor.cpp
@@ -49,7 +49,7 @@
 ****************************************************************************/
 
 //! [0]
-        QDesignerPropertyEditorInterface *propertyEditor = 0;
+        QDesignerPropertyEditorInterface *propertyEditor = nullptr;
         propertyEditor = formEditor->propertyEditor();
 
         connect(propertyEditor, SIGNAL(propertyChanged(QString,QVariant)),
@@ -59,7 +59,7 @@
 
 //! [1]
         void checkProperty(QString property, QVariant value) {
-            QDesignerPropertyEditorInterface *propertyEditor = 0;
+            QDesignerPropertyEditorInterface *propertyEditor = nullptr;
             propertyEditor = formEditor->propertyEditor();
 
             QObject *object = propertyeditor->object();
diff --git a/src/designer/src/designer/doc/snippets/plugins/doc_src_qtdesigner.cpp b/src/designer/src/designer/doc/snippets/plugins/doc_src_qtdesigner.cpp
index 1f76bc71d..79952c13c 100644
--- a/src/designer/src/designer/doc/snippets/plugins/doc_src_qtdesigner.cpp
+++ b/src/designer/src/designer/doc/snippets/plugins/doc_src_qtdesigner.cpp
@@ -54,7 +54,7 @@
 
 
 //! [2]
-QDesignerMemberSheetExtension *memberSheet  = 0;
+QDesignerMemberSheetExtension *memberSheet = nullptr;
 QExtensionManager manager = formEditor->extensionManager();
 
 memberSheet = qt_extension<QDesignerMemberSheetExtension*>(manager, widget);
@@ -276,7 +276,7 @@ Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QDesignerCustomWidgetInterface")
 
 
 //! [15]
-QDesignerPropertySheetExtension *propertySheet  = 0;
+QDesignerPropertySheetExtension *propertySheet = nullptr;
 QExtensionManager manager = formEditor->extensionManager();
 
 propertySheet = qt_extension<QDesignerPropertySheetExtension*>(manager, widget);
diff --git a/src/linguist/linguist/mainwindow.cpp b/src/linguist/linguist/mainwindow.cpp
index 2dd2b7615..e0b214a3e 100644
--- a/src/linguist/linguist/mainwindow.cpp
+++ b/src/linguist/linguist/mainwindow.cpp
@@ -1501,7 +1501,7 @@ void MainWindow::selectedMessageChanged(const QModelIndex &sortedIndex, const QM
     }
 
     int model = -1;
-    MessageItem *m = 0;
+    MessageItem *m = nullptr;
     QModelIndex index = m_sortedMessagesModel->mapToSource(sortedIndex);
     if (index.isValid()) {
         model = (index.column() && (index.column() - 1 < m_dataModel->modelCount())) ?
@@ -2029,7 +2029,7 @@ void MainWindow::doUpdateLatestModel(int model)
     m_currentIndex = MultiDataIndex(model, m_currentIndex.context(), m_currentIndex.message());
     bool enable = false;
     bool enableRw = false;
-    MessageItem *item = 0;
+    MessageItem *item = nullptr;
     if (model >= 0) {
         enable = true;
         if (m_dataModel->isModelWritable(model))
diff --git a/src/linguist/linguist/messageeditor.cpp b/src/linguist/linguist/messageeditor.cpp
index 1a126da7a..03659ad9b 100644
--- a/src/linguist/linguist/messageeditor.cpp
+++ b/src/linguist/linguist/messageeditor.cpp
@@ -386,7 +386,7 @@ void MessageEditor::resetSelection()
             disconnect(fte, &FormatTextEdit::editorDestroyed,
                        this, &MessageEditor::editorDestroyed);
         }
-        m_selectionHolder = 0;
+        m_selectionHolder = nullptr;
 #ifndef QT_NO_CLIPBOARD
         updateCanCutCopy();
 #endif
diff --git a/src/linguist/shared/qm.cpp b/src/linguist/shared/qm.cpp
index c94ca7b82..f51735148 100644
--- a/src/linguist/shared/qm.cpp
+++ b/src/linguist/shared/qm.cpp
@@ -469,8 +469,8 @@ bool loadQM(Translator &translator, QIODevice &dev, ConversionData &cd)
     enum { Contexts = 0x2f, Hashes = 0x42, Messages = 0x69, NumerusRules = 0x88, Dependencies = 0x96, Language = 0xa7 };
 
     // for squeezed but non-file data, this is what needs to be deleted
-    const uchar *messageArray = 0;
-    const uchar *offsetArray = 0;
+    const uchar *messageArray = nullptr;
+    const uchar *offsetArray = nullptr;
     uint offsetLength = 0;
 
     bool ok = true;
diff --git a/src/qdbus/qdbusviewer/qdbusmodel.cpp b/src/qdbus/qdbusviewer/qdbusmodel.cpp
index 8f47b5bc5..8fdc679b1 100644
--- a/src/qdbus/qdbusviewer/qdbusmodel.cpp
+++ b/src/qdbus/qdbusviewer/qdbusmodel.cpp
@@ -107,7 +107,7 @@ void QDBusModel::addMethods(QDBusItem *parent, const QDomElement &iface)
 
     QDomElement child = iface.firstChildElement();
     while (!child.isNull()) {
-        QDBusItem *item = 0;
+        QDBusItem *item = nullptr;
         if (child.tagName() == QLatin1String("method")) {
             item = new QDBusItem(QDBusModel::MethodItem,
                     child.attribute(QLatin1String("name")), parent);
diff --git a/src/shared/qtgradienteditor/qtgradienteditor.cpp b/src/shared/qtgradienteditor/qtgradienteditor.cpp
index 57d35b83a..0eb096505 100644
--- a/src/shared/qtgradienteditor/qtgradienteditor.cpp
+++ b/src/shared/qtgradienteditor/qtgradienteditor.cpp
@@ -137,7 +137,7 @@ public:
 
 QGradient QtGradientEditorPrivate::gradient() const
 {
-    QGradient *gradient = 0;
+    QGradient *gradient = nullptr;
     switch (m_ui.gradientWidget->gradientType()) {
         case QGradient::LinearGradient:
             gradient = new QLinearGradient(m_ui.gradientWidget->startLinear(),
diff --git a/src/shared/qtgradienteditor/qtgradientstopscontroller.cpp b/src/shared/qtgradienteditor/qtgradientstopscontroller.cpp
index 9fb44469a..20cea9499 100644
--- a/src/shared/qtgradienteditor/qtgradientstopscontroller.cpp
+++ b/src/shared/qtgradienteditor/qtgradientstopscontroller.cpp
@@ -663,7 +663,7 @@ QtGradientStopsController::~QtGradientStopsController()
 void QtGradientStopsController::setGradientStops(const QGradientStops &stops)
 {
     d_ptr->m_model->clear();
-    QtGradientStop *first = 0;
+    QtGradientStop *first = nullptr;
     for (const QPair<qreal, QColor> &pair : stops) {
         QtGradientStop *stop = d_ptr->m_model->addStop(pair.first, pair.second);
         if (!first)
diff --git a/src/shared/qtgradienteditor/qtgradientstopswidget.cpp b/src/shared/qtgradienteditor/qtgradientstopswidget.cpp
index 02c6434fe..80bc3ed68 100644
--- a/src/shared/qtgradienteditor/qtgradientstopswidget.cpp
+++ b/src/shared/qtgradienteditor/qtgradientstopswidget.cpp
@@ -710,7 +710,7 @@ void QtGradientStopsWidget::keyPressEvent(QKeyEvent *e)
         PositionStopMap stops = d_ptr->m_model->stops();
         if (stops.isEmpty())
             return;
-        QtGradientStop *newCurrent = 0;
+        QtGradientStop *newCurrent = nullptr;
         QtGradientStop *current = d_ptr->m_model->currentStop();
         if (!current || e->key() == Qt::Key_Home || e->key() == Qt::Key_End) {
             if (e->key() == Qt::Key_Left || e->key() == Qt::Key_Home)
diff --git a/src/shared/qtgradienteditor/qtgradientview.cpp b/src/shared/qtgradienteditor/qtgradientview.cpp
index 40e698818..34c71e6fb 100644
--- a/src/shared/qtgradienteditor/qtgradientview.cpp
+++ b/src/shared/qtgradienteditor/qtgradientview.cpp
@@ -176,7 +176,7 @@ void QtGradientView::slotGradientActivated(QListWidgetItem *item)
 QtGradientView::QtGradientView(QWidget *parent)
     : QWidget(parent)
 {
-    m_manager = 0;
+    m_manager = nullptr;
 
     m_ui.setupUi(this);
 
diff --git a/src/shared/qtgradienteditor/qtgradientwidget.cpp b/src/shared/qtgradienteditor/qtgradientwidget.cpp
index 40c25f785..7853e3723 100644
--- a/src/shared/qtgradienteditor/qtgradientwidget.cpp
+++ b/src/shared/qtgradienteditor/qtgradientwidget.cpp
@@ -496,7 +496,7 @@ void QtGradientWidget::paintEvent(QPaintEvent *e)
         p.setBrushOrigin(0, 0);
     }
 
-    QGradient *gradient = 0;
+    QGradient *gradient = nullptr;
     switch (d_ptr->m_gradientType) {
         case QGradient::LinearGradient:
             gradient = new QLinearGradient(d_ptr->m_startLinear, d_ptr->m_endLinear);
diff --git a/src/shared/qtpropertybrowser/qtbuttonpropertybrowser.cpp b/src/shared/qtpropertybrowser/qtbuttonpropertybrowser.cpp
index 144d7bee0..edef8564e 100644
--- a/src/shared/qtpropertybrowser/qtbuttonpropertybrowser.cpp
+++ b/src/shared/qtpropertybrowser/qtbuttonpropertybrowser.cpp
@@ -162,8 +162,8 @@ void QtButtonPropertyBrowserPrivate::slotUpdate()
 {
     for (WidgetItem *item : qAsConst(m_recreateQueue)) {
         WidgetItem *parent = item->parent;
-        QWidget *w = 0;
-        QGridLayout *l = 0;
+        QWidget *w = nullptr;
+        QGridLayout *l = nullptr;
         const int oldRow = gridRow(item);
         if (parent) {
             w = parent->container;
@@ -196,7 +196,7 @@ void QtButtonPropertyBrowserPrivate::setExpanded(WidgetItem *item, bool expanded
     item->expanded = expanded;
     const int row = gridRow(item);
     WidgetItem *parent = item->parent;
-    QGridLayout *l = 0;
+    QGridLayout *l = nullptr;
     if (parent)
         l = parent->layout;
     else
@@ -243,8 +243,8 @@ void QtButtonPropertyBrowserPrivate::propertyInserted(QtBrowserItem *index, QtBr
     WidgetItem *newItem = new WidgetItem();
     newItem->parent = parentItem;
 
-    QGridLayout *layout = 0;
-    QWidget *parentWidget = 0;
+    QGridLayout *layout = nullptr;
+    QWidget *parentWidget = nullptr;
     int row = -1;
     if (!afterItem) {
         row = 0;
@@ -267,7 +267,7 @@ void QtButtonPropertyBrowserPrivate::propertyInserted(QtBrowserItem *index, QtBr
         if (!parentItem->container) {
             m_recreateQueue.removeAll(parentItem);
             WidgetItem *grandParent = parentItem->parent;
-            QGridLayout *l = 0;
+            QGridLayout *l = nullptr;
             const int oldRow = gridRow(parentItem);
             if (grandParent) {
                 l = grandParent->layout;
@@ -286,7 +286,7 @@ void QtButtonPropertyBrowserPrivate::propertyInserted(QtBrowserItem *index, QtBr
             if (parentItem->label) {
                 l->removeWidget(parentItem->label);
                 delete parentItem->label;
-                parentItem->label = 0;
+                parentItem->label = nullptr;
             }
             int span = 1;
             if (!parentItem->widget && !parentItem->widgetLabel)
@@ -366,7 +366,7 @@ void QtButtonPropertyBrowserPrivate::propertyRemoved(QtBrowserItem *index)
             removeRow(parentItem->layout, row);
     } else {
         const WidgetItem *grandParent = parentItem->parent;
-        QGridLayout *l = 0;
+        QGridLayout *l = nullptr;
         if (grandParent) {
             l = grandParent->layout;
         } else {
@@ -380,9 +380,9 @@ void QtButtonPropertyBrowserPrivate::propertyRemoved(QtBrowserItem *index)
         l->removeWidget(parentItem->container);
         delete parentItem->button;
         delete parentItem->container;
-        parentItem->button = 0;
-        parentItem->container = 0;
-        parentItem->layout = 0;
+        parentItem->button = nullptr;
+        parentItem->container = nullptr;
+        parentItem->layout = nullptr;
         if (!m_recreateQueue.contains(parentItem))
             m_recreateQueue.append(parentItem);
         if (parentSpan > 1)
diff --git a/src/shared/qtpropertybrowser/qteditorfactory.cpp b/src/shared/qtpropertybrowser/qteditorfactory.cpp
index dfb3e92a5..31211333e 100644
--- a/src/shared/qtpropertybrowser/qteditorfactory.cpp
+++ b/src/shared/qtpropertybrowser/qteditorfactory.cpp
@@ -922,7 +922,7 @@ void QtLineEditFactoryPrivate::slotRegExpChanged(QtProperty *property,
     for (QLineEdit *editor : it.value()) {
         editor->blockSignals(true);
         const QValidator *oldValidator = editor->validator();
-        QValidator *newValidator = 0;
+        QValidator *newValidator = nullptr;
         if (regExp.isValid()) {
             newValidator = new QRegularExpressionValidator(regExp, editor);
         }
@@ -1553,7 +1553,7 @@ bool QtCharEdit::eventFilter(QObject *o, QEvent *e)
                 actionString = actionString.remove(pos, actionString.length() - pos);
             action->setText(actionString);
         }
-        QAction *actionBefore = 0;
+        QAction *actionBefore = nullptr;
         if (actions.count() > 0)
             actionBefore = actions[0];
         QAction *clearAction = new QAction(tr("Clear Char"), menu);
@@ -2081,7 +2081,7 @@ void QtCursorEditorFactory::connectPropertyManager(QtCursorPropertyManager *mana
 QWidget *QtCursorEditorFactory::createEditor(QtCursorPropertyManager *manager, QtProperty *property,
         QWidget *parent)
 {
-    QtProperty *enumProp = 0;
+    QtProperty *enumProp = nullptr;
     if (d_ptr->m_propertyToEnum.contains(property)) {
         enumProp = d_ptr->m_propertyToEnum[property];
     } else {
diff --git a/src/shared/qtpropertybrowser/qtgroupboxpropertybrowser.cpp b/src/shared/qtpropertybrowser/qtgroupboxpropertybrowser.cpp
index b7534e25b..43ca132d8 100644
--- a/src/shared/qtpropertybrowser/qtgroupboxpropertybrowser.cpp
+++ b/src/shared/qtpropertybrowser/qtgroupboxpropertybrowser.cpp
@@ -115,8 +115,8 @@ void QtGroupBoxPropertyBrowserPrivate::slotUpdate()
 {
     for (WidgetItem *item : qAsConst(m_recreateQueue)) {
         WidgetItem *par = item->parent;
-        QWidget *w = 0;
-        QGridLayout *l = 0;
+        QWidget *w = nullptr;
+        QGridLayout *l = nullptr;
         int oldRow = -1;
         if (!par) {
             w = q_ptr;
@@ -166,8 +166,8 @@ void QtGroupBoxPropertyBrowserPrivate::propertyInserted(QtBrowserItem *index, Qt
     WidgetItem *newItem = new WidgetItem();
     newItem->parent = parentItem;
 
-    QGridLayout *layout = 0;
-    QWidget *parentWidget = 0;
+    QGridLayout *layout = nullptr;
+    QWidget *parentWidget = nullptr;
     int row = -1;
     if (!afterItem) {
         row = 0;
@@ -194,8 +194,8 @@ void QtGroupBoxPropertyBrowserPrivate::propertyInserted(QtBrowserItem *index, Qt
         if (!parentItem->groupBox) {
             m_recreateQueue.removeAll(parentItem);
             WidgetItem *par = parentItem->parent;
-            QWidget *w = 0;
-            QGridLayout *l = 0;
+            QWidget *w = nullptr;
+            QGridLayout *l = nullptr;
             int oldRow = -1;
             if (!par) {
                 w = q_ptr;
@@ -214,7 +214,7 @@ void QtGroupBoxPropertyBrowserPrivate::propertyInserted(QtBrowserItem *index, Qt
             if (parentItem->label) {
                 l->removeWidget(parentItem->label);
                 delete parentItem->label;
-                parentItem->label = 0;
+                parentItem->label = nullptr;
             }
             if (parentItem->widget) {
                 l->removeWidget(parentItem->widget);
@@ -224,7 +224,7 @@ void QtGroupBoxPropertyBrowserPrivate::propertyInserted(QtBrowserItem *index, Qt
             } else if (parentItem->widgetLabel) {
                 l->removeWidget(parentItem->widgetLabel);
                 delete parentItem->widgetLabel;
-                parentItem->widgetLabel = 0;
+                parentItem->widgetLabel = nullptr;
             }
             if (parentItem->line) {
                 parentItem->line->setFrameShape(QFrame::HLine);
@@ -300,7 +300,7 @@ void QtGroupBoxPropertyBrowserPrivate::propertyRemoved(QtBrowserItem *index)
         removeRow(parentItem->layout, row);
     } else {
         WidgetItem *par = parentItem->parent;
-        QGridLayout *l = 0;
+        QGridLayout *l = nullptr;
         int oldRow = -1;
         if (!par) {
             l = m_mainLayout;
@@ -323,9 +323,9 @@ void QtGroupBoxPropertyBrowserPrivate::propertyRemoved(QtBrowserItem *index)
         }
         l->removeWidget(parentItem->groupBox);
         delete parentItem->groupBox;
-        parentItem->groupBox = 0;
-        parentItem->line = 0;
-        parentItem->layout = 0;
+        parentItem->groupBox = nullptr;
+        parentItem->line = nullptr;
+        parentItem->layout = nullptr;
         if (!m_recreateQueue.contains(parentItem))
             m_recreateQueue.append(parentItem);
         updateLater();
diff --git a/src/shared/qtpropertybrowser/qtpropertybrowser.cpp b/src/shared/qtpropertybrowser/qtpropertybrowser.cpp
index 601fb854a..bc86d2879 100644
--- a/src/shared/qtpropertybrowser/qtpropertybrowser.cpp
+++ b/src/shared/qtpropertybrowser/qtpropertybrowser.cpp
@@ -423,7 +423,7 @@ void QtProperty::setModified(bool modified)
 */
 void QtProperty::addSubProperty(QtProperty *property)
 {
-    QtProperty *after = 0;
+    QtProperty *after = nullptr;
     if (d_ptr->m_subItems.count() > 0)
         after = d_ptr->m_subItems.last();
     insertSubProperty(property, after);
@@ -468,7 +468,7 @@ void QtProperty::insertSubProperty(QtProperty *property,
     pendingList = subProperties();
     int pos = 0;
     int newPos = 0;
-    QtProperty *properAfterProperty = 0;
+    QtProperty *properAfterProperty = nullptr;
     while (pos < pendingList.count()) {
         QtProperty *i = pendingList.at(pos);
         if (i == property)
@@ -1365,7 +1365,7 @@ QtBrowserItem *QtAbstractPropertyBrowserPrivate::createBrowserIndex(QtProperty *
     q_ptr->itemInserted(newIndex, afterIndex);
 
     const auto subItems = property->subProperties();
-    QtBrowserItem *afterChild = 0;
+    QtBrowserItem *afterChild = nullptr;
     for (QtProperty *child : subItems)
         afterChild = createBrowserIndex(child, newIndex, afterChild);
     return newIndex;
@@ -1742,7 +1742,7 @@ void QtAbstractPropertyBrowser::clear()
 */
 QtBrowserItem *QtAbstractPropertyBrowser::addProperty(QtProperty *property)
 {
-    QtProperty *afterProperty = 0;
+    QtProperty *afterProperty = nullptr;
     if (d_ptr->m_subItems.count() > 0)
         afterProperty = d_ptr->m_subItems.last();
     return insertProperty(property, afterProperty);
@@ -1849,7 +1849,7 @@ void QtAbstractPropertyBrowser::removeProperty(QtProperty *property)
 QWidget *QtAbstractPropertyBrowser::createEditor(QtProperty *property,
                 QWidget *parent)
 {
-    QtAbstractEditorFactoryBase *factory = 0;
+    QtAbstractEditorFactoryBase *factory = nullptr;
     QtAbstractPropertyManager *manager = property->propertyManager();
 
     if (m_viewToManagerToFactory()->contains(this) &&
diff --git a/src/shared/qtpropertybrowser/qttreepropertybrowser.cpp b/src/shared/qtpropertybrowser/qttreepropertybrowser.cpp
index fb77ee6eb..bcf9e1022 100644
--- a/src/shared/qtpropertybrowser/qttreepropertybrowser.cpp
+++ b/src/shared/qtpropertybrowser/qttreepropertybrowser.cpp
@@ -540,7 +540,7 @@ void QtTreePropertyBrowserPrivate::propertyInserted(QtBrowserItem *index, QtBrow
     QTreeWidgetItem *afterItem = m_indexToItem.value(afterIndex);
     QTreeWidgetItem *parentItem = m_indexToItem.value(index->parent());
 
-    QTreeWidgetItem *newItem = 0;
+    QTreeWidgetItem *newItem = nullptr;
     if (parentItem) {
         newItem = new QTreeWidgetItem(parentItem, afterItem);
     } else {
diff --git a/src/shared/qtpropertybrowser/qtvariantproperty.cpp b/src/shared/qtpropertybrowser/qtvariantproperty.cpp
index 2c36d887b..c1a51044c 100644
--- a/src/shared/qtpropertybrowser/qtvariantproperty.cpp
+++ b/src/shared/qtpropertybrowser/qtvariantproperty.cpp
@@ -431,7 +431,7 @@ void QtVariantPropertyManagerPrivate::slotPropertyInserted(QtProperty *property,
     if (!varParent)
         return;
 
-    QtVariantProperty *varAfter = 0;
+    QtVariantProperty *varAfter = nullptr;
     if (after) {
         varAfter = m_internalToProperty.value(after, 0);
         if (!varAfter)
@@ -1777,7 +1777,7 @@ void QtVariantPropertyManager::initializeProperty(QtProperty *property)
     QMap<int, QtAbstractPropertyManager *>::ConstIterator it =
             d_ptr->m_typeToPropertyManager.find(d_ptr->m_propertyType);
     if (it != d_ptr->m_typeToPropertyManager.constEnd()) {
-        QtProperty *internProp = 0;
+        QtProperty *internProp = nullptr;
         if (!d_ptr->m_creatingSubProperties) {
             QtAbstractPropertyManager *manager = it.value();
             internProp = manager->addProperty();
@@ -1786,7 +1786,7 @@ void QtVariantPropertyManager::initializeProperty(QtProperty *property)
         propertyToWrappedProperty()->insert(varProp, internProp);
         if (internProp) {
             const auto children = internProp->subProperties();
-            QtVariantProperty *lastProperty = 0;
+            QtVariantProperty *lastProperty = nullptr;
             for (QtProperty *child : children) {
                 QtVariantProperty *prop = d_ptr->createSubProperty(varProp, lastProperty, child);
                 lastProperty = prop ? prop : lastProperty;
diff --git a/src/shared/qttoolbardialog/qttoolbardialog.cpp b/src/shared/qttoolbardialog/qttoolbardialog.cpp
index 3e069602c..4136a42c4 100644
--- a/src/shared/qttoolbardialog/qttoolbardialog.cpp
+++ b/src/shared/qttoolbardialog/qttoolbardialog.cpp
@@ -684,7 +684,7 @@ void QtFullToolBarManager::setToolBar(QToolBar *toolBar, const QList<QAction *>
 
     QList<QAction *> newActionsWithSeparators;
     for (QAction *action : qAsConst(newActions)) {
-        QAction *newAction = 0;
+        QAction *newAction = nullptr;
         if (!action)
             newAction = toolBar->insertSeparator(0);
         if (d_ptr->allActions.contains(action)) {
@@ -1076,8 +1076,8 @@ void QtToolBarDialogPrivate::clearOld()
     qDeleteAll(allToolBarItems);
     allToolBarItems.clear();
 
-    currentToolBar = 0;
-    currentAction = 0;
+    currentToolBar = nullptr;
+    currentAction = nullptr;
 }
 
 void QtToolBarDialogPrivate::fillNew()
@@ -1413,7 +1413,7 @@ void QtToolBarDialogPrivate::rightClicked()
     QListWidgetItem *currentToolBarAction = ui.currentToolBarList->currentItem();
 
     QAction *action = itemToAction.value(currentAction);
-    QListWidgetItem *item = 0;
+    QListWidgetItem *item = nullptr;
     if (action) {
         if (currentState[currentToolBar].contains(action)) {
             item = actionToCurrentItem.value(action);
@@ -1499,7 +1499,7 @@ void QtToolBarDialogPrivate::currentToolBarChanged(QListWidgetItem *current)
         return;
     }
     const auto actions = currentState.value(currentToolBar);
-    QListWidgetItem *first = 0;
+    QListWidgetItem *first = nullptr;
     for (QAction *action : actions) {
         QString actionName = separatorText;
         if (action)