Replace Q_NULLPTR with nullptr where possible

Remaining uses of Q_NULLPTR are in:
src/corelib/global/qcompilerdetection.h
  (definition and documentation of Q_NULLPTR)
tests/manual/qcursor/qcursorhighdpi/main.cpp
  (a test executable compilable both under Qt4 and Qt5)

Change-Id: If6b074d91486e9b784138f4514f5c6d072acda9a
Reviewed-by: Ville Voutilainen <ville.voutilainen@qt.io>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Reviewed-by: Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com>

4 files changed, 20 insertions, 20 deletions

diff --git a/src/platformsupport/themes/genericunix/dbusmenu/qdbusmenuadaptor.cpp b/src/platformsupport/themes/genericunix/dbusmenu/qdbusmenuadaptor.cpp
index 354b9c3a2e..eabb4b4122 100644
--- a/src/platformsupport/themes/genericunix/dbusmenu/qdbusmenuadaptor.cpp
+++ b/src/platformsupport/themes/genericunix/dbusmenu/qdbusmenuadaptor.cpp
@@ -122,7 +122,7 @@ void QDBusMenuAdaptor::Event(int id, const QString &eventId, const QDBusVariant
         emit item->hovered();
     if (eventId == QLatin1String("closed")) {
         // There is no explicit AboutToHide method, so map closed event to aboutToHide method
-        const QDBusPlatformMenu *menu = Q_NULLPTR;
+        const QDBusPlatformMenu *menu = nullptr;
         if (item)
             menu = static_cast<const QDBusPlatformMenu *>(item->menu());
         else if (id == 0)
diff --git a/src/platformsupport/themes/genericunix/dbusmenu/qdbusplatformmenu.cpp b/src/platformsupport/themes/genericunix/dbusmenu/qdbusplatformmenu.cpp
index 51c690d43a..fc1b37f2f2 100644
--- a/src/platformsupport/themes/genericunix/dbusmenu/qdbusplatformmenu.cpp
+++ b/src/platformsupport/themes/genericunix/dbusmenu/qdbusplatformmenu.cpp
@@ -68,7 +68,7 @@ QDBusPlatformMenuItem::~QDBusPlatformMenuItem()
 {
     menuItemsByID.remove(m_dbusID);
     if (m_subMenu)
-        static_cast<QDBusPlatformMenu *>(m_subMenu)->setContainingMenuItem(Q_NULLPTR);
+        static_cast<QDBusPlatformMenu *>(m_subMenu)->setContainingMenuItem(nullptr);
 }
 
 void QDBusPlatformMenuItem::setText(const QString &text)
@@ -88,7 +88,7 @@ void QDBusPlatformMenuItem::setIcon(const QIcon &icon)
 void QDBusPlatformMenuItem::setMenu(QPlatformMenu *menu)
 {
     if (m_subMenu)
-        static_cast<QDBusPlatformMenu *>(m_subMenu)->setContainingMenuItem(Q_NULLPTR);
+        static_cast<QDBusPlatformMenu *>(m_subMenu)->setContainingMenuItem(nullptr);
     m_subMenu = menu;
     if (menu)
         static_cast<QDBusPlatformMenu *>(menu)->setContainingMenuItem(this);
@@ -147,7 +147,7 @@ QDBusPlatformMenuItem *QDBusPlatformMenuItem::byId(int id)
     // a default-constructed nullptr value into menuItemsByID
     if (menuItemsByID.contains(id))
         return menuItemsByID[id];
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 QList<const QDBusPlatformMenuItem *> QDBusPlatformMenuItem::byIds(const QList<int> &ids)
@@ -165,14 +165,14 @@ QDBusPlatformMenu::QDBusPlatformMenu()
     : m_isEnabled(true)
     , m_isVisible(true)
     , m_revision(1)
-    , m_containingMenuItem(Q_NULLPTR)
+    , m_containingMenuItem(nullptr)
 {
 }
 
 QDBusPlatformMenu::~QDBusPlatformMenu()
 {
     if (m_containingMenuItem)
-        m_containingMenuItem->setMenu(Q_NULLPTR);
+        m_containingMenuItem->setMenu(nullptr);
 }
 
 void QDBusPlatformMenu::insertMenuItem(QPlatformMenuItem *menuItem, QPlatformMenuItem *before)
diff --git a/src/platformsupport/themes/genericunix/dbustray/qdbustrayicon.cpp b/src/platformsupport/themes/genericunix/dbustray/qdbustrayicon.cpp
index 9baf94726d..8480c15fb7 100644
--- a/src/platformsupport/themes/genericunix/dbustray/qdbustrayicon.cpp
+++ b/src/platformsupport/themes/genericunix/dbustray/qdbustrayicon.cpp
@@ -102,17 +102,17 @@ static int instanceCount = 0;
 */
 
 QDBusTrayIcon::QDBusTrayIcon()
-    : m_dbusConnection(Q_NULLPTR)
+    : m_dbusConnection(nullptr)
     , m_adaptor(new QStatusNotifierItemAdaptor(this))
-    , m_menuAdaptor(Q_NULLPTR)
-    , m_menu(Q_NULLPTR)
-    , m_notifier(Q_NULLPTR)
+    , m_menuAdaptor(nullptr)
+    , m_menu(nullptr)
+    , m_notifier(nullptr)
     , m_instanceId(KDEItemFormat.arg(QCoreApplication::applicationPid()).arg(++instanceCount))
     , m_category(QStringLiteral("ApplicationStatus"))
     , m_defaultStatus(QStringLiteral("Active")) // be visible all the time.  QSystemTrayIcon has no API to control this.
     , m_status(m_defaultStatus)
-    , m_tempIcon(Q_NULLPTR)
-    , m_tempAttentionIcon(Q_NULLPTR)
+    , m_tempIcon(nullptr)
+    , m_tempAttentionIcon(nullptr)
     , m_registered(false)
 {
     qCDebug(qLcTray);
@@ -149,9 +149,9 @@ void QDBusTrayIcon::cleanup()
     if (m_registered)
         dBusConnection()->unregisterTrayIcon(this);
     delete m_dbusConnection;
-    m_dbusConnection = Q_NULLPTR;
+    m_dbusConnection = nullptr;
     delete m_notifier;
-    m_notifier = Q_NULLPTR;
+    m_notifier = nullptr;
     m_registered = false;
 }
 
@@ -203,7 +203,7 @@ QTemporaryFile *QDBusTrayIcon::tempIcon(const QIcon &icon)
         necessity_checked = true;
     }
     if (!necessary)
-        return Q_NULLPTR;
+        return nullptr;
     qreal dpr = qGuiApp->devicePixelRatio();
     QTemporaryFile *ret = new QTemporaryFile(TempFileTemplate, this);
     ret->open();
diff --git a/src/platformsupport/themes/genericunix/qgenericunixthemes.cpp b/src/platformsupport/themes/genericunix/qgenericunixthemes.cpp
index be0fac4b55..eeb03eb958 100644
--- a/src/platformsupport/themes/genericunix/qgenericunixthemes.cpp
+++ b/src/platformsupport/themes/genericunix/qgenericunixthemes.cpp
@@ -197,7 +197,7 @@ QPlatformSystemTrayIcon *QGenericUnixTheme::createPlatformSystemTrayIcon() const
 {
     if (isDBusTrayAvailable())
         return new QDBusTrayIcon();
-    return Q_NULLPTR;
+    return nullptr;
 }
 #endif
 
@@ -672,7 +672,7 @@ QPlatformSystemTrayIcon *QKdeTheme::createPlatformSystemTrayIcon() const
 {
     if (isDBusTrayAvailable())
         return new QDBusTrayIcon();
-    return Q_NULLPTR;
+    return nullptr;
 }
 #endif
 
@@ -691,7 +691,7 @@ const char *QGnomeTheme::name = "gnome";
 class QGnomeThemePrivate : public QPlatformThemePrivate
 {
 public:
-    QGnomeThemePrivate() : systemFont(Q_NULLPTR), fixedFont(Q_NULLPTR) {}
+    QGnomeThemePrivate() : systemFont(nullptr), fixedFont(nullptr) {}
     ~QGnomeThemePrivate() { delete systemFont; delete fixedFont; }
 
     void configureFonts(const QString &gtkFontName) const
@@ -791,7 +791,7 @@ QPlatformSystemTrayIcon *QGnomeTheme::createPlatformSystemTrayIcon() const
 {
     if (isDBusTrayAvailable())
         return new QDBusTrayIcon();
-    return Q_NULLPTR;
+    return nullptr;
 }
 #endif
 
@@ -829,7 +829,7 @@ QPlatformTheme *QGenericUnixTheme::createUnixTheme(const QString &name)
 #endif
     if (name == QLatin1String(QGnomeTheme::name))
         return new QGnomeTheme;
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 QStringList QGenericUnixTheme::themeNames()