1 files changed, 8 insertions, 8 deletions
diff --git a/src/widgets/kernel/qwhatsthis.cpp b/src/widgets/kernel/qwhatsthis.cpp
index 228ca4d38a..8a632a395a 100644
--- a/src/widgets/kernel/qwhatsthis.cpp
+++ b/src/widgets/kernel/qwhatsthis.cpp
@@ -163,7 +163,7 @@ private:
     QPixmap background;
 };
 
-QWhatsThat *QWhatsThat::instance = 0;
+QWhatsThat *QWhatsThat::instance = nullptr;
 
 // shadowWidth not const, for XP drop-shadow-fu turns it to 0
 static int shadowWidth = 6;   // also used as '5' and '6' and even '8' below
@@ -193,7 +193,7 @@ QWhatsThat::QWhatsThat(const QString& txt, QWidget* parent, QWidget *showTextFor
     setCursor(Qt::ArrowCursor);
 #endif
     QRect r;
-    doc = 0;
+    doc = nullptr;
     ensurePolished(); // Ensures style sheet font before size calc
     if (Qt::mightBeRichText(text)) {
         doc = new QTextDocument();
@@ -229,7 +229,7 @@ QWhatsThat::QWhatsThat(const QString& txt, QWidget* parent, QWidget *showTextFor
 
 QWhatsThat::~QWhatsThat()
 {
-    instance = 0;
+    instance = nullptr;
     if (doc)
         delete doc;
 }
@@ -383,7 +383,7 @@ void QWhatsThisPrivate::notifyToplevels(QEvent *e)
         QCoreApplication::sendEvent(w, e);
 }
 
-QWhatsThisPrivate *QWhatsThisPrivate::instance = 0;
+QWhatsThisPrivate *QWhatsThisPrivate::instance = nullptr;
 
 QWhatsThisPrivate::QWhatsThisPrivate()
     : leaveOnMouseRelease(false)
@@ -423,7 +423,7 @@ QWhatsThisPrivate::~QWhatsThisPrivate()
     QAccessibleEvent event(this, QAccessible::ContextHelpEnd);
     QAccessible::updateAccessibility(&event);
 #endif
-    instance = 0;
+    instance = nullptr;
 }
 
 bool QWhatsThisPrivate::eventFilter(QObject *o, QEvent *e)
@@ -497,7 +497,7 @@ class QWhatsThisAction: public QAction
     Q_OBJECT
 
 public:
-    explicit QWhatsThisAction(QObject* parent = 0);
+    explicit QWhatsThisAction(QObject* parent = nullptr);
 
 private slots:
     void actionTriggered();
@@ -553,7 +553,7 @@ void QWhatsThis::enterWhatsThisMode()
 */
 bool QWhatsThis::inWhatsThisMode()
 {
-    return (QWhatsThisPrivate::instance != 0);
+    return (QWhatsThisPrivate::instance != nullptr);
 }
 
 /*!
@@ -577,7 +577,7 @@ void QWhatsThisPrivate::say(QWidget * widget, const QString &text, int x, int y)
     if (text.size() == 0)
         return;
     // make a fresh widget, and set it up
-    QWhatsThat *whatsThat = new QWhatsThat(text, 0, widget);
+    QWhatsThat *whatsThat = new QWhatsThat(text, nullptr, widget);
 
     // okay, now to find a suitable location
     int scr = (widget ?