3 files changed, 10 insertions, 12 deletions
diff --git a/examples/widgets/itemviews/pixelator/mainwindow.cpp b/examples/widgets/itemviews/pixelator/mainwindow.cpp
index 63617f0169..f6b67e4dba 100644
--- a/examples/widgets/itemviews/pixelator/mainwindow.cpp
+++ b/examples/widgets/itemviews/pixelator/mainwindow.cpp
@@ -48,8 +48,8 @@
 **
 ****************************************************************************/
 
-#include "imagemodel.h"
 #include "mainwindow.h"
+#include "imagemodel.h"
 #include "pixeldelegate.h"
 
 #include <QtWidgets>
diff --git a/examples/widgets/itemviews/pixelator/pixeldelegate.cpp b/examples/widgets/itemviews/pixelator/pixeldelegate.cpp
index ecf44c1224..dc8736c836 100644
--- a/examples/widgets/itemviews/pixelator/pixeldelegate.cpp
+++ b/examples/widgets/itemviews/pixelator/pixeldelegate.cpp
@@ -54,10 +54,8 @@
 
 //! [0]
 PixelDelegate::PixelDelegate(QObject *parent)
-    : QAbstractItemDelegate(parent)
-{
-    pixelSize = 12;
-}
+    : QAbstractItemDelegate(parent), pixelSize(12)
+{}
 //! [0]
 
 //! [1]
@@ -70,11 +68,11 @@ void PixelDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
 //! [1]
 
 //! [3]
-    int size = qMin(option.rect.width(), option.rect.height());
+    const int size = qMin(option.rect.width(), option.rect.height());
 //! [3] //! [4]
-    int brightness = index.model()->data(index, Qt::DisplayRole).toInt();
-    double radius = (size / 2.0) - (brightness / 255.0 * size / 2.0);
-    if (radius == 0.0)
+    const int brightness = index.model()->data(index, Qt::DisplayRole).toInt();
+    const double radius = (size / 2.0) - (brightness / 255.0 * size / 2.0);
+    if (qFuzzyIsNull(radius))
         return;
 //! [4]
 
diff --git a/examples/widgets/itemviews/pixelator/pixeldelegate.h b/examples/widgets/itemviews/pixelator/pixeldelegate.h
index d968d9e8d2..9f52221a28 100644
--- a/examples/widgets/itemviews/pixelator/pixeldelegate.h
+++ b/examples/widgets/itemviews/pixelator/pixeldelegate.h
@@ -61,7 +61,7 @@ class QObject;
 class QPainter;
 QT_END_NAMESPACE
 
-static const int ItemSize = 256;
+static constexpr int ItemSize = 256;
 
 //! [0]
 class PixelDelegate : public QAbstractItemDelegate
@@ -69,13 +69,13 @@ class PixelDelegate : public QAbstractItemDelegate
     Q_OBJECT
 
 public:
-    PixelDelegate(QObject *parent = 0);
+    PixelDelegate(QObject *parent = nullptr);
 
     void paint(QPainter *painter, const QStyleOptionViewItem &option,
                const QModelIndex &index) const override;
 
     QSize sizeHint(const QStyleOptionViewItem &option,
-                   const QModelIndex &index ) const override;
+                   const QModelIndex &index) const override;
 
 public slots:
     void setPixelSize(int size);