1 files changed, 26 insertions, 27 deletions

diff --git a/examples/widgets/windowcontainer/windowcontainer.cpp b/examples/widgets/windowcontainer/windowcontainer.cpp
index 9f2124c4e1..b920c85420 100644
--- a/examples/widgets/windowcontainer/windowcontainer.cpp
+++ b/examples/widgets/windowcontainer/windowcontainer.cpp
@@ -50,16 +50,14 @@
 
 #include "openglwindow.h"
 
-#include <QPainter>
-#include <QMouseEvent>
-#include <QKeyEvent>
-#include <QFocusEvent>
-
 #include <QApplication>
-#include <QWidget>
+#include <QFocusEvent>
 #include <QHBoxLayout>
+#include <QKeyEvent>
 #include <QLineEdit>
-
+#include <QMouseEvent>
+#include <QPainter>
+#include <QWidget>
 
 
 // Making use of the class from the opengl example in gui.
@@ -67,13 +65,10 @@ class Window : public OpenGLWindow
 {
     Q_OBJECT
 public:
-    Window()
-        : m_mouseDown(false)
-        , m_focus(false)
-    {
-    }
+    using OpenGLWindow::OpenGLWindow;
 
-    void render(QPainter *p) override {
+    void render(QPainter *p) override
+    {
         QLinearGradient g(0, 0, 0, height());
         g.setColorAt(0, QColor("lightsteelblue"));
         g.setColorAt(1, Qt::black);
@@ -93,15 +88,15 @@ public:
             p->restore();
         }
 
-        if (m_focus) {
+        if (m_focus)
             p->drawText(20, height() - 20, QLatin1String("Window has focus!"));
-        }
 
         p->setRenderHint(QPainter::Antialiasing);
         p->drawPolyline(m_polygon);
     }
 
-    void mousePressEvent(QMouseEvent *e) override {
+    void mousePressEvent(QMouseEvent *e) override
+    {
         if (!m_mouseDown) {
             m_mouseDown = true;
             m_polygon.clear();
@@ -110,14 +105,16 @@ public:
         }
     }
 
-    void mouseMoveEvent(QMouseEvent *e) override {
+    void mouseMoveEvent(QMouseEvent *e) override
+    {
         if (m_mouseDown) {
             m_polygon.append(e->pos());
             renderLater();
         }
     }
 
-    void mouseReleaseEvent(QMouseEvent *e) override {
+    void mouseReleaseEvent(QMouseEvent *e) override
+    {
         if (m_mouseDown) {
             m_mouseDown = false;
             m_polygon.append(e->pos());
@@ -125,33 +122,35 @@ public:
         }
     }
 
-    void focusInEvent(QFocusEvent *) override {
+    void focusInEvent(QFocusEvent *) override
+    {
         m_focus = true;
         renderLater();
     }
 
-    void focusOutEvent(QFocusEvent *) override {
+    void focusOutEvent(QFocusEvent *) override
+    {
         m_focus = false;
         m_polygon.clear();
         renderLater();
     }
 
-    void keyPressEvent(QKeyEvent *e) override {
+    void keyPressEvent(QKeyEvent *e) override
+    {
         m_key = e->text();
         renderLater();
     }
 
-    void keyReleaseEvent(QKeyEvent *) override {
+    void keyReleaseEvent(QKeyEvent *) override
+    {
         m_key = QString();
         renderLater();
     }
 private:
     QPolygon m_polygon;
-    bool m_mouseDown;
-
-    bool m_focus;
-
     QString m_key;
+    bool m_mouseDown = false;
+    bool m_focus = false;
 };
 
 
@@ -162,7 +161,7 @@ int main(int argc, char *argv[])
     QWidget *widget = new QWidget;
     QHBoxLayout *layout = new QHBoxLayout(widget);
 
-    Window *window = new Window();
+    Window *window = new Window;
 
     QWidget *container = QWidget::createWindowContainer(window);
     container->setMinimumSize(300, 300);