Cleanup Widgets examples - foreach

Cleanup the Widgets examples - replace foreach with range-based for loop
in mainwindows and painting subdirectories

Change-Id: I3c1556dffd22e29dd0a5ba960e699291c496278a
Reviewed-by: Konstantin Shegunov <kshegunov@gmail.com>
Reviewed-by: Paul Wicking <paul.wicking@qt.io>
Reviewed-by: Luca Beldi <v.ronin@yahoo.it>
Reviewed-by: Martin Smith <martin.smith@qt.io>

1 files changed, 4 insertions, 4 deletions

diff --git a/examples/widgets/painting/deform/main.cpp b/examples/widgets/painting/deform/main.cpp
index 85e83207c0..28e3d6823d 100644
--- a/examples/widgets/painting/deform/main.cpp
+++ b/examples/widgets/painting/deform/main.cpp
@@ -60,12 +60,12 @@ int main(int argc, char **argv)
 
     bool smallScreen = QApplication::arguments().contains("-small-screen");
 
-    PathDeformWidget deformWidget(0, smallScreen);
+    PathDeformWidget deformWidget(nullptr, smallScreen);
 
-    QStyle *arthurStyle = new ArthurStyle();
+    QStyle *arthurStyle = new ArthurStyle;
     deformWidget.setStyle(arthurStyle);
-    QList<QWidget *> widgets = deformWidget.findChildren<QWidget *>();
-    foreach (QWidget *w, widgets)
+    const QList<QWidget *> widgets = deformWidget.findChildren<QWidget *>();
+    for (QWidget *w : widgets)
         w->setStyle(arthurStyle);
 
     if (smallScreen)