Cleanup Widgets examples - foreach

Cleanup the Widgets examples - replace foreach with range-based for loop
in graphicsview subdirectory

Change-Id: I9093b3ae89d73d0b860d29929943881c90074bce
Reviewed-by: Luca Beldi <v.ronin@yahoo.it>
Reviewed-by: Paul Wicking <paul.wicking@qt.io>

1 files changed, 4 insertions, 2 deletions

diff --git a/examples/widgets/graphicsview/embeddeddialogs/embeddeddialog.cpp b/examples/widgets/graphicsview/embeddeddialogs/embeddeddialog.cpp
index 0c3ed86565..0c831360cf 100644
--- a/examples/widgets/graphicsview/embeddeddialogs/embeddeddialog.cpp
+++ b/examples/widgets/graphicsview/embeddeddialogs/embeddeddialog.cpp
@@ -60,7 +60,8 @@ EmbeddedDialog::EmbeddedDialog(QWidget *parent)
     ui->setupUi(this);
     ui->layoutDirection->setCurrentIndex(layoutDirection() != Qt::LeftToRight);
 
-    foreach (QString styleName, QStyleFactory::keys()) {
+    const QStringList styleKeys = QStyleFactory::keys();
+    for (const QString &styleName : styleKeys) {
         ui->style->addItem(styleName);
         if (style()->objectName().toLower() == styleName.toLower())
             ui->style->setCurrentIndex(ui->style->count() - 1);
@@ -101,7 +102,8 @@ static void setStyleHelper(QWidget *widget, QStyle *style)
 {
     widget->setStyle(style);
     widget->setPalette(style->standardPalette());
-    foreach (QObject *child, widget->children()) {
+    const QObjectList children = widget->children();
+    for (QObject *child : children) {
         if (QWidget *childWidget = qobject_cast<QWidget *>(child))
             setStyleHelper(childWidget, style);
     }