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, 2 insertions, 1 deletions

diff --git a/examples/widgets/mainwindows/sdi/main.cpp b/examples/widgets/mainwindows/sdi/main.cpp
index 6e29fafd6f..7a18c0c39c 100644
--- a/examples/widgets/mainwindows/sdi/main.cpp
+++ b/examples/widgets/mainwindows/sdi/main.cpp
@@ -68,7 +68,8 @@ int main(int argc, char *argv[])
     parser.process(app);
 
     MainWindow *mainWin = nullptr;
-    foreach (const QString &file, parser.positionalArguments()) {
+    const QStringList posArgs = parser.positionalArguments();
+    for (const QString &file : posArgs) {
         MainWindow *newWin = new MainWindow(file);
         newWin->tile(mainWin);
         newWin->show();