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/mainwindow/toolbar.cpp b/examples/widgets/mainwindows/mainwindow/toolbar.cpp
index 096d3df5a8..36d4108b1e 100644
--- a/examples/widgets/mainwindows/mainwindow/toolbar.cpp
+++ b/examples/widgets/mainwindows/mainwindow/toolbar.cpp
@@ -244,7 +244,8 @@ void ToolBar::order()
 {
     QList<QAction *> ordered;
     QList<QAction *> actions1 = actions();
-    foreach (QAction *action, findChildren<QAction *>()) {
+    const QList<QAction *> childActions = findChildren<QAction *>();
+    for (QAction *action : childActions) {
         if (!actions1.contains(action))
             continue;
         actions1.removeAll(action);