Examples: cleanup foreach usage

Replace deprecated foreach macro with range-based for loop

Change-Id: If919ba1d1d4acddfc1c5460ce7aebf8c49e3ac38
Reviewed-by: Paul Wicking <paul.wicking@qt.io>

4 files changed, 8 insertions, 5 deletions

diff --git a/examples/corelib/mimetypes/mimetypebrowser/mainwindow.cpp b/examples/corelib/mimetypes/mimetypebrowser/mainwindow.cpp
index bc7ec17d1c..2e5c8069b8 100644
--- a/examples/corelib/mimetypes/mimetypebrowser/mainwindow.cpp
+++ b/examples/corelib/mimetypes/mimetypebrowser/mainwindow.cpp
@@ -185,7 +185,9 @@ void MainWindow::find()
 
     m_findMatches.clear();
     m_findIndex = 0;
-    foreach (const QStandardItem *item, m_model->findItems(value, Qt::MatchContains | Qt::MatchFixedString | Qt::MatchRecursive))
+    const QList<QStandardItem *> items =
+            m_model->findItems(value, Qt::MatchContains | Qt::MatchFixedString | Qt::MatchRecursive);
+    for (const QStandardItem *item : items)
         m_findMatches.append(m_model->indexFromItem(item));
     statusBar()->showMessage(tr("%n mime types match \"%1\".", 0, m_findMatches.size()).arg(value));
     updateFindActions();
diff --git a/examples/corelib/serialization/savegame/game.cpp b/examples/corelib/serialization/savegame/game.cpp
index 4caec71a03..226f6fda11 100644
--- a/examples/corelib/serialization/savegame/game.cpp
+++ b/examples/corelib/serialization/savegame/game.cpp
@@ -185,7 +185,7 @@ void Game::write(QJsonObject &json) const
     json["player"] = playerObject;
 
     QJsonArray levelArray;
-    foreach (const Level level, mLevels) {
+    for (const Level level : mLevels) {
         QJsonObject levelObject;
         level.write(levelObject);
         levelArray.append(levelObject);
diff --git a/examples/corelib/serialization/savegame/level.cpp b/examples/corelib/serialization/savegame/level.cpp
index 8eda107f46..c7adc6c8ff 100644
--- a/examples/corelib/serialization/savegame/level.cpp
+++ b/examples/corelib/serialization/savegame/level.cpp
@@ -97,7 +97,7 @@ void Level::write(QJsonObject &json) const
 {
     json["name"] = mName;
     QJsonArray npcArray;
-    foreach (const Character npc, mNpcs) {
+    for (const Character npc : mNpcs) {
         QJsonObject npcObject;
         npc.write(npcObject);
         npcArray.append(npcObject);
diff --git a/examples/corelib/threads/queuedcustomtype/window.cpp b/examples/corelib/threads/queuedcustomtype/window.cpp
index 2cefba1e17..0d3f80aba4 100644
--- a/examples/corelib/threads/queuedcustomtype/window.cpp
+++ b/examples/corelib/threads/queuedcustomtype/window.cpp
@@ -89,9 +89,10 @@ Window::Window()
 void Window::loadImage()
 {
     QStringList formats;
-    foreach (QByteArray format, QImageReader::supportedImageFormats())
+    const QList<QByteArray> supportedFormats = QImageReader::supportedImageFormats();
+    for (const QByteArray &format : supportedFormats)
         if (format.toLower() == format)
-            formats.append("*." + format);
+            formats.append(QLatin1String("*.") + QString::fromLatin1(format));
 
     QString newPath = QFileDialog::getOpenFileName(this, tr("Open Image"),
         path, tr("Image files (%1)").arg(formats.join(' ')));