projectfilter: port foreach -> range-based for

plugins/projectfilter/comboboxdelegate.cpp

@@ -52,7 +52,7 @@ void ComboBoxDelegate::setEditorData(QWidget* editor, const QModelIndex& index)
     const QString& current = index.data().toString();
     int currentIndex = -1;
     int i = 0;
-    foreach(const Item& item, m_items) {
+    for (const Item& item : m_items) {
         if (item.text == current) {
             currentIndex = i;
         }

plugins/projectfilter/projectfilter.cpp

@@ -67,7 +67,7 @@ bool ProjectFilter::isValid( const Path &path, const bool isFolder ) const
     }
 
     bool isValid = true;
-    foreach( const Filter& filter, m_filters ) {
+    for (const Filter& filter : m_filters) {
         if (isFolder && !(filter.targets & Filter::Folders)) {
             continue;
         } else if (!isFolder && !(filter.targets & Filter::Files)) {

plugins/projectfilter/projectfilterconfigpage.cpp

@@ -170,7 +170,8 @@ void ProjectFilterConfigPage::checkFilters()
 {
     // check for errors, only show one error at once
     QString errorText;
-    foreach(const Filter& filter, m_model->filters()) {
+    const auto filters = m_model->filters();
+    for (const Filter& filter : filters) {
         const QString &pattern = filter.pattern.pattern();
         if (pattern.isEmpty()) {
             errorText = i18n("A filter with an empty pattern will match all items. Use <code>\"*\"</code> to make this explicit.");

plugins/projectfilter/projectfilterprovider.cpp

@@ -53,7 +53,8 @@ ProjectFilterProvider::ProjectFilterProvider( QObject* parent, const QVariantLis
             this, &ProjectFilterProvider::projectAboutToBeOpened);
 
     // initialize the filters for each project
-    foreach(IProject* project, core()->projectController()->projects()) {
+    const auto projects = core()->projectController()->projects();
+    for (IProject* project : projects) {
         updateProjectFilters(project);
     }
 }

plugins/projectfilter/tests/test_projectfilter.cpp

@@ -359,10 +359,10 @@ static QVector<BenchData> createBenchData(const Path& base, int folderDepth, int
 void TestProjectFilter::bench()
 {
     QFETCH(TestFilter, filter);
-    QFETCH(QVector<BenchData>, data);
+    QFETCH(const QVector<BenchData>, data);
 
     QBENCHMARK {
-        foreach(const BenchData& bench, data) {
+        for (const BenchData& bench : data) {
             filter->isValid(bench.path, bench.isFolder);
         }
     }