Port platformsupport to QStringView

Task-number: QTBUG-84319
Change-Id: I8032382904bc8481fe0a147ca38f3de9cfb1890f
Reviewed-by: Karsten Heimrich <karsten.heimrich@qt.io>

src/gui/text/windows/qwindowsfontdatabase_ft.cpp

@@ -138,9 +138,9 @@ static FontKeys &fontKeys()
 #if QT_CONFIG(regularexpression)
                 realKey.remove(sizeListMatch);
 #endif
-                const auto fontNames = QStringRef(&realKey).trimmed().split(QLatin1Char('&'));
+                const auto fontNames = QStringView(realKey).trimmed().split(QLatin1Char('&'));
                 fontKey.fontNames.reserve(fontNames.size());
-                for (const QStringRef &fontName : fontNames)
+                for (const auto &fontName : fontNames)
                     fontKey.fontNames.append(fontName.trimmed().toString());
                 result.append(fontKey);
             }

src/platformsupport/devicediscovery/qdevicediscovery_udev.cpp

@@ -220,7 +220,7 @@ bool QDeviceDiscoveryUDev::checkDeviceType(udev_device *dev)
 
     if ((m_types & Device_Keyboard) && (qstrcmp(udev_device_get_property_value(dev, "ID_INPUT_KEYBOARD"), "1") == 0 )) {
         const QString capabilities_key = QString::fromUtf8(udev_device_get_sysattr_value(dev, "capabilities/key"));
-        const auto val = capabilities_key.splitRef(QLatin1Char(' '), Qt::SkipEmptyParts);
+        const auto val = QStringView{capabilities_key}.split(QLatin1Char(' '), Qt::SkipEmptyParts);
         if (!val.isEmpty()) {
             bool ok;
             unsigned long long keys = val.last().toULongLong(&ok, 16);

src/platformsupport/input/evdevkeyboard/qevdevkeyboardhandler.cpp

@@ -120,8 +120,8 @@ std::unique_ptr<QEvdevKeyboardHandler> QEvdevKeyboardHandler::create(const QStri
     bool enableCompose = false;
     int grab = 0;
 
-    const auto args = specification.splitRef(QLatin1Char(':'));
+    const auto args = QStringView{specification}.split(QLatin1Char(':'));
-    for (const QStringRef &arg : args) {
+    for (const auto &arg : args) {
         if (arg.startsWith(QLatin1String("keymap=")))
             keymapFile = arg.mid(7).toString();
         else if (arg == QLatin1String("disable-zap"))

src/platformsupport/input/evdevkeyboard/qevdevkeyboardmanager.cpp

@@ -124,8 +124,8 @@ void QEvdevKeyboardManager::loadKeymap(const QString &file)
         // Restore the default, which is either the built-in keymap or
         // the one given in the plugin spec.
         QString keymapFromSpec;
-        const auto specs = m_spec.splitRef(QLatin1Char(':'));
+        const auto specs = QStringView{m_spec}.split(QLatin1Char(':'));
-        for (const QStringRef &arg : specs) {
+        for (const auto &arg : specs) {
             if (arg.startsWith(QLatin1String("keymap=")))
                 keymapFromSpec = arg.mid(7).toString();
         }

src/platformsupport/input/evdevmouse/qevdevmousehandler.cpp

@@ -75,8 +75,8 @@ std::unique_ptr<QEvdevMouseHandler> QEvdevMouseHandler::create(const QString &de
     int grab = 0;
     bool abs = false;
 
-    const auto args = specification.splitRef(QLatin1Char(':'));
+    const auto args = QStringView{specification}.split(QLatin1Char(':'));
-    for (const QStringRef &arg : args) {
+    for (const auto &arg : args) {
         if (arg == QLatin1String("nocompress"))
             compression = false;
         else if (arg.startsWith(QLatin1String("dejitter=")))

src/platformsupport/input/evdevmouse/qevdevmousemanager.cpp

@@ -68,7 +68,7 @@ QEvdevMouseManager::QEvdevMouseManager(const QString &key, const QString &specif
     auto parsed = QEvdevUtil::parseSpecification(spec);
     m_spec = std::move(parsed.spec);
 
-    for (const QStringRef &arg : qAsConst(parsed.args)) {
+    for (const auto &arg : qAsConst(parsed.args)) {
         if (arg.startsWith(QLatin1String("xoffset="))) {
             m_xoffset = arg.mid(8).toInt();
         } else if (arg.startsWith(QLatin1String("yoffset="))) {

src/platformsupport/input/shared/qevdevutil.cpp

@@ -47,9 +47,9 @@ ParsedSpecification parseSpecification(const QString &specification)
 {
     ParsedSpecification result;
 
-    result.args = specification.splitRef(QLatin1Char(':'));
+    result.args = QStringView{specification}.split(QLatin1Char(':'));
 
-    for (const QStringRef &arg : qAsConst(result.args)) {
+    for (const auto &arg : qAsConst(result.args)) {
         if (arg.startsWith(QLatin1String("/dev/"))) {
             // if device is specified try to use it
             result.devices.append(arg.toString());

src/platformsupport/input/shared/qevdevutil_p.h

@@ -54,7 +54,7 @@
 #include <QString>
 #include <QStringList>
 #include <QVector>
-#include <QStringRef>
+#include <QStringView>
 
 QT_BEGIN_NAMESPACE
 
@@ -64,7 +64,7 @@ struct ParsedSpecification
 {
     QString spec;
     QStringList devices;
-    QVector<QStringRef> args;
+    QVector<QStringView> args;
 };
 
 ParsedSpecification parseSpecification(const QString &specification);

src/platformsupport/themes/genericunix/qgenericunixthemes.cpp

@@ -711,7 +711,7 @@ public:
     {
         Q_ASSERT(!systemFont);
         const int split = gtkFontName.lastIndexOf(QChar::Space);
-        float size = gtkFontName.midRef(split + 1).toFloat();
+        float size = QStringView{gtkFontName}.mid(split + 1).toFloat();
         QString fontName = gtkFontName.left(split);
 
         systemFont = new QFont(fontName, size);