Turn Directions enum into an enum class in serialization converter

Pick-to: 6.6 6.5
Task-number: QTBUG-111228
Change-Id: Ie1f8ea5e2575427528c19875db7a8e4e27200aec
Reviewed-by: Marc Mutz <marc.mutz@qt.io>
Reviewed-by: Ivan Solovev <ivan.solovev@qt.io>

examples/corelib/serialization/convert/cborconverter.cpp

@@ -127,7 +127,7 @@ QString CborDiagnosticDumper::name() const
 
 Converter::Directions CborDiagnosticDumper::directions() const
 {
-    return Out;
+    return Direction::Out;
 }
 
 Converter::Options CborDiagnosticDumper::outputOptions() const
@@ -199,7 +199,7 @@ QString CborConverter::name() const
 
 Converter::Directions CborConverter::directions() const
 {
-    return InOut;
+    return Direction::InOut;
 }
 
 Converter::Options CborConverter::outputOptions() const

examples/corelib/serialization/convert/converter.h

@@ -32,7 +32,7 @@ protected:
 public:
     static Converter *null;
 
-    enum Direction { In = 1, Out = 2, InOut = In | Out };
+    enum class Direction { In = 1, Out = 2, InOut = In | Out };
     Q_DECLARE_FLAGS(Directions, Direction)
 
     enum Option { SupportsArbitraryMapKeys = 0x01 };

examples/corelib/serialization/convert/datastreamconverter.cpp

@@ -55,7 +55,7 @@ QString DataStreamConverter::name() const
 
 Converter::Directions DataStreamConverter::directions() const
 {
-    return InOut;
+    return Direction::InOut;
 }
 
 Converter::Options DataStreamConverter::outputOptions() const

examples/corelib/serialization/convert/debugtextdumper.cpp

@@ -50,7 +50,7 @@ QString DebugTextDumper::name() const
 
 Converter::Directions DebugTextDumper::directions() const
 {
-    return Out;
+    return Direction::Out;
 }
 
 Converter::Options DebugTextDumper::outputOptions() const

examples/corelib/serialization/convert/jsonconverter.cpp

@@ -32,7 +32,7 @@ QString JsonConverter::name() const
 
 Converter::Directions JsonConverter::directions() const
 {
-    return InOut;
+    return Direction::InOut;
 }
 
 Converter::Options JsonConverter::outputOptions() const

examples/corelib/serialization/convert/main.cpp

@@ -36,9 +36,9 @@ int main(int argc, char *argv[])
     for (const Converter *conv : std::as_const(*availableConverters)) {
         auto direction = conv->directions();
         QString name = conv->name();
-        if (direction.testFlag(Converter::In))
+        if (direction.testFlag(Converter::Direction::In))
             inputFormats << name;
-        if (direction.testFlag(Converter::Out))
+        if (direction.testFlag(Converter::Direction::Out))
             outputFormats << name;
     }
     inputFormats.sort();
@@ -162,7 +162,8 @@ int main(int argc, char *argv[])
     if (!inconv) {
         // probe the input to find a file format
         for (const Converter *conv : std::as_const(*availableConverters)) {
-            if (conv->directions().testFlag(Converter::In) && conv->probeFile(&input)) {
+            if (conv->directions().testFlag(Converter::Direction::In)
+                && conv->probeFile(&input)) {
                 inconv = conv;
                 break;
             }
@@ -177,7 +178,8 @@ int main(int argc, char *argv[])
     if (!outconv) {
         // probe the output to find a file format
         for (const Converter *conv : std::as_const(*availableConverters)) {
-            if (conv->directions().testFlag(Converter::Out) && conv->probeFile(&output)) {
+            if (conv->directions().testFlag(Converter::Direction::Out)
+                && conv->probeFile(&output)) {
                 outconv = conv;
                 break;
             }

examples/corelib/serialization/convert/nullconverter.cpp

@@ -15,7 +15,7 @@ QString NullConverter::name() const
 
 Converter::Directions NullConverter::directions() const
 {
-    return Out;
+    return Direction::Out;
 }
 
 Converter::Options NullConverter::outputOptions() const

examples/corelib/serialization/convert/textconverter.cpp

@@ -51,7 +51,7 @@ QString TextConverter::name() const
 
 Converter::Directions TextConverter::directions() const
 {
-    return InOut;
+    return Direction::InOut;
 }
 
 Converter::Options TextConverter::outputOptions() const

examples/corelib/serialization/convert/xmlconverter.cpp

@@ -403,7 +403,7 @@ QString XmlConverter::name() const
 
 Converter::Directions XmlConverter::directions() const
 {
-    return InOut;
+    return Direction::InOut;
 }
 
 Converter::Options XmlConverter::outputOptions() const