Changes that will need to be reworked.

QFont changed the weight scale in Qt6, in order to use them we'd need to fix all configuration files in all themes.
QStreamConverter only supports Utf8/16/32 and Latin1 before Qt6.5. Stick to qt5compat's QTextCodec by now

2 files changed, 31 insertions, 7 deletions

diff --git a/src/kvilib/ext/KviStringConversion.cpp b/src/kvilib/ext/KviStringConversion.cpp
index 8b8e557ea..b12a1ef84 100644
--- a/src/kvilib/ext/KviStringConversion.cpp
+++ b/src/kvilib/ext/KviStringConversion.cpp
@@ -226,7 +226,13 @@ namespace KviStringConversion
 	void toString(const QFont & font, QString & szBuffer)
 	{
 		QString szFamily(font.family());
-		szBuffer = QString::asprintf("%s,%d,%d,%d", szFamily.toUtf8().data(), font.pointSize(), font.styleHint(), font.weight());
+		szBuffer = QString::asprintf("%s,%d,%d,%d", szFamily.toUtf8().data(), font.pointSize(), font.styleHint(),
+#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
+			font.weight()
+#else
+			font.legacyWeight()
+#endif
+		);
 		QString szOptions;
 		if(font.bold())
 			szOptions.append('b');
@@ -266,8 +272,11 @@ namespace KviStringConversion
 			buffer.setStyleHint((QFont::StyleHint)i);
 		i = weight.toInt(&bOk);
 		if(bOk && (i >= 0))
+#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
 			buffer.setWeight(i);
-
+#else
+			buffer.setLegacyWeight(i);
+#endif
 		buffer.setBold(str.contains("b"));
 		buffer.setItalic(str.contains("i"));
 		buffer.setUnderline(str.contains("u"));
diff --git a/src/kvilib/file/KviFileUtils.cpp b/src/kvilib/file/KviFileUtils.cpp
index 283bdc501..755557912 100644
--- a/src/kvilib/file/KviFileUtils.cpp
+++ b/src/kvilib/file/KviFileUtils.cpp
@@ -34,7 +34,11 @@
 #include <QString>
 #include <QStringList>
 #include <QtGlobal>
+#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
 #include <QTextCodec>
+#else
+#include <QStringConverter>
+#endif
 #include <QTextStream>
 
 namespace KviFileUtils
@@ -263,7 +267,13 @@ namespace KviFileUtils
 		KviFile f(szPath);
 		if(!f.open(QFile::WriteOnly | (bAppend ? QFile::Append : QFile::Truncate)))
 			return false;
+#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
 		QByteArray szTmp = QTextCodec::codecForLocale()->fromUnicode(szData);
+#else
+		QStringEncoder enc = QStringEncoder(QStringConverter::Latin1);
+		QByteArray szTmp = enc.encode(szData);
+#endif
+
 		if(f.write(szTmp.data(), szTmp.length()) != ((unsigned int)(szTmp.length())))
 			return false;
 		return true;
@@ -326,14 +336,16 @@ namespace KviFileUtils
 	bool readLine(QFile * pFile, QString & szBuffer, bool bUtf8)
 	{
 		QTextStream stream(pFile);
-		// By default, QTextCodec::codecForLocale() is used, and automatic unicode detection is enabled.
-		if(bUtf8)
-			stream.setCodec(QTextCodec::codecForMib(106));
+#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
 		/*
 		* Name: UTF-8
 		* MIBenum: 106
 		* from: http://www.iana.org/assignments/character-sets
 		*/
+    	stream.setCodec(bUtf8 ? QTextCodec::codecForMib(106) : QTextCodec::codecForLocale());
+#else
+		stream.setEncoding(bUtf8 ? QStringConverter::Utf8 : QStringConverter::Latin1);
+#endif
 		szBuffer = stream.readLine();
 		return !szBuffer.isNull();
 	}
@@ -341,9 +353,12 @@ namespace KviFileUtils
 	bool readLines(QFile * pFile, QStringList & buffer, int iStartLine, int iCount, bool bUtf8)
 	{
 		QTextStream stream(pFile);
+#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
 		//please read comments in the readLine(...) method
-		if(bUtf8)
-			stream.setCodec(QTextCodec::codecForMib(106));
+    	stream.setCodec(bUtf8 ? QTextCodec::codecForMib(106) : QTextCodec::codecForLocale());
+#else
+		stream.setEncoding(bUtf8 ? QStringConverter::Utf8 : QStringConverter::Latin1);
+#endif
 
 		for(int i = 0; i < iStartLine; i++)
 			stream.readLine();