1 files changed, 81 insertions, 0 deletions
diff --git a/sources/shiboken6/ApiExtractor/customconversion.h b/sources/shiboken6/ApiExtractor/customconversion.h
new file mode 100644
index 000000000..fd0a67759
--- /dev/null
+++ b/sources/shiboken6/ApiExtractor/customconversion.h
@@ -0,0 +1,81 @@
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#ifndef CUSTOMCONVERSION_H
+#define CUSTOMCONVERSION_H
+
+#include "customconversion_typedefs.h"
+#include "typesystem_typedefs.h"
+
+#include <QtCore/QList>
+#include <QtCore/QString>
+
+QT_FORWARD_DECLARE_CLASS(QDebug)
+
+class TypeEntry;
+
+class TargetToNativeConversion
+{
+public:
+    explicit TargetToNativeConversion(const QString &sourceTypeName,
+                                      const QString &sourceTypeCheck,
+                                      const QString &conversion = {});
+
+    TypeEntryCPtr sourceType() const;
+    void setSourceType(const TypeEntryCPtr &sourceType);
+    bool isCustomType() const;
+    QString sourceTypeName() const;
+    QString sourceTypeCheck() const;
+    QString conversion() const;
+    void setConversion(const QString &conversion);
+
+    void formatDebug(QDebug &d) const;
+
+private:
+    TypeEntryCPtr m_sourceType;
+    QString m_sourceTypeName;
+    QString m_sourceTypeCheck;
+    QString m_conversion;
+};
+
+using TargetToNativeConversions = QList<TargetToNativeConversion>;
+
+class CustomConversion
+{
+public:
+    explicit CustomConversion(const TypeEntryCPtr &ownerType);
+
+    TypeEntryCPtr ownerType() const;
+    QString nativeToTargetConversion() const;
+    void setNativeToTargetConversion(const QString &nativeToTargetConversion);
+
+    /// Returns true if the target to C++ custom conversions should
+    /// replace the original existing ones, and false if the custom
+    /// conversions should be added to the original.
+    bool replaceOriginalTargetToNativeConversions() const;
+    void setReplaceOriginalTargetToNativeConversions(bool r);
+
+    bool hasTargetToNativeConversions() const;
+    TargetToNativeConversions &targetToNativeConversions();
+    const TargetToNativeConversions &targetToNativeConversions() const;
+    void addTargetToNativeConversion(const QString &sourceTypeName,
+                                     const QString &sourceTypeCheck,
+                                     const QString &conversion = QString());
+
+    /// Return the custom conversion of a type; helper for type system parser
+    static CustomConversionPtr getCustomConversion(const TypeEntryCPtr &type);
+
+    void formatDebug(QDebug &debug) const;
+
+private:
+    TypeEntryCPtr m_ownerType;
+    QString m_nativeToTargetConversion;
+    TargetToNativeConversions m_targetToNativeConversions;
+    bool m_replaceOriginalTargetToNativeConversions = false;
+};
+
+QDebug operator<<(QDebug debug, const TargetToNativeConversion &t);
+QDebug operator<<(QDebug debug, const CustomConversion &c);
+QDebug operator<<(QDebug debug, const CustomConversionPtr &cptr);
+
+#endif // CUSTOMCONVERSION_H