1 files changed, 72 insertions, 0 deletions
diff --git a/src/qdoc/qdoc/src/qdoc/qdocindexfiles.h b/src/qdoc/qdoc/src/qdoc/qdocindexfiles.h
new file mode 100644
index 000000000..6148c6cd2
--- /dev/null
+++ b/src/qdoc/qdoc/src/qdoc/qdocindexfiles.h
@@ -0,0 +1,72 @@
+// Copyright (C) 2021 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#ifndef QDOCINDEXFILES_H
+#define QDOCINDEXFILES_H
+
+#include "node.h"
+#include "tree.h"
+
+QT_BEGIN_NAMESPACE
+
+class Atom;
+class FunctionNode;
+class Generator;
+class QDocDatabase;
+class WebXMLGenerator;
+class QXmlStreamReader;
+class QXmlStreamWriter;
+class QXmlStreamAttributes;
+
+// A callback interface for extending index sections
+class IndexSectionWriter
+{
+public:
+    virtual ~IndexSectionWriter() = default;
+    virtual void append(QXmlStreamWriter &writer, Node *node) = 0;
+};
+
+class QDocIndexFiles
+{
+    friend class QDocDatabase;
+    friend class WebXMLGenerator; // for using generateIndexSections()
+
+private:
+    static QDocIndexFiles *qdocIndexFiles();
+    static void destroyQDocIndexFiles();
+
+    QDocIndexFiles();
+    ~QDocIndexFiles();
+
+    void readIndexes(const QStringList &indexFiles);
+    void readIndexFile(const QString &path);
+    void readIndexSection(QXmlStreamReader &reader, Node *current, const QString &indexUrl);
+    void insertTarget(TargetRec::TargetType type, const QXmlStreamAttributes &attributes,
+                      Node *node);
+    void resolveIndex();
+    int indexForNode(Node *node);
+    bool adoptRelatedNode(Aggregate *adoptiveParent, int index);
+
+    void generateIndex(const QString &fileName, const QString &url, const QString &title,
+                       Generator *g);
+    void generateFunctionSection(QXmlStreamWriter &writer, FunctionNode *fn);
+    void generateFunctionSections(QXmlStreamWriter &writer, Aggregate *aggregate);
+    bool generateIndexSection(QXmlStreamWriter &writer, Node *node,
+                              IndexSectionWriter *post = nullptr);
+    void generateIndexSections(QXmlStreamWriter &writer, Node *node,
+                               IndexSectionWriter *post = nullptr);
+    QString appendAttributesToSignature(const FunctionNode *fn) const noexcept;
+
+private:
+    static QDocIndexFiles *s_qdocIndexFiles;
+    QDocDatabase *m_qdb {};
+    Generator *m_gen {};
+    QString m_project;
+    QList<std::pair<ClassNode *, QString>> m_basesList;
+    NodeList m_relatedNodes;
+    bool m_storeLocationInfo;
+};
+
+QT_END_NAMESPACE
+
+#endif