diff -r bc7b6aa5d67a -r 7030706266df QTfrontend/util/FileEngine.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QTfrontend/util/FileEngine.h	Fri Dec 06 22:20:53 2019 +0100
@@ -0,0 +1,91 @@
+#ifndef _FileEngine_h
+#define _FileEngine_h
+
+#include <private/qabstractfileengine_p.h>
+#include <QDateTime>
+
+#include "physfs.h"
+
+
+
+class FileEngine : public QAbstractFileEngine
+{
+    public:
+        FileEngine(const QString& filename);
+
+        virtual ~FileEngine();
+
+        virtual bool open(QIODevice::OpenMode openMode);
+        virtual bool close();
+        virtual bool flush();
+        virtual qint64 size() const;
+        virtual qint64 pos() const;
+        virtual bool setSize(qint64 size);
+        virtual bool seek(qint64 pos);
+        virtual bool isSequential() const;
+        virtual bool remove();
+        virtual bool mkdir(const QString &dirName, bool createParentDirectories) const;
+        virtual bool rmdir(const QString &dirName, bool recurseParentDirectories) const;
+        virtual bool caseSensitive() const;
+        virtual bool isRelativePath() const;
+        QAbstractFileEngineIterator *beginEntryList(QDir::Filters filters, const QStringList & filterNames);
+        virtual QStringList entryList(QDir::Filters filters, const QStringList &filterNames) const;
+        virtual FileFlags fileFlags(FileFlags type=FileInfoAll) const;
+        virtual QString fileName(FileName file=DefaultName) const;
+        virtual QDateTime fileTime(FileTime time) const;
+        virtual void setFileName(const QString &file);
+        bool atEnd() const;
+
+        virtual qint64 read(char *data, qint64 maxlen);
+        virtual qint64 readLine(char *data, qint64 maxlen);
+        virtual qint64 write(const char *data, qint64 len);
+
+        bool isOpened() const;
+
+        QFile::FileError error() const;
+        QString errorString() const;
+
+        virtual bool supportsExtension(Extension extension) const;
+
+    private:
+        PHYSFS_file *m_handle;
+        qint64 m_size;
+        FileFlags m_flags;
+        QString m_fileName;
+        QDateTime m_date;
+        bool m_bufferSet;
+        bool m_readWrite;
+};
+
+class FileEngineHandler : public QAbstractFileEngineHandler
+{
+    public:
+        FileEngineHandler(char * argv0);
+        ~FileEngineHandler();
+
+        QAbstractFileEngine *create(const QString &filename) const;
+
+        static void mount(const QString & path);
+        static void mount(const QString & path, const QString & mountPoint);
+        static void setWriteDir(const QString & path);
+        static void mountPacks();
+        static QString errorStr();
+
+//    private:
+        static const QString scheme;
+};
+
+class FileEngineIterator : public QAbstractFileEngineIterator
+{
+public:
+        FileEngineIterator(QDir::Filters filters, const QStringList & nameFilters, const QStringList & entries);
+
+        bool hasNext() const;
+        QString next();
+        QString currentFileName() const;
+private:
+        QStringList m_entries;
+        int m_index;
+};
+
+#endif