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diff --git a/libk3b/cddb/k3bcddbquery.h b/libk3b/cddb/k3bcddbquery.h
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+/* 
+ *
+ * $Id: k3bcddbquery.h 619556 2007-01-03 17:38:12Z trueg $
+ * Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org>
+ *
+ * This file is part of the K3b project.
+ * Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * See the file "COPYING" for the exact licensing terms.
+ */
+
+
+#ifndef K3BCDDB_QUERY_H
+#define K3BCDDB_QUERY_H
+
+#include <qobject.h>
+#include <qstring.h>
+#include <qtextstream.h>
+
+#include "k3bcddbresult.h"
+
+#include <k3btoc.h>
+#include "k3b_export.h"
+
+
+class LIBK3B_EXPORT K3bCddbQuery : public QObject
+{
+  Q_OBJECT
+
+ public:
+  K3bCddbQuery( QObject* parent = 0, const char* name = 0 );
+  virtual ~K3bCddbQuery();
+
+  void query( const K3bDevice::Toc& );
+
+  /**
+   * Use this if the query returned multiple matches
+   */
+  void queryMatch( const K3bCddbResultHeader& );
+
+  const K3bCddbResultEntry& result() const { return m_result; }
+
+  /**
+   * After emitting the signal inexactMatches one has to choose one
+   * of these entries and query it with queryInexactMatch
+   */
+  const QValueList<K3bCddbResultHeader>& getInexactMatches() const { return m_inexactMatches; }
+
+  static const QStringList& categories();
+
+  enum Error { SUCCESS = 0, 
+	       CANCELED,
+	       NO_ENTRY_FOUND, 
+	       CONNECTION_ERROR,
+	       QUERY_ERROR,
+	       READ_ERROR,
+	       FAILURE, 
+	       WORKING };
+
+  int error() const { return m_error; }
+
+ signals:
+  /**
+   * This gets emitted if a single entry has been found or 
+   * no entry has been found.
+   */
+  void queryFinished( K3bCddbQuery* );
+
+  /**
+   * This gets emitted if multiple entries have been found.
+   * Call queryInexactMatch() after receiving it.
+   */
+  void inexactMatches( K3bCddbQuery* );
+
+  void infoMessage( const QString& );
+
+ protected slots:
+  virtual void doQuery() = 0;
+  virtual void doMatchQuery() = 0;
+
+ protected:
+  const K3bDevice::Toc& toc() const { return m_toc; }
+  K3bCddbResultHeader& header() { return m_header; }
+  K3bCddbResultEntry& result() { return m_result; }
+  void setError( int e ) { m_error = e; }
+
+  bool parseEntry( QTextStream&, K3bCddbResultEntry& );
+  int getCode( const QString& );
+  QString handshakeString() const;
+  QString queryString() const;
+  bool parseMatchHeader( const QString& line, K3bCddbResultHeader& header );
+
+  /**
+   * since I'm not quite sure when the socket will emit connectionClosed
+   * this method makes sure the queryFinished signal
+   * gets emited only once.
+   */
+  void emitQueryFinished();
+
+  QValueList<K3bCddbResultHeader> m_inexactMatches;
+
+ private:
+  K3bDevice::Toc m_toc;
+  K3bCddbResultEntry m_result;
+  K3bCddbResultHeader m_header;
+  int m_error;
+
+  bool m_bQueryFinishedEmited;
+};
+
+#endif