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diff --git a/applications/rview/rviewApp.hh b/applications/rview/rviewApp.hh
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+/*
+* This file is part of rasdaman community.
+*
+* Rasdaman community 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 3 of the License, or
+* (at your option) any later version.
+*
+* Rasdaman community is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with rasdaman community.  If not, see <http://www.gnu.org/licenses/>.
+*
+* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
+rasdaman GmbH.
+*
+* For more information please see <http://www.rasdaman.org>
+* or contact Peter Baumann via <baumann@rasdaman.com>.
+/
+
+/**
+ *  PURPOSE:
+ *
+ *  RasDaMan + wxWindows application class used as base of rView etc.
+ *  The main application includes the database object which has to be accessed
+ *  through rmanClientApp-member functions.
+ *
+ *  COMMENTS:
+ * 		none
+ */
+
+
+
+#ifndef _RVIEW_APP_H_
+#define _RVIEW_APP_H_
+
+
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+
+
+
+
+// RasDaMan includes
+#include "rasodmg/ref.hh"
+#include "rasodmg/marray.hh"
+
+
+
+#include "rviewUtils.hh"
+#include "rviewDb.hh"
+#include "rviewDModes.hh"
+
+
+
+
+/*
+ *  A generic RasDaMan client app using wxWindows.
+ */
+class rmanClientApp : public wxApp
+{
+  public:
+
+  rmanClientApp(const char *homevar, const char *prefsname, const char *labelname);
+  virtual ~rmanClientApp(void);
+
+  int  OpenServer(const char *srvname, int srvport, const char *dbname,
+		  const char *usrname, const char *usrpassword);
+  int  CloseServer(void);
+  bool ReadDBState(void);
+  int  LookupCollection(void);
+  int  LookupScaledCollection(void);
+  int  LookupScaledCollection(const char *name, double scale);
+  int  LookupOrthosection(void);
+  int  LookupOrthosection(const char *name, const double *loid);
+  int  CreateCollection(void);
+  int  DeleteCollection(void);
+  rviewFrame *OpenFile(unsigned int flags=0, r_Ref<r_GMarray> *newMddObj=NULL, bool resultwin=FALSE);
+  virtual void Shutdown(void);
+  int insertMDD(r_Ref<r_GMarray> srcMdd, char *collName=NULL, r_Minterval *domain=NULL);
+  int executeQuery(char *query, r_Ref<r_GMarray> *updateMdd=NULL);
+  collection_desc *executeQuerySync(char *query, r_Ref<r_GMarray> *updateMdd=NULL, bool showProgress=TRUE);
+  int getMinterval(r_Minterval &dom, const char *collname, const double *loid=NULL);
+
+  int  SavePreferences(void) const;
+  bool findPreferencesOnPath(char *path);
+
+  // use this call to contact the application instance
+  static rmanClientApp *theApp(void);
+
+
+  protected:
+
+  rviewDatabase database;
+  char prefsFile[STRINGSIZE];
+  char prefsSaveFile[STRINGSIZE];
+  char prefsFileLeafname[STRINGSIZE];
+  char homeDir[STRINGSIZE];
+
+
+  private:
+
+  static rmanClientApp *theclientapp;
+  static const char *vffFileName;
+};
+
+#endif