// This file is part of SECONDO.

// Copyright (C) 2004, University in Hagen, Department of Computer Science, 
// Database Systems for New Applications.

// SECONDO 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.

// SECONDO 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 SECONDO; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


package viewer.hoese;


/** An interface for displaying external information, e.g. big texts.
  */
public interface ExternDisplay{

/** Displays the big textual information in a extra frame.
 */
void displayExtern();

/** Returns true, if the extra frame is displayed. **/ 
boolean isExternDisplayed();

}