//==============================================================================
//	
//	Copyright (c) 2002-
//	Authors:
//	* Andrew Hinton <ug60axh@cs.bham.ac.uk> (University of Birmingham)
//	
//------------------------------------------------------------------------------
//	
//	This file is part of PRISM.
//	
//	PRISM 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.
//	
//	PRISM 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 PRISM; if not, write to the Free Software Foundation,
//	Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//	
//==============================================================================

package settings;

public interface SettingOwner extends Comparable
{
    /**
     *  One for each type of owner
     */
    public int getSettingOwnerID();
    
    /** One for each owner
     *  This will be displayed when only
     *  this owner is being displayed.
     */
    public String getSettingOwnerName();
    
    /** ONe for each type of property collection
     *  When only one owner is being displayed,
     *  we see the result of this method, and then
     *  the result of getDescriptor.
     *  If there is more than one owner being
     *  displayed, we see the number of
     *  owners, then the result of this method
     *  followed by an "s".
     */
    public String getSettingOwnerClassName();
    
    public int getNumSettings();
    
    public Setting getSetting(int index);
    
    /**
     *  Called if a setting has been changed externally to this SettingOwner.
     */
    public void notifySettingChanged(Setting setting);
    
    /**
     *  Return null if no display
     */
    public SettingDisplay getDisplay();
    
    public void setDisplay(SettingDisplay display);
    
}