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/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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
* any later version.
*
* The Mana World 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 The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#ifndef _TMW_SELECTIONLISTENER_H__
#define _TMW_SELECTIONLISTENER_H__
#include <guichan/widget.hpp>
/**
* An event that characterizes a change in the current selection.
*
* \ingroup GUI
*/
class SelectionEvent
{
public:
/**
* Constructor.
*/
SelectionEvent(gcn::Widget *source):
mSource(source)
{
}
/**
* The widget from which the event originated.
*/
gcn::Widget* getSource() const
{
return mSource;
}
private:
gcn::Widget *mSource;
};
/**
* The listener that's notified when a selection value changes.
*
* \ingroup GUI
*/
class SelectionListener
{
public:
/**
* Virtual destructor.
*/
virtual ~SelectionListener() {}
/**
* Called whenever the value of the selection changes.
*/
virtual void selectionChanged(const SelectionEvent &event) = 0;
};
typedef std::list<SelectionListener*> SelectionListeners;
#endif
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