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/*
* The Mana Client
* Copyright (C) 2004-2010 The Mana World Development Team
*
* This file is part of The Mana Client.
*
* 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
* any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef BUYSELL_H
#define BUYSELL_H
#include "gui/widgets/window.h"
#include <guichan/actionlistener.hpp>
/**
* A dialog to choose between buying or selling at a shop.
*
* \ingroup Interface
*/
class BuySellDialog : public Window, public gcn::ActionListener
{
public:
/**
* Constructor. The action listener passed will receive "sell", "buy"
* or "cancel" events when the respective buttons are pressed.
*
* @see Window::Window
*/
BuySellDialog(int npcId);
~BuySellDialog();
void setVisible(bool visible);
/**
* Called when receiving actions from the widgets.
*/
void action(const gcn::ActionEvent &event);
/**
* Returns true if any instances exist.
*/
static bool isActive() { return instances.size() > 0; }
/**
* Closes all instances.
*/
static void closeAll();
private:
typedef std::list<BuySellDialog*> DialogList;
static DialogList instances;
int mNpcId;
gcn::Button *mBuyButton;
};
#endif
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