/* * The ManaPlus Client * Copyright (C) 2004-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * Copyright (C) 2011-2014 The ManaPlus Developers * * This file is part of The ManaPlus 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 GUI_WINDOWS_BUYSELLDIALOG_H #define GUI_WINDOWS_BUYSELLDIALOG_H #include "gui/widgets/window.h" #include "listeners/actionlistener.h" class Button; /** * A dialog to choose between buying or selling at a shop. * * \ingroup Interface */ class BuySellDialog final : public Window, public ActionListener { public: /** * Constructor. The action listener passed will receive "sell", "buy" * or "cancel" events when the respective buttons are pressed. * * @see Window::Window */ explicit BuySellDialog(const int npcId); explicit BuySellDialog(const std::string &nick); A_DELETE_COPY(BuySellDialog) ~BuySellDialog(); void init(); void setVisible(bool visible); /** * Called when receiving actions from the widgets. */ void action(const ActionEvent &event) override final; /** * Returns true if any instances exist. */ static bool isActive() A_WARN_UNUSED { return !dialogInstances.empty(); } /** * Closes all instances. */ static void closeAll(); private: typedef std::list<BuySellDialog*> DialogList; static DialogList dialogInstances; int mNpcId; std::string mNick; Button *mBuyButton; }; #endif // GUI_WINDOWS_BUYSELLDIALOG_H