941b8aeeba
file is out of synch (due to a bug in 0.7.2 an empty file would be written if internet is disabled or not working, resulting in information about installed addons being lost), the installed addons are now marked as being installed again (bug #455). git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@9976 178a84e3-b1eb-0310-8ba1-8eac791a3b58
91 lines
3.8 KiB
C++
91 lines
3.8 KiB
C++
// SuperTuxKart - a fun racing game with go-kart
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// Copyright (C) 2010 Lucas Baudin, Joerg Henrichs
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 3
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#ifndef HEADER_ADDONS_MANAGER_HPP
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#define HEADER_ADDONS_MANAGER_HPP
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#include <string>
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#include <map>
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#include <vector>
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#include "addons/addon.hpp"
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#include "io/xml_node.hpp"
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#include "utils/synchronised.hpp"
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class AddonsManager
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{
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private:
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/** The list of all addons - installed or uninstalled. The list is
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* combined from the addons_installed.xml file first, then information
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* from the downloaded list of items is merged/added to that. */
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Synchronised<std::vector<Addon> > m_addons_list;
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/** Full filename of the addons_installed.xml file. */
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std::string m_file_installed;
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std::string m_type;
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int m_download_state;
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/** List of loaded icons. */
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std::vector<std::string> m_icon_list;
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/** Which state the addons manager is:
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* INIT: Waiting to download the list of addons.
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* READY: List is downloaded, manager is ready.
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* ERROR: Error downloading the list, no addons available. */
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enum STATE_TYPE {STATE_INIT, STATE_READY, STATE_ERROR};
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// Synchronise the state between threads (e.g. GUI and update thread)
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Synchronised<STATE_TYPE> m_state;
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void saveInstalled(const std::string &type="");
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void loadInstalledAddons();
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void downloadIcons();
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public:
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AddonsManager();
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~AddonsManager();
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void initOnline(const XMLNode *xml);
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void checkInstalledAddons();
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const Addon* getAddon(const std::string &id) const;
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int getAddonIndex(const std::string &id) const;
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bool install(const Addon &addon);
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bool uninstall(const Addon &addon);
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void reInit();
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// ------------------------------------------------------------------------
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/** Returns true if the list of online addons has been downloaded. This is
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* used to grey out the 'addons' entry till a network connections could be
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* established. */
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bool onlineReady() const {return m_state.getAtomic()==STATE_READY; }
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// ------------------------------------------------------------------------
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bool wasError() const { return m_state.getAtomic()==STATE_ERROR;}
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// ------------------------------------------------------------------------
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bool isLoading() const { return m_state.getAtomic()==STATE_INIT; }
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// ------------------------------------------------------------------------
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/** Marks addon as not being available. */
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void setErrorState() { m_state.setAtomic(STATE_ERROR); }
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// ------------------------------------------------------------------------
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/** Returns the list of addons (installed and uninstalled). */
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unsigned int getNumAddons() const { return m_addons_list.getData().size();}
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// ------------------------------------------------------------------------
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/** Returns the i-th addons. */
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const Addon& getAddon(unsigned int i) { return m_addons_list.getData()[i];}
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}; // class AddonsManager
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extern AddonsManager *addons_manager;
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#endif
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