QTfrontend/util/DataManager.cpp
author unc0rr
Sun, 10 Mar 2013 08:49:40 +0400
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/*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; version 2 of the License
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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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 */
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/**
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 * @file
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 * @brief DataManager class implementation
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 */
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#include <QMap>
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#include <QStringList>
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#include <QStandardItemModel>
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#include <QFileInfo>
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#include "hwconsts.h"
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#include "HWApplication.h"
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#include "sdlkeys.h"
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#include "DataManager.h"
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#include "GameStyleModel.h"
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#include "HatModel.h"
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#include "MapModel.h"
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#include "ThemeModel.h"
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DataManager::DataManager()
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{
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    m_hatModel = NULL;
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    m_staticMapModel = NULL;
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    m_missionMapModel = NULL;
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    m_themeModel = NULL;
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    m_colorsModel = NULL;
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    m_bindsModel = NULL;
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}
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DataManager & DataManager::instance()
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{
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    static DataManager instance;
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    return instance;
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}
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QStringList DataManager::entryList(
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    const QString & subDirectory,
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    QDir::Filters filters,
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    const QStringList & nameFilters
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) const
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{
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    QDir tmpDir(QString("physfs://%1").arg(subDirectory));
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    QStringList result = tmpDir.entryList(nameFilters, filters);
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    // sort case-insensitive
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    QMap<QString, QString> sortedFileNames;
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    foreach ( QString fn, result)
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    {
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        sortedFileNames.insert(fn.toLower(), fn);
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    }
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    result = sortedFileNames.values();
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    return result;
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}
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GameStyleModel * DataManager::gameStyleModel()
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{
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    if (m_gameStyleModel == NULL) {
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        m_gameStyleModel = new GameStyleModel();
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        m_gameStyleModel->loadGameStyles();
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    }
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    return m_gameStyleModel;
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}
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HatModel * DataManager::hatModel()
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{
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    if (m_hatModel == NULL) {
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        m_hatModel = new HatModel();
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        m_hatModel->loadHats();
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    }
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    return m_hatModel;
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}
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MapModel * DataManager::staticMapModel()
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{
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    if (m_staticMapModel == NULL) {
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        m_staticMapModel = new MapModel();
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        m_staticMapModel->loadMaps(MapModel::StaticMap);
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    }
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    return m_staticMapModel;
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}
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MapModel * DataManager::missionMapModel()
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{
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    if (m_missionMapModel == NULL) {
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        m_missionMapModel = new MapModel();
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        m_missionMapModel->loadMaps(MapModel::MissionMap);
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    }
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    return m_missionMapModel;
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}
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ThemeModel * DataManager::themeModel()
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{
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    if (m_themeModel == NULL) {
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        m_themeModel = new ThemeModel();
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        m_themeModel->loadThemes();
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    }
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    return m_themeModel;
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}
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QStandardItemModel * DataManager::colorsModel()
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{
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    if(m_colorsModel == NULL)
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    {
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        m_colorsModel = new QStandardItemModel();
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        int i = 0;
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        while(colors[i])
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        {
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            QStandardItem * item = new QStandardItem();
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            item->setData(QColor(colors[i]));
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            m_colorsModel->appendRow(item);
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            ++i;
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        }
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    }
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    return m_colorsModel;
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}
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QStandardItemModel * DataManager::bindsModel()
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{
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    if(m_bindsModel == NULL)
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    {
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        m_bindsModel = new QStandardItemModel();
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        QStandardItem * firstItem = new QStandardItem();
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        firstItem->setData(tr("Use Default"), Qt::DisplayRole);
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        firstItem->setData("default", Qt::UserRole + 1);
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        m_bindsModel->appendRow(firstItem);
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        for(int j = 0; sdlkeys[j][1][0] != '\0'; j++)
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        {
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            QStandardItem * item = new QStandardItem();
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            item->setData(HWApplication::translate("binds (keys)", sdlkeys[j][1]).contains(": ") ? HWApplication::translate("binds (keys)", sdlkeys[j][1]) : HWApplication::translate("binds (keys)", "Keyboard") + QString(": ") + HWApplication::translate("binds (keys)", sdlkeys[j][1]), Qt::DisplayRole);
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            item->setData(sdlkeys[j][0], Qt::UserRole + 1);
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            m_bindsModel->appendRow(item);
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        }
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    }
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    return m_bindsModel;
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}
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void DataManager::reload()
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{
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    // removed for now (also code was a bit unclean, could lead to segfault if
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    // reload() is called before all members are initialized - because currently
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    // they are initialized in the getter methods rather than the constructor)
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}
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void DataManager::resetColors()
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{
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    for(int i = colorsModel()->rowCount() - 1; i >= 0; --i)
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    {
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        m_colorsModel->item(i)->setData(QColor(colors[i]));
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    }
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}
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bool DataManager::ensureFileExists(const QString &fileName)
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{
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    QFile tmpfile(fileName);
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    if (!tmpfile.exists())
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        return tmpfile.open(QFile::WriteOnly);
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    else
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        return true;
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}