Subversion Repositories tpanel

/*

 * Copyright (C) 2020, 2021 by Andreas Theofilu <andreas@theosys.at>

 *

 * 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 3 of the License, or

 * (at your option) 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, write to the Free Software Foundation,

 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA

 */

#include "ticons.h"

#include "terror.h"

#include "texpat++.h"

#include "tconfig.h"

#if __cplusplus < 201402L

#   error "This module requires at least C++14 standard!"

#else

#   if __cplusplus < 201703L

#       include <experimental/filesystem>

namespace fs = std::experimental::filesystem;

#       warning "Support for C++14 and experimental filesystem will be removed in a future version!"

#   else

#       include <filesystem>

#       ifdef __ANDROID__

namespace fs = std::__fs::filesystem;

#       else

namespace fs = std::filesystem;

#       endif

#   endif

#endif

using std::string;

using std::vector;

using std::map;

using std::pair;

using namespace Expat;

TIcons::TIcons()

{

    DECL_TRACER("TIcons::TIcons()");

    initialize();

}

TIcons::~TIcons()

{

    DECL_TRACER("TIcons::~TIcons()");

}

void TIcons::initialize()

{

    DECL_TRACER("TIcons::initialize()");

    if (mIcons.size() > 0)

        mIcons.clear();

    string projectPath = TConfig::getProjectPath();

    if (!fs::exists(projectPath + "/prj.xma"))

        projectPath += "/__system";

    string path = makeFileName(projectPath, "icon.xma");

    if (!isValidFile())

    {

        MSG_ERROR("File " << path << " doesn't exist or is not readable!");

        TError::setError();

        return;

    }

    TExpat xml(path);

    xml.setEncoding(ENC_CP1250);

    if (!xml.parse())

        return;

    int depth = 0;

    size_t index = 0;

    if ((index = xml.getElementIndex("iconList", &depth)) == TExpat::npos)

    {

        MSG_DEBUG("File does not contain the element \"iconList\"!");

        TError::setError();

        return;

    }

    depth++;

    string name, content;

    vector<ATTRIBUTE_t> attrs;

    while ((index = xml.getNextElementFromIndex(index, &name, &content, &attrs)) != TExpat::npos)

    {

        if (name.compare("maxIcons") == 0)

            mEntries = xml.convertElementToInt(content);

        else if (name.compare("icon") == 0)

        {

            int number = xml.getAttributeInt("number", attrs);

            index = xml.getNextElementFromIndex(index, &name, &content, nullptr);

            if (index != TExpat::npos)

            {

                if (name.compare("file") == 0)

                {

                    string file = content;

                    if (number > 0 && !file.empty())

                        mIcons.insert(pair<int, string>(number, file));

                }

            }

            index++;

        }

    }

}

string TIcons::getFile(int number)

{

    DECL_TRACER("TIcons::getFile(int number)");

    if (mIcons.size() == 0)

    {

        MSG_WARNING("No icons in cache!");

        return string();

    }

    map<int, string>::iterator iter = mIcons.find(number);

    if (iter == mIcons.end())

        return string();

    return iter->second;

}

int TIcons::getNumber(const string& file)

{

    DECL_TRACER("TIcons::getNumber(const string& file)");

    if (mIcons.size() == 0)

    {

        MSG_WARNING("No icons in cache!");

        return -1;

    }

    map<int, string>::iterator iter;

    for (iter = mIcons.begin(); iter != mIcons.end(); ++iter)

    {

        if (iter->second.compare(file) == 0)

            return iter->first;

    }

    return -1;

}