valentina/src/libs/vmisc/vcommonsettings.cpp

/************************************************************************
 **
 **  @file   vcommonsettings.cpp
 **  @author Roman Telezhynskyi <dismine(at)gmail.com>
 **  @date   15 7, 2015
 **
 **  @brief
 **  @copyright
 **  This source code is part of the Valentina project, a pattern making
 **  program, whose allow create and modeling patterns of clothing.
 **  Copyright (C) 2015 Valentina project
 **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
 **
 **  Valentina 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.
 **
 **  Valentina 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 Valentina.  If not, see <http://www.gnu.org/licenses/>.
 **
 *************************************************************************/

#include "vcommonsettings.h"

#include <QApplication>
#include <QDate>
#include <QDir>
#include <QLocale>
#include <QMessageLogger>
#include <QStaticStringData>
#include <QStringData>
#include <QStringDataPtr>
#include <QVariant>
#include <QtDebug>
#include <QTextCodec>
#include <QFont>
#include <QGlobalStatic>

#include "../vmisc/def.h"
#include "../vmisc/vmath.h"
#include "../vpatterndb/pmsystems.h"

namespace
{
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPathsIndividualMeasurements, (QLatin1String("paths/individual_measurements")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPathsMultisizeMeasurements, (QLatin1String("paths/standard_measurements")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPathsPattern, (QLatin1String("paths/pattern")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPathsTemplates, (QLatin1String("paths/templates")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPathsLabelTemplate, (QLatin1String("paths/labels")))

Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationOsSeparator, (QLatin1String("configuration/osSeparator")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationAutosaveState, (QLatin1String("configuration/autosave/state")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationAutosaveTime , (QLatin1String("configuration/autosave/time")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationLocale, (QLatin1String("configuration/locale")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPMSystemCode, (QLatin1String("configuration/pmscode")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationUnit, (QLatin1String("configuration/unit")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationConfirmItemDeletion, (QLatin1String("configuration/confirm_item_deletion")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationConfirmFormatRewriting, (QLatin1String("configuration/confirm_format_rewriting")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationToolBarStyle, (QLatin1String("configuration/tool_bar_style")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationFreeCurveMode, (QLatin1String("configuration/freeCurveMode")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationDoubleClickZoomFitBestCurrentPP, (QLatin1String("configuration/doubleClickZoomFitBestCurrentPP")))

Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternUndo, (QLatin1String("pattern/undo")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternForbidFlipping, (QLatin1String("pattern/forbidFlipping")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternForceFlipping, (QLatin1String("pattern/forceFlipping")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternHideMainPath, (QLatin1String("pattern/hideMainPath")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingDoublePassmark, (QLatin1String("pattern/doublePassmark")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternDefaultSeamAllowance, (QLatin1String("pattern/defaultSeamAllowance")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternLabelFont, (QLatin1String("pattern/labelFont")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternLineWidth, (QLatin1String("pattern/lineWidth")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternCurveApproximationScale, (QLatin1String("pattern/curveApproximationScale")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternShowCurveDetails, (QLatin1String("pattern/showCurveDetails")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternPieceShowMainPath, (QLatin1String("pattern/pieceShowMainPath")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternLabelFontSize, (QLatin1String("pattern/labelFontSize")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPatternHideLabels, (QLatin1String("pattern/hideLabels")))

Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingGeneralRecentFileList, (QLatin1String("recentFileList")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingGeneralRestoreFileList, (QLatin1String("restoreFileList")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingGeneralGeometry, (QLatin1String("geometry")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingGeneralWindowState, (QLatin1String("windowState")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingGeneralToolbarsState, (QLatin1String("toolbarsState")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingConfigurationDarkMode, (QLatin1String("configuration/dark_mode")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingPreferenceDialogSize, (QLatin1String("preferenceDialogSize")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingToolSeamAllowanceDialogSize, (QLatin1String("toolSeamAllowanceDialogSize")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingIncrementsDialogSize, (QLatin1String("toolIncrementsDialogSize")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingFormulaWizardDialogSize, (QLatin1String("formulaWizardDialogSize")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingFinalMeasurementsDialogSize, (QLatin1String("finalMeasurementsDialogSize")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingLatestSkippedVersion, (QLatin1String("lastestSkippedVersion")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingDateOfLastRemind, (QLatin1String("dateOfLastRemind")))

Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingCSVWithHeader, (QLatin1String("csv/withHeader")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingCSVCodec, (QLatin1String("csv/withCodec")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingCSVSeparator, (QLatin1String("csv/withSeparator")))

Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingLabelDateFormat, (QLatin1String("label/dateFormat")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingLabelUserDateFormats, (QLatin1String("label/userDateFormats")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingLabelTimeFormat, (QLatin1String("label/timeFormat")))
Q_GLOBAL_STATIC_WITH_ARGS(const QString, settingLabelUserTimeFormats, (QLatin1String("label/userTimeFormats")))

// Reading settings file is very expensive, cache curve approximation to speed up getting value
qreal curveApproximationCached = -1;
Q_GLOBAL_STATIC(QString, localeCached)
qreal lineWidthCached = 0;
int labelFontSizeCached = 0;
int pieceShowMainPath = -1;

//---------------------------------------------------------------------------------------------------------------------
QStringList ClearFormats(const QStringList &predefinedFormats, QStringList formats)
{
    for (auto &f : predefinedFormats)
    {
        formats.removeAll(f);
    }
    return formats;
}
}

Q_GLOBAL_STATIC_WITH_ARGS(const QString, commonIniFilename, (QLatin1String("common")))

#if !defined(Q_OS_WIN)
const QString VCommonSettings::unixStandardSharePath = QStringLiteral("/usr/share/valentina");
#endif

namespace
{
//---------------------------------------------------------------------------------------------------------------------
void SymlinkCopyDirRecursive(const QString &fromDir, const QString &toDir, bool replaceOnConflit)
{
    QDir dir;
    dir.setPath(fromDir);

    const QStringList list = dir.entryList(QDir::Files);
    for (const QString &copyFile : list)
    {
        const QString from = fromDir + QDir::separator() + copyFile;
        QString to = toDir + QDir::separator() + copyFile;

#ifdef Q_OS_WIN
        {
            // To fix issue #702 check each not symlink if it is actually broken symlink.
            // Also trying to mimic Unix symlink. If a file eaxists do not create a symlink and remove it if exists.
            QFile fileTo(to);
            if (fileTo.exists())
            {
                if (not fileTo.rename(to + QLatin1String(".lnk")))
                {
                    QFile::remove(to + QLatin1String(".lnk"));
                    fileTo.rename(to + QLatin1String(".lnk"));
                }

                QFileInfo info(to + QLatin1String(".lnk"));
                if (info.symLinkTarget().isEmpty())
                {
                    fileTo.copy(to);
                    fileTo.remove();
                    continue; // The file already exists, skip creating shortcut
                }
            }
        }

        to = to + QLatin1String(".lnk");
#endif

        QFileInfo fileTo(to);
        if (not fileTo.isSymLink() && fileTo.exists())
        {
            if (replaceOnConflit)
            {
                QFile::remove(to);
            }
            else
            {
                continue;
            }
        }
        else if (fileTo.isSymLink())
        {
            if (not fileTo.exists())
            { // automatically fix broken symlink
                QFile::remove(to);
            }
            else if (replaceOnConflit)
            {
                QFile::remove(to);
            }
            else
            {
                continue;
            }
        }

        QFile::link(from, to);
    }

    const QStringList dirList = dir.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
    for (const QString &copyDir : dirList)
    {
        const QString from = fromDir + QDir::separator() + copyDir;
        const QString to = toDir + QDir::separator() + copyDir;

        if (dir.mkpath(to) == false)
        {
            return;
        }

        SymlinkCopyDirRecursive(from, to, replaceOnConflit);
    }
}

//---------------------------------------------------------------------------------------------------------------------
QString PrepareStandardFiles(const QString &currentPath, const QString &standardPath, const QString &defPath)
{
    QDir standardPathDir(standardPath);
    QDir currentPathDir(currentPath);
    if ((currentPath == defPath || not currentPathDir.exists()) && standardPathDir.exists())
    {
        const QDir localdata (defPath);
        if (localdata.mkpath(QChar('.')))
        {
            SymlinkCopyDirRecursive(standardPath, defPath, false);
        }
        return defPath;
    }
    return currentPath;
}
}

//---------------------------------------------------------------------------------------------------------------------
VCommonSettings::VCommonSettings(Format format, Scope scope, const QString &organization,
                            const QString &application, QObject *parent)
    :QSettings(format, scope, organization, application, parent)
{}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::SharePath(const QString &shareItem)
{
#ifdef Q_OS_WIN
    return QCoreApplication::applicationDirPath() + shareItem;
#elif defined(Q_OS_MAC)
    QDir dirBundle(QCoreApplication::applicationDirPath() + QStringLiteral("/../Resources") + shareItem);
    if (dirBundle.exists())
    {
        return dirBundle.absolutePath();
    }
    else
    {
        QDir appDir = QDir(qApp->applicationDirPath());
        appDir.cdUp();
        appDir.cdUp();
        appDir.cdUp();
        QDir dir(appDir.absolutePath() + shareItem);
        if (dir.exists())
        {
            return dir.absolutePath();
        }
        else
        {
            return VCommonSettings::unixStandardSharePath + shareItem;
        }
    }
#else // Unix
#ifdef QT_DEBUG
    return QCoreApplication::applicationDirPath() + shareItem;
#else
    QDir dir(QCoreApplication::applicationDirPath() + shareItem);
    if (dir.exists())
    {
        return dir.absolutePath();
    }
    else
    {
        return VCommonSettings::unixStandardSharePath + shareItem;
    }
#endif
#endif
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::MultisizeTablesPath()
{
    return SharePath(QStringLiteral("/tables/multisize"));
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::StandardTemplatesPath()
{
    return SharePath(QStringLiteral("/tables/templates"));
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::LabelTemplatesPath()
{
    return SharePath(QStringLiteral("/labels"));
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::PrepareStandardTemplates(const QString & currentPath)
{
    return PrepareStandardFiles(currentPath, StandardTemplatesPath(), GetDefPathTemplate());
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::PrepareMultisizeTables(const QString &currentPath)
{
    return PrepareStandardFiles(currentPath, MultisizeTablesPath(), GetDefPathMultisizeMeasurements());
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::PrepareLabelTemplates(const QString &currentPath)
{
    return PrepareStandardFiles(currentPath, LabelTemplatesPath(), GetDefPathLabelTemplate());
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetDefPathIndividualMeasurements()
{
    return QDir::homePath() + QLatin1String("/valentina/") + tr("measurements") + QLatin1String("/") + tr("individual");
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetPathIndividualMeasurements() const
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    return settings.value(*settingPathsIndividualMeasurements, GetDefPathIndividualMeasurements()).toString();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetPathIndividualMeasurements(const QString &value)
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    settings.setValue(*settingPathsIndividualMeasurements, value);
    settings.sync();
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetDefPathMultisizeMeasurements()
{
    return QDir::homePath() + QLatin1String("/valentina/") + tr("measurements") + QLatin1String("/") + tr("multisize");
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetPathMultisizeMeasurements() const
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    return settings.value(*settingPathsMultisizeMeasurements, GetDefPathMultisizeMeasurements()).toString();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetPathMultisizeMeasurements(const QString &value)
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    settings.setValue(*settingPathsMultisizeMeasurements, value);
    settings.sync();
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetDefPathPattern()
{
    return QDir::homePath() + QLatin1String("/valentina/") + tr("patterns");
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetPathPattern() const
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    return settings.value(*settingPathsPattern, GetDefPathPattern()).toString();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetPathPattern(const QString &value)
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    settings.setValue(*settingPathsPattern, value);
    settings.sync();
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetDefPathTemplate()
{
    return QDir::homePath() + QLatin1String("/valentina/") + tr("templates");
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetPathTemplate() const
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    return settings.value(*settingPathsTemplates, GetDefPathTemplate()).toString();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetPathTemplate(const QString &value)
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    settings.setValue(*settingPathsTemplates, value);
    settings.sync();
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetDefPathLabelTemplate()
{
    return QDir::homePath() + QLatin1String("/valentina/") + tr("label templates");
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetPathLabelTemplate() const
{
    return value(*settingPathsLabelTemplate, GetDefPathLabelTemplate()).toString();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetPathLabelTemplate(const QString &value)
{
    setValue(*settingPathsLabelTemplate, value);
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetOsSeparator() const
{
    return value(*settingConfigurationOsSeparator, 1).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetOsSeparator(const bool &value)
{
    setValue(*settingConfigurationOsSeparator, value);
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetAutosaveState() const
{
    return value(*settingConfigurationAutosaveState, 1).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetAutosaveState(const bool &value)
{
    setValue(*settingConfigurationAutosaveState, value);
}

//---------------------------------------------------------------------------------------------------------------------
int VCommonSettings::GetAutosaveTime() const
{
    bool ok = false;
    int val = value(*settingConfigurationAutosaveTime, 1).toInt(&ok);
    if (ok == false)
    {
        qDebug()<<"Could not convert value"<<value(*settingConfigurationAutosaveTime, 1)
               <<"to int. Return default value for autosave time"<<1<<"minutes.";
        val = 1;
    }
    return val;
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetAutosaveTime(const int &value)
{
    setValue(*settingConfigurationAutosaveTime, value);
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetLocale() const
{
    if (localeCached->isEmpty())
    {
        *localeCached = value(*settingConfigurationLocale, QLocale().name()).toString();
    }
    return *localeCached;
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetLocale(const QString &value)
{
    setValue(*settingConfigurationLocale, value);
    *localeCached = value;
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetPMSystemCode() const
{
    return value(*settingPMSystemCode, "p998").toString();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetPMSystemCode(const QString &value)
{
    setValue(*settingPMSystemCode, value);
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetUnit() const
{
    return value(*settingConfigurationUnit,
                 QLocale().measurementSystem() == QLocale::MetricSystem ? unitCM : unitINCH).toString();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetUnit(const QString &value)
{
    setValue(*settingConfigurationUnit, value);
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetConfirmItemDelete() const
{
    return value(*settingConfigurationConfirmItemDeletion, 1).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetConfirmItemDelete(const bool &value)
{
    setValue(*settingConfigurationConfirmItemDeletion, value);
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetConfirmFormatRewriting() const
{
    return value(*settingConfigurationConfirmFormatRewriting, 1).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetConfirmFormatRewriting(const bool &value)
{
    setValue(*settingConfigurationConfirmFormatRewriting, value);
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetToolBarStyle() const
{
    return value(*settingConfigurationToolBarStyle, 1).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetToolBarStyle(const bool &value)
{
    setValue(*settingConfigurationToolBarStyle, value);
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetDarkMode() const
{
    return value(*settingConfigurationDarkMode, 0).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetDarkMode(const bool &value)
{
    setValue(*settingConfigurationDarkMode, value);
}


//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::IsFreeCurveMode() const
{
    return value(*settingConfigurationFreeCurveMode, 1).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetFreeCurveMode(bool value)
{
    setValue(*settingConfigurationFreeCurveMode, value);
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::IsDoubleClickZoomFitBestCurrentPP() const
{
    return value(*settingConfigurationDoubleClickZoomFitBestCurrentPP, 1).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetDoubleClickZoomFitBestCurrentPP(bool value)
{
    setValue(*settingConfigurationDoubleClickZoomFitBestCurrentPP, value);
}

//---------------------------------------------------------------------------------------------------------------------
int VCommonSettings::GetUndoCount() const
{
    bool ok = false;
    int val = value(*settingPatternUndo, 0).toInt(&ok);
    if (ok == false)
    {
        qDebug()<<"Could not convert value"<<value(*settingPatternUndo, 0)
               <<"to int. Return default value for undo counts 0 (no limit).";
        val = 0;
    }
    return val;
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetUndoCount(const int &value)
{
    setValue(*settingPatternUndo, value);
}

//---------------------------------------------------------------------------------------------------------------------
QStringList VCommonSettings::GetRecentFileList() const
{
    const QStringList files = value(*settingGeneralRecentFileList).toStringList();
    QStringList cleared;

    for (auto &f : files)
    {
        if (QFileInfo::exists(f))
        {
            cleared.append(f);
        }
    }

    return cleared;
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetRecentFileList(const QStringList &value)
{
    setValue(*settingGeneralRecentFileList, value);
}

//---------------------------------------------------------------------------------------------------------------------
QStringList VCommonSettings::GetRestoreFileList() const
{
    return value(*settingGeneralRestoreFileList).toStringList();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetRestoreFileList(const QStringList &value)
{
    setValue(*settingGeneralRestoreFileList, value);
}

//---------------------------------------------------------------------------------------------------------------------
QByteArray VCommonSettings::GetGeometry() const
{
    return value(*settingGeneralGeometry).toByteArray();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetGeometry(const QByteArray &value)
{
    setValue(*settingGeneralGeometry, value);
}

//---------------------------------------------------------------------------------------------------------------------
QByteArray VCommonSettings::GetWindowState() const
{
    return value(*settingGeneralWindowState).toByteArray();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetWindowState(const QByteArray &value)
{
    setValue(*settingGeneralWindowState, value);
}

//---------------------------------------------------------------------------------------------------------------------
QByteArray VCommonSettings::GetToolbarsState() const
{
    return value(*settingGeneralToolbarsState).toByteArray();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetToolbarsState(const QByteArray &value)
{
    setValue(*settingGeneralToolbarsState, value);
}

//---------------------------------------------------------------------------------------------------------------------
QSize VCommonSettings::GetPreferenceDialogSize() const
{
    return value(*settingPreferenceDialogSize, QSize(0, 0)).toSize();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetPreferenceDialogSize(const QSize& sz)
{
    setValue(*settingPreferenceDialogSize, sz);
}

//---------------------------------------------------------------------------------------------------------------------
QSize VCommonSettings::GetToolSeamAllowanceDialogSize() const
{
    return value(*settingToolSeamAllowanceDialogSize, QSize(0, 0)).toSize();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetToolSeamAllowanceDialogSize(const QSize &sz)
{
    setValue(*settingToolSeamAllowanceDialogSize, sz);
}

//---------------------------------------------------------------------------------------------------------------------
QSize VCommonSettings::GetFormulaWizardDialogSize() const
{
    return value(*settingFormulaWizardDialogSize, QSize(0, 0)).toSize();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetFormulaWizardDialogSize(const QSize &sz)
{
    setValue(*settingFormulaWizardDialogSize, sz);
}

//---------------------------------------------------------------------------------------------------------------------
QSize VCommonSettings::GetIncrementsDialogSize() const
{
    return value(*settingIncrementsDialogSize, QSize(0, 0)).toSize();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetIncrementsDialogSize(const QSize &sz)
{
    setValue(*settingIncrementsDialogSize, sz);
}

//---------------------------------------------------------------------------------------------------------------------
QSize VCommonSettings::GetFinalMeasurementsDialogSize() const
{
    return value(*settingFinalMeasurementsDialogSize, QSize(0, 0)).toSize();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetFinalMeasurementsDialogSize(const QSize &sz)
{
    setValue(*settingFinalMeasurementsDialogSize, sz);
}

//---------------------------------------------------------------------------------------------------------------------
int VCommonSettings::GetLatestSkippedVersion() const
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    return settings.value(*settingLatestSkippedVersion, 0x0).toInt();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetLatestSkippedVersion(int value)
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    settings.setValue(*settingLatestSkippedVersion, value);
    settings.sync();
}

//---------------------------------------------------------------------------------------------------------------------
QDate VCommonSettings::GetDateOfLastRemind() const
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    return settings.value(*settingDateOfLastRemind, QDate(1900, 1, 1)).toDate();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetDateOfLastRemind(const QDate &date)
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    settings.setValue(*settingDateOfLastRemind, date);
    settings.sync();
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetForbidWorkpieceFlipping() const
{
    return value(*settingPatternForbidFlipping, false).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetForbidWorkpieceFlipping(bool value)
{
    setValue(*settingPatternForbidFlipping, value);

    if (value)
    {
        SetForceWorkpieceFlipping(not value);
    }
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetForceWorkpieceFlipping() const
{
    return value(*settingPatternForceFlipping, false).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetForceWorkpieceFlipping(bool value)
{
    setValue(*settingPatternForceFlipping, value);

    if (value)
    {
        SetForbidWorkpieceFlipping(not value);
    }
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::IsHideMainPath() const
{
    return value(*settingPatternHideMainPath, false).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetHideMainPath(bool value)
{
    setValue(*settingPatternHideMainPath, value);
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::IsDoublePassmark() const
{
    return value(*settingDoublePassmark, false).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetDoublePassmark(bool value)
{
    setValue(*settingDoublePassmark, value);
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetCSVWithHeader(bool withHeader)
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    settings.setValue(*settingCSVWithHeader, withHeader);
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetCSVWithHeader() const
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    return settings.value(*settingCSVWithHeader, GetDefCSVWithHeader()).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetDefCSVWithHeader()
{
    return false;
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetCSVCodec(int mib)
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    settings.setValue(*settingCSVCodec, mib);
}

//---------------------------------------------------------------------------------------------------------------------
int VCommonSettings::GetCSVCodec() const
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    return settings.value(*settingCSVCodec, GetDefCSVCodec()).toInt();
}

//---------------------------------------------------------------------------------------------------------------------
int VCommonSettings::GetDefCSVCodec()
{
    return QTextCodec::codecForLocale()->mibEnum();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetCSVSeparator(const QChar &separator)
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    switch(separator.toLatin1())
    {
        case '\t':
            settings.setValue(*settingCSVSeparator, 0);
            break;
        case ';':
            settings.setValue(*settingCSVSeparator, 1);
            break;
        case ' ':
            settings.setValue(*settingCSVSeparator, 2);
            break;
        default:
            settings.setValue(*settingCSVSeparator, 3);
            break;
    }
}

//---------------------------------------------------------------------------------------------------------------------
QChar VCommonSettings::GetCSVSeparator() const
{
    QSettings settings(this->format(), this->scope(), this->organizationName(), *commonIniFilename);
    const quint8 separator = static_cast<quint8>(settings.value(*settingCSVSeparator, 3).toUInt());
    switch(separator)
    {
        case 0:
            return QChar('\t');
        case 1:
            return QChar(';');
        case 2:
            return QChar(' ');
        default:
            return QChar(',');
    }
}

//---------------------------------------------------------------------------------------------------------------------
QChar VCommonSettings::GetDefCSVSeparator()
{
    return QChar(',');
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetDefaultSeamAllowance(double value)
{
    setValue(*settingPatternDefaultSeamAllowance, UnitConvertor(value, StrToUnits(GetUnit()), Unit::Cm));
}

//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief returns the default seam allowance. The corresponding unit is the default unit.
 * @return the default seam allowance
 */
double VCommonSettings::GetDefaultSeamAllowance()
{
    double defaultValue;

    const Unit globalUnit = StrToUnits(GetUnit());

    switch (globalUnit)
    {
        case Unit::Mm:
            defaultValue = 10;
            break;
        case Unit::Inch:
            defaultValue = 0.25;
            break;
        case Unit::Cm:
        default:
            defaultValue = 1;
            break;
    }

    bool ok = false;
    double val = value(*settingPatternDefaultSeamAllowance, -1).toDouble(&ok);
    if (ok == false)
    {
        qDebug()<< "Could not convert value"<<value(*settingPatternDefaultSeamAllowance, 0)
                << "to real. Return default value for default seam allowance is "
                << defaultValue << QChar('.');
        val = defaultValue;
    }

    if (val < 0)
    {
        val = defaultValue;
    }
    else
    {
        val = UnitConvertor(val, Unit::Cm, globalUnit);
    }

    return val;
}

//---------------------------------------------------------------------------------------------------------------------
QFont VCommonSettings::GetLabelFont() const
{
    return qvariant_cast<QFont>(value(*settingPatternLabelFont, QApplication::font()));
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetLabelFont(const QFont &f)
{
    setValue(*settingPatternLabelFont, f);
}

//---------------------------------------------------------------------------------------------------------------------
int VCommonSettings::GetLabelFontSize() const
{
    if (labelFontSizeCached <= 0)
    {
        bool ok = false;
        labelFontSizeCached = value(*settingPatternLabelFontSize, GetDefLabelFontSize()).toInt(&ok);
        if (not ok)
        {
            labelFontSizeCached = GetDefLabelFontSize();
        }
        labelFontSizeCached = qBound(minLabelFontSize, labelFontSizeCached, maxLabelFontSize);
    }
    return labelFontSizeCached;
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetLabelFontSize(int size)
{
    size = qBound(minLabelFontSize, size, maxLabelFontSize);
    setValue(*settingPatternLabelFontSize, size);
    labelFontSizeCached = size;
}

//---------------------------------------------------------------------------------------------------------------------
int VCommonSettings::GetDefLabelFontSize()
{
    return 32;
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::GetHideLabels() const
{
    return value(*settingPatternHideLabels, false).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetHideLabels(bool value)
{
    setValue(*settingPatternHideLabels, value);
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetLabelDateFormat() const
{
    const QString format = value(*settingLabelDateFormat,
                                 ConstFirst<QString> (VCommonSettings::PredefinedDateFormats())).toString();
    const QStringList allFormats = VCommonSettings::PredefinedDateFormats() + GetUserDefinedDateFormats();

    return allFormats.contains(format) ? format : ConstFirst<QString> (VCommonSettings::PredefinedDateFormats());
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetLabelDateFormat(const QString &format)
{
    setValue(*settingLabelDateFormat, format);
}

//---------------------------------------------------------------------------------------------------------------------
QStringList VCommonSettings::PredefinedDateFormats()
{
    return QStringList
    {
        "MM-dd-yyyy",
        "d/M/yy",
        "ddddMMMM dd, yyyy",
        "dd/MM/yy",
        "dd/MM/yyyy",
        "MMM d, yy",
        "MMM d, yyyy",
        "d. MMM. yyyy",
        "MMMM d, yyyy",
        "d. MMMM yyyy",
        "ddd, MMM d, yy",
        "ddd dd/MMM yy",
        "ddd, MMMM d, yyyy",
        "ddddMMMM d, yyyy",
        "MM-dd",
        "yy-MM-dd",
        "yyyy-MM-dd",
        "MM/yy",
        "MMM dd",
        "MMMM"
    };
}

//---------------------------------------------------------------------------------------------------------------------
QStringList VCommonSettings::GetUserDefinedDateFormats() const
{
    return value(*settingLabelUserDateFormats, QStringList()).toStringList();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetUserDefinedDateFormats(const QStringList &formats)
{
    setValue(*settingLabelUserDateFormats, ClearFormats(VCommonSettings::PredefinedDateFormats(), formats));
}

//---------------------------------------------------------------------------------------------------------------------
QString VCommonSettings::GetLabelTimeFormat() const
{
    const QString format = value(*settingLabelTimeFormat,
                                 ConstFirst<QString> (VCommonSettings::PredefinedTimeFormats())).toString();
    const QStringList allFormats = VCommonSettings::PredefinedTimeFormats() + GetUserDefinedTimeFormats();

    return allFormats.contains(format) ? format : ConstFirst<QString> (VCommonSettings::PredefinedTimeFormats());
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetLabelTimeFormat(const QString &format)
{
    setValue(*settingLabelTimeFormat, format);
}

//---------------------------------------------------------------------------------------------------------------------
QStringList VCommonSettings::PredefinedTimeFormats()
{
    return QStringList
    {
        "hh:mm:ss",
        "hh:mm:ss AP",
        "hh:mm",
        "hh:mm AP"
    };
}

//---------------------------------------------------------------------------------------------------------------------
QStringList VCommonSettings::GetUserDefinedTimeFormats() const
{
    return value(*settingLabelUserTimeFormats, QStringList()).toStringList();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetUserDefinedTimeFormats(const QStringList &formats)
{
    setValue(*settingLabelUserTimeFormats, ClearFormats(VCommonSettings::PredefinedTimeFormats(), formats));
}

//---------------------------------------------------------------------------------------------------------------------
qreal VCommonSettings::GetCurveApproximationScale() const
{
    if (curveApproximationCached < 0)
    {
        bool ok = false;
        const qreal scale = value(*settingPatternCurveApproximationScale, defCurveApproximationScale).toDouble(&ok);
        if (ok && scale >= minCurveApproximationScale && scale <= maxCurveApproximationScale)
        {
            curveApproximationCached = scale;
        }
        else
        {
            curveApproximationCached = defCurveApproximationScale;
        }
    }

    return curveApproximationCached;
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetCurveApproximationScale(qreal value)
{
    if (value >= minCurveApproximationScale && value <= maxCurveApproximationScale)
    {
        setValue(*settingPatternCurveApproximationScale, value);
        curveApproximationCached = value;
    }
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::IsShowCurveDetails() const
{
    return value(*settingPatternShowCurveDetails, false).toBool();
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetShowCurveDetails(bool value)
{
    setValue(*settingPatternShowCurveDetails, value);
}

//---------------------------------------------------------------------------------------------------------------------
bool VCommonSettings::IsPieceShowMainPath() const
{
    if (pieceShowMainPath < 0)
    {
        pieceShowMainPath = value(*settingPatternPieceShowMainPath, 0).toInt();
    }
    return pieceShowMainPath;
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetPieceShowMainPath(bool value)
{
    pieceShowMainPath = value;
    setValue(*settingPatternPieceShowMainPath, pieceShowMainPath);
}

//---------------------------------------------------------------------------------------------------------------------
qreal VCommonSettings::GetLineWidth() const
{
    if (lineWidthCached <= 0)
    {
        lineWidthCached = qBound(VCommonSettings::MinimalLineWidth(), value(*settingPatternLineWidth, 1.2).toDouble(),
                                 VCommonSettings::MaximalLineWidth());
    }

    return lineWidthCached;
}

//---------------------------------------------------------------------------------------------------------------------
void VCommonSettings::SetLineWidth(qreal width)
{
    lineWidthCached = qBound(VCommonSettings::MinimalLineWidth(), width, VCommonSettings::MaximalLineWidth());
    setValue(*settingPatternLineWidth, lineWidthCached);
}

//---------------------------------------------------------------------------------------------------------------------
qreal VCommonSettings::WidthMainLine() const
{
    return GetLineWidth() / 25.4 * PrintDPI;
}

//---------------------------------------------------------------------------------------------------------------------
qreal VCommonSettings::WidthHairLine() const
{
    return WidthMainLine()/3.0;
}