path: root/digikam/utilities/setup/setupicc.cpp

/* ============================================================
 *
 * This file is a part of digiKam project
 * http://www.digikam.org
 *
 * Date        : 2005-11-24
 * Description : Color management setup tab.
 *
 * Copyright (C) 2005-2007 by F.J. Cruz <fj.cruz@supercable.es>
 * Copyright (C) 2005-2009 by Gilles Caulier <caulier dot gilles at gmail dot com> 
 *
 * 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, 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.
 *
 * ============================================================ */

#include <config.h>

// TQt includes.

#include <layout.h>
#include <tqvbuttongroup.h>
#include <tqvgroupbox.h>
#include <tqhgroupbox.h>
#include <tqgroupbox.h>
#include <tqcheckbox.h>
#include <tqradiobutton.h>
#include <tqlabel.h>
#include <tqwhatsthis.h>
#include <tqiconset.h>
#include <tqpixmap.h>
#include <tqpushbutton.h>
#include <tqstringlist.h>
#include <tqmap.h>
#include <tqdir.h>
#include <tqtooltip.h>

// KDE includes.

#include <klocale.h>
#include <kdialog.h>
#include <kdialogbase.h>
#include <kurlrequester.h>
#include <klineedit.h>
#include <kconfig.h>
#include <kcombobox.h>
#include <kapplication.h>
#include <kmessagebox.h>
#include <kurllabel.h>
#include <kiconloader.h>
#include <kglobalsettings.h>
#include <kstandarddirs.h>

// lcms includes.

#include LCMS_HEADER
#if LCMS_VERSION < 114
#define cmsTakeCopyright(profile) "Unknown"
#endif // LCMS_VERSION < 114

// Local includes.

#include "ddebug.h"
#include "squeezedcombobox.h"
#include "iccprofileinfodlg.h"
#include "albumsettings.h"
#include "setupicc.h"
#include "setupicc.moc"

namespace Digikam
{

class SetupICCPriv
{
public:

     SetupICCPriv()
     {
        enableColorManagement = 0;
        bpcAlgorithm          = 0;
        managedView           = 0;
        defaultApplyICC       = 0;
        defaultAskICC         = 0;
        defaultPathKU         = 0;
        inProfilesKC          = 0;
        workProfilesKC        = 0;
        proofProfilesKC       = 0;
        monitorProfilesKC     = 0;
        renderingIntentKC     = 0;
        infoWorkProfiles      = 0;
        infoMonitorProfiles   = 0;
        infoInProfiles        = 0;
        infoProofProfiles     = 0;
        behaviourGB           = 0;
        defaultPathGB         = 0;
        profilesGB            = 0;
        advancedSettingsGB    = 0;
        monitorIcon           = 0;
        monitorProfiles       = 0;
    }

    TQLabel                 *monitorIcon;
    TQLabel                 *monitorProfiles;

    TQCheckBox              *enableColorManagement;
    TQCheckBox              *bpcAlgorithm;
    TQCheckBox              *managedView;

    TQRadioButton           *defaultApplyICC;
    TQRadioButton           *defaultAskICC;

    TQPushButton            *infoWorkProfiles;
    TQPushButton            *infoMonitorProfiles;
    TQPushButton            *infoInProfiles;
    TQPushButton            *infoProofProfiles;

    TQVGroupBox             *behaviourGB;
    TQHGroupBox             *defaultPathGB;
    TQGroupBox              *profilesGB;
    TQVGroupBox             *advancedSettingsGB;

    // Maps to store profile descriptions and profile file path
    TQMap<TQString, TQString>  inICCPath;
    TQMap<TQString, TQString>  workICCPath;
    TQMap<TQString, TQString>  proofICCPath;
    TQMap<TQString, TQString>  monitorICCPath;

    KURLRequester          *defaultPathKU;

    KComboBox              *renderingIntentKC;

    KDialogBase            *mainDialog;

    SqueezedComboBox       *inProfilesKC;
    SqueezedComboBox       *workProfilesKC;
    SqueezedComboBox       *proofProfilesKC;
    SqueezedComboBox       *monitorProfilesKC;
};

SetupICC::SetupICC(TQWidget* parent, KDialogBase* dialog )
        : TQWidget(parent)
{
    d = new SetupICCPriv();
    d->mainDialog = dialog;
    TQVBoxLayout *layout = new TQVBoxLayout( parent, 0, KDialog::spacingHint());

    // --------------------------------------------------------

    TQGroupBox *colorPolicy = new TQGroupBox(0, Qt::Horizontal, i18n("Color Management Policy"), parent);
    TQGridLayout* grid = new TQGridLayout( colorPolicy->layout(), 1, 2, KDialog::spacingHint());

    d->enableColorManagement = new TQCheckBox(colorPolicy);
    d->enableColorManagement->setText(i18n("Enable Color Management"));
    TQWhatsThis::add( d->enableColorManagement, i18n("<ul><li>Checked: Color Management is enabled</li>"
                                                    "<li>Unchecked: Color Management is disabled</li></ul>"));

    KURLLabel *lcmsLogoLabel = new KURLLabel(colorPolicy);
    lcmsLogoLabel->setText(TQString());
    lcmsLogoLabel->setURL("http://www.littlecms.com");
    KGlobal::dirs()->addResourceType("logo-lcms", KGlobal::dirs()->kde_default("data") + "digikam/data");
    TQString directory = KGlobal::dirs()->findResourceDir("logo-lcms", "logo-lcms.png");
    lcmsLogoLabel->setPixmap( TQPixmap( directory + "logo-lcms.png" ) );
    TQToolTip::add(lcmsLogoLabel, i18n("Visit Little CMS project website"));

    d->behaviourGB = new TQVGroupBox(i18n("Behavior"), colorPolicy);
    TQButtonGroup *behaviourOptions = new TQButtonGroup(2, Qt::Vertical, d->behaviourGB);
    behaviourOptions->setFrameStyle( TQFrame::NoFrame );
    behaviourOptions->setInsideMargin(0); 

    d->defaultApplyICC = new TQRadioButton(behaviourOptions);
    d->defaultApplyICC->setText(i18n("Apply when opening an image in the Image Editor"));
    TQWhatsThis::add( d->defaultApplyICC, i18n("<p>If this option is enabled, digiKam applies the "
                     "Workspace default color profile to an image, without prompting you about missing "
                     "embedded profiles or embedded profiles different from the workspace profile.</p>"));

    d->defaultAskICC = new TQRadioButton(behaviourOptions);
    d->defaultAskICC->setText(i18n("Ask when opening an image in the Image Editor"));
    TQWhatsThis::add( d->defaultAskICC, i18n("<p>If this option is enabled, digiKam asks to user "
                     "before it applies the Workspace default color profile to an image which has no "
                     "embedded profile or, if the image has an embedded profile, when it's not the same "
                     "as the workspace profile.</p>"));

    grid->addMultiCellWidget(d->enableColorManagement, 0, 0, 0, 0);
    grid->addMultiCellWidget(lcmsLogoLabel, 0, 0, 2, 2);
    grid->addMultiCellWidget(d->behaviourGB, 1, 1, 0, 2);
    grid->setColStretch(1, 10);

    layout->addWidget(colorPolicy);

    // --------------------------------------------------------

    d->defaultPathGB = new TQHGroupBox(parent);
    d->defaultPathGB->setTitle(i18n("Color Profiles Directory"));

    d->defaultPathKU = new KURLRequester(d->defaultPathGB);
    d->defaultPathKU->lineEdit()->setReadOnly(true);
    d->defaultPathKU->setMode(KFile::Directory | KFile::LocalOnly | KFile::ExistingOnly);
    TQWhatsThis::add( d->defaultPathKU, i18n("<p>Default path to the color profiles folder. "
                     "You must store all your color profiles in this directory.</p>"));

    layout->addWidget(d->defaultPathGB);

    // --------------------------------------------------------

    d->profilesGB      = new TQGroupBox(0, Qt::Horizontal, i18n("ICC Profiles Settings"), parent);
    TQGridLayout* grid2 = new TQGridLayout( d->profilesGB->layout(), 4, 3, KDialog::spacingHint());
    grid2->setColStretch(2, 10);

    d->managedView = new TQCheckBox(d->profilesGB);
    d->managedView->setText(i18n("Use color managed view (warning: slow)"));
    TQWhatsThis::add( d->managedView, i18n("<p>Turn on this option if " 
                     "you want to use your <b>Monitor Color Profile</b> to show your pictures in "
                     "the Image Editor window with a color correction adapted to your monitor. "
                     "Warning: this option can take a while to render "
                     "pictures on the screen, especially with a slow computer.</p>"));

    d->monitorIcon       = new TQLabel(d->profilesGB);
    d->monitorIcon->setPixmap(SmallIcon("tv"));
    d->monitorProfiles   = new TQLabel(i18n("Monitor:"), d->profilesGB);
    d->monitorProfilesKC = new SqueezedComboBox(d->profilesGB);
    d->monitorProfiles->setBuddy(d->monitorProfilesKC);
    TQWhatsThis::add( d->monitorProfilesKC, i18n("<p>Select the color profile for your monitor. "
                     "You need to enable the <b>Use color managed view</b> option to use this profile.</p>"));
    d->infoMonitorProfiles = new TQPushButton(i18n("Info..."), d->profilesGB);
    TQWhatsThis::add( d->infoMonitorProfiles, i18n("<p>You can use this button to get more detailed "
                     "information about the selected monitor profile.</p>"));

    grid2->addMultiCellWidget(d->managedView, 0, 0, 0, 3);
    grid2->addMultiCellWidget(d->monitorIcon, 1, 1, 0, 0);
    grid2->addMultiCellWidget(d->monitorProfiles, 1, 1, 1, 1);
    grid2->addMultiCellWidget(d->monitorProfilesKC, 1, 1, 2, 2);
    grid2->addMultiCellWidget(d->infoMonitorProfiles, 1, 1, 3, 3);

    TQLabel *workIcon     = new TQLabel(d->profilesGB);
    workIcon->setPixmap(SmallIcon("tablet"));
    TQLabel *workProfiles = new TQLabel(i18n("Workspace:"), d->profilesGB);
    d->workProfilesKC    = new SqueezedComboBox(d->profilesGB);
    workProfiles->setBuddy(d->workProfilesKC);
    TQWhatsThis::add( d->workProfilesKC, i18n("<p>All the images will be converted to the color "
                     "space of this profile, so you must select a profile appropriate for editing.</p>"
                     "<p>These color profiles are device independent.</p>"));
    d->infoWorkProfiles = new TQPushButton(i18n("Info..."), d->profilesGB);
    TQWhatsThis::add( d->infoWorkProfiles, i18n("<p>You can use this button to get more detailed "
                     "information about the selected workspace profile.</p>"));

    grid2->addMultiCellWidget(workIcon, 2, 2, 0, 0);
    grid2->addMultiCellWidget(workProfiles, 2, 2, 1, 1);
    grid2->addMultiCellWidget(d->workProfilesKC, 2, 2, 2, 2);
    grid2->addMultiCellWidget(d->infoWorkProfiles, 2, 2, 3, 3);

    TQLabel *inIcon     = new TQLabel(d->profilesGB);
    inIcon->setPixmap(SmallIcon("camera"));
    TQLabel *inProfiles = new TQLabel(i18n("Input:"), d->profilesGB);
    d->inProfilesKC    = new SqueezedComboBox(d->profilesGB);
    inProfiles->setBuddy(d->inProfilesKC);
    TQWhatsThis::add( d->inProfilesKC, i18n("<p>You must select the profile for your input device "
                     "(usually, your camera, scanner...)</p>"));
    d->infoInProfiles = new TQPushButton(i18n("Info..."), d->profilesGB);
    TQWhatsThis::add( d->infoInProfiles, i18n("<p>You can use this button to get more detailed "
                     "information about the selected input profile.</p>"));

    grid2->addMultiCellWidget(inIcon, 3, 3, 0, 0);
    grid2->addMultiCellWidget(inProfiles, 3, 3, 1, 1);
    grid2->addMultiCellWidget(d->inProfilesKC, 3, 3, 2, 2);
    grid2->addMultiCellWidget(d->infoInProfiles, 3, 3, 3, 3);

    TQLabel *proofIcon     = new TQLabel(d->profilesGB);
    proofIcon->setPixmap(SmallIcon("printer1"));
    TQLabel *proofProfiles = new TQLabel(i18n("Soft proof:"), d->profilesGB);
    d->proofProfilesKC    = new SqueezedComboBox(d->profilesGB);
    proofProfiles->setBuddy(d->proofProfilesKC);
    TQWhatsThis::add( d->proofProfilesKC, i18n("<p>You must select the profile for your output device "
                     "(usually, your printer). This profile will be used to do a soft proof, so you will "
                     "be able to preview how an image will be rendered via an output device.</p>"));
    d->infoProofProfiles = new TQPushButton(i18n("Info..."), d->profilesGB);
    TQWhatsThis::add( d->infoProofProfiles, i18n("<p>You can use this button to get more detailed "
                     "information about the selected soft proof profile.</p>"));

    grid2->addMultiCellWidget(proofIcon, 4, 4, 0, 0);
    grid2->addMultiCellWidget(proofProfiles, 4, 4, 1, 1);
    grid2->addMultiCellWidget(d->proofProfilesKC, 4, 4, 2, 2);
    grid2->addMultiCellWidget(d->infoProofProfiles, 4, 4, 3, 3);

    layout->addWidget(d->profilesGB);

     // --------------------------------------------------------

    d->advancedSettingsGB = new TQVGroupBox(i18n("Advanced Settings"), parent);

    d->bpcAlgorithm = new TQCheckBox(d->advancedSettingsGB);
    d->bpcAlgorithm->setText(i18n("Use black point compensation"));
    TQWhatsThis::add( d->bpcAlgorithm, i18n("<p><b>Black Point Compensation</b> is a way to make "
                     "adjustments between the maximum "
                     "black levels of digital files and the black capabilities of various "
                     "digital devices.</p>"));

    TQHBox *hbox2 = new TQHBox(d->advancedSettingsGB);
    TQLabel *lablel = new TQLabel(hbox2);
    lablel->setText(i18n("Rendering Intents:"));

    d->renderingIntentKC = new KComboBox(false, hbox2);
    d->renderingIntentKC->insertItem("Perceptual");
    d->renderingIntentKC->insertItem("Relative Colorimetric");
    d->renderingIntentKC->insertItem("Saturation");
    d->renderingIntentKC->insertItem("Absolute Colorimetric");
    TQWhatsThis::add( d->renderingIntentKC, i18n("<ul><li><p><b>Perceptual intent</b> causes the full gamut of the image to be "
                     "compressed or expanded to fill the gamut of the destination device, so that gray balance is "
                     "preserved but colorimetric accuracy may not be preserved.</p>"
                     "<p>In other words, if certain colors in an image fall outside of the range of colors that the output "
                     "device can render, the image intent will cause all the colors in the image to be adjusted so that "
                     "the every color in the image falls within the range that can be rendered and so that the relationship "
                     "between colors is preserved as much as possible.</p>"
                     "<p>This intent is most suitable for display of photographs and images, and is the default intent.</p></li>"
                     "<li><p><b>Absolute Colorimetric intent</b> causes any colors that fall outside the range that the output device "
                     "can render are adjusted to the closest color that can be rendered, while all other colors are "
                     "left unchanged.</p>"
                     "<p>This intent preserves the white point and is most suitable for spot colors (Pantone, TruMatch, "
                     "logo colors, ...).</p></li>"
                     "<li><p><b>Relative Colorimetric intent</b> is defined such that any colors that fall outside the range that the "
                     "output device can render are adjusted to the closest color that can be rendered, while all other colors "
                     "are left unchanged. Proof intent does not preserve the white point.</p></li>"
                     "<li><p><b>Saturation intent</b> preserves the saturation of colors in the image at the possible expense of "
                     "hue and lightness.</p>"
                     "<p>Implementation of this intent remains somewhat problematic, and the ICC is still working on methods to "
                     "achieve the desired effects.</p>"
                     "<p>This intent is most suitable for business graphics such as charts, where it is more important that the "
                     "colors be vivid and contrast well with each other rather than a specific color.</p></li></ul>"));

    layout->addWidget(d->advancedSettingsGB);
    layout->addStretch();

    // --------------------------------------------------------

    connect(d->managedView, TQT_SIGNAL(toggled(bool)),
            this, TQT_SLOT(slotToggleManagedView(bool)));

    connect(lcmsLogoLabel, TQT_SIGNAL(leftClickedURL(const TQString&)),
            this, TQT_SLOT(processLCMSURL(const TQString&)));

    connect(d->enableColorManagement, TQT_SIGNAL(toggled(bool)),
            this, TQT_SLOT(slotToggledWidgets(bool)));

    connect(d->infoProofProfiles, TQT_SIGNAL(clicked()),
            this, TQT_SLOT(slotClickedProof()) );

    connect(d->infoInProfiles, TQT_SIGNAL(clicked()),
            this, TQT_SLOT(slotClickedIn()) );

    connect(d->infoMonitorProfiles, TQT_SIGNAL(clicked()),
            this, TQT_SLOT(slotClickedMonitor()) );

    connect(d->infoWorkProfiles, TQT_SIGNAL(clicked()),
            this, TQT_SLOT(slotClickedWork()));

    connect(d->defaultPathKU, TQT_SIGNAL(urlSelected(const TQString&)),
            this, TQT_SLOT(slotFillCombos(const TQString&)));

    // --------------------------------------------------------

    adjustSize();
    readSettings();
    slotToggledWidgets(d->enableColorManagement->isChecked());
    slotToggleManagedView(d->managedView->isChecked());
}

SetupICC::~SetupICC()
{
    delete d;
}

void SetupICC::processLCMSURL(const TQString& url)
{
    KApplication::kApplication()->invokeBrowser(url);
}

void SetupICC::applySettings()
{
    KConfig* config = kapp->config();
    config->setGroup("Color Management");

    config->writeEntry("EnableCM", d->enableColorManagement->isChecked());

    if (!d->enableColorManagement->isChecked())
        return;          // No need to write settings in this case.

    if (d->defaultApplyICC->isChecked())
        config->writeEntry("BehaviourICC", true);
    else
        config->writeEntry("BehaviourICC", false);

    config->writePathEntry("DefaultPath", d->defaultPathKU->url());
    config->writeEntry("WorkSpaceProfile", d->workProfilesKC->currentItem());
    config->writeEntry("MonitorProfile", d->monitorProfilesKC->currentItem());
    config->writeEntry("InProfile", d->inProfilesKC->currentItem());
    config->writeEntry("ProofProfile", d->proofProfilesKC->currentItem());
    config->writeEntry("BPCAlgorithm", d->bpcAlgorithm->isChecked());
    config->writeEntry("RenderingIntent", d->renderingIntentKC->currentItem());
    config->writeEntry("ManagedView", d->managedView->isChecked());

    config->writePathEntry("InProfileFile", 
            *(d->inICCPath.find(d->inProfilesKC->itemHighlighted())));
    config->writePathEntry("WorkProfileFile", 
            *(d->workICCPath.find(d->workProfilesKC->itemHighlighted())));
    config->writePathEntry("MonitorProfileFile",
            *(d->monitorICCPath.find(d->monitorProfilesKC->itemHighlighted())));
    config->writePathEntry("ProofProfileFile", 
            *(d->proofICCPath.find(d->proofProfilesKC->itemHighlighted())));
}

void SetupICC::readSettings(bool restore)
{
    KConfig* config = kapp->config();
    config->setGroup("Color Management");

    if (!restore)
        d->enableColorManagement->setChecked(config->readBoolEntry("EnableCM", false));

    d->defaultPathKU->setURL(config->readPathEntry("DefaultPath", TQString()));
    d->bpcAlgorithm->setChecked(config->readBoolEntry("BPCAlgorithm", false));
    d->renderingIntentKC->setCurrentItem(config->readNumEntry("RenderingIntent", 0));
    d->managedView->setChecked(config->readBoolEntry("ManagedView", false));

    if (config->readBoolEntry("BehaviourICC"))
        d->defaultApplyICC->setChecked(true);
    else
        d->defaultAskICC->setChecked(true);

    fillCombos(d->defaultPathKU->url(), false);

    d->workProfilesKC->setCurrentItem(config->readNumEntry("WorkSpaceProfile", 0));
    d->monitorProfilesKC->setCurrentItem(config->readNumEntry("MonitorProfile", 0));
    d->inProfilesKC->setCurrentItem(config->readNumEntry("InProfile", 0));
    d->proofProfilesKC->setCurrentItem(config->readNumEntry("ProofProfile", 0));
}

void SetupICC::slotFillCombos(const TQString& path)
{
    fillCombos(path, true);
}

void SetupICC::fillCombos(const TQString& path, bool report)
{
    if (!d->enableColorManagement->isChecked())
        return;

    d->inProfilesKC->clear();
    d->monitorProfilesKC->clear();
    d->workProfilesKC->clear();
    d->proofProfilesKC->clear();
    d->inICCPath.clear();
    d->workICCPath.clear();
    d->proofICCPath.clear();
    d->monitorICCPath.clear();
    TQDir dir(path);

    if (path.isEmpty() || !dir.exists() || !dir.isReadable())
    {
        if (report)
            KMessageBox::sorry(this, i18n("<p>You must set a correct default "
                                          "path for your ICC color profiles files.</p>"));

        d->mainDialog->enableButtonOK(false);
        return;
    }
    d->mainDialog->enableButtonOK(true);

    // Look the ICC profile path repository set by user.
    TQDir userProfilesDir(path, "*.icc;*.icm", TQDir::Files);
    const TQFileInfoList* usersFiles = userProfilesDir.entryInfoList();
    DDebug() << "Scanning ICC profiles from user repository: " << path << endl;

    if ( !parseProfilesfromDir(usersFiles) )
    {
        if (report)
        {
            TQString message = i18n("<p>Sorry, there are no ICC profiles files in ");
            message.append(path);
            message.append(i18n("</p>"));
            KMessageBox::sorry(this, message);
        }

        DDebug() << "No ICC profile files found!!!" << endl;
        d->mainDialog->enableButtonOK(false);
        return;
    }

    // Look the ICC color-space profile path include with digiKam dist.
    KGlobal::dirs()->addResourceType("profiles", KGlobal::dirs()->kde_default("data") + "digikam/profiles");
    TQString digiKamProfilesPath = KGlobal::dirs()->findResourceDir("profiles", "srgb.icm");
    TQDir digiKamProfilesDir(digiKamProfilesPath, "*.icc;*.icm", TQDir::Files);
    const TQFileInfoList* digiKamFiles = digiKamProfilesDir.entryInfoList();
    DDebug() << "Scanning ICC profiles included with digiKam: " << digiKamProfilesPath << endl;
    parseProfilesfromDir(digiKamFiles);

    d->monitorProfilesKC->insertSqueezedList(d->monitorICCPath.keys(), 0);
    if (d->monitorICCPath.keys().isEmpty())
    {
        d->managedView->setEnabled(false);
        d->managedView->setChecked(false);
    }
    else
    {
        d->managedView->setEnabled(true);
    }

    d->inProfilesKC->insertSqueezedList(d->inICCPath.keys(), 0);
    d->proofProfilesKC->insertSqueezedList(d->proofICCPath.keys(), 0);

    d->workProfilesKC->insertSqueezedList(d->workICCPath.keys(), 0);
    if (d->workICCPath.keys().isEmpty())
    {
        // If there is no workspace icc profiles available, 
        // the CM is broken and cannot be used. 
        d->mainDialog->enableButtonOK(false);
        return;
    }

    d->mainDialog->enableButtonOK(true);
}

bool SetupICC::parseProfilesfromDir(const TQFileInfoList* files)
{
    cmsHPROFILE tmpProfile=0;
    bool findIccFiles=false;

    if (files)
    {
        TQFileInfoListIterator it(*files);
        TQFileInfo *fileInfo=0;

        while ((fileInfo = it.current()) != 0)
        {
            if (fileInfo->isFile() && fileInfo->isReadable())
            { 
                TQString fileName = fileInfo->filePath();
                tmpProfile       = cmsOpenProfileFromFile(TQFile::encodeName(fileName), "r");

                if (tmpProfile == NULL)
                {
                    DDebug() << "Error: Parsed profile  is NULL (invalid profile); " << fileName << endl;
                    cmsCloseProfile(tmpProfile);
                    ++it;
                    TQString message = i18n("<p>The following profile is invalid:</p><p><b>");
                    message.append(fileName);
                    message.append("</b></p><p>To avoid this message remove it from color profiles repository</p>");
                    message.append("<p>Do you want digiKam do it for you?</p>");
                    if (KMessageBox::warningYesNo(this, message, i18n("Invalid Profile")) == 3)
                    {
                        if (TQFile::remove(fileName))
                        {
                            KMessageBox::information(this,  i18n("Invalid color profile has been removed"));
                        }
                        else
                        {
                            KMessageBox::information(this, i18n("<p>digiKam has failed to remove the invalid color profile</p><p>You have to do it manually</p>"));
                        }
                    }

                    continue;
                }

                TQString profileDescription = TQString((cmsTakeProductDesc(tmpProfile)));

                switch ((int)cmsGetDeviceClass(tmpProfile))
                {
                    case icSigInputClass:
                    {
                        if (TQString(cmsTakeProductDesc(tmpProfile)).isEmpty())
                            d->inICCPath.insert(fileName, fileName);
                        else
                            d->inICCPath.insert(TQString(cmsTakeProductDesc(tmpProfile)), fileName);

                        DDebug() << "ICC file: " << fileName << " ==> Input device class (" 
                                 << cmsGetDeviceClass(tmpProfile) << ")" << endl;
                        findIccFiles = true;
                        break;
                    }
                    case icSigDisplayClass:
                    {
                        if (TQString(cmsTakeProductDesc(tmpProfile)).isEmpty())
                        {
                            d->monitorICCPath.insert(fileName, fileName);
                            d->workICCPath.insert(fileName, fileName);
                        }
                        else
                        {
                            d->monitorICCPath.insert(TQString(cmsTakeProductDesc(tmpProfile)), fileName);
                            d->workICCPath.insert(TQString(cmsTakeProductDesc(tmpProfile)), fileName);
                        }

                        DDebug() << "ICC file: " << fileName << " ==> Monitor device class (" 
                                 << cmsGetDeviceClass(tmpProfile) << ")" << endl;
                        findIccFiles = true;
                        break;
                    }
                    case icSigOutputClass:
                    {
                        if (TQString(cmsTakeProductDesc(tmpProfile)).isEmpty())
                            d->proofICCPath.insert(fileName, fileName);
                        else
                            d->proofICCPath.insert(TQString(cmsTakeProductDesc(tmpProfile)), fileName);

                        DDebug() << "ICC file: " << fileName << " ==> Output device class (" 
                                 << cmsGetDeviceClass(tmpProfile) << ")" << endl;
                        findIccFiles = true;
                        break;
                    }
                    case icSigColorSpaceClass:
                    {
                        if (TQString(cmsTakeProductDesc(tmpProfile)).isEmpty())
                        {
                            d->inICCPath.insert(fileName, fileName);
                            d->workICCPath.insert(fileName, fileName);
                        }
                        else
                        {
                            d->inICCPath.insert(TQString(cmsTakeProductDesc(tmpProfile)), fileName);
                            d->workICCPath.insert(TQString(cmsTakeProductDesc(tmpProfile)), fileName);
                        }

                        DDebug() << "ICC file: " << fileName << " ==> WorkingSpace device class (" 
                                 << cmsGetDeviceClass(tmpProfile) << ")" << endl;
                        findIccFiles = true;
                        break;
                    }
                    default:
                    {
                        DDebug() << "ICC file: " << fileName << " ==> UNKNOW device class (" 
                                 << cmsGetDeviceClass(tmpProfile) << ")" << endl;
                        break;
                    }
                }

                cmsCloseProfile(tmpProfile);
            }
            ++it;
        }
    }

    return findIccFiles;
}

void SetupICC::slotToggledWidgets(bool t)
{ 
    d->behaviourGB->setEnabled(t); 
    d->defaultPathGB->setEnabled(t); 
    d->profilesGB->setEnabled(t);
    d->advancedSettingsGB->setEnabled(t);

    if (t)
    {
        readSettings(true);
        slotToggleManagedView(d->managedView->isChecked());
    }
    else
        d->mainDialog->enableButtonOK(true);
}

void SetupICC::slotClickedWork()
{
    profileInfo(*(d->workICCPath.find(d->workProfilesKC->itemHighlighted())));
}

void SetupICC::slotClickedIn()
{
    profileInfo(*(d->inICCPath.find(d->inProfilesKC->itemHighlighted())));
}

void SetupICC::slotClickedMonitor()
{
    profileInfo(*(d->monitorICCPath.find(d->monitorProfilesKC->itemHighlighted())));
}

void SetupICC::slotClickedProof()
{
    profileInfo(*(d->proofICCPath.find(d->proofProfilesKC->itemHighlighted())));
}

void SetupICC::profileInfo(const TQString& profile)
{
    if (profile.isEmpty())
    {
        KMessageBox::error(this, i18n("Sorry, there is not any selected profile"), i18n("Profile Error"));
        return;
    }

    ICCProfileInfoDlg infoDlg(this, profile);
    infoDlg.exec();
}

void SetupICC::slotToggleManagedView(bool b)
{
    d->monitorIcon->setEnabled(b);
    d->monitorProfiles->setEnabled(b);
    d->monitorProfilesKC->setEnabled(b);
    d->infoMonitorProfiles->setEnabled(b);
}

bool SetupICC::iccRepositoryIsValid()
{
    KConfig* config = kapp->config();
    config->setGroup("Color Management");

    // If color management is disable, no need to check anymore.
    if (!config->readBoolEntry("EnableCM", false))
        return true;

    // To be valid, the ICC profiles repository must exist and be readable.

    TQDir tmpPath(config->readPathEntry("DefaultPath", TQString()));
    DDebug() << "ICC profiles repository is: " << tmpPath.dirName() << endl;

    if ( tmpPath.exists() && tmpPath.isReadable() )
        return true;

    return false;
}

}  // namespace Digikam