-/*****************************************************************************
- * Copyright (C) 2008 by Sebastian Trueg <trueg@kde.org> *
- * Copyright (C) 2009-2010 by Peter Penz <peter.penz@gmx.at> *
- * *
- * This library is free software; you can redistribute it and/or *
- * modify it under the terms of the GNU Library General Public *
- * License version 2 as published by the Free Software Foundation. *
- * *
- * This library 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 *
- * Library General Public License for more details. *
- * *
- * You should have received a copy of the GNU Library General Public License *
- * along with this library; see the file COPYING.LIB. If not, write to *
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, *
- * Boston, MA 02110-1301, USA. *
- *****************************************************************************/
-
-#include "kmetadatawidget.h"
-
-#include <kconfig.h>
-#include <kconfiggroup.h>
-#include <kfileitem.h>
-#include <kglobalsettings.h>
-#include <kglobal.h>
-#include <klocale.h>
-#include "kmetadatamodel.h"
-#include "knfotranslator_p.h"
-
-#include <QEvent>
-#include <QFontMetrics>
-#include <QGridLayout>
-#include <QLabel>
-#include <QList>
-#include <QString>
-
-#include <config-nepomuk.h>
-#ifdef HAVE_NEPOMUK
- #define DISABLE_NEPOMUK_LEGACY
-
- #include "kcommentwidget_p.h"
- #include "ktaggingwidget_p.h"
-
- #include <nepomuk/kratingwidget.h>
- #include <nepomuk/resource.h>
- #include <nepomuk/resourcemanager.h>
- #include <nepomuk/property.h>
- #include <nepomuk/tag.h>
- #include "nepomukmassupdatejob_p.h"
-
- #include <QMutex>
- #include <QSpacerItem>
- #include <QThread>
-#else
- namespace Nepomuk
- {
- typedef int Tag;
- }
-#endif
-
-class KMetaDataWidget::Private
-{
-public:
- struct Row
- {
- QLabel* label;
- QLabel* defaultValueWidget;
- QWidget* customValueWidget;
- };
-
- Private(KMetaDataWidget* parent);
- ~Private();
-
- void addRow(QLabel* label, QLabel* valueWidget);
- void setCustomValueWidget(int rowIndex, QWidget* valueWidget);
- void setRowVisible(QWidget* valueWidget, bool visible);
-
- /**
- * Initializes the configuration file "kmetainformationrc"
- * with proper default settings for the first start in
- * an uninitialized environment.
- */
- void initMetaInfoSettings();
-
- /**
- * Parses the configuration file "kmetainformationrc" and
- * updates the visibility of all rows.
- */
- void updateRowsVisibility();
-
- void slotLoadingFinished();
-
- void slotRatingChanged(unsigned int rating);
- void slotTagsChanged(const QList<Nepomuk::Tag>& tags);
- void slotCommentChanged(const QString& comment);
-
- void slotMetaDataUpdateDone();
- void slotLinkActivated(const QString& link);
-
- void slotTagActivated(const Nepomuk::Tag& tag);
-
-#ifdef HAVE_NEPOMUK
- /**
- * Disables the metadata widget and starts the job that
- * changes the meta data asynchronously. After the job
- * has been finished, the metadata widget gets enabled again.
- */
- void startChangeDataJob(KJob* job);
-
- QList<KUrl> sortedKeys(const QHash<KUrl, Nepomuk::Variant>& data) const;
- QList<Nepomuk::Resource> resourceList() const;
-#endif
-
- bool m_sizeVisible;
- bool m_readOnly;
- bool m_nepomukActivated;
- int m_fixedRowCount;
- MetaDataTypes m_visibleDataTypes;
- QList<KFileItem> m_fileItems;
- QList<Row> m_rows;
-
- KMetaDataModel* m_model;
-
- QGridLayout* m_gridLayout;
-
- QLabel* m_typeInfo;
- QLabel* m_sizeLabel;
- QLabel* m_sizeInfo;
- QLabel* m_modifiedInfo;
- QLabel* m_ownerInfo;
- QLabel* m_permissionsInfo;
-
-#ifdef HAVE_NEPOMUK
- KRatingWidget* m_ratingWidget;
- KTaggingWidget* m_taggingWidget;
- KCommentWidget* m_commentWidget;
-#endif
-
-private:
- KMetaDataWidget* const q;
-};
-
-KMetaDataWidget::Private::Private(KMetaDataWidget* parent) :
- m_sizeVisible(true),
- m_readOnly(false),
- m_nepomukActivated(false),
- m_fixedRowCount(0),
- m_visibleDataTypes(TypeData | SizeData | ModifiedData | OwnerData |
- PermissionsData | RatingData | TagsData | CommentData),
- m_fileItems(),
- m_rows(),
- m_model(0),
- m_gridLayout(0),
- m_typeInfo(0),
- m_sizeLabel(0),
- m_sizeInfo(0),
- m_modifiedInfo(0),
- m_ownerInfo(0),
- m_permissionsInfo(0),
-#ifdef HAVE_NEPOMUK
- m_ratingWidget(0),
- m_taggingWidget(0),
- m_commentWidget(0),
-#endif
- q(parent)
-{
- const QFontMetrics fontMetrics(KGlobalSettings::smallestReadableFont());
-
- m_gridLayout = new QGridLayout(parent);
- m_gridLayout->setMargin(0);
- m_gridLayout->setSpacing(fontMetrics.height() / 4);
-
- m_typeInfo = new QLabel(parent);
- m_sizeLabel = new QLabel(parent);
- m_sizeInfo = new QLabel(parent);
- m_modifiedInfo = new QLabel(parent);
- m_ownerInfo = new QLabel(parent);
- m_permissionsInfo = new QLabel(parent);
-
-#ifdef HAVE_NEPOMUK
- m_nepomukActivated = (Nepomuk::ResourceManager::instance()->init() == 0);
- if (m_nepomukActivated) {
- m_ratingWidget = new KRatingWidget(parent);
- m_ratingWidget->setFixedHeight(fontMetrics.height());
- const Qt::Alignment align = (parent->layoutDirection() == Qt::LeftToRight) ?
- Qt::AlignLeft : Qt::AlignRight;
- m_ratingWidget->setAlignment(align);
- connect(m_ratingWidget, SIGNAL(ratingChanged(unsigned int)),
- q, SLOT(slotRatingChanged(unsigned int)));
- m_ratingWidget->setVisible(false);
-
- m_taggingWidget = new KTaggingWidget(parent);
- connect(m_taggingWidget, SIGNAL(tagsChanged(const QList<Nepomuk::Tag>&)),
- q, SLOT(slotTagsChanged(const QList<Nepomuk::Tag>&)));
- connect(m_taggingWidget, SIGNAL(tagActivated(const Nepomuk::Tag&)),
- q, SLOT(slotTagActivated(const Nepomuk::Tag&)));
- m_taggingWidget->setVisible(false);
-
- m_commentWidget = new KCommentWidget(parent);
- connect(m_commentWidget, SIGNAL(commentChanged(const QString&)),
- q, SLOT(slotCommentChanged(const QString&)));
- m_commentWidget->setVisible(false);
- }
-#endif
-
- initMetaInfoSettings();
-}
-
-KMetaDataWidget::Private::~Private()
-{
-}
-
-void KMetaDataWidget::Private::addRow(QLabel* label, QLabel* valueWidget)
-{
- Row row;
- row.label = label;
- row.defaultValueWidget = valueWidget;
- row.customValueWidget = 0;
- m_rows.append(row);
-
- const QFont smallFont = KGlobalSettings::smallestReadableFont();
- // use a brighter color for the label and a small font size
- QPalette palette = label->palette();
- const QPalette::ColorRole role = q->foregroundRole();
- QColor textColor = palette.color(role);
- textColor.setAlpha(128);
- palette.setColor(role, textColor);
- label->setPalette(palette);
- label->setForegroundRole(role);
- label->setFont(smallFont);
- label->setWordWrap(true);
- label->setAlignment(Qt::AlignTop | Qt::AlignRight);
-
- valueWidget->setForegroundRole(role);
- valueWidget->setFont(smallFont);
- valueWidget->setWordWrap(true);
- valueWidget->setAlignment(Qt::AlignTop | Qt::AlignLeft);
-
- // add the row to grid layout
- const int rowIndex = m_rows.count() - 1;
- m_gridLayout->addWidget(label, rowIndex, 0, Qt::AlignRight);
- const int spacerWidth = QFontMetrics(smallFont).size(Qt::TextSingleLine, " ").width();
- m_gridLayout->addItem(new QSpacerItem(spacerWidth, 1), rowIndex, 1);
- m_gridLayout->addWidget(valueWidget, rowIndex, 2, Qt::AlignLeft);
-}
-
-void KMetaDataWidget::Private::setCustomValueWidget(int rowIndex, QWidget* valueWidget)
-{
- Row& row = m_rows[rowIndex];
-
- if (valueWidget == 0) {
- // remove current custom value widget from the grid and replace it
- // by the default value widget
- if (row.customValueWidget != 0) {
- row.customValueWidget->setVisible(false);
- m_gridLayout->removeWidget(row.customValueWidget);
- }
- m_gridLayout->addWidget(row.defaultValueWidget, rowIndex, 2, Qt::AlignLeft);
- row.defaultValueWidget->setVisible(true);
- } else {
- // remove the default value widget from the grid and replace it
- // by the custom value widget
- row.defaultValueWidget->setVisible(false);
- m_gridLayout->removeWidget(row.defaultValueWidget);
- m_gridLayout->addWidget(valueWidget, rowIndex, 2, Qt::AlignLeft);
- valueWidget->setVisible(true);
- }
-
- row.customValueWidget = valueWidget;
-}
-
-void KMetaDataWidget::Private::setRowVisible(QWidget* valueWidget, bool visible)
-{
- foreach (const Row& row, m_rows) {
- const bool found = (row.defaultValueWidget == valueWidget) ||
- (row.customValueWidget == valueWidget);
- if (found) {
- row.label->setVisible(visible);
- if (row.customValueWidget != 0) {
- row.customValueWidget->setVisible(visible);
- row.defaultValueWidget->setVisible(false);
- } else {
- row.defaultValueWidget->setVisible(visible);
- }
- return;
- }
- }
-}
-
-void KMetaDataWidget::Private::initMetaInfoSettings()
-{
- const int currentVersion = 3; // increase version, if the blacklist of disabled
- // properties should be updated
-
- KConfig config("kmetainformationrc", KConfig::NoGlobals);
- if (config.group("Misc").readEntry("version", 0) < currentVersion) {
- // The resource file is read the first time. Assure
- // that some meta information is disabled per default.
-
- // clear old info
- config.deleteGroup("Show");
- KConfigGroup settings = config.group("Show");
-
- static const char* const disabledProperties[] = {
- "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#comment",
- "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#contentSize",
- "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#depends",
- "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#isPartOf",
- "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#lastModified",
- "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#mimeType",
- "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#plainTextContent",
- "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#url",
- "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#averageBitrate",
- "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#channels",
- "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#fileName",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#apertureValue",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#exposureBiasValue",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#exposureTime",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#flash",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#focalLength",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#focalLengthIn35mmFilm",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#isoSpeedRatings",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#make",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#meteringMode",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#model",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#orientation",
- "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#whiteBalance",
- "http://www.semanticdesktop.org/ontologies/2007/08/15/nao#description",
- "http://www.semanticdesktop.org/ontologies/2007/08/15/nao#hasTag",
- "http://www.semanticdesktop.org/ontologies/2007/08/15/nao#lastModified",
- "http://www.semanticdesktop.org/ontologies/2007/08/15/nao#numericRating",
- "http://www.w3.org/1999/02/22-rdf-syntax-ns#type",
- "kfileitem#owner",
- "kfileitem#permissions",
- 0 // mandatory last entry
- };
-
- for (int i = 0; disabledProperties[i] != 0; ++i) {
- settings.writeEntry(disabledProperties[i], false);
- }
-
- // mark the group as initialized
- config.group("Misc").writeEntry("version", currentVersion);
- }
-}
-
-void KMetaDataWidget::Private::updateRowsVisibility()
-{
- KConfig config("kmetainformationrc", KConfig::NoGlobals);
- KConfigGroup settings = config.group("Show");
-
- setRowVisible(m_typeInfo,
- (m_visibleDataTypes & KMetaDataWidget::TypeData) &&
- settings.readEntry("kfileitem#type", true));
-
- // Cache in m_sizeVisible whether the size should be shown. This
- // is necessary as the size is temporary hidden when the target
- // file item is a directory.
- m_sizeVisible = (m_visibleDataTypes & KMetaDataWidget::SizeData) &&
- settings.readEntry("kfileitem#size", true);
- bool visible = m_sizeVisible;
- if (visible && (m_fileItems.count() == 1)) {
- // don't show the size information, if one directory is shown
- const KFileItem item = m_fileItems.first();
- visible = !item.isNull() && !item.isDir();
- }
- setRowVisible(m_sizeInfo, visible);
-
- setRowVisible(m_modifiedInfo,
- (m_visibleDataTypes & KMetaDataWidget::ModifiedData) &&
- settings.readEntry("kfileitem#modified", true));
-
- setRowVisible(m_ownerInfo,
- (m_visibleDataTypes & KMetaDataWidget::OwnerData) &&
- settings.readEntry("kfileitem#owner", true));
-
- setRowVisible(m_permissionsInfo,
- (m_visibleDataTypes & KMetaDataWidget::PermissionsData) &&
- settings.readEntry("kfileitem#permissions", true));
-
-#ifdef HAVE_NEPOMUK
- if (m_nepomukActivated) {
- setRowVisible(m_ratingWidget,
- (m_visibleDataTypes & KMetaDataWidget::RatingData) &&
- settings.readEntry("kfileitem#rating", true));
-
- setRowVisible(m_taggingWidget,
- (m_visibleDataTypes & KMetaDataWidget::TagsData) &&
- settings.readEntry("kfileitem#tags", true));
-
- setRowVisible(m_commentWidget,
- (m_visibleDataTypes & KMetaDataWidget::CommentData) &&
- settings.readEntry("kfileitem#comment", true));
- }
-#endif
-}
-
-void KMetaDataWidget::Private::slotLoadingFinished()
-{
-#ifdef HAVE_NEPOMUK
- // Show the remaining meta information as text. The number
- // of required rows may very. Existing rows are reused to
- // prevent flickering and to increase the performance.
- int rowIndex = m_fixedRowCount;
-
- const QHash<KUrl, Nepomuk::Variant> data = m_model->data();
- const QList<KUrl> keys = sortedKeys(data);
-
- foreach (const KUrl& key, keys) {
- const Nepomuk::Variant value = data[key];
- const QString itemLabel = q->label(key);
-
- const bool valueApplied = q->setValue(key, value);
- if (rowIndex >= m_rows.count()) {
- // a new row must get created
- QLabel* label = new QLabel(itemLabel, q);
- QLabel* valueWidget = new QLabel(q);
- connect(valueWidget, SIGNAL(linkActivated(QString)),
- q, SLOT(slotLinkActivated(QString)));
- addRow(label, valueWidget);
- }
-
- Q_ASSERT(m_rows[rowIndex].label != 0);
- Q_ASSERT(m_rows[rowIndex].defaultValueWidget != 0);
-
- // set label
- m_rows[rowIndex].label->setText(itemLabel);
-
- // set value
- if (valueApplied) {
- setCustomValueWidget(rowIndex, q->valueWidget(key));
- } else {
- QLabel* valueWidget = m_rows[rowIndex].defaultValueWidget;
- valueWidget->setText(value.toString());
- setCustomValueWidget(rowIndex, 0);
- }
- ++rowIndex;
- }
-
- // remove rows that are not needed anymore
- for (int i = m_rows.count() - 1; i >= rowIndex; --i) {
- delete m_rows[i].label;
- delete m_rows[i].defaultValueWidget;
- m_rows.pop_back();
- }
-#endif
-
- q->updateGeometry();
-}
-
-void KMetaDataWidget::Private::slotRatingChanged(unsigned int rating)
-{
-#ifdef HAVE_NEPOMUK
- Nepomuk::MassUpdateJob* job =
- Nepomuk::MassUpdateJob::rateResources(resourceList(), rating);
- startChangeDataJob(job);
-#else
- Q_UNUSED(rating);
-#endif
-}
-
-void KMetaDataWidget::Private::slotTagsChanged(const QList<Nepomuk::Tag>& tags)
-{
-#ifdef HAVE_NEPOMUK
- m_taggingWidget->setTags(tags);
-
- Nepomuk::MassUpdateJob* job =
- Nepomuk::MassUpdateJob::tagResources(resourceList(), tags);
- startChangeDataJob(job);
-#else
- Q_UNUSED(tags);
-#endif
-}
-
-void KMetaDataWidget::Private::slotCommentChanged(const QString& comment)
-{
-#ifdef HAVE_NEPOMUK
- Nepomuk::MassUpdateJob* job =
- Nepomuk::MassUpdateJob::commentResources(resourceList(), comment);
- startChangeDataJob(job);
-#else
- Q_UNUSED(comment);
-#endif
-}
-
-void KMetaDataWidget::Private::slotTagActivated(const Nepomuk::Tag& tag)
-{
-#ifdef HAVE_NEPOMUK
- emit q->urlActivated(tag.resourceUri());
-#else
- Q_UNUSED(tag);
-#endif
-}
-
-void KMetaDataWidget::Private::slotMetaDataUpdateDone()
-{
-#ifdef HAVE_NEPOMUK
- q->setEnabled(true);
-#endif
-}
-
-void KMetaDataWidget::Private::slotLinkActivated(const QString& link)
-{
- emit q->urlActivated(KUrl(link));
-}
-
-#ifdef HAVE_NEPOMUK
-void KMetaDataWidget::Private::startChangeDataJob(KJob* job)
-{
- connect(job, SIGNAL(result(KJob*)),
- q, SLOT(slotMetaDataUpdateDone()));
- q->setEnabled(false); // no updates during execution
- job->start();
-}
-
-QList<KUrl> KMetaDataWidget::Private::sortedKeys(const QHash<KUrl, Nepomuk::Variant>& data) const
-{
- // Create a map, where the translated label prefixed with the
- // sort priority acts as key. The data of each entry is the URI
- // of the data. By this the all URIs are sorted by the sort priority
- // and sub sorted by the translated labels.
- QMap<QString, KUrl> map;
- QHash<KUrl, Nepomuk::Variant>::const_iterator hashIt = data.constBegin();
- while (hashIt != data.constEnd()) {
- const KUrl uri = hashIt.key();
-
- QString key = q->model()->group(uri);
- key += q->label(uri);
-
- map.insert(key, uri);
- ++hashIt;
- }
-
- // Apply the URIs from the map to the list that will get returned.
- // The list will then be alphabetically ordered by the translated labels of the URIs.
- QList<KUrl> list;
- QMap<QString, KUrl>::const_iterator mapIt = map.constBegin();
- while (mapIt != map.constEnd()) {
- list.append(mapIt.value());
- ++mapIt;
- }
-
- return list;
-}
-
-QList<Nepomuk::Resource> KMetaDataWidget::Private::resourceList() const
-{
- QList<Nepomuk::Resource> list;
- foreach (const KFileItem& item, m_fileItems) {
- const KUrl url = item.url();
- list.append(Nepomuk::Resource(url));
- }
- return list;
-}
-#endif
-
-KMetaDataWidget::KMetaDataWidget(QWidget* parent) :
- QWidget(parent),
- d(new Private(this))
-{
-}
-
-KMetaDataWidget::~KMetaDataWidget()
-{
- delete d;
-}
-
-void KMetaDataWidget::setItem(const KFileItem& item)
-{
- // update values for "type", "size", "modified",
- // "owner" and "permissions" synchronously
- d->m_sizeLabel->setText(i18nc("@label", "Size"));
- if (item.isDir()) {
- d->m_typeInfo->setText(i18nc("@label", "Folder"));
- d->setRowVisible(d->m_sizeInfo, false);
- } else {
- d->m_typeInfo->setText(item.mimeComment());
- d->m_sizeInfo->setText(KIO::convertSize(item.size()));
- d->setRowVisible(d->m_sizeInfo, d->m_sizeVisible);
- }
- d->m_modifiedInfo->setText(KGlobal::locale()->formatDateTime(item.time(KFileItem::ModificationTime), KLocale::FancyLongDate));
- d->m_ownerInfo->setText(item.user());
- d->m_permissionsInfo->setText(item.permissionsString());
-
- setItems(KFileItemList() << item);
-}
-
-void KMetaDataWidget::setItems(const KFileItemList& items)
-{
- d->m_fileItems = items;
- if (d->m_model != 0) {
- d->m_model->setItems(items);
- }
-
- if (items.count() > 1) {
- // calculate the size of all items and show this
- // information to the user
- d->m_sizeLabel->setText(i18nc("@label", "Total Size:"));
- d->setRowVisible(d->m_sizeInfo, d->m_sizeVisible);
-
- quint64 totalSize = 0;
- foreach (const KFileItem& item, items) {
- if (!item.isDir() && !item.isLink()) {
- totalSize += item.size();
- }
- }
- d->m_sizeInfo->setText(KIO::convertSize(totalSize));
- }
-}
-
-void KMetaDataWidget::setItem(const KUrl& url)
-{
- KFileItem item(KFileItem::Unknown, KFileItem::Unknown, url);
- item.refresh();
- setItem(item);
-}
-
-void KMetaDataWidget::setItems(const QList<KUrl>& urls)
-{
- KFileItemList items;
- foreach (const KUrl& url, urls) {
- KFileItem item(KFileItem::Unknown, KFileItem::Unknown, url);
- item.refresh();
- items.append(item);
- }
- setItems(items);
-}
-
-KFileItemList KMetaDataWidget::items() const
-{
- return d->m_fileItems;
-}
-
-void KMetaDataWidget::setModel(KMetaDataModel* model)
-{
- if (d->m_model != 0) {
- disconnect(d->m_model, SIGNAL(loadingFinished()));
- }
- d->m_model = model;
- connect(d->m_model, SIGNAL(loadingFinished()), this, SLOT(slotLoadingFinished()));
-}
-
-KMetaDataModel* KMetaDataWidget::model() const
-{
- return d->m_model;
-}
-
-void KMetaDataWidget::setReadOnly(bool readOnly)
-{
- d->m_readOnly = readOnly;
-#ifdef HAVE_NEPOMUK
- // TODO: encapsulate this code as part of a metadata-model for KDE 4.5
- if (d->m_taggingWidget)
- d->m_taggingWidget->setReadOnly(readOnly);
- if (d->m_commentWidget)
- d->m_commentWidget->setReadOnly(readOnly);
-#endif
-}
-
-bool KMetaDataWidget::isReadOnly() const
-{
- return d->m_readOnly;
-}
-
-void KMetaDataWidget::setVisibleDataTypes(MetaDataTypes data)
-{
- d->m_visibleDataTypes = data;
- d->updateRowsVisibility();
-}
-
-KMetaDataWidget::MetaDataTypes KMetaDataWidget::visibleDataTypes() const
-{
- return d->m_visibleDataTypes;
-}
-
-QSize KMetaDataWidget::sizeHint() const
-{
- const int fixedWidth = 200;
-
- int height = d->m_gridLayout->margin() * 2 +
- d->m_gridLayout->spacing() * (d->m_rows.count() - 1);
-
- foreach (const Private::Row& row, d->m_rows) {
- QWidget* valueWidget = row.defaultValueWidget;
- if (valueWidget != 0) {
- if (row.customValueWidget != 0) {
- valueWidget = row.customValueWidget;
- }
-
- int rowHeight = valueWidget->heightForWidth(fixedWidth / 2);
- if (rowHeight <= 0) {
- rowHeight = valueWidget->sizeHint().height();
- }
- height += rowHeight;
- }
- }
-
- return QSize(fixedWidth, height);
-}
-
-QString KMetaDataWidget::label(const KUrl& metaDataUri) const
-{
- QString label;
- const QString uri = metaDataUri.url();
- if (uri == QLatin1String("kfileitem#rating")) {
- label = i18nc("@label", "Rating");
- } else if (uri == QLatin1String("kfileitem#tags")) {
- label = i18nc("@label", "Tags");
- } else if (uri == QLatin1String("kfileitem#comment")) {
- label = i18nc("@label", "Comment");
- } else {
- label = KNfoTranslator::instance().translation(metaDataUri);
- }
-
- return label;
-}
-
-#ifdef HAVE_NEPOMUK
-QWidget* KMetaDataWidget::valueWidget(const KUrl& metaDataUri) const
-{
- QWidget* widget = 0;
-
- if (d->m_nepomukActivated) {
- const QString uri = metaDataUri.url();
- if (uri == QLatin1String("kfileitem#rating")) {
- widget = d->m_ratingWidget;
- } else if (uri == QLatin1String("kfileitem#tags")) {
- widget = d->m_taggingWidget;
- } else if (uri == QLatin1String("kfileitem#comment")) {
- widget = d->m_commentWidget;
- }
- }
-
- return widget;
-}
-
-bool KMetaDataWidget::setValue(const KUrl& metaDataUri, const Nepomuk::Variant& value)
-{
- if (d->m_nepomukActivated) {
- QWidget* widget = valueWidget(metaDataUri);
- if (widget == d->m_ratingWidget) {
- d->m_ratingWidget->setRating(value.toInt());
- return true;
- }
-
- if (widget == d->m_taggingWidget) {
- QList<Nepomuk::Variant> variants = value.toVariantList();
- QList<Nepomuk::Tag> tags;
- foreach (const Nepomuk::Variant& variant, variants) {
- const Nepomuk::Resource resource = variant.toResource();
- tags.append(static_cast<Nepomuk::Tag>(resource));
- }
- d->m_taggingWidget->setTags(tags);
- return true;
- }
-
- if (widget == d->m_commentWidget) {
- d->m_commentWidget->setText(value.toString());
- return true;
- }
- }
- return false;
-}
-#endif
-
-bool KMetaDataWidget::event(QEvent* event)
-{
- if (event->type() == QEvent::Polish) {
- // The adding of rows is not done in the constructor. This allows the
- // client of KMetaDataWidget to set a proper foreground role which
- // will be respected by the rows.
-
- d->addRow(new QLabel(i18nc("@label file type", "Type"), this), d->m_typeInfo);
- d->addRow(d->m_sizeLabel, d->m_sizeInfo);
- d->addRow(new QLabel(i18nc("@label", "Modified"), this), d->m_modifiedInfo);
- d->addRow(new QLabel(i18nc("@label", "Owner"), this), d->m_ownerInfo);
- d->addRow(new QLabel(i18nc("@label", "Permissions"), this), d->m_permissionsInfo);
-
- // The current number of rows represents meta data, that will be shown for
- // all files. Dynamic meta data will be appended after those rows (see
- // slotLoadingFinished()).
- d->m_fixedRowCount = d->m_rows.count();
-
- d->updateRowsVisibility();
- }
-
- return QWidget::event(event);
-}
-
-#include "kmetadatawidget.moc"
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