* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
-#include <config-kmetadata.h>
-
#include "metadatawidget.h"
+#include "commentwidget.h"
+
+#include <config-nepomuk.h>
+
#include <klocale.h>
+#include <KDebug>
+#include <KMessageBox>
-#include <QLabel>
-#include <QGridLayout>
-#include <QTextEdit>
-
-#ifdef HAVE_KMETADATA
-#include <kmetadata/kmetadatatagwidget.h>
-#include <kmetadata/resourcemanager.h>
-#include <kmetadata/resource.h>
-#include <kmetadata/variant.h>
-#include <kmetadata/kratingwidget.h>
-#include <kmetadata/kmetadatatagwidget.h>
-#endif
+#include <QtCore/QEvent>
+#include <QtCore/QMutex>
+#include <QtCore/QMutexLocker>
+#include <QtCore/QThread>
+#include <QtGui/QLabel>
+#include <QtGui/QGridLayout>
+#include <QtGui/QTextEdit>
-// FIXME: these should be replaced by using KMetaData::File once it is available again
-static const char* s_nfoFile = "http://ont.semanticdesktop.org/2007/03/22/nfo#File";
-static const char* s_nfoFileUrl = "http://ont.semanticdesktop.org/2007/03/22/nfo#fileUrl";
+#ifdef HAVE_NEPOMUK
+#include "nepomukmassupdatejob.h"
+#include <nepomuk/kmetadatatagwidget.h>
+#include <nepomuk/resourcemanager.h>
+#include <nepomuk/resource.h>
+#include <nepomuk/variant.h>
+#include <nepomuk/kratingwidget.h>
+#include <Soprano/Vocabulary/Xesam>
+#include "tagcloud/resourcetaggingwidget.h"
+#endif
bool MetaDataWidget::metaDataAvailable()
{
-#ifdef HAVE_KMETADATA
- return !Nepomuk::KMetaData::ResourceManager::instance()->init();
+#ifdef HAVE_NEPOMUK
+ return !Nepomuk::ResourceManager::instance()->init();
#else
return false;
#endif
class MetaDataWidget::Private
{
public:
-#ifdef HAVE_KMETADATA
- void loadComment(const QString& comment)
- {
- editComment->blockSignals(true);
- if (comment.isEmpty()) {
- editComment->setFontItalic(true);
- editComment->setText(i18n("Click to add comment..."));
- } else {
- editComment->setFontItalic(false);
- editComment->setText(comment);
- }
- editComment->blockSignals(false);
- }
-
- KUrl fileUrl;
-
- Nepomuk::KMetaData::Resource file;
+#ifdef HAVE_NEPOMUK
+ void loadComment(const QString& comment);
- QTextEdit* editComment;
+ CommentWidget* editComment;
KRatingWidget* ratingWidget;
- Nepomuk::KMetaData::TagWidget* tagWidget;
+ Nepomuk::ResourceTaggingWidget* tagWidget;
+
+ // shared data between the GUI-thread and
+ // the loader-thread (see LoadFilesThread):
+ QMutex mutex;
+ struct SharedData
+ {
+ int rating;
+ QString comment;
+ QList<Nepomuk::Resource> fileRes;
+ QMap<KUrl, Nepomuk::Resource> files;
+ } sharedData;
+
+ /**
+ * Loads the meta data of files and writes
+ * the result into a shared data pool that
+ * can be used by the widgets in the GUI thread.
+ */
+ class LoadFilesThread : public QThread
+ {
+ public:
+ LoadFilesThread(SharedData* sharedData, QMutex* mutex);
+ void setFiles(const KUrl::List& urls);
+ virtual void run();
+
+ private:
+ SharedData* m_sharedData;
+ QMutex* m_mutex;
+ KUrl::List m_urls;
+ };
+
+ LoadFilesThread* loadFilesThread;
#endif
};
+#ifdef HAVE_NEPOMUK
+void MetaDataWidget::Private::loadComment(const QString& comment)
+{
+ editComment->setComment( comment );
+}
+
+MetaDataWidget::Private::LoadFilesThread::LoadFilesThread(
+ MetaDataWidget::Private::SharedData* sharedData,
+ QMutex* mutex) :
+ m_sharedData(sharedData),
+ m_mutex(mutex),
+ m_urls()
+{
+}
+
+void MetaDataWidget::Private::LoadFilesThread::setFiles(const KUrl::List& urls)
+{
+ QMutexLocker locker( m_mutex );
+ m_urls = urls;
+}
-MetaDataWidget::MetaDataWidget(QWidget* parent)
- : QWidget(parent)
+void MetaDataWidget::Private::LoadFilesThread::run()
{
-#ifdef HAVE_KMETADATA
+ QMutexLocker locker( m_mutex );
+ const KUrl::List urls = m_urls;
+ locker.unlock();
+
+ bool first = true;
+ QList<Nepomuk::Resource> fileRes;
+ QMap<KUrl, Nepomuk::Resource> files;
+ unsigned int rating = 0;
+ QString comment;
+ Q_FOREACH( const KUrl &url, urls ) {
+ Nepomuk::Resource file( url, Soprano::Vocabulary::Xesam::File() );
+ files.insert( url, file );
+ fileRes.append( file );
+
+ if ( !first && rating != file.rating() ) {
+ rating = 0; // reset rating
+ }
+ else if ( first ) {
+ rating = file.rating();
+ }
+
+ if ( !first && comment != file.description() ) {
+ comment.clear();
+ }
+ else if ( first ) {
+ comment = file.description();
+ }
+ first = false;
+ }
+
+ locker.relock();
+ m_sharedData->rating = rating;
+ m_sharedData->comment = comment;
+ m_sharedData->fileRes = fileRes;
+ m_sharedData->files = files;
+}
+#endif
+
+MetaDataWidget::MetaDataWidget(QWidget* parent) :
+ QWidget(parent)
+{
+#ifdef HAVE_NEPOMUK
d = new Private;
- d->editComment = new QTextEdit(this);
- d->tagWidget = new Nepomuk::KMetaData::TagWidget(this);
+ d->editComment = new CommentWidget(this);
+ d->editComment->setFocusPolicy(Qt::ClickFocus);
d->ratingWidget = new KRatingWidget(this);
- connect(d->ratingWidget, SIGNAL(ratingChanged(int)), this, SLOT(slotRatingChanged(int)));
- connect(d->editComment, SIGNAL(textChanged()), this, SLOT(slotCommentChanged()));
+ d->ratingWidget->setAlignment( Qt::AlignCenter );
+ d->tagWidget = new Nepomuk::ResourceTaggingWidget(this);
+ connect(d->ratingWidget, SIGNAL(ratingChanged(unsigned int)), this, SLOT(slotRatingChanged(unsigned int)));
+ connect(d->editComment, SIGNAL(commentChanged(const QString&)), this, SLOT(slotCommentChanged(const QString&)));
+ connect( d->tagWidget, SIGNAL( tagClicked( const Nepomuk::Tag& ) ), this, SLOT( slotTagClicked( const Nepomuk::Tag& ) ) );
+
+ d->sharedData.rating = 0;
+ d->loadFilesThread = new Private::LoadFilesThread(&d->sharedData, &d->mutex);
+ connect(d->loadFilesThread, SIGNAL(finished()), this, SLOT(slotLoadingFinished()));
QVBoxLayout* lay = new QVBoxLayout(this);
lay->setMargin(0);
- QHBoxLayout* hbox = new QHBoxLayout;
- hbox->addWidget(new QLabel(i18n("Rating:"), this));
- hbox->addStretch(1);
- hbox->addWidget(d->ratingWidget);
- lay->addLayout(hbox);
+ lay->addWidget(d->ratingWidget);
lay->addWidget(d->editComment);
- hbox = new QHBoxLayout;
- hbox->addWidget(new QLabel(i18n("Tags:"), this));
- hbox->addWidget(d->tagWidget, 1);
- lay->addLayout(hbox);
-
- d->editComment->installEventFilter(this);
- d->editComment->viewport()->installEventFilter(this);
+ lay->addWidget( d->tagWidget );
#else
d = 0;
#endif
MetaDataWidget::~MetaDataWidget()
{
+#ifdef HAVE_NEPOMUK
+ delete d->loadFilesThread;
+#endif
delete d;
}
void MetaDataWidget::setFile(const KUrl& url)
{
-#ifdef HAVE_KMETADATA
- // FIXME: replace with KMetaData::File once we have it again
- d->fileUrl = url;
- d->file = Nepomuk::KMetaData::Resource(url.url(), s_nfoFile);
-// d->file.setLocation(url.url());
- d->file.setProperty( s_nfoFileUrl, url.url() );
- d->ratingWidget->setRating(d->file.rating());
- d->tagWidget->setTaggedResource(d->file);
- d->loadComment(d->file.description());
+ kDebug() << url;
+ KUrl::List urls;
+ urls.append( url );
+ setFiles( urls );
+}
+
+void MetaDataWidget::setFiles(const KUrl::List& urls)
+{
+#ifdef HAVE_NEPOMUK
+ d->loadFilesThread->setFiles( urls );
+ d->loadFilesThread->start();
+#else
+ Q_UNUSED( urls );
#endif
}
-void MetaDataWidget::setFiles(const KUrl::List urls)
+void MetaDataWidget::slotCommentChanged( const QString& s )
{
-#ifdef HAVE_KMETADATA
- // FIXME: support multiple files
- setFile(urls.first());
+#ifdef HAVE_NEPOMUK
+ QMutexLocker locker( &d->mutex );
+ Nepomuk::MassUpdateJob* job = Nepomuk::MassUpdateJob::commentResources( d->sharedData.files.values(), s );
+ connect( job, SIGNAL( result( KJob* ) ),
+ this, SLOT( metadataUpdateDone() ) );
+ setEnabled( false ); // no updates during execution
+ job->start();
+#else
+ Q_UNUSED( s );
#endif
}
-void MetaDataWidget::slotCommentChanged()
+void MetaDataWidget::slotRatingChanged(unsigned int rating)
{
-#ifdef HAVE_KMETADATA
- d->file.setDescription(d->editComment->toPlainText());
+#ifdef HAVE_NEPOMUK
+ QMutexLocker locker( &d->mutex );
+ Nepomuk::MassUpdateJob* job = Nepomuk::MassUpdateJob::rateResources( d->sharedData.files.values(), rating );
+ connect( job, SIGNAL( result( KJob* ) ),
+ this, SLOT( metadataUpdateDone() ) );
+ setEnabled( false ); // no updates during execution
+ job->start();
+#else
+ Q_UNUSED( rating );
#endif
}
-void MetaDataWidget::slotRatingChanged(int r)
+void MetaDataWidget::metadataUpdateDone()
{
-#ifdef HAVE_KMETADATA
- d->file.setRating(r);
-#endif
+ setEnabled( true );
}
bool MetaDataWidget::eventFilter(QObject* obj, QEvent* event)
{
-#ifdef HAVE_KMETADATA
- if (obj == d->editComment->viewport()
- || obj == d->editComment) {
- if (event->type() == QEvent::FocusOut) {
- // make sure the info text is displayed again
- d->loadComment(d->editComment->toPlainText());
- } else if (event->type() == QEvent::FocusIn) {
- d->editComment->setFontItalic(false);
- if (d->file.description().isEmpty())
- d->editComment->setText(QString());
- }
- }
+ return QWidget::eventFilter(obj, event);
+}
+
+
+void MetaDataWidget::slotTagClicked( const Nepomuk::Tag& tag )
+{
+ Q_UNUSED( tag );
+#ifdef HAVE_NEPOMUK
+ d->tagWidget->showTagPopup( QCursor::pos() );
#endif
+}
- return QWidget::eventFilter(obj, event);
+void MetaDataWidget::slotLoadingFinished()
+{
+#ifdef HAVE_NEPOMUK
+ QMutexLocker locker( &d->mutex );
+ d->ratingWidget->setRating( d->sharedData.rating );
+ d->loadComment( d->sharedData.comment );
+ d->tagWidget->setResources( d->sharedData.fileRes );
+#endif
}
#include "metadatawidget.moc"
projects / dolphin.git / blobdiff