File indexing completed on 2024-04-14 04:35:07

 /*
     SPDX-FileCopyrightText: 2013 Vishesh Handa <me@vhanda.in>
     SPDX-FileCopyrightText: 2009 Peter Penz <peter.penz@gmx.at>
 
     SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 #include "filemetadataconfigwidget.h"
 #include "filemetadataprovider.h"
 
 #include <KConfig>
 #include <KConfigGroup>
 
 #include <QDebug>
 #include <QEvent>
 #include <QListWidget>
 #include <QVBoxLayout>
 
 using namespace Baloo;
 
 class Baloo::FileMetaDataConfigWidgetPrivate
 {
 public:
     explicit FileMetaDataConfigWidgetPrivate(FileMetaDataConfigWidget *parent);
     ~FileMetaDataConfigWidgetPrivate();
 
     FileMetaDataConfigWidgetPrivate(const FileMetaDataConfigWidgetPrivate&) = delete;
     FileMetaDataConfigWidget& operator=(const FileMetaDataConfigWidgetPrivate&) = delete;
 
     void init();
     void loadMetaData();
     void addItem(const QString &property);
 
     /**
      * Is invoked after the meta data model has finished the loading of
      * meta data. The meta data labels will be added to the configuration
      * list.
      */
     void slotLoadingFinished();
 
     int m_visibleDataTypes;
     KFileItemList m_fileItems;
     FileMetaDataProvider *m_provider;
     QListWidget *m_metaDataList;
 
 private:
     FileMetaDataConfigWidget *const q;
 };
 
 FileMetaDataConfigWidgetPrivate::FileMetaDataConfigWidgetPrivate(FileMetaDataConfigWidget *parent)
     : m_visibleDataTypes(0)
     , m_fileItems()
     , m_provider(nullptr)
     , m_metaDataList(nullptr)
     , q(parent)
 {
     m_metaDataList = new QListWidget(q);
     m_metaDataList->setSelectionMode(QAbstractItemView::NoSelection);
     m_metaDataList->setSortingEnabled(true);
 
     auto layout = new QVBoxLayout(q);
     layout->addWidget(m_metaDataList);
 
     m_provider = new FileMetaDataProvider(q);
     m_provider->setReadOnly(true);
     QObject::connect(m_provider, SIGNAL(loadingFinished()), q, SLOT(slotLoadingFinished()));
 }
 
 FileMetaDataConfigWidgetPrivate::~FileMetaDataConfigWidgetPrivate() = default;
 
 void FileMetaDataConfigWidgetPrivate::loadMetaData()
 {
     m_metaDataList->clear();
     m_provider->setItems(m_fileItems);
 }
 
 void FileMetaDataConfigWidgetPrivate::addItem(const QString &key)
 {
     // Meta information provided by Baloo that is already
     // available from KFileItem as "fixed item" (see above)
     // should not be shown as second entry.
     static const char *const hiddenProperties[] = {
         "comment", // = fixed item kfileitem#comment
         "contentSize", // = fixed item kfileitem#size
 
         nullptr // mandatory last entry
     };
 
     int i = 0;
     while (hiddenProperties[i] != nullptr) {
         if (key == QLatin1String(hiddenProperties[i])) {
             // the item is hidden
             return;
         }
         ++i;
     }
 
     // the item is not hidden, add it to the list
     KConfig config(QStringLiteral("baloofileinformationrc"), KConfig::NoGlobals);
     KConfigGroup settings = config.group(QStringLiteral("Show"));
 
     const QString label = m_provider->label(key);
 
     auto item = new QListWidgetItem(label, m_metaDataList);
     item->setData(Qt::UserRole, key);
     const bool show = settings.readEntry(key, true);
     item->setCheckState(show ? Qt::Checked : Qt::Unchecked);
 }
 
 void FileMetaDataConfigWidgetPrivate::slotLoadingFinished()
 {
     // Get all meta information labels that are available for
     // the currently shown file item and add them to the list.
     Q_ASSERT(m_provider != nullptr);
 
     m_metaDataList->clear();
 
     QVariantMap data = m_provider->data();
     // Always show these 3
     data.remove(QStringLiteral("rating"));
     data.remove(QStringLiteral("tags"));
     data.remove(QStringLiteral("userComment"));
 
     QVariantMap::const_iterator it = data.constBegin();
     while (it != data.constEnd()) {
         addItem(it.key());
         ++it;
     }
 
     addItem(QStringLiteral("rating"));
     addItem(QStringLiteral("tags"));
     addItem(QStringLiteral("userComment"));
 }
 
 FileMetaDataConfigWidget::FileMetaDataConfigWidget(QWidget *parent)
     : QWidget(parent)
     , d(new FileMetaDataConfigWidgetPrivate(this))
 {
 }
 
 FileMetaDataConfigWidget::~FileMetaDataConfigWidget() = default;
 
 void FileMetaDataConfigWidget::setItems(const KFileItemList &items)
 {
     d->m_fileItems = items;
     d->loadMetaData();
 }
 
 KFileItemList FileMetaDataConfigWidget::items() const
 {
     return d->m_fileItems;
 }
 
 void FileMetaDataConfigWidget::save()
 {
     KConfig config(QStringLiteral("baloofileinformationrc"), KConfig::NoGlobals);
     KConfigGroup showGroup = config.group(QStringLiteral("Show"));
 
     const int count = d->m_metaDataList->count();
     for (int i = 0; i < count; ++i) {
         QListWidgetItem *item = d->m_metaDataList->item(i);
         const bool show = (item->checkState() == Qt::Checked);
         const QString key = item->data(Qt::UserRole).toString();
         showGroup.writeEntry(key, show);
     }
 
     showGroup.sync();
 }
 
 bool FileMetaDataConfigWidget::event(QEvent *event)
 {
     if (event->type() == QEvent::Polish) {
         qDebug() << "GOT POLISH EVENT!!!";
         // loadMetaData() must be invoked asynchronously, as the list
         // must finish it's initialization first
         QMetaObject::invokeMethod(this, "loadMetaData", Qt::QueuedConnection);
     }
     return QWidget::event(event);
     ;
 }
 
 QSize FileMetaDataConfigWidget::sizeHint() const
 {
     return d->m_metaDataList->sizeHint();
 }
 
 #include "moc_filemetadataconfigwidget.cpp"