[InformationPanel] Hide the video when the preview is disabled, avoid computing the...

[dolphin.git] / src / panels / information / informationpanelcontent.cpp

diff --git a/src/panels/information/informationpanelcontent.cpp b/src/panels/information/informationpanelcontent.cpp
index 1d95c00134abc5312b91f11f32a97fd66338edb9..e2b90dcc894da300810b0b6c250e3afe61c4765f 100644 (file)
--- a/src/panels/information/informationpanelcontent.cpp
+++ b/src/panels/information/informationpanelcontent.cpp
@@ -1,5 +1,5 @@
 /***************************************************************************
 /***************************************************************************

- *   Copyright (C) 2009 by Peter Penz <peter.penz@gmx.at>                  *
+ *   Copyright (C) 2009 by Peter Penz <peter.penz19@gmail.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  *
  *                                                                         *
  *   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  *


@@ -19,66 +19,48 @@
 
 #include "informationpanelcontent.h"
 
 
 #include "informationpanelcontent.h"
 

-#include <config-nepomuk.h>
+#include <KIO/JobUiDelegate>
+#include <KIO/PreviewJob>
+#include <KIconEffect>
+#include <KIconLoader>
+#include <KJobWidgets>
+#include <KLocalizedString>
+#include <KSeparator>
+#include <KStringHandler>

 
 

-#include <kdialog.h>
-#include <kfileitem.h>
-#include <kfileplacesmodel.h>
-#include <kio/previewjob.h>
-#include <kiconeffect.h>
-#include <kiconloader.h>
-#include <klocale.h>
-#include <kmenu.h>
-#include <kseparator.h>
+#include <QIcon>
+#include <QTextDocument>
+
+#include <Baloo/FileMetaDataWidget>
+
+#include <panels/places/placesitem.h>
+#include <panels/places/placesitemmodel.h>

 
 #include <Phonon/BackendCapabilities>
 #include <Phonon/MediaObject>
 
 #include <Phonon/BackendCapabilities>
 #include <Phonon/MediaObject>

-#include <Phonon/SeekSlider>

 
 

-#include <QEvent>

 #include <QLabel>
 #include <QLabel>

-#include <QPixmap>
-#include <QResizeEvent>

 #include <QScrollArea>
 #include <QTextLayout>
 #include <QScrollArea>
 #include <QTextLayout>

-#include <QTextLine>

 #include <QTimer>
 #include <QVBoxLayout>
 #include <QTimer>
 #include <QVBoxLayout>

+#include <QStyle>

 
 #include "dolphin_informationpanelsettings.h"
 
 #include "dolphin_informationpanelsettings.h"

-#include "settings/dolphinsettings.h"
-#include "metadatawidget.h"

 #include "phononwidget.h"
 #include "pixmapviewer.h"
 
 #include "phononwidget.h"
 #include "pixmapviewer.h"
 

-#ifdef HAVE_NEPOMUK
-#define DISABLE_NEPOMUK_LEGACY
-#include <Nepomuk/Resource>
-#include <Nepomuk/Types/Property>
-#include <Nepomuk/Variant>
-#endif
-
-/**
- * Helper function for sorting items with qSort() in
- * InformationPanelContent::contextMenu().
- */
-bool lessThan(const QAction* action1, const QAction* action2)
-{
-    return action1->text() < action2->text();
-}
-
-

 InformationPanelContent::InformationPanelContent(QWidget* parent) :
 InformationPanelContent::InformationPanelContent(QWidget* parent) :

-    Panel(parent),
+    QWidget(parent),

     m_item(),
     m_item(),

-    m_pendingPreview(false),
-    m_outdatedPreviewTimer(0),
-    m_nameLabel(0),
-    m_preview(0),
-    m_previewSeparator(0),
-    m_phononWidget(0),
-    m_metaDataWidget(0),
-    m_metaDataArea(0)
+    m_previewJob(nullptr),
+    m_outdatedPreviewTimer(nullptr),
+    m_preview(nullptr),
+    m_phononWidget(nullptr),
+    m_nameLabel(nullptr),
+    m_metaDataWidget(nullptr),
+    m_metaDataArea(nullptr),
+    m_placesItemModel(nullptr)

 {
     parent->installEventFilter(this);
 
 {
     parent->installEventFilter(this);
 


@@ -88,20 +70,10 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) :
     m_outdatedPreviewTimer = new QTimer(this);
     m_outdatedPreviewTimer->setInterval(300);
     m_outdatedPreviewTimer->setSingleShot(true);
     m_outdatedPreviewTimer = new QTimer(this);
     m_outdatedPreviewTimer->setInterval(300);
     m_outdatedPreviewTimer->setSingleShot(true);

-    connect(m_outdatedPreviewTimer, SIGNAL(timeout()),
-            this, SLOT(markOutdatedPreview()));
+    connect(m_outdatedPreviewTimer, &QTimer::timeout,
+            this, &InformationPanelContent::markOutdatedPreview);

 
 

-    QVBoxLayout* layout = new QVBoxLayout;
-    layout->setSpacing(KDialog::spacingHint());
-
-    // name
-    m_nameLabel = new QLabel(parent);
-    QFont font = m_nameLabel->font();
-    font.setBold(true);
-    m_nameLabel->setFont(font);
-    m_nameLabel->setAlignment(Qt::AlignHCenter);
-    m_nameLabel->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
-    m_nameLabel->setMaximumWidth(KIconLoader::SizeEnormous);
+    QVBoxLayout* layout = new QVBoxLayout(this);

 
     // preview
     const int minPreviewWidth = KIconLoader::SizeEnormous + KIconLoader::SizeMedium;
 
     // preview
     const int minPreviewWidth = KIconLoader::SizeEnormous + KIconLoader::SizeMedium;


@@ -111,149 +83,154 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) :
     m_preview->setMinimumHeight(KIconLoader::SizeEnormous);
 
     m_phononWidget = new PhononWidget(parent);
     m_preview->setMinimumHeight(KIconLoader::SizeEnormous);
 
     m_phononWidget = new PhononWidget(parent);

+    m_phononWidget->hide();

     m_phononWidget->setMinimumWidth(minPreviewWidth);
     m_phononWidget->setMinimumWidth(minPreviewWidth);

-    connect(m_phononWidget, SIGNAL(playingStarted()),
-            this, SLOT(slotPlayingStarted()));
-    connect(m_phononWidget, SIGNAL(playingStopped()),
-            this, SLOT(slotPlayingStopped()));
-
-    m_previewSeparator = new KSeparator(parent);
+    connect(m_phononWidget, &PhononWidget::hasVideoChanged,
+            this, &InformationPanelContent::slotHasVideoChanged);

 
 

-    const bool showPreview = InformationPanelSettings::showPreview();
-    m_preview->setVisible(showPreview);
-    m_previewSeparator->setVisible(showPreview);
-
-    m_metaDataWidget = new MetaDataWidget(parent);
+    // name
+    m_nameLabel = new QLabel(parent);
+    QFont font = m_nameLabel->font();
+    font.setBold(true);
+    m_nameLabel->setFont(font);
+    m_nameLabel->setTextFormat(Qt::PlainText);
+    m_nameLabel->setAlignment(Qt::AlignHCenter);
+    m_nameLabel->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Fixed);
+
+    const bool previewsShown = InformationPanelSettings::previewsShown();
+    m_preview->setVisible(previewsShown);
+
+    m_metaDataWidget = new Baloo::FileMetaDataWidget(parent);
+    m_metaDataWidget->setDateFormat(static_cast<Baloo::DateFormats>(InformationPanelSettings::dateFormat()));
+    connect(m_metaDataWidget, &Baloo::FileMetaDataWidget::urlActivated,
+            this, &InformationPanelContent::urlActivated);
+    m_metaDataWidget->setFont(QFontDatabase::systemFont(QFontDatabase::SmallestReadableFont));
+    m_metaDataWidget->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Minimum);
+
+    // Encapsulate the MetaDataWidget inside a container that has a dummy widget
+    // at the bottom. This prevents that the meta data widget gets vertically stretched
+    // in the case where the height of m_metaDataArea > m_metaDataWidget.
+    QWidget* metaDataWidgetContainer = new QWidget(parent);
+    QVBoxLayout* containerLayout = new QVBoxLayout(metaDataWidgetContainer);
+    containerLayout->setContentsMargins(0, 0, 0, 0);
+    containerLayout->setSpacing(0);
+    containerLayout->addWidget(m_metaDataWidget);
+    containerLayout->addStretch();

 
     m_metaDataArea = new QScrollArea(parent);
 
     m_metaDataArea = new QScrollArea(parent);

-    //m_metaDataArea->setWidget(m_metaDataArea);
+    m_metaDataArea->setWidget(metaDataWidgetContainer);

     m_metaDataArea->setWidgetResizable(true);
     m_metaDataArea->setFrameShape(QFrame::NoFrame);
 
     QWidget* viewport = m_metaDataArea->viewport();
     viewport->installEventFilter(this);
 
     m_metaDataArea->setWidgetResizable(true);
     m_metaDataArea->setFrameShape(QFrame::NoFrame);
 
     QWidget* viewport = m_metaDataArea->viewport();
     viewport->installEventFilter(this);
 

-    QPalette palette = viewport->palette();
-    palette.setColor(viewport->backgroundRole(), QColor(Qt::transparent));
-    viewport->setPalette(palette);
-
-    layout->addWidget(m_nameLabel);
-    layout->addWidget(new KSeparator(this));

     layout->addWidget(m_preview);
     layout->addWidget(m_phononWidget);
     layout->addWidget(m_preview);
     layout->addWidget(m_phononWidget);

-    layout->addWidget(m_previewSeparator);
-    if (m_metaDataWidget != 0) {
-        layout->addWidget(m_metaDataWidget);
-    }
+    layout->addWidget(m_nameLabel);
+    layout->addWidget(new KSeparator());

     layout->addWidget(m_metaDataArea);
     layout->addWidget(m_metaDataArea);

-    parent->setLayout(layout);
+
+    m_placesItemModel = new PlacesItemModel(this);

 }
 
 InformationPanelContent::~InformationPanelContent()
 {
 }
 
 InformationPanelContent::~InformationPanelContent()
 {

-    InformationPanelSettings::self()->writeConfig();
+    InformationPanelSettings::self()->save();

 }
 
 void InformationPanelContent::showItem(const KFileItem& item)
 {
 }
 
 void InformationPanelContent::showItem(const KFileItem& item)
 {

-    m_pendingPreview = false;
-
-    const KUrl itemUrl = item.url();
-    if (!applyPlace(itemUrl)) {
-        // try to get a preview pixmap from the item...
-        m_pendingPreview = true;
-
-        // Mark the currently shown preview as outdated. This is done
-        // with a small delay to prevent a flickering when the next preview
-        // can be shown within a short timeframe. This timer is not started
-        // for directories, as directory previews might fail and return the
-        // same icon.
-        if (!item.isDir()) {
-            m_outdatedPreviewTimer->start();
-        }
-
-        KIO::PreviewJob* job = KIO::filePreview(KFileItemList() << item,
-                                                m_preview->width(),
-                                                m_preview->height(),
-                                                0,
-                                                0,
-                                                false,
-                                                true);
+    m_item = item;

 
 

-        connect(job, SIGNAL(gotPreview(const KFileItem&, const QPixmap&)),
-                this, SLOT(showPreview(const KFileItem&, const QPixmap&)));
-        connect(job, SIGNAL(failed(const KFileItem&)),
-                this, SLOT(showIcon(const KFileItem&)));
+    refreshPreview();
+    refreshMetaData();
+}

 
 

-        setNameLabelText(itemUrl.fileName());
+void InformationPanelContent::refreshPreview() {
+    // If there is a preview job, kill it to prevent that we have jobs for
+    // multiple items running, and thus a race condition (bug 250787).
+    if (m_previewJob) {
+        m_previewJob->kill();

     }
 
     }
 

-/* TODO: move to MetaDataWidget
-    if (!item.isDir() && item.nepomukUri().isValid()) {
-        KConfig config("kmetainformationrc", KConfig::NoGlobals);
-        KConfigGroup settings = config.group("Show");
-        initMetaInfoSettings(settings);
-
-        Nepomuk::Resource res(item.url());
-
-        QHash<QUrl, Nepomuk::Variant> properties = res.properties();
-        QHash<QUrl, Nepomuk::Variant>::const_iterator it = properties.constBegin();
-        while (it != properties.constEnd()) {
-            Nepomuk::Types::Property prop(it.key());
-            if (settings.readEntry(prop.name(), true)) {
-                // TODO #1: use Nepomuk::formatValue(res, prop) if available
-                // instead of it.value().toString()
-                // TODO #2: using tunedLabel() is a workaround for KDE 4.3 until
-                // we get translated labels
-                m_metaTextLabel->add(tunedLabel(prop.label()) + ':', it.value().toString());
+    if (InformationPanelSettings::previewsShown()) {
+        m_preview->show();
+
+        const QUrl itemUrl = m_item.url();
+        const bool isSearchUrl = itemUrl.scheme().contains(QStringLiteral("search")) && m_item.localPath().isEmpty();
+        setNameLabelText(m_item.text());
+        if (isSearchUrl) {
+            // in the case of a search-URL the URL is not readable for humans
+            // (at least not useful to show in the Information Panel)
+            m_preview->setPixmap(
+                QIcon::fromTheme(QStringLiteral("nepomuk")).pixmap(KIconLoader::SizeEnormous, KIconLoader::SizeEnormous)
+            );
+        } else {
+            // try to get a preview pixmap from the item...
+
+            // Mark the currently shown preview as outdated. This is done
+            // with a small delay to prevent a flickering when the next preview
+            // can be shown within a short timeframe. This timer is not started
+            // for directories, as directory previews might fail and return the
+            // same icon.
+            if (!m_item.isDir()) {
+                m_outdatedPreviewTimer->start();

             }
             }

-            ++it;
-        }
-    }
-*/

 
 

-    if (m_metaDataWidget != 0) {
-        m_metaDataWidget->setItem(item);
-    }
+            QStringList plugins = KIO::PreviewJob::availablePlugins();
+            m_previewJob = new KIO::PreviewJob(KFileItemList() << m_item,
+                                               QSize(m_preview->width(), m_preview->height()),
+                                               &plugins);
+            m_previewJob->setScaleType(KIO::PreviewJob::Unscaled);
+            m_previewJob->setIgnoreMaximumSize(m_item.isLocalFile());
+            if (m_previewJob->uiDelegate()) {
+                KJobWidgets::setWindow(m_previewJob, this);
+            }
+
+            connect(m_previewJob.data(), &KIO::PreviewJob::gotPreview,
+                    this, &InformationPanelContent::showPreview);
+            connect(m_previewJob.data(), &KIO::PreviewJob::failed,
+                    this, &InformationPanelContent::showIcon);

 
 

-    if (InformationPanelSettings::showPreview()) {
-        const QString mimeType = item.mimetype();
-        const bool usePhonon = Phonon::BackendCapabilities::isMimeTypeAvailable(mimeType) &&
-                               (mimeType != "image/png");  // TODO: workaround, as Phonon
-                                                           // thinks it supports PNG images
-        if (usePhonon) {
-            m_phononWidget->show();
-            PhononWidget::Mode mode = mimeType.startsWith(QLatin1String("video"))
-                                      ? PhononWidget::Video
-                                      : PhononWidget::Audio;
-            m_phononWidget->setMode(mode);
-            m_phononWidget->setUrl(item.url());
-            if ((mode == PhononWidget::Video) && m_preview->isVisible()) {
+            const QString mimeType = m_item.mimetype();
+            const bool usePhonon = mimeType.startsWith(QLatin1String("audio/")) || mimeType.startsWith(QLatin1String("video/"));
+            if (usePhonon) {
+                m_phononWidget->show();
+                m_phononWidget->setUrl(m_item.targetUrl());

                 m_phononWidget->setVideoSize(m_preview->size());
                 m_phononWidget->setVideoSize(m_preview->size());

+            } else {
+                m_phononWidget->hide();

             }
             }

-        } else {
-            m_phononWidget->hide();
-            m_preview->setVisible(true);

         }
     } else {
         }
     } else {

+        m_preview->hide();

         m_phononWidget->hide();
     }
         m_phononWidget->hide();
     }

+}

 
 

-    m_item = item;
+void InformationPanelContent::refreshMetaData() {
+    if (m_metaDataWidget) {
+        m_metaDataWidget->setDateFormat(static_cast<Baloo::DateFormats>(InformationPanelSettings::dateFormat()));
+        m_metaDataWidget->show();
+        m_metaDataWidget->setItems(KFileItemList() << m_item);
+    }

 }
 
 void InformationPanelContent::showItems(const KFileItemList& items)
 {
 }
 
 void InformationPanelContent::showItems(const KFileItemList& items)
 {

-    m_pendingPreview = false;
+    // If there is a preview job, kill it to prevent that we have jobs for
+    // multiple items running, and thus a race condition (bug 250787).
+    if (m_previewJob) {
+        m_previewJob->kill();
+    }

 
 

-    KIconLoader iconLoader;
-    QPixmap icon = iconLoader.loadIcon("dialog-information",
-                                       KIconLoader::NoGroup,
-                                       KIconLoader::SizeEnormous);
-    m_preview->setPixmap(icon);
-    setNameLabelText(i18ncp("@info", "%1 item selected", "%1 items selected", items.count()));
+    m_preview->setPixmap(
+        QIcon::fromTheme(QStringLiteral("dialog-information")).pixmap(KIconLoader::SizeEnormous, KIconLoader::SizeEnormous)
+    );
+    setNameLabelText(i18ncp("@label", "%1 item selected", "%1 items selected", items.count()));

 
 

-    if (m_metaDataWidget != 0) {
+    if (m_metaDataWidget) {

         m_metaDataWidget->setItems(items);
     }
 
         m_metaDataWidget->setItems(items);
     }
 


@@ -264,222 +241,69 @@ void InformationPanelContent::showItems(const KFileItemList& items)
 
 bool InformationPanelContent::eventFilter(QObject* obj, QEvent* event)
 {
 
 bool InformationPanelContent::eventFilter(QObject* obj, QEvent* event)
 {

-    if (event->type() == QEvent::Resize) {
+    switch (event->type()) {
+    case QEvent::Resize: {

         QResizeEvent* resizeEvent = static_cast<QResizeEvent*>(event);
         if (obj == m_metaDataArea->viewport()) {
             // The size of the meta text area has changed. Adjust the fixed
             // width in a way that no horizontal scrollbar needs to be shown.
         QResizeEvent* resizeEvent = static_cast<QResizeEvent*>(event);
         if (obj == m_metaDataArea->viewport()) {
             // The size of the meta text area has changed. Adjust the fixed
             // width in a way that no horizontal scrollbar needs to be shown.

-            //m_metaDataWidget->setFixedWidth(resizeEvent->size().width());
+            m_metaDataWidget->setFixedWidth(resizeEvent->size().width());

         } else if (obj == parent()) {
         } else if (obj == parent()) {

-            // If the text inside the name label or the info label cannot
-            // get wrapped, then the maximum width of the label is increased
-            // so that the width of the information panel gets increased.
-            // To prevent this, the maximum width is adjusted to
-            // the current width of the panel.
-            const int maxWidth = resizeEvent->size().width() - KDialog::spacingHint() * 4;
-            m_nameLabel->setMaximumWidth(maxWidth);
-
-            // The metadata widget also contains a text widget which may return
-            // a large preferred width.
-            if (m_metaDataWidget != 0) {
-                //m_metaDataWidget->setMaximumWidth(maxWidth);
-            }
-
-            // try to increase the preview as large as possible
-            m_preview->setSizeHint(QSize(maxWidth, maxWidth));
-
-            if (m_phononWidget->isVisible() && (m_phononWidget->mode() == PhononWidget::Video)) {
-                // assure that the size of the video player is the same as the preview size
-                m_phononWidget->setVideoSize(QSize(maxWidth, maxWidth));
-            }
-        }
-    }
-    return Panel::eventFilter(obj, event);
-}
-
-void InformationPanelContent::configureSettings()
-{
-#ifdef HAVE_NEPOMUK
-    if (m_item.isNull() ||
-        !m_item.nepomukUri().isValid()) {
-        return;
-    }
-
-    KMenu popup(this);
-
-    QAction* previewAction = popup.addAction(i18nc("@action:inmenu", "Preview"));
-    previewAction->setIcon(KIcon("view-preview"));
-    previewAction->setCheckable(true);
-    previewAction->setChecked(InformationPanelSettings::showPreview());
-
-    const bool metaDataAvailable = true; // MetaDataWidget::metaDataAvailable(); TODO
-
-    QAction* ratingAction = popup.addAction(i18nc("@action:inmenu", "Rating"));
-    ratingAction->setIcon(KIcon("rating"));
-    ratingAction->setCheckable(true);
-    ratingAction->setChecked(InformationPanelSettings::showRating());
-    ratingAction->setEnabled(metaDataAvailable);
-
-    QAction* commentAction = popup.addAction(i18nc("@action:inmenu", "Comment"));
-    commentAction->setIcon(KIcon("text-plain"));
-    commentAction->setCheckable(true);
-    commentAction->setChecked(InformationPanelSettings::showComment());
-    commentAction->setEnabled(metaDataAvailable);
-
-    QAction* tagsAction = popup.addAction(i18nc("@action:inmenu", "Tags"));
-    tagsAction->setCheckable(true);
-    tagsAction->setChecked(InformationPanelSettings::showTags());
-    tagsAction->setEnabled(metaDataAvailable);
-
-    KConfig config("kmetainformationrc", KConfig::NoGlobals);
-    KConfigGroup settings = config.group("Show");
-    initMetaInfoSettings(settings);
-
-    QList<QAction*> actions;
-
-    // Get all meta information labels that are available for
-    // the currently shown file item and add them to the popup.
-    Nepomuk::Resource res(m_item.url());
-    QHash<QUrl, Nepomuk::Variant> properties = res.properties();
-    QHash<QUrl, Nepomuk::Variant>::const_iterator it = properties.constBegin();
-    while (it != properties.constEnd()) {
-        Nepomuk::Types::Property prop(it.key());
-        const QString key = prop.name();
-
-        // Meta information provided by Nepomuk that is already
-        // available from KFileItem should not be configurable.
-        bool skip = (key == "fileExtension") ||
-                    (key == "name") ||
-                    (key == "sourceModified") ||
-                    (key == "size") ||
-                    (key == "mime type");
-        if (!skip) {
-            // Check whether there is already a meta information
-            // having the same label. In this case don't show it
-            // twice in the menu.
-            foreach (const QAction* action, actions) {
-                if (action->data().toString() == key) {
-                    skip = true;
-                    break;
-                }
-            }
-        }
-
-        if (!skip) {
-            const QString label = tunedLabel(prop.label());
-            QAction* action = new QAction(label, &popup);
-            action->setCheckable(true);
-            action->setChecked(settings.readEntry(key, true));
-            action->setData(key);
-            actions.append(action);
+            adjustWidgetSizes(resizeEvent->size().width());

         }
         }

-
-        ++it;
+        break;

     }
 
     }
 

-    if (!actions.isEmpty()) {
-        popup.addSeparator();
+    case QEvent::Polish:
+        adjustWidgetSizes(parentWidget()->width());
+        break;

 
 

-        // add all items alphabetically sorted to the popup
-        qSort(actions.begin(), actions.end(), lessThan);
-        foreach (QAction* action, actions) {
-            popup.addAction(action);
-        }
-    }
+    case QEvent::FontChange:
+        m_metaDataWidget->setFont(QFontDatabase::systemFont(QFontDatabase::SmallestReadableFont));
+        break;

 
 

-    // Open the popup and adjust the settings for the
-    // selected action.
-    QAction* action = popup.exec(QCursor::pos());
-    if (action == 0) {
-        return;
+    default:
+        break;

     }
 
     }
 

-    const bool isChecked = action->isChecked();
-    if (action == previewAction) {
-        m_preview->setVisible(isChecked);
-        m_previewSeparator->setVisible(isChecked);
-        InformationPanelSettings::setShowPreview(isChecked);
-    } else if (action == ratingAction) {
-        //m_metaDataWidget->setRatingVisible(isChecked);
-        InformationPanelSettings::setShowRating(isChecked);
-    } else if (action == commentAction) {
-        //m_metaDataWidget->setCommentVisible(isChecked);
-        InformationPanelSettings::setShowComment(isChecked);
-    } else if (action == tagsAction) {
-        //m_metaDataWidget->setTagsVisible(isChecked);
-        InformationPanelSettings::setShowTags(isChecked);
-    } else {
-        settings.writeEntry(action->data().toString(), action->isChecked());
-        settings.sync();
-    }
-
-    /*if (m_metaDataWidget != 0) {
-        const bool visible = m_metaDataWidget->isRatingVisible() ||
-                             m_metaDataWidget->isCommentVisible() ||
-                             m_metaDataWidget->areTagsVisible();
-        m_metaDataSeparator->setVisible(visible);
-    }*/
-
-    showItem(m_item);
-#endif
+    return QWidget::eventFilter(obj, event);

 }
 
 void InformationPanelContent::showIcon(const KFileItem& item)
 {
     m_outdatedPreviewTimer->stop();
 }
 
 void InformationPanelContent::showIcon(const KFileItem& item)
 {
     m_outdatedPreviewTimer->stop();

-    m_pendingPreview = false;
-    if (!applyPlace(item.url())) {
-        m_preview->setPixmap(item.pixmap(KIconLoader::SizeEnormous));
-    }
+    QPixmap pixmap = QIcon::fromTheme(item.iconName()).pixmap(KIconLoader::SizeEnormous, KIconLoader::SizeEnormous);
+    KIconLoader::global()->drawOverlays(item.overlays(), pixmap, KIconLoader::Desktop);
+    m_preview->setPixmap(pixmap);

 }
 
 void InformationPanelContent::showPreview(const KFileItem& item,
 }
 
 void InformationPanelContent::showPreview(const KFileItem& item,

-                                  const QPixmap& pixmap)
+                                          const QPixmap& pixmap)

 {
     m_outdatedPreviewTimer->stop();
 {
     m_outdatedPreviewTimer->stop();

-

     Q_UNUSED(item);
     Q_UNUSED(item);

-    if (m_pendingPreview) {
-        m_preview->setPixmap(pixmap);
-        m_pendingPreview = false;
-    }
+
+    QPixmap p = pixmap;
+    KIconLoader::global()->drawOverlays(item.overlays(), p, KIconLoader::Desktop);
+    m_preview->setPixmap(p);

 }
 
 void InformationPanelContent::markOutdatedPreview()
 {
 }
 
 void InformationPanelContent::markOutdatedPreview()
 {

-    KIconEffect iconEffect;
-    QPixmap disabledPixmap = iconEffect.apply(m_preview->pixmap(),
-                                              KIconLoader::Desktop,
-                                              KIconLoader::DisabledState);
+    KIconEffect *iconEffect = KIconLoader::global()->iconEffect();
+    QPixmap disabledPixmap = iconEffect->apply(m_preview->pixmap(),
+                                               KIconLoader::Desktop,
+                                               KIconLoader::DisabledState);

     m_preview->setPixmap(disabledPixmap);
 }
 
     m_preview->setPixmap(disabledPixmap);
 }
 

-void InformationPanelContent::slotPlayingStarted()
-{
-    m_preview->setVisible(m_phononWidget->mode() != PhononWidget::Video);
+KFileItemList InformationPanelContent::items() {
+    return m_metaDataWidget->items();

 }
 
 }
 

-void InformationPanelContent::slotPlayingStopped()
+void InformationPanelContent::slotHasVideoChanged(bool hasVideo)

 {
 {

-    m_preview->setVisible(true);
-}
-
-bool InformationPanelContent::applyPlace(const KUrl& url)
-{
-    KFilePlacesModel* placesModel = DolphinSettings::instance().placesModel();
-    int count = placesModel->rowCount();
-
-    for (int i = 0; i < count; ++i) {
-        QModelIndex index = placesModel->index(i, 0);
-
-        if (url.equals(placesModel->url(index), KUrl::CompareWithoutTrailingSlash)) {
-            setNameLabelText(placesModel->text(index));
-            m_preview->setPixmap(placesModel->icon(index).pixmap(128, 128));
-            return true;
-        }
-    }
-
-    return false;
+    m_preview->setVisible(InformationPanelSettings::previewsShown() && !hasVideo);

 }
 
 void InformationPanelContent::setNameLabelText(const QString& text)
 }
 
 void InformationPanelContent::setNameLabelText(const QString& text)


@@ -487,19 +311,21 @@ void InformationPanelContent::setNameLabelText(const QString& text)
     QTextOption textOption;
     textOption.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
 
     QTextOption textOption;
     textOption.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
 

-    QTextLayout textLayout(text);
+    const QString processedText = Qt::mightBeRichText(text) ? text : KStringHandler::preProcessWrap(text);
+
+    QTextLayout textLayout(processedText);

     textLayout.setFont(m_nameLabel->font());
     textLayout.setTextOption(textOption);
 
     QString wrappedText;
     textLayout.setFont(m_nameLabel->font());
     textLayout.setTextOption(textOption);
 
     QString wrappedText;

-    wrappedText.reserve(text.length());
+    wrappedText.reserve(processedText.length());

 
     // wrap the text to fit into the width of m_nameLabel
     textLayout.beginLayout();
     QTextLine line = textLayout.createLine();
     while (line.isValid()) {
         line.setLineWidth(m_nameLabel->width());
 
     // wrap the text to fit into the width of m_nameLabel
     textLayout.beginLayout();
     QTextLine line = textLayout.createLine();
     while (line.isValid()) {
         line.setLineWidth(m_nameLabel->width());

-        wrappedText += text.mid(line.textStart(), line.textLength());
+        wrappedText += processedText.midRef(line.textStart(), line.textLength());

 
         line = textLayout.createLine();
         if (line.isValid()) {
 
         line = textLayout.createLine();
         if (line.isValid()) {


@@ -511,52 +337,28 @@ void InformationPanelContent::setNameLabelText(const QString& text)
     m_nameLabel->setText(wrappedText);
 }
 
     m_nameLabel->setText(wrappedText);
 }
 

-void InformationPanelContent::initMetaInfoSettings(KConfigGroup& group)
+void InformationPanelContent::adjustWidgetSizes(int width)

 {
 {

-    if (!group.readEntry("initialized", false)) {
-        // The resource file is read the first time. Assure
-        // that some meta information is disabled per default.
-
-        static const char* disabledProperties[] = {
-            "asText", "contentSize", "depth", "fileExtension",
-            "fileName", "fileSize", "isPartOf", "mimetype", "name",
-            "parentUrl", "plainTextContent", "sourceModified",
-            "size", "url",
-            0 // mandatory last entry
-        };
-
-        int i = 0;
-        while (disabledProperties[i] != 0) {
-            group.writeEntry(disabledProperties[i], false);
-            ++i;
-        }
-
-        // mark the group as initialized
-        group.writeEntry("initialized", true);
+    // If the text inside the name label or the info label cannot
+    // get wrapped, then the maximum width of the label is increased
+    // so that the width of the information panel gets increased.
+    // To prevent this, the maximum width is adjusted to
+    // the current width of the panel.
+    const int maxWidth = width - style()->layoutSpacing(QSizePolicy::DefaultType, QSizePolicy::DefaultType, Qt::Horizontal) * 4;
+    m_nameLabel->setMaximumWidth(maxWidth);
+
+    // The metadata widget also contains a text widget which may return
+    // a large preferred width.
+    if (m_metaDataWidget) {
+        m_metaDataWidget->setMaximumWidth(maxWidth);

     }
     }

-}

 
 

-QString InformationPanelContent::tunedLabel(const QString& label) const
-{
-    QString tunedLabel;
-    const int labelLength = label.length();
-    if (labelLength > 0) {
-        tunedLabel.reserve(labelLength);
-        tunedLabel = label[0].toUpper();
-        for (int i = 1; i < labelLength; ++i) {
-            if (label[i].isUpper() && !label[i - 1].isSpace() && !label[i - 1].isUpper()) {
-                tunedLabel += ' ';
-                tunedLabel += label[i].toLower();
-            } else {
-                tunedLabel += label[i];
-            }
-        }
-    }
-    return tunedLabel;
-}
+    // try to increase the preview as large as possible
+    m_preview->setSizeHint(QSize(maxWidth, maxWidth));

 
 

-void InformationPanelContent::init()
-{
+    if (m_phononWidget->isVisible()) {
+        // assure that the size of the video player is the same as the preview size
+        m_phononWidget->setVideoSize(QSize(maxWidth, maxWidth));
+    }

 }
 
 }
 

-#include "informationpanelcontent.moc"