]> cloud.milkyroute.net Git - dolphin.git/blobdiff - src/panels/information/informationpanelcontent.cpp
Unify the search interface for non-indexed and indexed folders
[dolphin.git] / src / panels / information / informationpanelcontent.cpp
index 828783e678c4159172c86ec0ae6f3044f121825e..31128bafeb784339d8083345787501552cfdf189 100644 (file)
 
 #include <kdialog.h>
 #include <kfileitem.h>
+#include <kfilemetadatawidget.h>
 #include <kfileplacesmodel.h>
+#include <kglobalsettings.h>
 #include <kio/previewjob.h>
 #include <kiconeffect.h>
 #include <kiconloader.h>
 #include <klocale.h>
 #include <kmenu.h>
 #include <kseparator.h>
+#include <kstringhandler.h>
 
 #include <Phonon/BackendCapabilities>
 #include <Phonon/MediaObject>
@@ -39,6 +42,7 @@
 #include <QPointer>
 #include <QResizeEvent>
 #include <QScrollArea>
+#include <QTextDocument>
 #include <QTextLayout>
 #include <QTextLine>
 #include <QTimer>
@@ -46,8 +50,7 @@
 
 #include "dolphin_informationpanelsettings.h"
 #include "settings/dolphinsettings.h"
-#include "kmetadatawidget.h"
-#include "kmetadataconfigurationdialog.h"
+#include "settings/filemetadataconfigurationdialog.h"
 #include "phononwidget.h"
 #include "pixmapviewer.h"
 
@@ -73,7 +76,7 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) :
     connect(m_outdatedPreviewTimer, SIGNAL(timeout()),
             this, SLOT(markOutdatedPreview()));
 
-    QVBoxLayout* layout = new QVBoxLayout;
+    QVBoxLayout* layout = new QVBoxLayout(this);
     layout->setSpacing(KDialog::spacingHint());
 
     // preview
@@ -101,8 +104,10 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) :
     const bool showPreview = InformationPanelSettings::showPreview();
     m_preview->setVisible(showPreview);
 
-    m_metaDataWidget = new KMetaDataWidget(parent);
+    m_metaDataWidget = new KFileMetaDataWidget(parent);
+    m_metaDataWidget->setFont(KGlobalSettings::smallestReadableFont());
     m_metaDataWidget->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Minimum);
+    connect(m_metaDataWidget, SIGNAL(urlActivated(KUrl)), this, SIGNAL(urlActivated(KUrl)));
 
     // Encapsulate the MetaDataWidget inside a container that has a dummy widget
     // at the bottom. This prevents that the meta data widget gets vertically stretched
@@ -112,9 +117,7 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) :
     containerLayout->setContentsMargins(0, 0, 0, 0);
     containerLayout->setSpacing(0);
     containerLayout->addWidget(m_metaDataWidget);
-    QWidget* stretchWidget = new QWidget(metaDataWidgetContainer);
-    stretchWidget->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::MinimumExpanding);
-    containerLayout->addWidget(stretchWidget);
+    containerLayout->addStretch();
 
     m_metaDataArea = new QScrollArea(parent);
     m_metaDataArea->setWidget(metaDataWidgetContainer);
@@ -133,7 +136,6 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) :
     layout->addWidget(m_nameLabel);
     layout->addWidget(new KSeparator());
     layout->addWidget(m_metaDataArea);
-    parent->setLayout(layout);
 }
 
 InformationPanelContent::~InformationPanelContent()
@@ -146,37 +148,48 @@ void InformationPanelContent::showItem(const KFileItem& item)
     m_pendingPreview = false;
 
     const KUrl itemUrl = item.url();
+    const bool isSearchUrl = itemUrl.protocol().contains("search") && item.nepomukUri().isEmpty();
     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);
-
-        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&)));
+        setNameLabelText(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)
+            KIconLoader iconLoader;
+            QPixmap icon = iconLoader.loadIcon("nepomuk",
+                                               KIconLoader::NoGroup,
+                                               KIconLoader::SizeEnormous);
+            m_preview->setPixmap(icon);
+        } else {
+            // 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();
+            }
 
-        setNameLabelText(itemUrl.fileName());
+            KIO::PreviewJob* job = KIO::filePreview(KFileItemList() << item,
+                                                    m_preview->width(),
+                                                    m_preview->height(),
+                                                    0,
+                                                    0,
+                                                    false,
+                                                    true);
+
+            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&)));
+        }
     }
 
     if (m_metaDataWidget != 0) {
-        m_metaDataWidget->setItem(item);
+        m_metaDataWidget->show();
+        m_metaDataWidget->setItems(KFileItemList() << item);
     }
 
     if (InformationPanelSettings::showPreview()) {
@@ -227,36 +240,27 @@ void InformationPanelContent::showItems(const KFileItemList& items)
 
 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.
             m_metaDataWidget->setFixedWidth(resizeEvent->size().width());
         } 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);
-            }
+            adjustWidgetSizes(resizeEvent->size().width());
+        }
+        break;
+    }
 
-            // try to increase the preview as large as possible
-            m_preview->setSizeHint(QSize(maxWidth, maxWidth));
+    case QEvent::Polish:
+        adjustWidgetSizes(parentWidget()->width());
+        break;
 
-            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));
-            }
-        }
+    default:
+        break;
     }
+
     return Panel::eventFilter(obj, event);
 }
 
@@ -284,15 +288,15 @@ void InformationPanelContent::configureSettings()
         m_preview->setVisible(isChecked);
         InformationPanelSettings::setShowPreview(isChecked);
     } else if (action == configureAction) {
-        QPointer<KMetaDataConfigurationDialog> dialog = new KMetaDataConfigurationDialog(m_metaDataWidget, this, Qt::Dialog);
+        FileMetaDataConfigurationDialog* dialog = new FileMetaDataConfigurationDialog();
         dialog->setDescription(i18nc("@label::textbox",
-                               "Configure which data should be shown in the Information Panel."));
-        dialog->exec();
-        delete dialog;
-    }
-
-    if (!m_item.isNull() && m_item.nepomukUri().isValid()) {
-        showItem(m_item);
+                                     "Select which data should be shown in the information panel."));
+        dialog->setItems(m_metaDataWidget->items());
+        dialog->setAttribute(Qt::WA_DeleteOnClose);
+        dialog->show();
+        dialog->raise();
+        dialog->activateWindow();
+        connect(dialog, SIGNAL(destroyed()), this, SLOT(refreshMetaData()));
     }
 }
 
@@ -306,7 +310,7 @@ void InformationPanelContent::showIcon(const KFileItem& item)
 }
 
 void InformationPanelContent::showPreview(const KFileItem& item,
-                                  const QPixmap& pixmap)
+                                          const QPixmap& pixmap)
 {
     m_outdatedPreviewTimer->stop();
 
@@ -336,6 +340,13 @@ void InformationPanelContent::slotPlayingStopped()
     m_preview->setVisible(true);
 }
 
+void InformationPanelContent::refreshMetaData()
+{
+    if (!m_item.isNull() && m_item.nepomukUri().isValid()) {
+        showItem(m_item);
+    }
+}
+
 bool InformationPanelContent::applyPlace(const KUrl& url)
 {
     KFilePlacesModel* placesModel = DolphinSettings::instance().placesModel();
@@ -359,19 +370,21 @@ void InformationPanelContent::setNameLabelText(const QString& text)
     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;
-    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());
-        wrappedText += text.mid(line.textStart(), line.textLength());
+        wrappedText += processedText.mid(line.textStart(), line.textLength());
 
         line = textLayout.createLine();
         if (line.isValid()) {
@@ -383,4 +396,29 @@ void InformationPanelContent::setNameLabelText(const QString& text)
     m_nameLabel->setText(wrappedText);
 }
 
+void InformationPanelContent::adjustWidgetSizes(int width)
+{
+    // 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 - 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));
+    }
+}
+
 #include "informationpanelcontent.moc"