2 files changed, 15 insertions, 0 deletions
diff --git a/src/panels/information/informationpanelcontent.cpp b/src/panels/information/informationpanelcontent.cpp
index 5146e8c7e..d4c52a047 100644
--- a/src/panels/information/informationpanelcontent.cpp
+++ b/src/panels/information/informationpanelcontent.cpp
@@ -492,6 +492,15 @@ void InformationPanelContent::showPreview(const KFileItem& item,
     }
 }
 
+void InformationPanelContent::markOutdatedPreview()
+{
+    KIconEffect iconEffect;
+    QPixmap disabledPixmap = iconEffect.apply(m_preview->pixmap(),
+                                              KIconLoader::Desktop,
+                                              KIconLoader::DisabledState);
+    m_preview->setPixmap(disabledPixmap);
+}
+
 void InformationPanelContent::slotPlayingStarted()
 {
     m_preview->setVisible(m_phononWidget->mode() != PhononWidget::Video);
diff --git a/src/panels/information/informationpanelcontent.h b/src/panels/information/informationpanelcontent.h
index 1277f31fa..11010572c 100644
--- a/src/panels/information/informationpanelcontent.h
+++ b/src/panels/information/informationpanelcontent.h
@@ -84,6 +84,12 @@ private slots:
      */
     void showPreview(const KFileItem& item, const QPixmap& pixmap);
 
+    /**
+     * Marks the currently shown preview as outdated
+     * by greying the content.
+     */
+    void markOutdatedPreview();
+
     void slotPlayingStarted();
     void slotPlayingStopped();