prepare the behavior-settings dialog to configure the shown meta data for tooltips

svn path=/trunk/KDE/kdebase/apps/; revision=1036100

2 files changed, 13 insertions, 0 deletions

diff --git a/src/panels/information/metadataconfigurationdialog.cpp b/src/panels/information/metadataconfigurationdialog.cpp
index a725e976f..f3bb929da 100644
--- a/src/panels/information/metadataconfigurationdialog.cpp
+++ b/src/panels/information/metadataconfigurationdialog.cpp
@@ -92,6 +92,11 @@ void MetaDataConfigurationDialog::Private::loadMetaData()
 #ifdef HAVE_NEPOMUK
     // Get all meta information labels that are available for
     // the currently shown file item and add them to the list.
+    if (m_url.isEmpty()) {
+        // TODO: in this case all available meta data from the system
+        // should be added.
+        return;
+    }
     Nepomuk::Resource res(m_url);
     QHash<QUrl, Nepomuk::Variant> properties = res.properties();
     QHash<QUrl, Nepomuk::Variant>::const_iterator it = properties.constBegin();
diff --git a/src/panels/information/metadataconfigurationdialog.h b/src/panels/information/metadataconfigurationdialog.h
index 18f0ecde6..9dda9c190 100644
--- a/src/panels/information/metadataconfigurationdialog.h
+++ b/src/panels/information/metadataconfigurationdialog.h
@@ -30,9 +30,17 @@ class MetaDataConfigurationDialog : public KDialog
     Q_OBJECT
 
 public:
+    /**
+     * @param url    URL for which should be configured what kind of meta data is
+     *               shown. If the URL is empty, the configuration dialog will contain
+     *               all available meta data from the system.
+     * @param parent Parent widget which opens the dialog.
+     * @param flags  Window flags for the dialog.
+     */
     MetaDataConfigurationDialog(const KUrl& url,
                                 QWidget* parent = 0,
                                 Qt::WFlags flags = 0);
+
     virtual ~MetaDataConfigurationDialog();
 
 protected slots: