From 2b6cceb0f6a46c47ad55f36379e38cb143f28d36 Mon Sep 17 00:00:00 2001
From: Peter Penz <peter.penz19@gmail.com>
Date: Thu, 19 Nov 2009 19:38:34 +0000
Subject: Provide clickable resources for the Information Panel. Thanks to
 Sebastian Trüg für the patch!
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CCMAIL: trueg@kde.org

svn path=/trunk/KDE/kdebase/apps/; revision=1051553
---
 src/panels/information/kmetadatawidget.cpp | 31 +++++++++++++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

(limited to 'src/panels/information/kmetadatawidget.cpp')

diff --git a/src/panels/information/kmetadatawidget.cpp b/src/panels/information/kmetadatawidget.cpp
index 73ba3d078..7e99c45ff 100644
--- a/src/panels/information/kmetadatawidget.cpp
+++ b/src/panels/information/kmetadatawidget.cpp
@@ -94,6 +94,7 @@ public:
     void slotCommentChanged(const QString& comment);
 
     void slotMetaDataUpdateDone();
+    void slotLinkActivated(const QString& link);
 
 #ifdef HAVE_NEPOMUK
     /**
@@ -107,6 +108,12 @@ public:
      * Merges items like 'width' and 'height' as one item.
      */
     QList<KLoadMetaDataThread::Item> mergedItems(const QList<KLoadMetaDataThread::Item>& items);
+
+    /**
+     * Returns a (clickable) text for the given item, that can be used for
+     * the information value widget.
+     */
+    QString labelText(const KLoadMetaDataThread::Item& item) const;
 #endif
 
     bool m_sizeVisible;
@@ -365,7 +372,9 @@ void KMetaDataWidget::Private::slotLoadingFinished()
         } else {
             // create new row
             QLabel* infoLabel = new QLabel(item.label, q);
-            QLabel* infoValue = new QLabel(item.value, q);
+            QLabel* infoValue = new QLabel(labelText(item), q);
+            connect(infoValue, SIGNAL(linkActivated(QString)),
+                    q, SLOT(slotLinkActivated(QString)));
             addRow(infoLabel, infoValue);
         }
         ++index;
@@ -432,6 +441,11 @@ void KMetaDataWidget::Private::slotMetaDataUpdateDone()
 #endif
 }
 
+void KMetaDataWidget::Private::slotLinkActivated(const QString& link)
+{
+    emit q->urlActivated(KUrl(link));
+}
+
 #ifdef HAVE_NEPOMUK
 void KMetaDataWidget::Private::startChangeDataJob(KJob* job)
 {
@@ -489,6 +503,21 @@ QList<KLoadMetaDataThread::Item>
 
     return mergedItems;
 }
+
+QString KMetaDataWidget::Private::labelText(const KLoadMetaDataThread::Item& item) const
+{
+    if (item.resources.isEmpty()) {
+        return item.value;
+    }
+
+    QStringList links;
+    foreach(const Nepomuk::Resource& res, item.resources) {
+        links << QString::fromLatin1("<a href=\"%1\">%2</a>")
+            .arg(KUrl(res.resourceUri()).url())
+            .arg(res.genericLabel());
+    }
+    return QLatin1String("<p>") + links.join(QLatin1String(";\n"));
+}
 #endif
 
 KMetaDataWidget::KMetaDataWidget(QWidget* parent) :
-- 
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