1 files changed, 19 insertions, 0 deletions
diff --git a/src/kitemviews/kitemlistcontroller.cpp b/src/kitemviews/kitemlistcontroller.cpp
index 52f8e0078..41a86324b 100644
--- a/src/kitemviews/kitemlistcontroller.cpp
+++ b/src/kitemviews/kitemlistcontroller.cpp
@@ -48,6 +48,7 @@ KItemListController::KItemListController(KItemModelBase* model, KItemListView* v
     m_clearSelectionIfItemsAreNotDragged(false),
     m_selectionBehavior(NoSelection),
     m_autoActivationBehavior(ActivationAndExpansion),
+    m_mouseDoubleClickAction(ActivateItemOnly),
     m_model(0),
     m_view(0),
     m_selectionManager(new KItemListSelectionManager(this)),
@@ -168,6 +169,16 @@ KItemListController::AutoActivationBehavior KItemListController::autoActivationB
     return m_autoActivationBehavior;
 }
 
+void KItemListController::setMouseDoubleClickAction(MouseDoubleClickAction action)
+{
+    m_mouseDoubleClickAction = action;
+}
+
+KItemListController::MouseDoubleClickAction KItemListController::mouseDoubleClickAction() const
+{
+    return m_mouseDoubleClickAction;
+}
+
 void KItemListController::setAutoActivationDelay(int delay)
 {
     m_autoActivationTimer->setInterval(delay);
@@ -755,6 +766,14 @@ bool KItemListController::mouseDoubleClickEvent(QGraphicsSceneMouseEvent* event,
     const QPointF pos = transform.map(event->pos());
     const int index = m_view->itemAt(pos);
 
+    // Expand item if desired - See Bug 295573
+    if (m_mouseDoubleClickAction != ActivateItemOnly) {
+        if (m_view && m_model && m_view->supportsItemExpanding() && m_model->isExpandable(index)) {
+            const bool expanded = m_model->isExpanded(index);
+            m_model->setExpanded(index, !expanded);
+        }
+    }
+
     bool emitItemActivated = !m_singleClickActivation &&
                              (event->button() & Qt::LeftButton) &&
                              index >= 0 && index < m_model->count();