fix crash for the following use case:

- open a view with no selection
- press SHIFT + right mouse-click on an item
- a context menu will be opened although no item has been selected -> assertion gets triggered later

svn path=/trunk/KDE/kdebase/apps/; revision=738255

3 files changed, 14 insertions, 8 deletions

diff --git a/src/dolphincolumnwidget.cpp b/src/dolphincolumnwidget.cpp
index 2dc3bc153..7681b8838 100644
--- a/src/dolphincolumnwidget.cpp
+++ b/src/dolphincolumnwidget.cpp
@@ -309,12 +309,14 @@ void DolphinColumnWidget::contextMenuEvent(QContextMenuEvent* event)
 
     QListView::contextMenuEvent(event);
 
-    const QModelIndex index = indexAt(event->pos());
-    if (index.isValid() || m_active) {
-        // Only open a context menu above an item or if the mouse is above
-        // the active column.
-        const QPoint pos = m_view->viewport()->mapFromGlobal(event->globalPos());
-        m_view->m_controller->triggerContextMenuRequest(pos);
+    if (selectionModel()->hasSelection()) {
+        const QModelIndex index = indexAt(event->pos());
+        if (index.isValid() || m_active) {
+            // Only open a context menu above an item or if the mouse is above
+            // the active column.
+            const QPoint pos = m_view->viewport()->mapFromGlobal(event->globalPos());
+            m_view->m_controller->triggerContextMenuRequest(pos);
+        }
     }
 }
 
diff --git a/src/dolphindetailsview.cpp b/src/dolphindetailsview.cpp
index f4bba2f03..9dd91b308 100644
--- a/src/dolphindetailsview.cpp
+++ b/src/dolphindetailsview.cpp
@@ -167,7 +167,9 @@ QStyleOptionViewItem DolphinDetailsView::viewOptions() const
 void DolphinDetailsView::contextMenuEvent(QContextMenuEvent* event)
 {
     QTreeView::contextMenuEvent(event);
-    m_controller->triggerContextMenuRequest(event->pos());
+    if (selectionModel()->hasSelection()) {
+        m_controller->triggerContextMenuRequest(event->pos());
+    }
 }
 
 void DolphinDetailsView::mousePressEvent(QMouseEvent* event)
diff --git a/src/dolphiniconsview.cpp b/src/dolphiniconsview.cpp
index 08ff9cf48..95ea011b0 100644
--- a/src/dolphiniconsview.cpp
+++ b/src/dolphiniconsview.cpp
@@ -162,7 +162,9 @@ QStyleOptionViewItem DolphinIconsView::viewOptions() const
 void DolphinIconsView::contextMenuEvent(QContextMenuEvent* event)
 {
     KCategorizedView::contextMenuEvent(event);
-    m_controller->triggerContextMenuRequest(event->pos());
+    if (selectionModel()->hasSelection()) {
+        m_controller->triggerContextMenuRequest(event->pos());
+    }
 }
 
 void DolphinIconsView::mousePressEvent(QMouseEvent* event)