Fix DropDownButton in Playlist view

src/libtomahawk/playlist/PlayableModel.cpp

@@ -444,14 +444,21 @@ PlayableModel::flags( const QModelIndex& index ) const
 
     if ( index.isValid() )
     {
+        Qt::ItemFlags returnFlags = defaultFlags;
         if ( index.column() == 0 )
         {
-            return Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled | defaultFlags;
+            returnFlags |= Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled;
         }
         else if ( index.column() == PlayableModel::Download )
         {
-            return Qt::ItemIsEditable | defaultFlags;
+            returnFlags |= Qt::ItemIsEditable | defaultFlags;
         }
+
+        if ( areAllColumnsEditable() ) {
+            returnFlags |= Qt::ItemIsEditable;
+        }
+
+        return returnFlags;
     }
 
     return Qt::ItemIsDropEnabled | defaultFlags;
@@ -1171,6 +1178,22 @@ PlayableModel::setIcon( const QPixmap& pixmap )
 }
 
 
+void
+PlayableModel::setAllColumnsEditable( bool editable )
+{
+    Q_D( PlayableModel );
+    d->areAllColumnsEditable = editable;
+}
+
+
+bool
+PlayableModel::areAllColumnsEditable() const
+{
+    Q_D( const PlayableModel );
+    return d->areAllColumnsEditable;
+}
+
+
 int
 PlayableModel::trackCount() const
 {

src/libtomahawk/playlist/PlayableModel.h

@@ -96,6 +96,11 @@ public:
     virtual QPixmap icon() const;
     virtual void setIcon( const QPixmap& pixmap );
 
+
+    // HACK: we need to set column 0 editable for DropDownButton in TrackView
+    void setAllColumnsEditable( bool editable );
+    bool areAllColumnsEditable() const;
+
     virtual int trackCount() const;
     virtual int itemCount() const;
 

src/libtomahawk/playlist/PlayableModel_p.h

@@ -38,6 +38,7 @@ public:
         , rootItem( new PlayableItem( 0 ) )
         , readOnly( true )
         , loading( _loading )
+        , areAllColumnsEditable( false )
     {
     }
 
@@ -58,6 +59,7 @@ private:
     QStringList header;
 
     bool loading;
+    bool areAllColumnsEditable;
 };
 
 #endif // PLAYABLEMODEL_P_H

src/libtomahawk/playlist/PlaylistItemDelegate.cpp

@@ -885,7 +885,9 @@ PlaylistItemDelegate::editorEvent( QEvent* event, QAbstractItemModel* model, con
         }
         else if ( m_view->proxyModel()->style() == PlayableProxyModel::Locker && index.column() == PlayableModel::Download )
         {
+            m_model->sourceModel()->setAllColumnsEditable( true );
             m_view->edit( index );
+            m_model->sourceModel()->setAllColumnsEditable( false );
             return true;
         }