RecentResourceListModel: added item(QModelIndex) method

Added an item(QModelIndex) method to RecentResourceListModel which
maps given QModelIndex to source model and returns the according
ResourceItem from the source model.

include/RecentResourceListModel.h

@@ -50,6 +50,8 @@ public:
 		return m_model;
 	}
 
+	ResourceItem * item( const QModelIndex & _idx );
+
 
 protected:
 	// compares items at two indices by date-property

src/core/RecentResourceListModel.cpp

@@ -39,7 +39,16 @@ RecentResourceListModel::RecentResourceListModel( ResourceDB * _db,
 
 
 
-bool RecentResourceListModel::lessThan ( const QModelIndex & _left,
+
+ResourceItem * RecentResourceListModel::item( const QModelIndex & _idx )
+{
+	return m_model->item( mapToSource( _idx ) );
+}
+
+
+
+
+bool RecentResourceListModel::lessThan( const QModelIndex & _left,
 											const QModelIndex & _right ) const
 {
 	return m_model->item( _left )->lastMod() < m_model->item( _right )->lastMod();