Allowed multiple seletion in the QTreeView of the grass map browser to fix #566.

git-svn-id: http://svn.osgeo.org/qgis/trunk@10946 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: rugginoso

src/plugins/grass/qgsgrassbrowser.cpp

@@ -95,6 +95,7 @@ QgsGrassBrowser::QgsGrassBrowser( QgisInterface *iface,
   mTree = new QTreeView( 0 );
   mTree->header()->hide();
   mTree->setModel( mModel );
+  mTree->setSelectionMode(QAbstractItemView::ExtendedSelection);
 
   mTextBrowser = new QTextBrowser( 0 );
   mTextBrowser->setReadOnly( TRUE );