diff -r edb78a44240b -r 9ff332964015 exports.cpp
--- a/exports.cpp	Tue Mar 31 15:36:10 2009 +0000
+++ b/exports.cpp	Wed Apr 01 15:06:57 2009 +0000
@@ -108,13 +108,13 @@
 {
 	// Make prefix like "2.5.3" for "bo:2,bo:5,bo:3"
 	QString r;
-	BranchObj *bo=bostart;
-	int depth=bo->getDepth();
+	TreeItem *ti=bostart->getTreeItem();
+	int depth=ti->depth();
 	while (depth>0)
 	{
-		r=QString("%1").arg(1+bo->getNum(),0,10)+"." + r;
-		bo=(BranchObj*)(bo->getParObj());
-		depth=bo->getDepth();
+		r=QString("%1").arg(1+ti->num(),0,10)+"." + r;
+		ti=ti->parent(); 
+		depth=ti->depth();
 	}	
 	if (r.isEmpty())
 		return r;