--- /dev/null
+package org.simantics.spreadsheet.graph;\r
+\r
+public interface SpreadsheetVisitor {\r
+\r
+ void visit(SpreadsheetBook book);\r
+ void visit(SpreadsheetEngine engine);\r
+ void visit(SpreadsheetLines node);\r
+ void visit(SpreadsheetLine line);\r
+ void visit(SpreadsheetCell cell);\r
+\r
+}\r