comparison transform/FileFeatureWriter.h @ 591:7065e921f122

* add reviewFileForAppend callback

     FileStreamMap m_streams;
     QTextStream *m_prevstream;
 
     QString getOutputFilename(QString, TransformId);
     QFile *getOutputFile(QString, TransformId);
+    
+    // subclass can implement this to be called before file is opened for append
+    virtual void reviewFileForAppending(QString filename) { }
 
     int m_support;
     QString m_extension;
     QString m_baseDir;
     bool m_manyFiles;