comparison transform/Transform.h @ 1163:d094598f84bd

Better error reporting for transform load (from RDF and XML)

      */
     Transform();
 
     /**
      * Construct a Transform by parsing the given XML data string.
-     * This is the inverse of toXml.
+     * This is the inverse of toXml. If this fails, getErrorString()
+     * will return a non-empty string.
      */
     Transform(QString xml);
 
     virtual ~Transform();
 

      * ensure you start from an empty transform rather than one that
      * has already been configured.
      */
     void setFromXmlAttributes(const QXmlAttributes &);
 
+    QString getErrorString() const { return m_errorString; }
+    
     static SummaryType stringToSummaryType(QString);
     static QString summaryTypeToString(SummaryType);
 
 protected:
     TransformId m_id; // pluginid:output, that is type:soname:label:output

     int m_blockSize;
     WindowType m_windowType;
     RealTime m_startTime;
     RealTime m_duration;
     sv_samplerate_t m_sampleRate;
+    QString m_errorString;
 };
 
 typedef std::vector<Transform> Transforms;
 
 #endif