File indexing completed on 2024-05-12 11:32:34

 /*
     SPDX-License-Identifier: GPL-2.0-or-later
     SPDX-FileCopyrightText: 2009 Alexander Rieder <alexanderrieder@gmail.com>
 */
 
 #ifndef _RSERVER_H
 #define _RSERVER_H
 
 #include <QObject>
 #include <QChar>
 #include <QMap>
 #include <QString>
 #include <QStringList>
 
 class Expression
 {
   public:
     QString cmd;
     int returnCode;
     bool hasOtherResults;
     QString err_buffer;
     QString std_buffer;
 };
 
 class RServer : public QObject
 {
   Q_OBJECT
   Q_CLASSINFO("D-Bus Interface", "org.kde.Cantor.R")
 
   public:
     enum Status { Idle=0, Busy };
     enum ReturnCode { SuccessCode=0, ErrorCode, InterruptedCode};
     RServer( );
     ~RServer() override;
 
     void initR();
     void autoload();
     void endR();
 
     QString requestInput(const QString& prompt);
     void addFileToOutput(const QString& file);
 
   Q_SIGNALS:
     void ready();
     void statusChanged(int status);
     void expressionFinished(int returnCode, const QString& text, const QStringList& files);
     void inputRequested(const QString& prompt);
 
     void requestAnswered();
 
   public Q_SLOTS:
     void runCommand(const QString& cmd, bool internal=false);
     void answerRequest(const QString& answer);
 
   private:
     struct CachedParsedNamespace {
         QStringList functions;
         QStringList constants;
     };
 
   private:
     void setStatus(Status status);
     void newPlotDevice();
     void completeCommand(const QString& cmd); // TODO: comment properly, only takes command from start to cursor
     void listSymbols();
 
   private:
     const static QChar recordSep;
     const static QChar unitSep;
 
   private:
     bool m_isInitialized;
     bool m_isCompletionAvailable;
     Status m_status;
     QString m_requestCache;
     QString m_tmpDir;
     QString m_curPlotFile;
     QStringList m_expressionFiles;
     QMap<QString, CachedParsedNamespace> m_parsedNamespaces;
 };
 
 #endif /* _RSERVER_H */