odinmethod.h

/***************************************************************************
                          odinmethod.h  -  description
                             -------------------
    begin                : Sun Dec 25 21:30:11 CEST 2005
    copyright            : (C) 2000-2021 by Thies H. Jochimsen
    email                : thies@jochimsen.de
 ***************************************************************************/
 
/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef OdinMethod_H
#define OdinMethod_H
 
#include <tjutils/tjstate.h>
 
#include <odinseq/seqmeth.h>
 
#include "odincomp.h"
#include "odinconf.h"
 
class QWidget; // forward declaration
 
 
 
/*
  State diagram for OdinMethod, i.e. for compiling/linking of sequences:
 
  Possible transitions between states are indicated by
  the corresponding member functions that perform the transition.
 
 
  clean <-------\
                 |
    |            | clear()
    | compile()  |
    |            |
    V            |
                 |
  compiled ------| /---------\
                 | |         |
    |            | |         |
    | link()     | |         | relink()
    |            | |         |
    V            | |         |
                 | V         |
  linked --------'  ---------'
 
*/
 
 
struct OdinMethodCallback  {
 
  virtual void report(bool status, const STD_string& trans_label, const STD_string& message) = 0;
 
  virtual void create_widgets() = 0;
 
  virtual void delete_widgets() = 0;
 
};
 
 
 
class OdinMethod : public StateMachine<OdinMethod> {
 
 public:
  OdinMethod(const OdinConf& conf, OdinMethodCallback* callback, QWidget* parent4dialog);
 
  bool clear() {return clean.obtain_state();}
 
  bool compile() {return compiled.obtain_state();}
 
  bool link() {return linked.obtain_state();}
 
  bool relink();
 
  SeqMethod* operator -> () {return method.get_current_method();}
 
  bool check_srcdir();
 
  STD_string seqParsFile();
 
 private:
 
  // states and their transition functions:
 
  State<OdinMethod> clean;
  bool make_clean();
 
  State<OdinMethod> compiled;
  bool clean2compiled();
 
  State<OdinMethod> linked;
  bool compiled2linked();
  bool linked2compiled();
 
 
  // helpers:
  bool unlink();
  bool make();
  STD_string find_so();
 
 
 
 
  SeqMethodProxy method;
 
  // stuff passed in during construction
  const OdinConf& settings;
  OdinMethodCallback* cback;
  QWidget* parent;
 
 
};
 
#endif