param.H

/* param.H */
/* $Id: param.H,v 1.4 2009/04/14 12:11:23 vlad Exp $ */
#ifndef __param_H
#define __param_H

#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <X11/Intrinsic.h>
#include <csi/memctl.H>


class ParType
{
public:

  virtual size_t    size (MemBlock* mb) const = 0;

  virtual const char*   base_type () const = 0;

  virtual Logic eq (MemBlock* mb1, MemBlock* mb2) = 0;

  virtual void  text_input (MemBlock* mb, FILE* stream) = 0;

  virtual void  text_output (MemBlock* mb, FILE* stream) = 0;

  virtual void  init (MemBlock* mb) = 0;

  virtual void  set_value (MemBlock* mb, va_list val) = 0;

  virtual void  get_value (MemBlock* mb, va_list val) = 0;

  void      set_text_value (MemBlock* mb, const char* text);

  void      get_text_value (MemBlock* mb, char*& text);

};


struct ParDesc
{
  char      *name;  
  char      *type;  
  char      *targ;  
  char      *label; 
  char      *anno;  
  ParType   *ptype; 
};


/*************************************************************
 * Table of parameters description.
 */
#define AnyType ParDesc
#define AnyAr   ParDescAr
#define AnyFormatSpec "\n%d: name='%s' type='%s' targ='%s' label='%s' anno='%s'"
#define AnyPrintList  i, item.name, item.type, item.targ, item.label, item.anno
#define AnyCmp(x,y) strcmp(x.name, y.name)
#include <mix/AnyAr.H>


class Protocol;

class ParView
{
protected:

  char      name[PEP_MAX_NAME_LEN+1];

  char      help_section[2*PEP_MAX_NAME_LEN+2];

  Protocol  &pep;

  Widget    form;

public:

  ParView (Protocol* protocol, const char* pname, Widget wParent);
  virtual ~ParView ();

  operator Widget ()
    {  return form;  }

  virtual void  view_publish () = 0;

  virtual void  view_absorb () = 0;

  const char*   help_ref () const
    {  return help_section; }

  virtual void  start_client () { /* empty */ };

  virtual void  finish_client () { /* empty */ };

};


#endif /* param.H */