ctxtioobj.h

#ifndef ctxtioobj_H
#define ctxtioobj_H

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        A.H. Bril
 Date:          7-1-1996
 RCS:           $Id: ctxtioobj.h,v 1.35 2010-08-11 14:50:45 cvsbert Exp $
________________________________________________________________________

-*/
 
 
#include "namedobj.h"
#include "multiid.h"
#include "enums.h"
#include "ioobj.h"
#include "iopar.h"
class IOPar;
class TranslatorGroup;

mClass IOObjSelConstraints
{
public:
    
                        IOObjSelConstraints();
                        IOObjSelConstraints(const IOObjSelConstraints&);
                        ~IOObjSelConstraints();
    IOObjSelConstraints& operator =(const IOObjSelConstraints&);

    IOPar&              require_;
    IOPar&              dontallow_;

    BufferString        allowtransls_;          
    bool                allownonreaddefault_;   

    bool                isGood(const IOObj&) const;
    void                clear();
};


mClass IOObjContext : public NamedObject
{
public:

    enum StdSelType     { Seis=0, Surf, Loc, Feat, WllInf, NLA, Misc, Attr, Mdl,
                          None };
                        DeclareEnumUtils(StdSelType)

                        IOObjContext(const TranslatorGroup*,
                                     const char* prefname=0);
                        IOObjContext(const IOObjContext&);
    IOObjContext&       operator =(const IOObjContext&);

    StdSelType          stdseltype;
    const TranslatorGroup* trgroup;     
    int                 newonlevel;     
    bool                multi;          
    bool                maychdir;       

    bool                forread;
    MultiID             selkey;         
    bool                maydooper;      
    BufferString        deftransl;      
    IOObjSelConstraints toselect;

    bool                validIOObj(const IOObj&) const;

    struct StdDirData
    {
        const char*     id;
        const char*     dirnm;
        const char*     desc; 
    };

    static int                  totalNrStdDirs();
    static const StdDirData*    getStdDirData(StdSelType);
    static BufferString         getDataDirName(StdSelType);

    inline bool         hasStdSelKey() const    { return stdseltype != None; }
    MultiID             getSelKey() const;
    void                fillTrGroup();
};


mClass CtxtIOObj : public NamedObject
{
public:
                        CtxtIOObj( const IOObjContext& ct, IOObj* o=0 )
                        : NamedObject(""), ctxt(ct), ioobj(o), iopar(0)
                        { setLinked(&ctxt); }
                        CtxtIOObj( const CtxtIOObj& ct )
                        : NamedObject(""), ctxt(ct.ctxt)
                        , ioobj(ct.ioobj?ct.ioobj->clone():0)
                        , iopar(ct.iopar?new IOPar(*ct.iopar):0)
                        { setLinked(&ctxt); }
    void                destroyAll();

    void                setObj(IOObj*); 
    void                setObj(const MultiID&); 
    void                setPar(IOPar*); 
    int                 fillObj(bool mktmpifnew=false);
    void                fillIfOnlyOne();
    void                fillDefault(bool alsoifonlyone=true);
    void                fillDefaultWithKey(const char*,bool alsoifonlyone=true);

    IOObjContext        ctxt;
    IOObj*              ioobj;
    IOPar*              iopar;

};


#endif