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OS/2 Shareware BBS: 5 Edit
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listpm2.zip
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glbwrap.hpp
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1996-07-08
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/*
listPM list files under Presentation Manager. Uses Open Class Libarary.
Copyright (C) 1996 Paul Elliott
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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
Paul Elliott
3987 South Gessner #224
Houston Tx 77063
Paul.Elliott@Hrnowl.LoneStar.Org
*/
#ifndef GLBWRAP
#define GLBWRAP
#include <ibase.hpp>
#include "Ltper.hpp"
#include "LtProf.hpp"
// make int into a trivial class for External Existance.
typedef BuiltIn<int> CBoolean;
// External Existance which holds Booleans indicating word wrapping.
typedef ExternalExistance<CBoolean,Boolean> ExternalBoolean;
class ExternalWrap
{
private:
ProfStorage storage;
ExternalBoolean wrap_existance;
public:
// construct source of external storage
ExternalWrap() :
storage("listpm","application_ini","word_wrap"),
wrap_existance(storage)
{
};
virtual ~ExternalWrap() {}; // destructor
// returns true when key exists in profile.
Boolean wrapExternal(void)
{ return wrap_existance.ExistsExternally(); };
// get WW option stored externally.
operator Boolean()
{
ExternalBoolean::Created created(wrap_existance);
CBoolean& it = created;
return it;
};
// Store Boolean in profile.
ExternalWrap& operator<<(const Boolean& size)
{
CBoolean wsize(size);
wrap_existance << wsize;
return *this;
};
};
#endif // GLBWRAP