id3lib  3.8.3
flags.h
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1 // -*- C++ -*-
2 // $Id: flags.h,v 1.1 2000/10/24 16:22:47 eldamitri Exp $
3 
4 // id3lib: a C++ library for creating and manipulating id3v1/v2 tags
5 // Copyright 1999, 2000 Scott Thomas Haug
6 
7 // This library is free software; you can redistribute it and/or modify it
8 // under the terms of the GNU Library General Public License as published by
9 // the Free Software Foundation; either version 2 of the License, or (at your
10 // option) any later version.
11 //
12 // This library is distributed in the hope that it will be useful, but WITHOUT
13 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
15 // License for more details.
16 //
17 // You should have received a copy of the GNU Library General Public License
18 // along with this library; if not, write to the Free Software Foundation,
19 // Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 
21 // The id3lib authors encourage improvements and optimisations to be sent to
22 // the id3lib coordinator. Please see the README file for details on where to
23 // send such submissions. See the AUTHORS file for a list of people who have
24 // contributed to id3lib. See the ChangeLog file for a list of changes to
25 // id3lib. These files are distributed with id3lib at
26 // http://download.sourceforge.net/id3lib/
27 
28 #ifndef _ID3LIB_FLAGS_H_
29 #define _ID3LIB_FLAGS_H_
30 
31 #include "flags.h"
32 
33 class ID3_Flags
34 {
35 public:
36  typedef flags_t TYPE;
37 
38  ID3_Flags() : _f(0) { ; }
39  virtual ~ID3_Flags() { ; }
40 
41  TYPE get() const { return _f; }
42  bool test(TYPE f) const { return (this->get() & f) == f; }
43  bool set(TYPE f) { bool r = (_f != f); _f = f; return r; }
44  bool add(TYPE f) { return this->set(this->get() | f); }
45  bool remove(TYPE f) { return this->set(this->get() & ~f); }
46  bool clear() { return this->set(0); }
47  bool set(TYPE f, bool b){ if (b) return this->add(f); return this->remove(f); }
48 
50  { if (this != &f) { this->set(f.get()); } return *this; }
51 
52 private:
53  TYPE _f;
54 };
55 
56 #endif /* _ID3LIB_FLAGS_H_ */
TYPE get() const
Definition: flags.h:41
bool clear()
Definition: flags.h:46
flags_t TYPE
Definition: flags.h:36
bool test(TYPE f) const
Definition: flags.h:42
bool set(TYPE f)
Definition: flags.h:43
bool remove(TYPE f)
Definition: flags.h:45
bool set(TYPE f, bool b)
Definition: flags.h:47
ID3_Flags()
Definition: flags.h:38
virtual ~ID3_Flags()
Definition: flags.h:39
ID3_Flags & operator=(const ID3_Flags &f)
Definition: flags.h:49
bool add(TYPE f)
Definition: flags.h:44
uint16 flags_t
Definition: globals.h:118