summaryrefslogtreecommitdiffstats
path: root/libkmime/boolflags.h
blob: 8fdda36596191c4c3e9c1da1ff94533b96298947 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
/*
    boolflags.h

    KNode, the KDE newsreader
    Copyright (c) 1999-2001 the KNode authors.
    See file AUTHORS for details

    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.
    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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US
*/

#ifndef __KMIME_BOOLFLAGS_H__
#define __KMIME_BOOLFLAGS_H__

#include <tdemacros.h>

/** This class stores boolean values in single bytes.
    It provides a similar functionality as TQBitArray
    but requires much less memory.
    We use it to store the flags of an article
    @internal
*/
class TDE_EXPORT BoolFlags {

public:
  BoolFlags()       { clear(); }
  ~BoolFlags()      {}

  void set(unsigned int i, bool b=true);
  bool get(unsigned int i);
  void clear()            { bits[0]=0; bits[1]=0; }
  unsigned char *data()   { return bits; }

protected:
  unsigned char bits[2];  //space for 16 flags
};

#endif // __KMIME_BOOLFLAGS_H__