flags.h Source File

00001 /*
00002     Copyright (C) 2000 by Jorrit Tyberghein
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public
00015     License along with this library; if not, write to the Free
00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 */
00018 
00019 #ifndef _CS_FLAGS_H
00020 #define _CS_FLAGS_H
00021 
00025 class csFlags
00026 {
00027 private:
00029   unsigned flags;
00030 
00031 public:
00033   csFlags (int Value = 0) : flags (Value) { }
00034 
00036   void SetAll (unsigned value)
00037   { flags = value; }
00038 
00040   void Set (unsigned mask)
00041   { flags = (flags & ~mask) | mask; }
00042 
00044   void Reset (unsigned mask)
00045   { flags = (flags & ~mask); }
00046 
00048   void Set (unsigned mask, unsigned value)
00049   { flags = (flags & ~mask) | value; }
00050 
00052   void SetBool (unsigned mask, bool value)
00053   {
00054     if (value) flags = (flags & ~mask) | mask;
00055     else flags = (flags & ~mask);
00056   }
00057 
00059   unsigned Get () const
00060   { return flags; }
00061 
00063   bool Check (unsigned mask) const
00064   { return (flags & mask) != 0; }
00065 
00067   bool CheckAll (unsigned mask) const
00068   { return (flags & mask) == mask; }
00069 };
00070 
00071 #endif /*_CS_FLAGS_H*/
00072