sfx2/inc/idpool.hxx

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  30 #ifndef _SFXIDPOOL_HXX
  31 #define _SFXIDPOOL_HXX
  32
  33 #include <limits.h>             // USHRT_MAX
  34 #include "bitset.hxx"
  35
  36 // class IdPool ----------------------------------------------------------
  37
  38 class IdPool: private BitSet
  39 {
  40 private:
  41     USHORT nNextFree;
  42     USHORT nRange;
  43     USHORT nOffset;
  44 public:
  45     BOOL Lock( const BitSet& rLockSet );
  46     BOOL IsLocked( USHORT nId ) const;
  47     IdPool( USHORT nMin = 1, USHORT nMax = USHRT_MAX );
  48     USHORT Get();
  49     BOOL Put( USHORT nId );
  50     BOOL Lock( const Range& rRange );
  51     BOOL Lock( USHORT nId );
  52
  53 };
  54
  55 //------------------------------------------------------------------------
  56
  57 // returns TRUE if the id is locked
  58
  59 inline BOOL IdPool::IsLocked( USHORT nId ) const
  60 {
  61     return ( this->Contains(nId-nOffset) );
  62 }
  63
  64
  65 #endif
  66