slideshow/source/inc/disposable.hxx

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  19
  20 #ifndef INCLUDED_SLIDESHOW_SOURCE_INC_DISPOSABLE_HXX
  21 #define INCLUDED_SLIDESHOW_SOURCE_INC_DISPOSABLE_HXX
  22
  23 #include <sal/types.h>
  24 #include <boost/shared_ptr.hpp>
  25
  26
  27 /* Definition of Disposable interface */
  28
  29 namespace slideshow
  30 {
  31     namespace internal
  32     {
  33         /** Disposable interface
  34
  35             With ref-counted objects, deleting object networks
  36             containing cycles requires a dispose() call, to enforce
  37             every object to call dispose on and release local
  38             references.
  39          */
  40         class Disposable
  41         {
  42         public:
  43             virtual ~Disposable() {}
  44
  45             /** Dispose all object references.
  46
  47                 An implementor of this method must first call
  48                 dispose() on any of its external references, and
  49                 release them after that.
  50              */
  51             virtual void dispose() = 0;
  52         };
  53
  54     }
  55 }
  56
  57 #endif // INCLUDED_SLIDESHOW_SOURCE_INC_DISPOSABLE_HXX
  58
  59 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */