TAO/TAO_IDL/be_include/be_visitor_union/union.h

   1 /* -*- c++ -*- */
   2
   3 //=============================================================================
   4 /**
   5  *  @file    union.h
   6  *
   7  *   Visitor for the Union class.
   8  *   This one is a generic visitor.
   9  *
  10  *  @author Aniruddha Gokhale
  11  */
  12 //=============================================================================
  13
  14
  15 #ifndef _BE_VISITOR_UNION_UNION_H_
  16 #define _BE_VISITOR_UNION_UNION_H_
  17
  18 /**
  19  * @class be_visitor_union
  20  *
  21  * @brief be_visitor_union
  22  *
  23  * This is the base visitor for union
  24  */
  25 class be_visitor_union : public be_visitor_scope
  26 {
  27 public:
  28   /// constructor
  29   be_visitor_union (be_visitor_context *ctx);
  30
  31   /// destructor
  32   ~be_visitor_union ();
  33
  34   /// visit union. We provide code for this method in the derived class
  35   virtual int visit_union (be_union *node);
  36
  37   // =visit operations on syntactically valid elements in our scope
  38
  39   /// visit union_branch
  40   virtual int visit_union_branch (be_union_branch *node);
  41
  42   enum BoolUnionBranch { BUB_NONE, BUB_UNCONDITIONAL, BUB_TRUE, BUB_FALSE };
  43
  44   static BoolUnionBranch boolean_branch (be_union_branch *b);
  45 };
  46
  47 #endif /* _BE_VISITOR_UNION_UNION_H_ */