autodoc/source/parser/inc/semantic/sub_pe.hxx

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  30
  31 #ifndef ADC_CPP_SUB_PE_HXX
  32 #define ADC_CPP_SUB_PE_HXX
  33
  34
  35
  36 // USED SERVICES
  37     // BASE CLASSES
  38     // COMPONENTS
  39     // PARAMETERS
  40
  41
  42 class ParseEnvironment;
  43
  44 template <class PE, class SUB>
  45 class SubPe
  46 {
  47   public:
  48     typedef SubPe< PE, SUB >    self;
  49
  50                         SubPe(
  51                             PE &                                i_rParent );
  52     PE &                                Parent() const;
  53     SUB &                               Child() const;
  54
  55     ParseEnvironment &  Get() const;
  56
  57   private:
  58     SUB &                               CreateChild() const;
  59
  60     PE &                                rParent;
  61     Dyn<SUB>                    pChild;
  62 };
  63
  64
  65
  66 // IMPLEMENTATION
  67
  68
  69 //      SubPe
  70
  71 template <class PE, class SUB>
  72 SubPe<PE,SUB>::SubPe( PE & i_rParent )
  73     :   rParent(i_rParent)
  74 {
  75 }
  76
  77 template <class PE, class SUB>
  78 PE &
  79 SubPe<PE,SUB>::Parent() const
  80 {
  81      return rParent;
  82 }
  83
  84 template <class PE, class SUB>
  85 inline SUB &
  86 SubPe<PE,SUB>::Child() const
  87 {
  88     return pChild ? *pChild.MutablePtr() : CreateChild();
  89 }
  90
  91 template <class PE, class SUB>
  92 ParseEnvironment &
  93 SubPe<PE,SUB>::Get() const
  94 {
  95     return Child();
  96 }
  97
  98 template <class PE, class SUB>
  99 SUB &
 100 SubPe<PE,SUB>::CreateChild() const
 101 {
 102     self * pThis = const_cast< self* >(this);
 103
 104     SUB * pNewChild = new SUB( &rParent);
 105
 106     pThis->pChild = pNewChild;
 107
 108     return *pChild.MutablePtr();
 109 }
 110
 111
 112
 113
 114 #endif
 115