MATH_ChildExpression.h

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#ifndef MATH_ChildExpression_H
#define MATH_ChildExpression_H

#include "MATH_Expression.h"

class MATH_Operator;

DEFINE_SPTR(MATH_ParentExpression);

DEFINE_SPTR(MATH_ChildExpression);
DEFINE_SVPTR(MATH_ChildExpression);

class MATH_ChildExpression : public MATH_Expression {
    SP_OBJECT(MATH_ChildExpression);
  // ATTRIBUTES
  
  
 private:
    int mArgumentIndex;
    WP::MATH_ParentExpression mParent;
  
 protected: 
  // METHODS
  
  // CONSTRUCTORS 
  
  MATH_ChildExpression(void);
  
  
  
  // DESTRUCTORS 
  
    
  virtual ~MATH_ChildExpression(void);   
  
  
  // SET methods 
public:
    void setParent(SP::MATH_ParentExpression parent,
                   const int& argIndex);
    
    void resetParent();
  // GET methods 
public:
    virtual const MATH_RootExpression* getRootNode() const;
    
    inline SP::MATH_ParentExpression getParent(int& index) {
        SP::MATH_ParentExpression parent=mParent.lock();
        index=mArgumentIndex;
        return parent;
    }
    inline SPC::MATH_ParentExpression getParent(int& index) const {
        SPC::MATH_ParentExpression parent=mParent.lock();
        index=mArgumentIndex;
        return parent;
    }
    inline SP::MATH_ParentExpression getParent() {
        int index;
        return getParent(index);
    }
    inline SPC::MATH_ParentExpression getParent() const {
        int index;
        return getParent(index);
    }
  
 public:
  // OTHERS methods
  
    virtual MATH_ChildExpression*  insertInTree(MATH_Expression* tree,
                                                MATH_Environment& symbols,tString& expr)=0;

  
};

#endif