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//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//
// Copyright : (C) 2015 Eran Ifrah
// File name : CxxPreProcessorExpression.h
//
// -------------------------------------------------------------------------
// A
// _____ _ _ _ _
// / __ \ | | | | (_) |
// | / \/ ___ __| | ___| | _| |_ ___
// | | / _ \ / _ |/ _ \ | | | __/ _ )
// | \__/\ (_) | (_| | __/ |___| | || __/
// \____/\___/ \__,_|\___\_____/_|\__\___|
//
// F i l e
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
#ifndef EXPRESSION_H
#define EXPRESSION_H
#include <cstdlib>
#include "codelite_exports.h"
class WXDLLIMPEXP_CL CxxPreProcessorExpression
{
public:
enum eOperand {
kNONE,
kAND,
kOR,
kGreaterThan,
kGreaterThanEqual,
kLowerThan,
kLowerThanEqual,
};
protected:
CxxPreProcessorExpression* m_next;
bool m_isNot;
eOperand m_operand;
bool m_defined;
bool m_valueSet;
double m_valueLong;
private:
/**
* @brief return the value as 'bool'
*/
bool DoIsTrue();
/**
* @brief return the value as 'long'
*/
double DoGetLong();
public:
CxxPreProcessorExpression(bool value);
virtual ~CxxPreProcessorExpression();
bool IsTrue();
/**
* @brief return true if this expression already assigned with a value
*/
bool IsValueSet() const
{
return m_valueSet;
}
/**
* @brief the current expression is from a 'defined' condition?
*/
void SetDefined(bool defined)
{
this->m_defined = defined;
}
/**
* @brief is the current expression is from a 'defined' condition?
*/
bool IsDefined() const
{
return m_defined;
}
/**
* @brief when encountering an expression of type
* #if !(expression) => SetNot() marks the exclamation mark
*/
void SetNot();
/**
* @brief set the next expression in the chain
*/
CxxPreProcessorExpression* SetNext(CxxPreProcessorExpression::eOperand operand, CxxPreProcessorExpression* expr);
/**
* @brief set value to the current expression
*/
void SetValue(bool value);
/**
* @brief set value to the current expression
*/
void SetValue(double value);
};
#endif // EXPRESSION_H
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