//
// Called when an operator is selected (+, -, *, /)
//
public static void CalcOperation(Operator1 calcOper)
{
if (stringAnswer != "" && !secondNumberAdded)
{
firstNumber = System.Convert.ToDouble(stringAnswer);
calcOperation = calcOper;
stringAnswer = "";
decimalAdded = false;
}
}
//
// Resets the various module-level variables for the next calculation.
//
public static void CalcReset()
{
numericAnswer = 0;
firstNumber = 0;
secondNumber = 0;
stringAnswer = "";
calcOperation = Operator1.eUnknown;
decimalAdded = false;
secondNumberAdded = false;
}
private Expression1 ParseExpression1()
{
Expression2 expression2 = ParseExpression2();
Operator1 operator1 = null;
Expression1 expression1 = null;
if (Token.TokenType.OPERATOR_1 == _currentToken.TheTokenType)
{
operator1 = new Operator1(Accept(Token.TokenType.OPERATOR_1));
expression1 = ParseExpression1();
}
return(new Expression1(expression2, operator1, expression1));
}
public Expression1(Expression2 expression2, Operator1 operator1, Expression1 expression1)
{
Expression2 = expression2;
Operator1 = operator1;
Expression1_ = expression1;
}
