private void CalculatorForm_Load(object sender, EventArgs e)
{
es = new ExpressionScanner();
ed = new ExpressionDisplayer(es);
es.NumInputed += Es_NumInputed;
es.NewNumDiscovered += Es_NewNumDiscovered;
es.NewOperatorDiscovered += Es_NewOperatorDiscovered;
calc = new Calculator();
calc.AfterCalculation += Calc_AfterCalculation;
ed.ExpressionChanged += Ed_ExpressionChanged;
ed.ResultProvider = () => calc.CurrentNumbers[0];
}
public ExpressionDisplayer(ExpressionScanner es)
{
this.es = es;
es.NewNumDiscovered += Es_NewNumDiscovered;
es.NewOperatorDiscovered += Es_NewOperatorDiscovered;
}