public static void EvaluateFormula()
{
int loopCount = argBoxes.Count;
if (currentFunction.Arguments.Count == 0)
{
loopCount -= 1;
}
object[] args = new object[loopCount];
for (int i = 0; i < loopCount; i++)
{
object value = JSEval.Eval(argBoxes[i].TxtInput.Text);
if (value == null || value.ToString() == "")
{
lblResult.Text = "Formula Result = ";
return;
}
else
{
args[i] = value;
}
}
dynamic func = currentFunction.BindedFunction;
lblResult.Text = "Formula Result = " + func(args).ToString();
}
public static void OnTxtInputTextChange(object sender, EventArgs e)
{
TextBox txt = sender as TextBox;
Tuple <int, Type> pair = (Tuple <int, Type>)txt.Tag;
if (txt.Text == "") // TEXT BOX EMPTY
{
argBoxes[pair.Item1].LblRHS.ForeColor = Color.Gray;
argBoxes[pair.Item1].LblRHS.Text = pair.Item2.Name;
}
else
{
object evaluated = JSEval.Eval(txt.Text);
if (evaluated.ToString() != "" && (evaluated.GetType().Name == pair.Item2.Name || pair.Item2 == typeof(object)))
{
argBoxes[pair.Item1].LblRHS.ForeColor = Color.Gray;
argBoxes[pair.Item1].LblRHS.Text = evaluated.ToString();
EvaluateFormula();
}
else
{
argBoxes[pair.Item1].LblRHS.ForeColor = Color.Red;
argBoxes[pair.Item1].LblRHS.Text = "Invalid Input";
}
}
}