//When Equals button is clicked
private void buttonEquals_Click(object sender, EventArgs e)
{
//Confirm second input finished
SecondInputFinished = true;
//Add string from textbox to NumberTwo field
NumberTwo = int.Parse(textBox1.Text);
//New instance for math
var calcer = new Math();
//If both Inputs are given select given case
if (SecondInputFinished == true && FirstInputFinished == true)
{
switch (SelectedCase)
{
//Call Plus
case 1:
calcer.Plus((int)NumberOne, (int)NumberTwo);
textBox1.Text = calcer.Result.ToString();
break;
//Call Minus
case 2:
calcer.Minus((int)NumberOne, (int)NumberTwo);
textBox1.Text = calcer.Result.ToString();
break;
//Call divide
case 3:
calcer.Divide((int)NumberOne, (int)NumberTwo);
textBox1.Text = calcer.Result.ToString();
break;
//Call multiply
case 4:
calcer.Multiply((int)NumberOne, (int)NumberTwo);
textBox1.Text = calcer.Result.ToString();
break;
}
}
}
public double?Calc()
{
if (num1 == "" || num2 == "" || num2 == null || operation == 0)
{
return(null);
}
var nums = ConvertToDouble(num1, num2);
double i = nums.i;
double j = nums.j;
Reset(false);
switch (operation)
{
case 1:
operation = 0;
return(math.Add(i, j));
case 2:
operation = 0;
return(math.Subtract(i, j));
case 3:
operation = 0;
return(math.Multiply(i, j));
case 4:
operation = 0;
return(math.Divide(i, j));
default:
return(0);
}
}
