private void result()
{
String op;
int iOp = 0;
if (tb.Text.Contains("+"))
{
iOp = tb.Text.IndexOf("+");
}
else if (tb.Text.Contains("-"))
{
iOp = tb.Text.IndexOf("-");
}
else if (tb.Text.Contains("*"))
{
iOp = tb.Text.IndexOf("*");
}
else if (tb.Text.Contains("/"))
{
iOp = tb.Text.IndexOf("/");
}
op = tb.Text.Substring(iOp, 1);
string firstNum = tb.Text.Substring(0, iOp);
string secNum = tb.Text.Substring(iOp + 1, tb.Text.Length - iOp - 1);
double op1 = Convert.ToDouble((Convert.ToInt32(firstNum, this.curBase)));
double op2 = Convert.ToDouble((Convert.ToInt32(secNum, this.curBase)));
double res;
if (op == "+")
{
res = op1 + op2;
}
else if (op == "-")
{
res = op1 - op2;
}
else if (op == "*")
{
res = op1 * op2;
}
else
{
res = op1 / op2;
}
if (curBase == 16)
{
tb.Text = MatUtil.DoubleToHex(res);
}
else if (curBase == 10)
{
tb.Text = res.ToString("F2");
}
else
{
tb.Text = Convert.ToString(Convert.ToInt32(res), curBase);
}
}
private void onClickDigitsAndOperations(object sender, RoutedEventArgs e)
{
Button b = (Button)sender;
String op = b.Content.ToString();
String [] mathOps = { "+", "-", "*", "/" };
if (MatUtil.isInGivenBase(op, curBase) || mathOps.Contains(op))
{
tb.Text += op;
}
}
private void onClickHex(object sender, RoutedEventArgs e)
{
Button b = (Button)sender;
if (tb.Text != "" && MatUtil.isInGivenBase(tb.Text, curBase))
{
if (curBase == 2)
{
tb.Text = Convert.ToString(Convert.ToInt32(tb.Text, 2), 16).ToUpper();
}
else if (curBase == 10)
{
tb.Text = Convert.ToString(Convert.ToInt32(tb.Text, 10), 16).ToUpper();
}
}
else
{
tb.Text = "";
}
curBase = 16;
}
