private void OperatorButtonClick(object sender, RoutedEventArgs e)
{
displayTextBox.FontSize = 50;
double val;
if (double.TryParse(displayTextBox.Text, out val) == false)
{
CButtonClick(sender, e);
return;
}
pointActivated = false;
pressedButton.Background = Brushes.Gray;
currentNumber = double.Parse(displayTextBox.Text);
(sender as Button).Background = Brushes.White;
pressedButton = sender as Button;
if ((sender as Button).Name == "equalButton")
{
(sender as Button).Background = Brushes.Gray;
if (operationWaiting == true && operatorPressed == false)
{
try
{
previousNumber = operatorSymbol.PerformBinaryOperation(previousNumber, currentNumber);
}
catch (ArithmeticException exception)
{
displayTextBox.FontSize = 30;
displayTextBox.Text = exception.Message;
return;
}
operatorSymbol.OperatorProperty = Operator.OperatorSymbol.None;
operationWaiting = false;
equalPressed = true;
displayTextBox.Text = previousNumber.ToString();
if (digitGrouping == true)
{
string stringDecimal = "";
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator))
{
stringDecimal = displayTextBox.Text.Substring(displayTextBox.Text.IndexOf(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator));
}
double numberOnDisplay = double.Parse(displayTextBox.Text);
int number = (int)numberOnDisplay;
string stringToDisplay = number.ToString("N", CultureInfo.CurrentCulture);
if (stringToDisplay.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator + "00"))
{
stringToDisplay = stringToDisplay.Replace(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator + "00", "");
}
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator))
{
stringToDisplay += stringDecimal;
}
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator) && stringToDisplay[stringToDisplay.Length - 1] == '0')
{
stringToDisplay = stringToDisplay.Substring(0, stringToDisplay.Length - 1);
}
displayTextBox.Text = stringToDisplay;
}
else
{
displayTextBox.Text += (sender as Button).Content.ToString();
double number = double.Parse(displayTextBox.Text);
displayTextBox.Text = number.ToString("G");
}
return;
}
}
if (unaryOperation.Contains((sender as Button).Name))
{
(sender as Button).Background = Brushes.Gray;
if (operationWaiting == true && operatorPressed == false)
{
try
{
previousNumber = operatorSymbol.PerformBinaryOperation(previousNumber, currentNumber);
displayTextBox.Text = previousNumber.ToString();
if (digitGrouping == true)
{
string stringDecimal = "";
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator))
{
stringDecimal = displayTextBox.Text.Substring(displayTextBox.Text.IndexOf(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator));
}
double numberOnDisplay = double.Parse(displayTextBox.Text);
int number = (int)numberOnDisplay;
string stringToDisplay = number.ToString("N", CultureInfo.CurrentCulture);
if (stringToDisplay.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator + "00"))
{
stringToDisplay = stringToDisplay.Replace(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator + "00", "");
}
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator))
{
stringToDisplay += stringDecimal;
}
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator) && stringToDisplay[stringToDisplay.Length - 1] == '0')
{
stringToDisplay = stringToDisplay.Substring(0, stringToDisplay.Length - 1);
}
displayTextBox.Text = stringToDisplay;
}
else
{
displayTextBox.Text += (sender as Button).Content.ToString();
double number = double.Parse(displayTextBox.Text);
displayTextBox.Text = number.ToString("G");
}
}
catch (ArithmeticException exception)
{
displayTextBox.FontSize = 30;
displayTextBox.Text = exception.Message;
}
return;
}
previousNumber = currentNumber;
operatorSymbol.DetectOperator((sender as Button).Name);
try
{
previousNumber = operatorSymbol.PerformUnaryOperation(previousNumber);
displayTextBox.Text = previousNumber.ToString();
if (digitGrouping == true)
{
string stringDecimal = "";
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator))
{
stringDecimal = displayTextBox.Text.Substring(displayTextBox.Text.IndexOf(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator));
}
double numberOnDisplay = double.Parse(displayTextBox.Text);
int number = (int)numberOnDisplay;
string stringToDisplay = number.ToString("N", CultureInfo.CurrentCulture);
if (stringToDisplay.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator + "00"))
{
stringToDisplay = stringToDisplay.Replace(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator + "00", "");
}
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator))
{
stringToDisplay += stringDecimal;
}
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator) && stringToDisplay[stringToDisplay.Length - 1] == '0')
{
stringToDisplay = stringToDisplay.Substring(0, stringToDisplay.Length - 1);
}
displayTextBox.Text = stringToDisplay;
}
else
{
displayTextBox.Text += (sender as Button).Content.ToString();
double number = double.Parse(displayTextBox.Text);
displayTextBox.Text = number.ToString("G");
}
}
catch (ArithmeticException exception)
{
displayTextBox.FontSize = 30;
displayTextBox.Text = exception.Message;
return;
}
}
currentNumber = double.Parse(displayTextBox.Text);
if (operationWaiting == true && operatorPressed == false)
{
try
{
previousNumber = operatorSymbol.PerformBinaryOperation(previousNumber, currentNumber);
displayTextBox.Text = previousNumber.ToString();
if (digitGrouping == true)
{
string stringDecimal = "";
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator))
{
stringDecimal = displayTextBox.Text.Substring(displayTextBox.Text.IndexOf(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator));
}
double numberOnDisplay = double.Parse(displayTextBox.Text);
int number = (int)numberOnDisplay;
string stringToDisplay = number.ToString("N", CultureInfo.CurrentCulture);
if (stringToDisplay.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator + "00"))
{
stringToDisplay = stringToDisplay.Replace(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator + "00", "");
}
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator))
{
stringToDisplay += stringDecimal;
}
if (displayTextBox.Text.Contains(CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator) && stringToDisplay[stringToDisplay.Length - 1] == '0')
{
stringToDisplay = stringToDisplay.Substring(0, stringToDisplay.Length - 1);
}
displayTextBox.Text = stringToDisplay;
}
else
{
displayTextBox.Text += (sender as Button).Content.ToString();
double number = double.Parse(displayTextBox.Text);
displayTextBox.Text = number.ToString("G");
}
}
catch (ArithmeticException exception)
{
displayTextBox.FontSize = 30;
displayTextBox.Text = exception.Message;
}
operatorSymbol.DetectOperator((sender as Button).Name);
operationWaitingFirst = true;
}
else if (operatorPressed == false)
{
previousNumber = currentNumber;
operatorSymbol.DetectOperator((sender as Button).Name);
currentNumber = 0;
operationWaiting = true;
operationWaitingFirst = true;
}
else
{
operatorSymbol.DetectOperator((sender as Button).Name);
currentNumber = 0;
operationWaiting = true;
operationWaitingFirst = true;
}
operatorPressed = true;
}
