private void ResetOnClearButton(object sender, RoutedEventArgs e)
{
NumberField.Clear();
ArithmeticOperations.Reset();
NumberField.Text = "0";
}
private void LayoutButtonClick(object sender, RoutedEventArgs e)
{
if (!(sender is Button button))
{
return;
}
if (!double.TryParse(button.Content.ToString(), out _))
{
switch (button.Content.ToString())
{
case "-":
_operationActive = true;
UpdateResult(ArithmeticOperations.ComputeResult(button.Content.ToString(),
double.Parse(NumberField.Text)));
break;
case "+":
_operationActive = true;
UpdateResult(ArithmeticOperations.ComputeResult(button.Content.ToString(),
double.Parse(NumberField.Text)));
break;
case "/":
_operationActive = true;
UpdateResult(ArithmeticOperations.ComputeResult(button.Content.ToString(),
double.Parse(NumberField.Text)));
break;
case "*":
_operationActive = true;
UpdateResult(ArithmeticOperations.ComputeResult(button.Content.ToString(),
double.Parse(NumberField.Text)));
break;
case ".":
if (_operationActive)
{
return;
}
if (NumberField.Text.Any(t => t == '.'))
{
return;
}
NumberField.Text += ".";
break;
case "=":
UpdateResult(ArithmeticOperations.ComputeResult(button.Content.ToString(),
double.Parse(NumberField.Text)));
break;
default:
MessageBox.Show("Error");
break;
}
}
else
{
if (_operationActive)
{
NumberField.Clear();
_operationActive = !_operationActive;
}
if (NumberField.Text != "0" && NumberField.Text != "∞" && NumberField.Text != "-∞")
{
NumberField.Text += button.Content.ToString();
}
else
{
NumberField.Text = button.Content.ToString();
}
}
}
private void ButtonClick(object sender, RoutedEventArgs e)
{
if (!(sender is Button button))
{
return;
}
if (double.TryParse(button.Content.ToString(), out _))
{
if (_operationActive)
{
NumberField.Clear();
_operationActive = false;
}
if (NumberField.Text == "0" || NumberField.Text == "∞" || NumberField.Text == "-∞")
{
NumberField.Text = button.Content.ToString();
}
else
{
NumberField.Text += button.Content.ToString();
}
return;
}
switch (button.Content.ToString())
{
case "+":
_operationActive = true;
SetResult(ArithmeticOperations.GetResult(button.Content.ToString(), double.Parse(NumberField.Text)));
break;
case "-":
_operationActive = true;
SetResult(ArithmeticOperations.GetResult(button.Content.ToString(), double.Parse(NumberField.Text)));
break;
case "*":
_operationActive = true;
SetResult(ArithmeticOperations.GetResult(button.Content.ToString(), double.Parse(NumberField.Text)));
break;
case "/":
_operationActive = true;
SetResult(ArithmeticOperations.GetResult(button.Content.ToString(), double.Parse(NumberField.Text)));
break;
case "=":
SetResult(ArithmeticOperations.GetResult(button.Content.ToString(), double.Parse(NumberField.Text)));
break;
case ".":
if (_operationActive)
{
return;
}
if (NumberField.Text.Any(t => t == '.'))
{
return;
}
NumberField.Text += ".";
break;
default:
MessageBox.Show("Something went wrong...");
break;
}
}
