// Method that calculate the result
private void BtnCalculate_Click(object sender, EventArgs e)
{
try
{
decimal operand1 = Convert.ToDecimal(TxtOperand1.Text);
decimal operande2 = Convert.ToDecimal(TxtOperand2.Text);
string oper = Convert.ToString(TxtOperator.Text);
TxtResult.Text = Calculate(operand1, operande2, oper).ToString();
TxtOperand1.Focus();
}
catch (FormatException)
{
MessageBox.Show("Please enter the valide input", "Enty Error");
}
catch (DivideByZeroException)
{
MessageBox.Show("Please do not divide by 0", "Enty Error");
}
catch (OverflowException)
{
MessageBox.Show("The number entered is out of range!", "Enty Error");
}catch (Exception ex)
{
MessageBox.Show(ex.Message + "\n\n" + ex.GetType().ToString() + ex.StackTrace, "Exception");
}
}
private void ButnCalc_Click(object sender, EventArgs e)
{
bool flag;
decimal operand1;
decimal operand2;
decimal answer;
//Input Step
//Check first input...
flag = decimal.TryParse(TxtOperand1.Text, out operand1);
if (flag == false)
{
MessageBox.Show("Enter a whole number", "Input Error");
TxtOperand1.Focus();
return;
}
// Check second input...
flag = decimal.TryParse(txtOperand2.Text, out operand2);
if (flag == false)
{
MessageBox.Show("Enter a whole number", "Input Error");
txtOperand2.Focus();
return;
}
//Process Step
answer = operand1 / operand2;
// Display Step
txtResult.Text = operand1.ToString() + "divided by" +
operand2.ToString() +
"equals" + answer.ToString();
txtResult.Visible = true;
}
private void BtnCalculate_Click(object sender, EventArgs e)
{
// get operands and operator from the user
decimal operand1 = Convert.ToDecimal(TxtOperand1.Text);
decimal operande2 = Convert.ToDecimal(TxtOperand2.Text);
string oper = Convert.ToString(TxtOperator.Text);
//Calculate the result
TxtResult.Text = Calculate(operand1, operande2, oper).ToString();
TxtOperand1.Focus();
}
// Method that calculate the results
private void BtnCalculate_Click(object sender, EventArgs e)
{
try {
decimal operand1 = Convert.ToDecimal(TxtOperand1.Text);
decimal operande2 = Convert.ToDecimal(TxtOperand2.Text);
string oper = Convert.ToString(TxtOperator.Text);
if (IsValidatData())
{
TxtResult.Text = Calculate(operand1, operande2, oper).ToString();
TxtOperand1.Focus();
}
}catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}