private void Operator_Click(object sender, EventArgs e)
{
Button button = (Button)sender;
if (Result != 0)
{
Button_Equal.PerformClick();
OperationPerformed = button.Text;
showCalculations.Text = Result + " " + OperationPerformed;
isOperationPerformed = true;
}
else
{
OperationPerformed = button.Text;
Result = Double.Parse(textBox_Result.Text);
showCalculations.Text = Result + " " + OperationPerformed;
isOperationPerformed = true;
}
OperationPerformed = button.Text;
Result = double.Parse(textBox_Result.Text);
showCalculations.Text = Result + " " + OperationPerformed;
isOperationPerformed = true;
}
private void Form_KeyDown(object sender, KeyEventArgs e)
{
switch (e.KeyCode)
{
case Keys.NumPad0:
Button_0.PerformClick();
break;
case Keys.NumPad1:
Button_1.PerformClick();
break;
case Keys.NumPad2:
Button_2.PerformClick();
break;
case Keys.NumPad3:
Button_3.PerformClick();
break;
case Keys.NumPad4:
Button_4.PerformClick();
break;
case Keys.NumPad5:
Button_5.PerformClick();
break;
case Keys.NumPad6:
Button_6.PerformClick();
break;
case Keys.NumPad7:
Button_7.PerformClick();
break;
case Keys.NumPad8:
Button_8.PerformClick();
break;
case Keys.NumPad9:
Button_9.PerformClick();
break;
case Keys.Add:
Button_Plus.PerformClick();
break;
case Keys.Divide:
Button_Divide.PerformClick();
break;
case Keys.Multiply:
Button_Multiply.PerformClick();
break;
case Keys.Subtract:
Button_Minus.PerformClick();
break;
case Keys.Back:
Button_CE.PerformClick();
break;
case Keys.Decimal:
Button_Dot.PerformClick();
break;
case Keys.Enter:
Button_Equal.PerformClick();
break;
}
}
