public Form1()
{
InitializeComponent();
this.txtResult.Text = "0";
gArithmetic = eArithmetic.None;
gVal1 = 0;
}
private void btnArithmetic_Click(object sender, EventArgs e)
{
Button btn = (Button)sender;
if (btn.Text == "÷")
{
gArithmetic = eArithmetic.Div;
}
if (btn.Text == "×")
{
gArithmetic = eArithmetic.Mutl;
}
if (btn.Text == "-")
{
gArithmetic = eArithmetic.Sub;
}
if (btn.Text == "+")
{
gArithmetic = eArithmetic.Add;
}
//Val1 + Val2 = Result
gVal1 = Decimal.Parse(this.txtResult.Text);
this.txtResult.Text = "0";
}
private void btnClear_Click(object sender, EventArgs e)
{
this.txtResult.Text = "0";
gArithmetic = eArithmetic.None;
gVal1 = 0;
}
