private void Hitung_Click(object sender, EventArgs e)
{
kal = new Kalku();
kal.Name = this.comboBox1.Text.ToLower();
kal.Operasi = string.Empty;
kal.Hasil = 0;
kal.Nilaia = Double.Parse(this.NilaiA.Text);
kal.Nilaib = Double.Parse(this.NilaiB.Text);
if (this.comboBox1.SelectedIndex == 0)
{
kal.Hasil = kal.Nilaia + kal.Nilaib;
kal.Operasi = "+";
}
else if (this.comboBox1.SelectedIndex == 1)
{
kal.Hasil = kal.Nilaia - kal.Nilaib;
kal.Operasi = "-";
}
else if (this.comboBox1.SelectedIndex == 2)
{
kal.Hasil = kal.Nilaia * kal.Nilaib;
kal.Operasi = "*";
}
else if (this.comboBox1.SelectedIndex == 3)
{
kal.Hasil = kal.Nilaia / kal.Nilaib;
kal.Operasi = "/";
}
this.OnCreate(kal);
}
private void FormEntry_OnCreate(Kalku kal)
{
listBox1.Items.Add("Hasil" + kal.Name + " " + kal.Nilaia + " " + kal.Operasi + " " + kal.Nilaib + " " + "=" + " " + kal.Hasil);
}
