private void btnAddRate_Click(object sender, EventArgs e)
{
if (ValidateRate() == false)
return;
double rate = Convert.ToDouble(txtRate.Text);
Rate newRate = new Rate(0, "");
newRate.Value = rate;
newRate.Name = rate + "%";
_caller.ImplementNewRate(newRate);
this.Close();
}
public void ImplementNewRate(Rate newRate)
{
if (newRate == null) //user cancels
{
_selectedComboBox.SelectedIndex = 1;
}
else
{
foreach (ComboBox cbx in _listCbxRate)
{
AddNewRate(cbx, newRate);
_selectedComboBox.SelectedIndex = _selectedComboBox.Items.IndexOf(newRate);
}
}
}
private void AddNewRate(ComboBox cbx, Rate newRate)
{
if(cbx.Items.Count > 0)
{
cbx.Items.RemoveAt(cbx.Items.Count - 1); //remove custom rate option
cbx.Items.Add(newRate); //add new rate
cbx.Items.Add(new Rate(-1, "Custom Rate")); //add custom rate option
}
}