protected void Page_Load(object sender, EventArgs e)
{
_currencies = Global.Currencies;
if (!IsPostBack)
{
var keys = _currencies.Keys.ToList();
SourceCurrency.DataSource = keys;
SourceCurrency.DataBind();
DestinationCurrency.DataSource = keys;
DestinationCurrency.DataBind();
SourceCourse.Text = _currencies[SourceCurrency.SelectedValue];
SourceCourse.DataBind();
DestinationCourse.Text = _currencies[DestinationCurrency.SelectedValue];
DestinationCourse.DataBind();
}
}
protected void DestinationCurrency_SelectedIndexChanged(object sender, EventArgs e)
{
DestinationCourse.Text = _currencies[DestinationCurrency.SelectedValue];
DestinationCourse.DataBind();
}