private void Commit()
{
if (UrlListBox.SelectedIndex < 0)
{
return;
}
if ((string)UrlListBox.SelectedItem == UrlTextBox.Text)
{
LoadConfig();
return;
}
if (ValidateUrl())
{
UrlListBox.Items[UrlListBox.SelectedIndex] = UrlTextBox.Text;
}
controller.SaveOnlineConfigSource(UrlListBox.Items.OfType <string>().Where(s => !string.IsNullOrWhiteSpace(s)).Distinct());
LoadConfig();
return;
}