/// <summary>
/// Update a channel mapping when a selected channel was swapped.
/// </summary>
static void OnChannelChange(ChannelComboBox channel, ListBox channels)
{
int oldIndex = channels.SelectedIndex;
if (oldIndex < 0)
{
channel.IsEnabled = false;
return;
}
ReferenceChannel[] list = (ReferenceChannel[])channels.ItemsSource;
list[channels.SelectedIndex] = (ReferenceChannel)channel.SelectedItem;
channels.ItemsSource = (ReferenceChannel[])list.Clone();
channels.SelectedIndex = oldIndex;
}
/// <summary>
/// When selecting a channel on a channel mapping, allow its editing in the related combo box.
/// </summary>
static void OnChannelSelect(ChannelComboBox channel, ListBox channels)
{
channel.SelectedItem = channels.SelectedItem ?? null;
channel.IsEnabled = true;
}