partial void changeChannel(AppKit.NSPopUpButton sender)
{
var previousChannel = CurrentInterface.WlanChannel;
var selectedChannel = CurrentInterface.SupportedWlanChannels.Where(channel =>
string.Format("{0} {1}", channel.ChannelNumber, channel.ChannelBand) == channelPicker.SelectedItem.Title).First();
NSError error;
CurrentInterface.SetWlanChannel(selectedChannel, out error);
if (error != null)
{
Console.WriteLine("Error occurred while changing interface channel: {0}", error.LocalizedDescription);
CurrentInterface.SetWlanChannel(previousChannel, out error);
channelPicker.SelectItem(string.Format("{0} {1}", previousChannel.ChannelNumber, previousChannel.ChannelBand));
}
}
