/// <summary>
/// Fragt eine Ordnung ab.
/// </summary>
/// <param name="obj">Irgendein .NET Objekt.</param>
/// <returns>Die Differenz der Ordnungszahlen zweier Quellen.</returns>
public int CompareTo(object obj)
{
// Change type
ChannelItem other = obj as ChannelItem;
// Not comparable
if (null == other)
{
return(-1);
}
// By name
return(ToString().CompareTo(other.ToString()));
}
private void selChannel_SelectionChangeCommitted(object sender, EventArgs e)
{
// Get the item
ChannelItem channel = CurrentChannel;
// None
if (null == channel)
{
return;
}
// Clear helper lists
ClearAudioAndService();
// Forward
OnChannelSelected(channel.ChannelName, channel.Context);
}
/// <summary>
/// Initialisiert die Liste der Quellen.
/// </summary>
public void FillChannelList()
{
// Already did it
if (m_ChannelsLoaded)
{
return;
}
// Once only
m_ChannelsLoaded = true;
// Reset index
foreach (ChannelItem channel in m_Channels.Values)
{
channel.Index = null;
}
// Create temporary list
List <ChannelItem> channels = new List <ChannelItem>();
// Check mode
if (ShortCutsEnabled)
{
// Favorites only
if (null != Configuration.FavoriteChannels)
{
foreach (string favorite in Configuration.FavoriteChannels)
{
// Try to find
ChannelItem channel;
if (!m_Channels.TryGetValue(favorite, out channel))
{
continue;
}
// Use
channels.Add(channel);
}
}
}
else
{
// All
channels.AddRange(m_Channels.Values);
// Sort
channels.Sort();
}
// Reset index chars
m_LastKey = DateTime.MinValue;
m_IndexChars = int.MaxValue;
// Add shortcut information
if (m_Embedded || ShortCutsEnabled)
{
// Calculate
m_IndexChars = channels.Count.ToString().Length;
// Create format pattern
string format = new string( '0', m_IndexChars );
// Set index on all
for (int i = channels.Count; i-- > 0;)
{
// Load
ChannelItem channel = channels[i];
// Set index
channel.Index = (i + 1).ToString(format);
}
}
// Add to list
selChannel.Items.Clear();
selChannel.Items.AddRange(channels.ToArray());
// Enable
selChannel.Enabled = (selChannel.Items.Count > 0);
}
/// <summary>
/// Vermerkt eine Quelle.
/// </summary>
/// <param name="displayName">Der Name der Quelle.</param>
/// <param name="context">Detailinformationen zur Quelle.</param>
public void AddChannel( string displayName, object context )
{
// Create and remember
m_Channels[displayName] = new ChannelItem( displayName, context );
// Mark as changed
m_ChannelsLoaded = false;
}
