protected override void Cleanup()
{
if (timer != null)
{
timer.Elapsed -= new ElapsedEventHandler(DoUpdatePlayer);
timer.Dispose();
timer = null;
}
if (librarian != null)
{
librarian.Dispose();
librarian = null;
}
if (engine != null)
{
engine.LyricsUpdated -= new TrackHandler(DoLyricsUpdated);
engine.LyricsProgressReport -= new LyricEngineProgress(DoLyricsProgressReport);
engine.Dispose();
engine = null;
}
if (track != null)
{
Release(track);
}
try
{
OnAboutToPromptUserToQuitEvent -= quitHandler;
OnDatabaseChangedEvent -= databaseChangedHandler;
OnPlayerPlayEvent -= playHandler;
OnPlayerPlayingTrackChangedEvent -= trackChangedHandler;
OnPlayerStopEvent -= stopHandler;
OnSoundVolumeChangedEvent -= volumeHandler;
}
catch
{
// no-op
// Might happen if Alt-F4 is used to close the AppWindow
}
quitHandler = null;
databaseChangedHandler = null;
playHandler = null;
trackChangedHandler = null;
stopHandler = null;
volumeHandler = null;
}
//========================================================================================
// Constructor
//========================================================================================
/// <summary>
/// Initialize a new iTunesAppClass safe wrapper.
/// </summary>
public Controller()
: base()
{
InitializeHost();
this.engine = LyricEngine.CreateEngine();
this.engine.LyricsUpdated += new TrackHandler(DoLyricsUpdated);
this.engine.LyricsProgressReport += new LyricEngineProgress(DoLyricsProgressReport);
if (this.track != null)
{
if (!this.track.HasLyrics && NetworkStatus.IsAvailable)
{
this.engine.RetrieveLyrics(this.track);
}
}
this.librarian = Librarian.Create(this);
this.timer = new Timer(1000);
this.timer.Elapsed += new ElapsedEventHandler(DoUpdatePlayer);
this.timer.Enabled = IsPlaying;
}
//========================================================================================
// Constructor
//========================================================================================
/// <summary>
/// Initialize a new iTunesAppClass safe wrapper.
/// </summary>
public Controller()
: base()
{
InitializeHost();
this.engine = LyricEngine.CreateEngine();
this.engine.LyricsUpdated += new TrackHandler(DoLyricsUpdated);
this.engine.LyricsProgressReport += new LyricEngineProgress(DoLyricsProgressReport);
if (this.track != null)
{
if (!this.track.HasLyrics && NetworkStatus.IsAvailable)
{
this.engine.RetrieveLyrics(this.track);
}
}
this.librarian = Librarian.Create(this);
this.timer = new Timer(1000);
this.timer.Elapsed += new ElapsedEventHandler(DoUpdatePlayer);
this.timer.Enabled = IsPlaying;
}
protected override void Cleanup(bool finalRelease)
{
if (timer != null)
{
timer.Elapsed -= new ElapsedEventHandler(DoUpdatePlayer);
timer.Dispose();
timer = null;
}
if (librarian != null)
{
librarian.Dispose();
librarian = null;
}
if (engine != null)
{
engine.LyricsUpdated -= new TrackHandler(DoLyricsUpdated);
engine.LyricsProgressReport -= new LyricEngineProgress(DoLyricsProgressReport);
engine.Dispose();
engine = null;
}
if (track != null)
{
Release(track);
}
try
{
OnAboutToPromptUserToQuitEvent -= quitHandler;
OnDatabaseChangedEvent -= databaseChangedHandler;
OnPlayerPlayEvent -= playHandler;
OnPlayerPlayingTrackChangedEvent -= trackChangedHandler;
OnPlayerStopEvent -= stopHandler;
OnSoundVolumeChangedEvent -= volumeHandler;
}
catch
{
// no-op
// Might happen if Alt-F4 is used to close the AppWindow
}
quitHandler = null;
databaseChangedHandler = null;
playHandler = null;
trackChangedHandler = null;
stopHandler = null;
volumeHandler = null;
}
/// <summary>
/// Factory method returning the singleton engine.
/// </summary>
/// <returns></returns>
public static LyricEngine CreateEngine()
{
return(engine ?? (engine = new LyricEngine()));
}
/// <summary>
/// Factory method returning the singleton engine.
/// </summary>
/// <returns></returns>
public static LyricEngine CreateEngine()
{
if (engine == null)
{
engine = new LyricEngine();
}
return engine;
}
