private bool HookSpotify()
{
children = new HashSet <int>();
// Try hooking through window title
foreach (Process p in Process.GetProcessesByName("spotify"))
{
children.Add(p.Id);
Spotify = p;
if (p.MainWindowTitle.Length > 1)
{
return(true);
}
}
// Try hooking through audio device
volumeControl = AudioUtils.GetVolumeControl(children);
if (volumeControl != null)
{
Spotify = Process.GetProcessById(volumeControl.ProcessId);
return(true);
}
return(false);
}
public void CleanHook()
{
Spotify = null;
handle = IntPtr.Zero;
if (volumeControl != null)
{
Marshal.ReleaseComObject(volumeControl.Control);
}
volumeControl = null;
Hooked = false;
}
public SpotifyState Check()
{
if (!Hooked) //if never or no more hooked, start hook
{
Hooked = HookSpotify();
}
else if (!IsRunning()) // if hooked and spotify no more running, clean hook
{
CleanHook();
}
else // else inspect spotify process
{
if (volumeControl != null)
{
lastPeak = peak;
peak = AudioUtils.GetPeakVolume(volumeControl.Control);
}
else
{
volumeControl = AudioUtils.GetVolumeControl(children);
}
if (Spotify.HasExited)
{
handle = IntPtr.Zero;
return(SpotifyState.NonHooked);
}
handle = Spotify.MainWindowHandle;
var windowName = Spotify.MainWindowTitle;
if (windowName.Equals("Spotify Free"))
{
return(SpotifyState.Pause);
}
if ((windowName.Equals("Advertisement") || windowName.Equals("Spotify")) && IsPlaying())
{
return(SpotifyState.PlayingAd);
}
if (IsPlaying())
{
return(SpotifyState.Playing);
}
}
return(SpotifyState.NonHooked);
}