public static Song GetCurrentSong()
{
if (!Spotify.IsRunning())
{
return(null);
}
IntPtr hWnd = GetSpotify();
int length = Win32.GetWindowTextLength(hWnd);
StringBuilder sb = new StringBuilder(length + 1);
Win32.GetWindowText(hWnd, sb, sb.Capacity);
string title = sb.ToString();
if (!string.IsNullOrWhiteSpace(title) && title != "Spotify")
{
// Unfortunately we don't have a great way to get the title from Spotify
// so we need to do some gymnastics.
// Music played from an artist's page is usually in the format "artist - song"
// while music played from a playlist is often in the format "artist - song - album"
// unfortunately this means that some songs that actually have a " - " in either the artist name
// or in the song name will potentially display incorrectly
var portions = title.Split(new string[] { " - " }, StringSplitOptions.None);
var song = (portions.Length > 1 ? portions[1] : null);
var artist = portions[0];
var album = (portions.Length > 2 ? string.Join(" ", portions.Skip(2).ToArray()) : null); // take everything else that's left
return(new Song(artist, song, album));
}
return(null);
}
public static string GetCurrentTrack()
{
if (!Spotify.IsAvailable())
{
return(string.Empty);
}
IntPtr hWnd = GetSpotify();
int length = Win32.GetWindowTextLength(hWnd);
StringBuilder sb = new StringBuilder(length + 1);
Win32.GetWindowText(hWnd, sb, sb.Capacity);
return(sb.ToString().Replace("Spotify", "").TrimStart(' ', '-').Trim());
}
/// <summary>
/// Find a running instance of Spotify
/// </summary>
/// <returns>HWND of the Spotify window</returns>
private static IntPtr GetSpotify()
{
if (DateTime.Now.Subtract(_lastGetSpotifyCall).TotalSeconds < _GET_SPOTIFY_RETURN_LAST_SEC)
{
return(_cachedHWnd);
}
_lastGetSpotifyCall = DateTime.Now;
var rv = IntPtr.Zero;
// Spotify have made things a little harder with their use of electron
// In order to not pick up on other Electron windows, first find the process and then the window
var procs = Process.GetProcessesByName("spotify");
if (Array.Exists(procs, proc => proc.Id == _cachedProcId))
{
return(_cachedHWnd);
}
foreach (var proc in procs)
{
foreach (ProcessThread thread in proc.Threads)
{
Win32.EnumThreadWindows(thread.Id, (hWnd, lParam) =>
{
var sb = new StringBuilder(256);
// get the class name to check if it's of type Chome_WidgetWin_0
var ret = Win32.GetClassName(hWnd, sb, sb.Capacity);
if (ret != 0)
{
if (sb.ToString() == "Chrome_WidgetWin_0")
{
// now check to make sure that it has a title (Spotify has a couple of windows
// that it uses for specific controls, we don't want those
ret = Win32.GetWindowText(hWnd, sb, sb.Capacity);
if (ret != 0)
{
if (!string.IsNullOrWhiteSpace(sb.ToString()))
{
rv = hWnd;
_cachedProcId = proc.Id;
_cachedHWnd = hWnd;
// stop the enumeration immediately
return(false);
}
}
}
}
return(true);
}, IntPtr.Zero);
if (rv != IntPtr.Zero)
{
return(rv);
}
}
}
// couldn't find the window
return(rv);
}