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Small code cleanup

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This commit is contained in:
Jonas Dellinger 2018-03-12 00:13:38 +01:00
parent e52b9ef61a
commit 023520d3de
2 changed files with 22 additions and 40 deletions
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16
SpotifyAPI/Local/Models/SpotifyUri.cs
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@ -9,9 +9,9 @@ namespace SpotifyAPI.Local.Models
{
public class SpotifyUri
{
internal Dictionary<UriType, string> _properties = new Dictionary<UriType, string>();
private readonly Dictionary<UriType, string> _properties = new Dictionary<UriType, string>();
public string Base { get; internal set; }
public string Base { get; }
public UriType Type => _properties?.LastOrDefault().Key ?? UriType.none;
public string Id => _properties?.LastOrDefault().Value;
@ -29,9 +29,7 @@ namespace SpotifyAPI.Local.Models
public string GetUriPropValue(UriType type)
{
if (!_properties.ContainsKey(type))
return null;
return _properties[type];
return !_properties.ContainsKey(type) ? null : _properties[type];
}
public static SpotifyUri Parse(string uri)
@ -39,17 +37,15 @@ namespace SpotifyAPI.Local.Models
if (string.IsNullOrEmpty(uri))
throw new ArgumentNullException("Uri");
UriType uriType = UriType.none;
string[] props = uri.Split(':');
if (props.Length < 3 || !Enum.TryParse(props[1], out uriType))
if (props.Length < 3 || !Enum.TryParse(props[1], out UriType uriType))
throw new ArgumentException("Unexpected Uri");
Dictionary<UriType, string> properties = new Dictionary<UriType, string> { { uriType, props[2] } };
for (int index = 3; index < props.Length; index += 2)
{
UriType type = UriType.none;
if (Enum.TryParse(props[index], out type))
if (Enum.TryParse(props[index], out UriType type))
properties.Add(type, props[index + 1]);
}
@ -58,7 +54,7 @@ namespace SpotifyAPI.Local.Models
public override string ToString()
{
return $"{Base}:{string.Join(":", _properties.SelectMany(x => new string[] { x.Key.ToString(), x.Value }))}";
return $"{Base}:{string.Join(":", _properties.SelectMany(x => new[] { x.Key.ToString(), x.Value }))}";
}
}
}

46
SpotifyAPI/Local/VolumeMixerControl.cs
View File

@ -18,8 +18,7 @@ namespace SpotifyAPI.Local
throw new COMException("Volume object creation failed");
}
float level;
volume.GetMasterVolume(out level);
volume.GetMasterVolume(out float level);
Marshal.ReleaseComObject(volume);
return level * 100;
}
@ -33,8 +32,7 @@ namespace SpotifyAPI.Local
throw new COMException("Volume object creation failed");
}
bool mute;
volume.GetMute(out mute);
volume.GetMute(out bool mute);
Marshal.ReleaseComObject(volume);
return mute;
}
@ -79,12 +77,10 @@ namespace SpotifyAPI.Local
private static ISimpleAudioVolume GetVolumeObject(int pid)
{
// get the speakers (1st render + multimedia) device
IMmDeviceEnumerator deviceEnumerator = (IMmDeviceEnumerator)(new MMDeviceEnumerator());
IMmDevice speakers;
deviceEnumerator.GetDefaultAudioEndpoint(EDataFlow.ERender, ERole.EMultimedia, out speakers);
IMmDeviceEnumerator deviceEnumerator = (IMmDeviceEnumerator) new MMDeviceEnumerator();
deviceEnumerator.GetDefaultAudioEndpoint(EDataFlow.ERender, ERole.EMultimedia, out IMmDevice speakers);
string defaultDeviceId;
speakers.GetId(out defaultDeviceId);
speakers.GetId(out string defaultDeviceId);
ISimpleAudioVolume volumeControl = GetVolumeObject(pid, speakers);
Marshal.ReleaseComObject(speakers);
@ -97,18 +93,13 @@ namespace SpotifyAPI.Local
// As far as Spotify is concerned, if using the "--enable-audio-graph" command line argument,
// a new option becomes available in the Settings that makes it possible to change the playback device.
IMmDeviceCollection deviceCollection;
deviceEnumerator.EnumAudioEndpoints(EDataFlow.ERender, EDeviceState.Active, out deviceCollection);
deviceEnumerator.EnumAudioEndpoints(EDataFlow.ERender, EDeviceState.Active, out IMmDeviceCollection deviceCollection);
int count;
deviceCollection.GetCount(out count);
deviceCollection.GetCount(out int count);
for (int i = 0; i < count; i++)
{
IMmDevice device;
deviceCollection.Item(i, out device);
string deviceId;
device.GetId(out deviceId);
deviceCollection.Item(i, out IMmDevice device);
device.GetId(out string deviceId);
try
{
@ -134,29 +125,24 @@ namespace SpotifyAPI.Local
{
// activate the session manager. we need the enumerator
Guid iidIAudioSessionManager2 = typeof(IAudioSessionManager2).GUID;
object o;
device.Activate(ref iidIAudioSessionManager2, 0, IntPtr.Zero, out o);
IAudioSessionManager2 mgr = (IAudioSessionManager2)o;
device.Activate(ref iidIAudioSessionManager2, 0, IntPtr.Zero, out object o);
IAudioSessionManager2 mgr = (IAudioSessionManager2) o;
// enumerate sessions for on this device
IAudioSessionEnumerator sessionEnumerator;
mgr.GetSessionEnumerator(out sessionEnumerator);
int count;
sessionEnumerator.GetCount(out count);
mgr.GetSessionEnumerator(out IAudioSessionEnumerator sessionEnumerator);
sessionEnumerator.GetCount(out int count);
// search for an audio session with the required name
// NOTE: we could also use the process id instead of the app name (with IAudioSessionControl2)
ISimpleAudioVolume volumeControl = null;
for (int i = 0; i < count; i++)
{
IAudioSessionControl2 ctl;
sessionEnumerator.GetSession(i, out ctl);
int cpid;
ctl.GetProcessId(out cpid);
sessionEnumerator.GetSession(i, out IAudioSessionControl2 ctl);
ctl.GetProcessId(out int cpid);
if (cpid == pid)
{
volumeControl = (ISimpleAudioVolume)ctl;
volumeControl = (ISimpleAudioVolume) ctl;
break;
}
Marshal.ReleaseComObject(ctl);