public AudioDeviceCollection GetAudioDevices(AudioDeviceKind kind, AudioDeviceState state)
{
IMMDeviceCollection result;
Marshal.ThrowExceptionForHR(_underlyingEnumerator.EnumAudioEndpoints(kind, state, out result));
return(new AudioDeviceCollection(result));
}
public AudioDeviceCollection GetAudioDevices(AudioDeviceKind kind, AudioDeviceState state)
{
IMMDeviceCollection underlyingCollection;
int hr = _deviceEnumerator.EnumAudioEndpoints(kind, state, out underlyingCollection);
if (hr == HResult.OK)
return new AudioDeviceCollection(underlyingCollection);
throw Marshal.GetExceptionForHR(hr);
}
void IMMNotificationClient.OnDefaultDeviceChanged(AudioDeviceKind kind, AudioDeviceRole role, string deviceId)
{
var handler = DefaultDeviceChanged;
if (handler != null)
{
AudioDevice device = GetDevice(deviceId);
handler(this, new DefaultAudioDeviceEventArgs(device, kind, role));
}
}
public AudioDeviceCollection GetAudioDevices(AudioDeviceKind kind, AudioDeviceState state)
{
int hr = _deviceEnumerator.EnumAudioEndpoints(kind, state, out IMMDeviceCollection underlyingCollection);
if (hr == HResult.OK)
{
return(new AudioDeviceCollection(underlyingCollection));
}
throw Marshal.GetExceptionForHR(hr);
}
private void AddDeviceCommands(AudioDeviceKind kind, string noDeviceCommandId, bool firstRun = false)
{
AudioDeviceViewModel[] devices = GetDevices(kind);
foreach (AudioDeviceViewModel device in devices)
{
ToolStripMenuItem item = ContextMenu.BindCommand(_commandManager, CommandId.SetAsDefaultDevice, device);
item.DropDownDirection = ToolStripDropDownDirection.AboveRight;
item.MouseUp += OnItemMouseUp;
}
ContextMenu.BindCommand(_commandManager, noDeviceCommandId);
}
private void AddDeviceCommands(AudioDeviceKind kind, string noDeviceCommandId, bool firstRun = false)
{
AudioDeviceViewModel[] devices = GetDevices(kind);
foreach (AudioDeviceViewModel device in devices)
{
ToolStripMenuItem item = ContextMenu.BindCommand(_commandManager, CommandId.SetAsDefaultDevice, device);
item.DropDownDirection = ToolStripDropDownDirection.AboveRight;
item.MouseUp += OnItemMouseUp;
}
ContextMenu.BindCommand(_commandManager, noDeviceCommandId);
}
public AudioDevice GetDefaultAudioDevice(AudioDeviceKind kind, AudioDeviceRole role)
{
int hr = _deviceEnumerator.GetDefaultAudioEndpoint(kind, role, out IMMDevice underlyingDevice);
if (hr == HResult.OK)
{
return(new AudioDevice(underlyingDevice));
}
if (hr == HResult.NotFound || hr == HResult.FileNotFound) // See #33
{
return(null);
}
throw Marshal.GetExceptionForHR(hr);
}
void IMMNotificationClient.OnDefaultDeviceChanged(AudioDeviceKind kind, AudioDeviceRole role, string deviceId)
{
InvokeOnSynchronizationContext(() =>
{
var handler = DefaultDeviceChanged;
if (handler != null)
{
AudioDevice device = null;
if (deviceId != null)
{
device = GetDevice(deviceId);
}
handler(this, new DefaultAudioDeviceEventArgs(device, kind, role));
}
});
}
public static IAudioDeviceManager CreateAudioDeviceManager(AudioDeviceKind kind)
{
if (kind == AudioDeviceKind.Playback)
{
if (s_playbackDevices == null)
{
s_playbackDevices = new AudioDeviceManager(AudioDeviceKind.Playback);
}
return(s_playbackDevices);
}
else
{
if (s_recordingDevices == null)
{
s_recordingDevices = new AudioDeviceManager(AudioDeviceKind.Recording);
}
return(s_recordingDevices);
}
}
public AudioDeviceManager(AudioDeviceKind kind)
{
_kind = kind;
_dispatcher = Dispatcher.CurrentDispatcher;
_devices = new AudioDeviceCollection();
_policyConfigService = new AudioPolicyConfigService(Flow);
TraceLine($"Create");
Task.Factory.StartNew(() =>
{
try
{
_enumerator = (IMMDeviceEnumerator) new MMDeviceEnumerator();
_enumerator.RegisterEndpointNotificationCallback(this);
var devices = _enumerator.EnumAudioEndpoints(Flow, DeviceState.ACTIVE);
uint deviceCount = devices.GetCount();
for (uint i = 0; i < deviceCount; i++)
{
((IMMNotificationClient)this).OnDeviceAdded(devices.Item(i).GetId());
}
_dispatcher.Invoke((Action)(() =>
{
QueryDefaultDevice();
Loaded?.Invoke(this, null);
}));
}
catch (Exception ex)
{
// Even through we're going to be broken, show the tray icon so the user can collect debug data.
AppTrace.LogWarning(ex);
_dispatcher.Invoke((Action)(() =>
{
Loaded?.Invoke(this, null);
}));
}
});
TraceLine($"Create Exit");
}
public AudioDevice GetDefaultAudioDevice(AudioDeviceKind kind, AudioDeviceRole role)
{
const int E_NOTFOUND = unchecked ((int)0x80070490);
IMMDevice underlyingDevice;
int hr = _underlyingEnumerator.GetDefaultAudioEndpoint(kind, role, out underlyingDevice);
if (hr == HResult.OK)
{
return(new AudioDevice(underlyingDevice));
}
if (hr == E_NOTFOUND)
{
return(null);
}
throw Marshal.GetExceptionForHR(hr);
}
private static AudioDeviceCollection GetDevices(AudioDeviceManager manager, AudioDeviceKind kind)
{
AudioDeviceState state = AudioDeviceState.Active;
if (Settings.Default.ShowDisabledDevices)
{
state |= AudioDeviceState.Disabled;
}
if (Settings.Default.ShowUnpluggedDevices)
{
state |= AudioDeviceState.Unplugged;
}
if (Settings.Default.ShowNotPresentDevices)
{
state |= AudioDeviceState.NotPresent;
}
return(manager.GetAudioDevices(kind, state));
}
public DefaultAudioDeviceEventArgs(AudioDevice device, AudioDeviceKind kind, AudioDeviceRole role)
: base(device)
{
_kind = kind;
_role = role;
}
public NoDevicesCommandBase(string text, AudioDeviceViewModelManager viewModelManager, AudioDeviceKind kind)
: base(text)
{
_kind = kind;
_viewModelManager = viewModelManager;
}
public NoDevicesCommandBase(string text, AudioDeviceViewModelManager viewModelManager, AudioDeviceKind kind)
: base(text)
{
_kind = kind;
_viewModelManager = viewModelManager;
}
void IMMNotificationClient.OnDefaultDeviceChanged(AudioDeviceKind kind, AudioDeviceRole role, string deviceId)
{
InvokeOnSynchronizationContext(() =>
{
var handler = DefaultDeviceChanged;
if (handler != null)
{
AudioDevice device = null;
if (deviceId != null)
device = GetDevice(deviceId);
handler(this, new DefaultAudioDeviceEventArgs(device, kind, role));
}
});
}
public AudioDevice GetDefaultAudioDevice(AudioDeviceKind kind, AudioDeviceRole role)
{
IMMDevice underlyingDevice;
int hr = _deviceEnumerator.GetDefaultAudioEndpoint(kind, role, out underlyingDevice);
if (hr == HResult.OK)
return new AudioDevice(underlyingDevice);
if (hr == HResult.NotFound || hr == HResult.FileNotFound) // See #33
return null;
throw Marshal.GetExceptionForHR(hr);
}
public static IAudioDeviceManager CreateNonSharedDeviceManager(AudioDeviceKind kind)
{
return(new AudioDeviceManager(kind));
}
public DefaultAudioDeviceEventArgs(AudioDevice device, AudioDeviceKind kind, AudioDeviceRole role)
: base(device)
{
_kind = kind;
_role = role;
}
private static void AddDeviceCommands(AudioDeviceManager manager, ContextMenuStrip strip, AudioDeviceKind kind, bool condition, string noDeviceText)
{
if (condition)
{
strip.AddSeparatorIfNeeded();
AudioDeviceCollection devices = GetDevices(manager, kind);
if (devices.Count == 0)
{
strip.AddCommand(new DisabledCommand(noDeviceText));
}
else
{
AddCommand(manager, strip, devices, AudioDeviceState.Active);
AddCommand(manager, strip, devices, AudioDeviceState.Unplugged);
AddCommand(manager, strip, devices, AudioDeviceState.Disabled);
AddCommand(manager, strip, devices, AudioDeviceState.NotPresent);
}
}
}
private AudioDeviceViewModel[] GetDevices(AudioDeviceKind kind)
{
return(_viewModelManager.ViewModels.Where(v => v.Device.Kind == kind)
.ToArray());
}
private AudioDeviceViewModel[] GetDevices(AudioDeviceKind kind)
{
return _viewModelManager.ViewModels.Where(v => v.Device.Kind == kind)
.ToArray();
}
