private bool IsDefaultDevice(AudioDeviceDefaultState defaultState)
{
switch (_role)
{
case AudioDeviceRole.Communications:
return(defaultState.IsSet(AudioDeviceDefaultState.Communications));
default:
Debug.Assert(_role == AudioDeviceRole.Multimedia);
return(defaultState.IsSet(AudioDeviceDefaultState.Multimedia));
}
}
private AudioDeviceDefaultState CalculateDeviceDefaultState(AudioDeviceManager deviceManager)
{
AudioDeviceDefaultState state = AudioDeviceDefaultState.None;
if (deviceManager.IsDefaultAudioDevice(_device, AudioDeviceRole.Multimedia))
{
state |= AudioDeviceDefaultState.Multimedia;
}
if (deviceManager.IsDefaultAudioDevice(_device, AudioDeviceRole.Communications))
{
state |= AudioDeviceDefaultState.Communications;
}
return(state);
}
public static bool IsSet(this AudioDeviceDefaultState state, AudioDeviceDefaultState flag)
{
return (state & flag) == flag;
}
public static bool IsSet(this AudioDeviceDefaultState state, AudioDeviceDefaultState flag)
{
return((state & flag) == flag);
}
